Text preview for : SGH-T100.pdf part of Samsung SGH-T100 Samsung SGH-T100 Service Manual



Back to : Sgh-t100.zip | Home

ELECTRONICS

Samsung Electronics Co.,Ltd. Printed in Korea 04/2002 Rev 1.0 GH68-02699A

ELECTRONICS

DUAL BAND Mobile Cellular Phone
SGH-T100

SERVICE
DUAL BAND MOBILE CELLULAR PHONE

Manual

CONTENTS
1. Exploded Views and Parts List 2. PCB Diagrams 3. Electrical Parts List 4. Block Diagrams 5. Flow Chart of Troubleshooting and Circuit Diagram

1. Exploded Views and Parts List
1-1 1-2 1-3 1-4 1-5 1-6 1-7 1-8 1-9 1-10 Main Main Parts List Travel Adapter Travel Adapter Parts List Ciger Light Adapter Ciger Light Adapter Parts List Test Jig Wearable EAR Microphone Data Kit Battery Charger

2. PCB Diagrams
2-1 2-2 Main Top 2-1-1 Main RF Top 2-1-2 Main Base Band Top Main Bottom 2-2-1 Main RF Bottom 2-2-2 Main Base Band Bottom

3. Electrical Parts List
3-1 3-2 Main Parts List Top Main Parts List Bottom

4. Block Diagrams
4-1 4-2 Main Base Band Main RF 4-2-1 RF Tx Part 4-2-2 RF Rx Part

5. Flow chart of Troubleshooting and Circuit Diagram
5-1 5-2 5-3 5-4 5-5 5-6 5-7 5-8 5-9 5-10 5-11 5-12 5-13 5-14 5-15 Power ON Initial Charging Part Sim Part Microphone Part Speaker Part Key Data Input Alert tone Ring Indicator Back Light (for Color Main LCD) Back Light (for sub LCD & Key) GSM Receiver GSM Transmit DCS Receiver DCS Transmit
1-1

Exploded Views and Parts List

1. SGH-T100 Exploded Views and Parts List
1-1 Main

1

2

7 13 3 4 5 6

14
15-1 15-2

15-3

9 15 16 10 11

8

12

17 19 18

20 21

22 23

1-2

Exploded Views and Parts List

1-2 Main Parts List

Location No.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 15-1 15-2 15-3 16 17 18 19 20 21 22 23

Description
DUAL WINDOW LCD FOLDER UPPER LCD F-PCB LCD - TFT MOTOR SPEAKER CON TO CON FOLDER LOWER SCREW SCREW CAP(LEFT) SCREW CAP(RIGHT) WINDOW LCD FRONT COVER KEY PAD MAIN PBA V/K FPCB DOME SHEET MIC CONNECTOR COVER VOLUME KEY REAR COVER ANTENNA MOBILE CAP SCREW BATTERY BATTERY

SEC CODE
GH72-03659B GH75-01772A GH07-00147A GH07-00126A 3101-001243 3001-001257 GH59-00305A GH75-01773A 6001-001285 GH74-02761A GH74-02760A GH72-04239B GH75-01776A GH75-01861A GH92-01300A GH59-00366A GH59-00365A GH59-00336A GH73-00741A GH75-01205A GH75-01777A GH42-00164A GH73-00950A 6001-000464 GH43-00512D GH43-00516D

Remark

Exploded Views and Parts List

1-3

SGH-T100 COLOR & CODE

COLOR ITEM MEC-FOLDER DUMY MEC-FOLDER UPPER MEC-FOLDER LOWER MEC-FRONT COVER MEC-REAR COVER MPR-SCREW CAP LEFT MPR-SCREW CAP LEFT BATTERY-700M BATTERY-900M

SILVER GH75-01774A GH75-01772A GH75-01773A GH75-01776A GH75-01777A GH74-01466A GH74-01467A GH43-00516D GH43-00512D

WHITE PEARL GH75-01774A GH75-01772B GH75-01773B GH75-01776B GH75-01777B GH74-01466B GH74-01467B GH43-00516A GH43-00512A

GOLD GH75-01774B GH75-01772C GH75-01773B GH75-01776C GH75-01777C GH74-01466D GH74-01467D GH43-00516B GH43-00512B

YELLOW GREEN GH75-01774D GH75-01772E GH75-01773E GH75-01776E GH75-01777E GH74-01466F GH74-01467F GH43-00516C GH43-00512C

1-4

Exploded Views and Parts List

1-3 Travel Adapter

A

B

C

D

1-4 Travel Adapter Parts List

TYPE
A B C D

SEC CODE
GH44-00171A GH44-00184A GH44-00171C Gh44-00171E

REMARK
CHINA EUROPE UNITED KINGDOM TAIWAN

Exploded Views and Parts List

1-5

1-5 Ciger Light Adapter

1-6 Ciger Light Adapter Parts List

DESCRIPTION
Ciger Light Adapter Code

SEC CODE
GH44-00170A

REMARK
BLACK

1-6

Exploded Views and Parts List

1-7 Test Jig

TEST JIG

GH80-10508A

TEST JIG CABLE

GH39-00079A

RF JIG CABLE

GH39-0002A

Exploded Views and Parts List

1-7

DM CABLE

GH39-00080A

1-7-1 Test Jig

DC POWER SUPPLY

8922 or 8960 WIRELESS COMMUNICATIONS TEST SET

RF JIG CABLE

TE

ST

JIG

232 CABLE

TEST JIG CABLE

1-8

Exploded Views and Parts List

1-8 Wearable EAR Microphone

Wearable EAR Microphone

GH59-00322A

1-9 Data Kit

DATA KIT

GH39-00078A

Exploded Views and Parts List

1-9

1-10 Battery Charger

BATTERY CHARGER

GH44-00279A

1-10

Exploded Views and Parts List

2. PCB Diagrams
2-1 Main Top

PCB Diagrams

2-1

2-2 Main Bottom

PCB Diagrams

2-2

3. Electrical Parts List
3-1 Main Parts List Top

NO
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39

SER CODE
C304 U201 C216 R306 C301 U301 U303 R304 R305 "D800,D801,D802,D803" "D804,D805,D806,D807" "R801,R802,R803,R804" "R805,R806,R807,R808" "C803,C804,C805,C806" "C807,C809,C810" C816 C121 U107 C128 R122 R119 C123 R124 "F200,F201" ZD202 ZD203 "R211,R212" ZD400 ZD402 C818 R810 R809 LED802 LED801 "Q801,Q803,Q804" Q802 R811 R812 R813

Reference
2203-005664 0801-000794 2203-000138 2007-000148 2203-000254 0801-002237 1204-001811 2007-001313 2007-007014 0601-001547 0601-001547 2007-007009 2007-007009 2203-000679 2203-000679 2203-000995 2404-001105 1203-002127 2404-001105 2007-007107 2007-007590 2203-005061 2007-008117 2901-001116 0406-001104 0406-001083 2011-001344 1405-001082 1405-001082 2203-000679 2007-001306 2007-000138 0601-001402 0601-001547 0504-001012 0501-002011 2007-003013 2007-000162 2007-001313

Part Description
"C-CERAMIC,CHIP;C475K,4.7UF,6.3V" IC;TC7S08FUTE85L "C-CERAMIC,CHIP;C152K,1.5NF,50V" "R-CHIP;10K,5%" "C-CERAMIC,CHIP;C103K,10NF,16V" IC;TC7SH04FU-TE85L IC;YMU759-QE2 "R-CHIP;330,5%" "R-CHIP;51K,5%" IC;SLS-NNBL102TS IC;SLS-NNBL102TS "R-CHIP;75ohm,5%" "R-CHIP;75ohm,5%" "C-CERAMIC,CHIP;C270J,27PF,50V" "C-CERAMIC,CHIP;C270J,27PF,50V" "C-CERAMIC,CHIP;C470J,47PF,50V" "C-TA,CHIP;10UF/6.3V" IC;LTC1734ES6-4.2#TR "C-TA,CHIP;10UF/6.3V" "R-CHIP;100K,1%" "R-CHIP;82K,1%" "C-CERAMIC,CHIP;C104Z,100NF,16V" "R-CHIP;2.7K,1%" COMP-SMD;NFM39R12C471T1 TR-SMALL SIGNAL;ESDA6V1-5W6 TR-SMALL SIGNAL;ESDA6V1W5 R-CHIP;CRB2A4E101JT IC;VC040205X150R IC;VC040205X150R "C-CERAMIC,CHIP;C270J,27PF,50V" "R-CHIP;150,5%" "R-CHIP;100,5%" IC;CL-165HR/YG-D IC;SLS-NNBL102TS TR-SMALL SIGNAL;DTC114YE TR-SMALL SIGNAL;2SD2114KT146V "R-CHIP;2.4K,5%" "R-CHIP;100K,5%" "R-CHIP;330,5%"

Vendor Part No.
JMK212 BJ475KG-T TC7S08FUTE85L CL05B152KBNC RC1005J103CS GRP155R71C103KA01E TC7SH04FU-TE85L YMU759-QE2 RC1005J331CS MCR01MZSJ513 SLS-NNBL102TS SLS-NNBL102TS RC1005J750CS RC1005J750CS GRP1555C1H270JZ01E GRP1555C1H270JZ01E GRP1555C1H470JZ01E ECST0JZ106R LTC1734ES6-4.2#TR ECST0JZ106R RK73H1ETP1003F MCR01MZSF8202 CL05F104ZONC RK73H1ETP2701F NFM39R12C471T1 ESDA6V1-5W6 ESDA6V1W5 CRB2A4E101JT VC040205X150R VC040205X150R GRP1555C1H270JZ01E RC1005J151CS RC1005J101CS CL-165HR/YG-D SLS-NNBL102TS DTC114YE 2SD2114KT146V RC1005J242CS RC1005J104CS RC1005J331CS

Electrical Parts List

3-1

NO
40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62

SER CODE
SW801 C811 C800 C801 C802 R814 U801 "V400,V402,V403,V404" "C440,C442" ZD401 C451 C461 "C307,C310,C311" C306 "C305,C309,C315" C312 C313 C316 C308 R308 R823 R310 "R312,R313,R314"

Reference
1009-001010 2203-000679 2203-005061 2203-002443 2203-000679 2007-000162 0504-001060 1405-001082 2203-000995 0406-001084 2203-000679 2203-005444 2203-000679 2203-000870 2203-005061 2203-001405 2203-000654 2203-000885 2203-000438 2007-001325 2007-000162 2007-000831 2007-000775

Part Description
IC;A3212ELH-SAMSUNG "C-CERAMIC,CHIP;C270J,27PF,50V" "C-CERAMIC,CHIP;C104Z,100NF,16V" "C-CERAMIC,CHIP;C331K,330PF,50V" "C-CERAMIC,CHIP;C270J,27PF,50V" "R-CHIP;100K,5%" TR-SMALL SIGNAL;BCR08PN IC;VC040205X150R "C-CERAMIC,CHIP;C470J,47PF,50V" TR-SMALL SIGNAL;SMF05.TB "C-CERAMIC,CHIP;C270J,27PF,50V" "C-CERAMIC,CHIP;C030B,3PF,50V" "C-CERAMIC,CHIP;C270J,27PF,50V" "C-CERAMIC,CHIP;C030C,3PF,50V" "C-CERAMIC,CHIP;C104Z,100NF,16V" "C-CERAMIC,CHIP;C223Z,22NF,25V" "C-CERAMIC,CHIP;C271K,270PF,50V" "C-CERAMIC,CHIP;C472K.4.7NF,25V" "C-CERAMIC,CHIP;C102K,1NF,50V" "R-CHIP;3.3K,5%" "R-CHIP;100K,5%" "R-CHIP;39K,5%" "R-CHIP;33K,5%"

Vendor Part No.
A3212ELH-SAMSUNG GRP1555C1H270JZ01E CL05F104ZONC CL05B331KBNC GRP1555C1H270JZ01E RC1005J104CS BCR08PN VC040205X150R GRP1555C1H470JZ01E SMF05.TB GRP1555C1H270JZ01E GRP1555C1H3R0BZ01E GRP1555C1H270JZ01E GRP1555C1H3R0CZ01E CL05F104ZONC GRP155F51E223ZD01E GRP155R71H271KD01E GRP155R71E472KA01E GRP155R71H102KA01E RC1005J332CS RC1005J104CS RC1005J393CS RK73K1ETP333J

3-2

Electrical Parts List

3-2 Main Parts List Bottom
NO
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43

SER CODE
D100 D101 Q500 Q101 Q502 Q700 Q501 "U703,U704,U705" U802 U102 "Q503,U106,U300" U105 U803 "U202,U302" U421 U305 U401 U304 U403 U707 U104 U103 U502 U101 U400 U601 U501 U701 TH101 V401 V405 ZD802 "V205,V206,V207,V208" V209 "R208,R209,R604" "R424,R434" "R103,R107,R230,R231" "R232,R233,R234,R235" "R236,R237,R238,R240" "R506,R507,R603,R822" "R432,R433" R315 "R123,R324,R401"

Reference
0401-001033 0407-001007 0501-000225 0502-001201 0504-000167 0504-001012 0504-001021 0504-001060 0504-001060 0505-001376 0505-001423 0506-001004 0801-002237 0801-002540 1001-001145 1003-001440 1103-001262 1109-001218 1201-001729 1201-001785 1203-001518 1203-002247 1203-002484 1203-002509 1205-001881 1205-001935 1209-001337 1209-001379 1404-001005 1405-001082 1405-001082 1405-001082 1405-001093 1405-001093 2007-000138 2007-000139 2007-000140 2007-000140 2007-000140 2007-000140 2007-000141 2007-000143 2007-000148

Part Description
TR-SMALL SIGNAL;MCL4154 TR-SMALL SIGNAL;UMN1 TR-SMALL SIGNAL;2SC4617 TR-SMALL SIGNAL;ZXT13P20DE6 TR-SMALL SIGNAL;DTC114EE/TR TR-SMALL SIGNAL;DTC114YE TR-SMALL SIGNAL;DTB113ZK TR-SMALL SIGNAL;BCR08PN TR-SMALL SIGNAL;BCR08PN TR-SMALL SIGNAL;SI3865DV TR-SMALL SIGNAL;FDG6323L LED;UMC5NTL IC;TC7SH04FU-TE85L IC;NC7SZ19P6X IC;MAX4599EXT-T IC;MDC3105LT1 IC;AT24C512-10CI-2.7 IC;LRS1806 IC;LMC6035IBPX IC;PF08123B IC;MIC5219-3.3BM5 IC;S-80926ALMP-DAP-T2 IC;MAX8890 IC;R5323N301B IC;VP40575 IC;HD155128TF IC;SI4133-MLP28 IC;HD155173ANPEL IC;NTH5G40B473J01TE IC;VC040205X150R IC;VC040205X150R IC;VC040205X150R IC;VC040214X200 IC;VC040214X200 "R-CHIP;100,5%" "R-CHIP;220,5%" "R-CHIP;1K,5%" "R-CHIP;1K,5%" "R-CHIP;1K,5%" "R-CHIP;1K,5%" "R-CHIP;2.2K,5%" "R-CHIP;4.7K,5%" "R-CHIP;10K,5%"

Vendor Part No.
MCL4154 UMN1 2SC4617 ZXT13P20DE6 DTC114EE/TR DTC114YE DTB113ZK BCR08PN BCR08PN SI3865DV FDG6323L UMC5NTL TC7SH04FU-TE85L NC7SZ19P6X MAX4599EXT-T MDC3105LT1 AT24C512-10CI-2.7 LRS1806 LMC6035IBPX PF08123B MIC5219-3.3BM5 S-80926ALMP-DAP-T2 MAX8890 R5323N301B VP40575 HD155128TF SI4133-MLP28 HD155173ANPEL NTH5G40B473J01TE VC040205X150R VC040205X150R VC040205X150R VC040214X200 VC040214X200 RC1005J101CS RC1005J221CS RC1005J102CS RC1005J102CS RC1005J102CS RC1005J102CS RC1005J222CS RC1005J472CS RC1005J103CS

Electrical Parts List

3-3

NO
44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86

SER CODE
"R414,R416,R417,R421" "R435,R440,R502,R508" "R511,R714,R719,R720" R721 R423 R711 R505 "R426,R430" "R106,R112,R113,R114" "R115,R116,R117,R200" "R201,R300,R301,R302" "R317,R321,R322,R408" "R409,R410,R413,R427" "R429,R437" "R824,R825,R826" R428 "R446,R447" "R500,R713" "R600,R602" "R609,R709,R710,R715" R716 R504 R722 "R703,R704" "R605,R701,R702" R718 R700 "R705,R712,R717" "R607,R608" R503 "R425,R431" R448 R601 R501 R606 "R706,R707" R708 "R400,R402,R403,R404" "R405,R406,R407,R411" R445 R109 R513 "R111,R202,R320,R436"

Reference
2007-000148 2007-000148 2007-000148 2007-000148 2007-000152 2007-000153 2007-000155 2007-000157 2007-000162 2007-000162 2007-000162 2007-000162 2007-000162 2007-000162 2007-000162 2007-000168 2007-000170 2007-000172 2007-000173 2007-000174 2007-000174 2007-000242 2007-000831 2007-001288 2007-001290 2007-001292 2007-001295 2007-001298 2007-001313 2007-001325 2007-002796 2007-003029 2007-007001 2007-007013 2007-007135 2007-007142 2007-007314 2007-007317 2007-007318 2007-007468 2007-007538 2007-007766 2007-007771

Part Description
"R-CHIP;10K,5%" "R-CHIP;10K,5%" "R-CHIP;10K,5%" "R-CHIP;10K,5%" "R-CHIP;20K,5%" "R-CHIP;22K,5%" "R-CHIP;27K,5%" "R-CHIP;47K,5%" "R-CHIP;100K,5%" "R-CHIP;100K,5%" "R-CHIP;100K,5%" "R-CHIP;100K,5%" "R-CHIP;100K,5%" "R-CHIP;100K,5%" "R-CHIP;100K,5%" "R-CHIP;470K,5%" "R-CHIP;1M,5%" "R-CHIP;10,5%" "R-CHIP;22,5%" "R-CHIP;47,5%" "R-CHIP;47,5%" "R-CHIP;1.5K,5%" "R-CHIP;39K,5%" "R-CHIP;18,5%" "R-CHIP;24,5%" "R-CHIP;33,5%" "R-CHIP;39,5%" "R-CHIP;51,5%" "R-CHIP;330,5%" "R-CHIP;3.3K,5%" "R-CHIP;510,5%" R-CHIP;820K.5% "R-CHIP;3.9K,5%" "R-CHIP;9.1K,5%" "R-CHIP;18K,1%" "R-CHIP;10K,1%" "R-CHIP;5.6K,1%" "R-CHIP;2.2K,1%" "R-CHIP;1K,1%" "R-CHIP;121K,1%" "R-CHIP;56K,1%" "R-CHIP;2K,1%" "R-CHIP;0,5%"

Vendor Part No.
RC1005J103CS RC1005J103CS RC1005J103CS RC1005J103CS RC1005J203CS RC1005J223CS RC1005J273CS RC1005J473CS RC1005J104CS RC1005J104CS RC1005J104CS RC1005J104CS RC1005J104CS RC1005J104CS RC1005J104CS RC1005J474CS RC1005J105CS RC1005J100CS RC1005J220CS RC1005J470CS RC1005J470CS RC1005J152CS RC1005J393CS RC1005J180CS MCR01MZSJ240 MCR01MZSJ330 RC1005J390CS MCR01MZSJ510 RC1005J331CS RC1005J332CS MCR01MZSJ511 MCR01MZSJ824 RC1005J392CS RC1005J912CS MCR01MZSF1802 RK73H1ETP1002F MCR01MZSF5601 MCR01MZSF2201 RK73H1ETP1001F MCR01MZSF1213 MCR01MZSF5602 RC1005F2001CS RC1005J000CS

3-4

Electrical Parts List

NO
87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129

SER CODE
"R438,R827" R443 R442 "C101,C406,C407,C408" "C409,C457,C600" "C102,C104,C106,C113" "C114,C126,C300" "C303,C404,C415,C418" "C419,C420,C421,C427" "C463,C505,C507,C508" "C509,C603,C637,C638" C642 C812 C648 C708 C623 "C605,C610,C613,C614" C626 "C506,C602,C606" "C612,C615,C616,C617" "C618,C625,C633,C634" "C635,C644,C707,C711" C716 C646 "C122,C130,C131,C132" "C201,C202,C203,C204" "C205,C206,C207,C208" "C209,C210,C211,C212" "C213,C214,C217,C218" C403 "C430,C431,C432,C433" "C434,C436,C444,C445" "C449,C452,C453" "C454,C601,C631,C636" "C649,C720,C721" C808 "C815,C817" "C412,C413,C414,C416" "C417,C422,C423,C424" "C425,C429,C447,C448" "C640,C641" C462 C105

Reference
2007-007771 2007-007981 2011-001345 2203-000233 2203-000233 2203-000254 2203-000254 2203-000254 2203-000254 2203-000254 2203-000254 2203-000254 2203-000254 2203-000278 2203-000311 2203-000359 2203-000425 2203-000425 2203-000438 2203-000438 2203-000438 2203-000438 2203-000438 2203-000609 2203-000679 2203-000679 2203-000679 2203-000679 2203-000679 2203-000679 2203-000679 2203-000679 2203-000679 2203-000679 2203-000679 2203-000679 2203-000679 2203-000812 2203-000812 2203-000812 2203-000812 2203-000870 2203-000940

Part Description
"R-CHIP;0,5%" "R-CHIP;180K,1%" R-CHIP;EXB28V103JX "C-CERAMIC,CHIP;C101J,100PF,50V" "C-CERAMIC,CHIP;C101J,100PF,50V" "C-CERAMIC,CHIP;C103K,10NF,16V" "C-CERAMIC,CHIP;C103K,10NF,16V" "C-CERAMIC,CHIP;C103K,10NF,16V" "C-CERAMIC,CHIP;C103K,10NF,16V" "C-CERAMIC,CHIP;C103K,10NF,16V" "C-CERAMIC,CHIP;C103K,10NF,16V" "C-CERAMIC,CHIP;C103K,10NF,16V" "C-CERAMIC,CHIP;C103K,10NF,16V" "C-CERAMIC,CHIP;C100D,10PF,50V" "C-CERAMIC,CHIP;C121J,120PF,50V" "C-CERAMIC,CHIP;C151J,150PF,50V" "C-CERAMIC,CHIP;C180J,18PF,50V" "C-CERAMIC,CHIP;C180J,18PF,50V" "C-CERAMIC,CHIP;C102K,1NF,50V" "C-CERAMIC,CHIP;C102K,1NF,50V" "C-CERAMIC,CHIP;C102K,1NF,50V" "C-CERAMIC,CHIP;C102K,1NF,50V" "C-CERAMIC,CHIP;C102K,1NF,50V" "C-CERAMIC,CHIP;C223K,22NF,50V" "C-CERAMIC,CHIP;C270J,27PF,50V" "C-CERAMIC,CHIP;C270J,27PF,50V" "C-CERAMIC,CHIP;C270J,27PF,50V" "C-CERAMIC,CHIP;C270J,27PF,50V" "C-CERAMIC,CHIP;C270J,27PF,50V" "C-CERAMIC,CHIP;C270J,27PF,50V" "C-CERAMIC,CHIP;C270J,27PF,50V" "C-CERAMIC,CHIP;C270J,27PF,50V" "C-CERAMIC,CHIP;C270J,27PF,50V" "C-CERAMIC,CHIP;C270J,27PF,50V" "C-CERAMIC,CHIP;C270J,27PF,50V" "C-CERAMIC,CHIP;C270J,27PF,50V" "C-CERAMIC,CHIP;C270J,27PF,50V" "C-CERAMIC,CHIP;C330J,33PF,50V" "C-CERAMIC,CHIP;C330J,33PF,50V" "C-CERAMIC,CHIP;C330J,33PF,50V" "C-CERAMIC,CHIP;C330J,33PF,50V" "C-CERAMIC,CHIP;C030C,3PF,50V" "C-CERAMIC,CHIP;C471K,470PF,50V"

Vendor Part No.
RC1005J000CS ERJ2RKF1803X EXB28V103JX GRP1555C1H101JD01E GRP1555C1H101JD01E GRP155R71C103KA01E GRP155R71C103KA01E GRP155R71C103KA01E GRP155R71C103KA01E GRP155R71C103KA01E GRP155R71C103KA01E GRP155R71C103KA01E GRP155R71C103KA01E GRP1555C1H100JZ01E GRP1555C1H121JD01E GRP1555C1H151JD01E GRP1555C1H180JZ01E GRP1555C1H180JZ01E GRP155R71H102KA01E GRP155R71H102KA01E GRP155R71H102KA01E GRP155R71H102KA01E GRP155R71H102KA01E GRM216R71H223KA01D GRP1555C1H270JZ01E GRP1555C1H270JZ01E GRP1555C1H270JZ01E GRP1555C1H270JZ01E GRP1555C1H270JZ01E GRP1555C1H270JZ01E GRP1555C1H270JZ01E GRP1555C1H270JZ01E GRP1555C1H270JZ01E GRP1555C1H270JZ01E GRP1555C1H270JZ01E GRP1555C1H270JZ01E GRP1555C1H270JZ01E GRP1555C1H330JZ01E GRP1555C1H330JZ01E GRP1555C1H330JZ01E GRP1555C1H330JZ01E GRP1555C1H3R0CZ01E GRP155R71H471KD01E

Electrical Parts List

3-5

NO
130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172

SER CODE
"C629,C630" "C705,C706,C710,C712" "C715,C717,C718" C739 C709 C650 C801 "C504,C510" C643 "C607,C611" C719 C621 C619 "C428,C701" "C118,C119,C120" "C129,C215,C230,C302" C319 "C426,C500,C501,C502" "C503,C515,C517,C520" "C103,C109,C514,C639" C608 C609 C450 "C108,C435,C443" C446 "C405,C410" "C107,C115,C314" "C516,C518,C521,C814" C645 "C100,C112,C125" "C110,C111" C438 C700 "L600,L601" L604 L606 L612 L700 "L720,L721" L722 L705 "L605,L704,L707" L603

Reference
2203-000995 2203-000995 2203-000995 2203-001124 2203-001239 2203-001385 2203-002443 2203-002525 2203-002687 2203-003054 2203-005053 2203-005054 2203-005056 2203-005057 2203-005061 2203-005061 2203-005061 2203-005061 2203-005061 2203-005065 2203-005288 2203-005393 2203-005444 2203-005480 2203-005481 2203-005503 2203-005664 2203-005664 2301-001232 2404-001105 2404-001134 2404-001162 2404-001280 2703-001293 2703-001514 2703-001685 2703-001724 2703-001733 2703-001750 2703-001786 2703-002170 2703-002198 2703-002200

Part Description
"C-CERAMIC,CHIP;C470J,47PF,50V" "C-CERAMIC,CHIP;C470J,47PF,50V" "C-CERAMIC,CHIP;C470J,47PF,50V" "C-CERAMIC,CHIP;C681K,680PF,50V" "C-CERAMIC,CHIP;C820J,82PF,50V" "C-CERAMIC,CHIP;C1R5C,1.5PF,50V" "C-CERAMIC,CHIP;C331K,330PF,50V" "C-CERAMIC,CHIP;C561K,560PF,50V" "C-CERAMIC,CHIP;C122K,1.2NF,50V" "C-CERAMIC,CHIP;C090C,9PF,50V" "C-CERAMIC,CHIP;C3R9C,3.9PF,50V" "C-CERAMIC,CHIP;C4R7C,4.7PF,50V" "C-CERAMIC,CHIP;C6R8C,6.8PF,50V" "C-CERAMIC,CHIP;C8R2C,8.2PF,50V" "C-CERAMIC,CHIP;C104Z,100NF,16V" "C-CERAMIC,CHIP;C104Z,100NF,16V" "C-CERAMIC,CHIP;C104Z,100NF,16V" "C-CERAMIC,CHIP;C104Z,100NF,16V" "C-CERAMIC,CHIP;C104Z,100NF,16V" "C-CERAMIC,CHIP;C105Z,1UF,10V" "C-CERAMIC,CHIP;C010B,1PF,50V" "C-CERAMIC,CHIP;C050B,5PF,50V" "C-CERAMIC,CHIP;C030B,3PF,50V" "C-CERAMIC,CHIP;C333K,33NF,10V" "C-CERAMIC,CHIP;C473K,47NF,10V" "C-CERAMIC,CHIP;C1801J,180PF,25V" "C-CERAMIC,CHIP;C475K,4.7UF,6.3V" "C-CERAMIC,CHIP;C475K,4.7UF,6.3V" "C-CERAMIC,CHIP;470PF,50V" "C-TA,CHIP;10UF/6.3V" "C-TA,CHIP;100UF/6.3V" "C-TA,CHIP;F950G476MAAJZTQ2" "C-TA,CHIP;220UF/6.3V" INDUCTOR-SMD;HK1608-82NJ-T INDUCTOR-SMD;0603CS-68NXJBC INDUCTOR-SMD;0603CS-82NXJBC INDUCTOR-SMD;LL1005-FH1N2S INDUCTOR-SMD;LL1005-FH8N2J INDUCTOR-SMD;LL1005-FH2N2S INDUCTOR-SMD;LL1005-FH10NJ INDUCTOR-SMD;CIH05T6N8JNC INDUCTOR-SMD;CIH05T10NJNC INDUCTOR-SMD;CIH05T18NJNC

Vendor Part No.
GRP1555C1H470JZ01E GRP1555C1H470JZ01E GRP1555C1H470JZ01E GRP155R71H681KD01E GRP1555C1H820JD01E GRP1555C1H1R5CZ01E CL05B331KBNC GRP155R71H561KD01E CL05B122KBNC GRP1555C1H9R0DZ01E CL05C3R9CBNC GRP1555C1H4R7CZ01E GRP1555C1H6R8CZ01E GRP1555C1H8R2CZ01E CL05F104ZONC CL05F104ZONC CL05F104ZONC CL05F104ZONC CL05F104ZONC GRM188F51A105ZC01D CL05C010BBNC GRP1555C1H5R0BZ01E GRP1555C1H3R0BZ01E GRP155R71A333KA01E GRP155R71A473KA01E GRP1556C1E181JD01E JMK212 BJ475KG-T JMK212 BJ475KG-T ECHU1H471JX5 ECST0JZ106R 595D107X06R3B2T F950G476MAAJZTQ2 F750J227MUCGZT HK1608-82NJ-T 0603CS-68NXJBC 0603CS-82NXJBC LL1005-FH1N2S LL1005-FH8N2J LL1005-FH2N2S LL1005-FH10NJ CIH05T6N8JNC CIH05T10NJNC CIH05T18NJNC

3-6

Electrical Parts List

NO
173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194

SER CODE
"L702,L703" L209 L611 "L610,L706" "L602,L607" X400 U602 U500 F607 F605 F608 "F601,F602" F604 U706 U708 CN101 CN202 CN201 CN401 BAT101 U700 U702

Reference
2703-002201 2703-002206 2703-002207 2703-002267 2703-002281 2801-004025 2806-001273 2809-001260 2901-001116 2901-001155 2901-001215 2904-001328 2904-001348 2909-001146 3705-001255 3709-001190 3710-001816 3711-004980 3722-001715 4302-001119 4709-001267 4709-001268

Part Description
INDUCTOR-SMD;CIH05T33NJNC INDUCTOR-SMD;CIH05T39NJNC INDUCTOR-SMD;CIH05T3N3SNC INDUCTOR-SMD;CIH05T4N7SNC INDUCTOR-SMD;CIH05T5N6SNC COMP-SMD;FC-255 COMP-SMD;ENFVHZ COMP-SMD;VCO-TCXO COMP-SMD;NFM39R12C471T1 COMP-SMD;NFM60R00T221 COMP-SMD;NFM21PC104R1E3D COMP-SMD;FAR-F6CS-1G8425-L250 COMP-SMD;JMK42-0031B COMP-SMD;ES-A5010B COMP-SMD;KMS-158 COMP-SMD;C70710M0060972 COMP-SMD;1004-0018-319 COMP-SMD;connector COMP-SMD;02-828P0-53BKA COMP-SMD;MS414 FL26N COMP-SMD;LDC10B200J0897 COMP-SMD;LDC15H200J

Vendor Part No.
CIH05T33NJNC CIH05T39NJNC CIH05T3N3SNC CIH05T4N7SNC CIH05T5N6SNC FC-255 ENFVHZ TCO-9141B(13MHz) NFM39R12C471T1 NFM60R00T221 NFM21PC104R1E3D FAR-F6CS-1G8425-L250 JMK42-0031B ES-A5010B KMS-158 C70710M0060972 1004-0018-319 AXK6F26335J 02-828P0-53BKA MS414 FL26N LDC10B200J0897 LDC15H200J

Electrical Parts List

3-7

3-8
SIM CARD BB INTERFACE Serial Data Interface Battery Type I/O Interface Battery Voltage A/D Interface Battery Temperature

VIBRATOR

MIC

4-1 Main Base Band

RECEIVER

4. Block Diagrams

SPEAKER

MELODY IC (16 Poly) RF INTERFACE

ONE C

SYSTEM CLOCK (13MHz) AGC,AFC 3VBANDSEL

SRAM (16M bit) PLL

3VTX Li-Ion Battery (Slim,Standard) XVCC

FLASH (64M bit)

EEPROM Charging Circuit RTC_3V3

3VRF

RTC_CLOCK (32.768KHz)

KEY_BOARD

AVCC

LCD

RTC_VCC VCC

Electrical Parts List

Block Diagrams
Mixer 1 CH 62 : 1172.4MHz CH 698 : 1617.4MHz Mixer 2 IF SAW Filter (225MHz) PGA I&Q Demo. LC Filter (45MHz) I -I Q -Q LNA Rx SAW filter LNA 45MHz Serial data interface Rx SAW filter bias circuit CLK SDATA EN GSM : 1150~1185MHz DCS : 1580~1655MHz 270MHz PLL1 RF VCO

4-2 Main RF

1805~1880MHz (CH 698 : 1842.4MHz)

925~960MHz (CH62 : 947.4MHz)

DUAL SAW filter

SI4133G-XM2

HD155128TF ÷2

90 ° Shift ÷2

PLL2 540MHz

90MHz

Dip.

÷2
IF VCO 1080MHz GSM : 1150~1185MHz DCS : 1575~1650MHz

÷6

Baseband Block

TX

VC1(GSM) VC2(DCS)

RX

DCS : 270MHz GSM : 540MHz

VC3

LPF VCTCXO 13MHz

LPF

90 ° Shift ÷2

Ant. S/W

GSM : 270MHz DCS : 135MHz

880 ~ 915MHz(EGSM)

GSM : 270MHz DCS : 135MHz

890 ~ 915MHz(PGSM) (CH 62 : 902.4MHz)

Dual Directional Coupler

1710 ~ 1785MHz(DCS) (CH 698 : 1747.2MHz)

Loop filter

Phase Detector

I&Q Mod.

I -I Q -Q

Dual Power AMP Module Tx Dual VCO

APC Circuit

4-1

4-2
SI4133-MLP28 U501
GSM : 1150 ~ 1185 MHz PCN : 1575 ~ 1650 MHz (Tx) PLL2 PLL1 RF VCO

10

47

4-2-1 RF Transmit Part

U400
23
540 MHz

30

VP40575

2
IF VCO 1080MHz

Antenna S/W U706
15 AFCDAC 5

3

2 11

VCTCXO 13MHz U500

U601
11

38 35

1
TXEN RAMPDAC

2
BAND Selection - GSM : Low - DCS : High

HD155128TF

1710 ~ 1785MHz(DCS)

880 ~ 915MHz(EGSM) 890 ~ 915MHz(PGSM)

Dual PAM U707
4 1 1 9 2 5 Loop Filter

6 3 U700 Coupler 6 1 5 8 3 2 APC Circuit 1 U702

1

TX VCO U602

5

4
15

20 19 18 17

ITXP ITXN QTXP QTXN

3

VC1 VC2 VC3

VC1 VC2 VC3

GSM(Tx) H

L

L

DCS(Tx)

L

H

L

Rx

L

L

H

Ant. S/W Control Circuit

3VTX TXEN2

Block Diagrams

Block Diagrams
F604
IF SAW Filter (225MHz) -24.4dBm (G) 2,3 -29dBm (D) @ 224.933 MHz 49,50 40,41 43 -22dBm (G) -25dBm (D) @ 45.067 MHz 44 5,6 -31dBm (G) -35dBm (D) LC Filter (45MHz)

4-2-2 RF Receive Part

C623, L606

935 ~ 960 MHz

F601
7 6 53,54 -33dBm Mixer 2 PGA

-47dBm 1 -30dBm

LNA

4

7

Mixer 1

VP40575 U400
26 I&Q Demod. 27 25 24

10

1

IRXP IRXN QRXP QRXN

8

Antenna S/W U706
Dual RF SAW Filter Mixer 1 5 10 3 -38dBm 2,3 -43dBm 1/2

1

3

Dual SAW Filter F602 LNA
8 5

- 46dBm @ 947.067 MHz - 50dBm @ 1842.467 MHz

-52dBm

-50dBm (G) -54dBm (D) @ 67 kHz

33

RXEN1

1805 ~ 1880 MHz

HD155128TF U601

32

RXEN2 SDATA SCLK SYNEN1

30

PLL1

RF VCO

10

47 -9dBm @ 1172 MHz -9.5dBm @ 1617.4 MHz

SI4133-MLP28 U501
PLL2

GSM : 1150 ~ 1185 MHz DCS : 1580 ~ 1655 MHz

23 -8dBm @ 1080 MHz

15

IF VCO 1080MHz

VCTCXO 13MHz U500

AFCDAC

4-3

5. Flow Chart of Troubleshooting and Circuit Diagram
5-1 Power ON

'POWER ON'does not work

Yes
Check the Battery Voltage is more than 3.4V?

No
Charge the Battery

Yes
The node between D100 and BAT101 > 2.8 V ?

No

Check U104 and the path from +VBATT to BAT101

Yes
When the "END" key is pressed, D101 pin3 > 3.4V ?

No
Replace the PBA

Yes No
U101 pin 2, 3 > 3.4V ? Check the circuit related to U101

Yes No
U463 pin1, 3 = 3.0 V ? Check U101 and related circuit

Yes No
Check for the clock signal at R504

Check the clock generation circuit (related to U500 and Q500)

Yes
Check the initial operation

END

4-4

Block Diagrams

+VBATT

RTC_3V3 D100 MCL4154 C101 100PF C105 470PF C100 10UF/6.3V C102 10NF RTC_VCC R103 1K
1

C104 10NF

C103 1UF

VCC RFVIN

BAT101 RB414II06N
2

U102 SI3865DV 3 2 1

Flow chart of Troubleshooting and Circuit Diagram
C106 10NF U101 R5323N301B 6 1
CE1 VOUTA

4

S2

D2

5

ON/OFF

D2

R106 100K

6

C107 4.7uF 6.3 AVCC

R1,C1

R2

R107 1K C110 100UF
GND VDD

C113 10NF 4
CE2 VOUTB

C111 100UF 3

C109 1UF C112 10UF/6.3V 5 2

C114 10NF

C115 4.7uF 6.3

D101 UMN1 DCIN

1 ON_OFF R111 0 BB_PWR_ON 1 4

3

2

4

U105 3 UMC5NTL

R112 100K

5

RTC_3V3

R113 100K C119 100NF R114 100K C120 100NF R115 100K

5

2

R116 100K DCVOLT R117 100K

5-1

5-2 Initial

Initial Failure

No
U302 pin 6 = "H" ?

Check and repair the important signals of U400 as follows

Yes
The node between R401 and C404 = "H" (RST)

No
Check U103

Yes No
Resolder R409

R409 = "H" (SIMPWDN_BOOT)

Yes
Check all the other connection by Test S/W R428 = "H" (GPIO4_MSIZE)

No
Resolder R428

Yes
Check the circuit around LCD R429 = "L" (GPIO2_EXTPROC) Check the circuit around U401(EEPROM) and data stored in it Replace PBA

No
Resolder R429

END

5-2

Flow chart of Troubleshooting and Circuit Diagram

U400 U304
R401 SYSRST C404 6 _F_CE F_VCCW

U103 U302
VCC

VCC

Flow chart of Troubleshooting and Circuit Diagram
R324 R428 GPIO4

VCC
MSIZE

R409

SIMPWDN_BOOT
GPIO3 DTR1

F_WP

5-3

5-3 Charging Part

Abnormal charging part

Yes

No
Check the CN4-1 pin 17,18 > 5 V ? Replace TA

Yes

No
Check the U107 pin 3 > 5 V ? Resolder C128

Yes

No
U107 pin 4 = "L" ? Resolder R124

Yes

No
Check the U107 pin 5 °÷ 4.2V ?

Resolder components around U107

Yes

END

5-4

Flow chart of Troubleshooting and Circuit Diagram

DCVOLT

Q101 ZXT13P20DE6 4 R119 82K,1%

6 5 2 1

+VBATT

Flow chart of Troubleshooting and Circuit Diagram

3

C121 10UF 6.3V

BAT_VOLT C123 100NF R122 100K,1%

U107
DRIVE VSENSE PROG

1 5 4

ISENSE

6

2

GND

3

VCC

ICHRG R124 1% 2.7K L:ON,H:OFF CHG_ON

C128 10UF 6.3V

LTC1734ES6-4.2#TR

5-5

5-4 Sim Part

Phone can't access SIM card

Yes No
U106 pin 6 = 3 V ? Resolder R123

Yes No
U106 pin 5 = "H" ? Replace the PBA

Yes No
U106 pin 2, 3 = 3 V ? Replace U106

Yes No
CN101 pin 1, 5 = 3 V ? Resoldering CN102 and check open connection from U106 to CN101

Yes
After Power ON, Check SIMCLK Signal on CN102 pin 3 in a few second

No
Replace PBA

Yes

After SIM card insert, CN101 pin 2 = "H(SIMRST) ?

No
Replace the PBA

Yes
Check the circuit around U401 (Serial EEPROM) and data stored in it

END

5-6

Flow chart of Troubleshooting and Circuit Diagram

SIMRST SIMCLK SIMDATA VCC U106
4 VIN,R1 V.C1-2 2 ON/OFF V.C1-1 1 R1,C1 R2 5 3

FDG6323L

R120 NC

C122 27PF

Flow chart of Troubleshooting and Circuit Diagram
R123 47K CN101 C126 10NF
4 5 6

4

3

5

2

6

1

C125 10UF 6.3V
6

C129 100NF FDG6323L C130 27PF

1 1 4 2 2 5 3 3 6 G G G G 7 8 9 10

SIMALIM

C131 27PF
CLE1006-093709-001101G

C132 27PF SIM CONNECTOR

5-7

5-5 Microphone Part

Microphone does not work

Yes

Check the connection from MIC

No

Resolder MIC and ZD400, ZD402

Yes

No
Check the circuit related to U400 Resolder the R424, R425, R431, R434, C435, C438 and C443

Yes

No
Check the MIC Replace the MIC

Yes

END

5-8

Flow chart of Troubleshooting and Circuit Diagram

XVCC

MIC R425 ZD402 C438 R431

R424 C435

Flow chart of Troubleshooting and Circuit Diagram
U400 VXI1P C443 VXI1N R434 ZD400

+

-

5-9

5-6 Speaker Part
Speaker does not work

Yes

No
U300 pin 4, 6 = 3 V ? Ckeck U101 and related circuit

Yes

No
U300 pin 5 = "H" ? Replace the PBA

Yes

No
Check for the clock signal at R304 Check the clock generation circuit (related to U500 and Q500)

Yes

No
U303 pin 17, 18 = 1.8 V ? Resolder U303

Yes

No
CN201 pin 14, 20 = 1.8 V ? Resolder CN201

Yes

Check the depression of the SPK pins

No
Modify the SPK pins

Yes

No
Is Speaker working? Change the Speaker

Yes

END

5-10

Flow chart of Troubleshooting and Circuit Diagram

13M U301 VCC RD A(1) YAMAHA WR D(0) D(1)
32 31 30 29 28 27
D0 D1 /WR

AVCC 3
5 VCC NC IN 2 3 1

U300 FDG6323L C300 10NF

4 2 1
4 OUT GND

VIN,R1

V.C1-2

5

ON/OFF

R302 100K

V.C1-1

6 TC7SH04FU-TE85L R305 51K
1
SCLK

R1,C1

R2

VCC
SYNC SDIN

U803
CLKI D2 D3 D4
SDOUT

5

VCC

NC

1

26

R304 330

D(2) D(3) D(4) D(5) D(6) D(7) VIBRATOR_IN SPKC306 3PF C307 27PF

IN

2

2

M_RST M_S
3
EXT1 /IRQ

4

OUT

GND

3

M_IRQ R306
/RST

10K R823 100K
IFSEL

4

5

TC7SH04FU-TE85L C301 10NF
6

U303 YMU759-QE2
D7 EXT2 SPOUT2
HPOUT-R

D5 D6

PLLC

7
VDD

9

HPOUT-L/MONO

EQ1

EQ2

EQ3

SPVDD

SPVSS

C304 4.7uF C305 6.3 100NF
VREF

SPOUT1

17 18 19 20 21 22 23 24 25

11

12

13

14

15

C308 1NF
C312

C309 100NF

10

16

22NF

R312

33K

Flow chart of Troubleshooting and Circuit Diagram
8
VSS

R308 3.3K

SPK+ C310 27PF R310 39K RFVIN C313 270PF C311 27PF

C314 4.7uF 6.3

C315 100NF

R313 33K R314 33K C316 4.7NF LINE_OUT

E_PIN2 R319 NC REC+ R323 NC

5-11

5-7 Key Data Input

Check Initial operation

Yes

Are KEYBOARD_ROW(0:4) is "Low" ?

No
Replace the PBA

Yes

When one of the keys is pushed, one of KEYBOARD_ROW(0:4) is "High" ?

No
Replace the PBA

Yes

END

5-12

Flow chart of Troubleshooting and Circuit Diagram

5-8 Receiver Part

Receiver does not work

Yes

No
CN401 pin 2, 3 = short Resoler CN401

Yes

No
CN401 pin 2, 3, 6 = 1.5 V ? Replace the PBA

Yes

No
CN201 pin 7, 17 = 1.5 V ? Resolder CN201

Yes

Check the depression of the REC pins

No
Modify the REC pins

Yes

No
Is Receiver working? Replace the Receiver

Yes

END

Flow chart of Troubleshooting and Circuit Diagram

5-13

REC

CN201

REC+

PWO1P

5-14

U400

Flow chart of Troubleshooting and Circuit Diagram

PW01N

17

7

REC-

5-9 Ring Indicator

Ring Indicator LED does not work

No
U102 pin 2, 3 > 3.4 V ? Check the circuit related to U102

Yes

No
Is Green color LED of 3LEDs correctly work ? Check Q803, R810, LED802

Yes

No
Is Red color LED of 3LEDs correctly work ? Check Q804, R813, LED802

Yes

No
Is Blue color LED of 3LEDs correctly work ? Check Q801, R809, LED801

Yes

END

Flow chart of Troubleshooting and Circuit Diagram

5-15

5-16
RTC_3V3
LED801 SLS-NNBL102TS LED802 CL-165HR/YG-D

R809 100,5% 3 Q801 DTC114YE R810 150,5% 1

RI_BLUE

2

RI_GREEN

2 1

3

Q803 DTC114YE R813 330,5%

RI_RED

2

3 1

Flow chart of Troubleshooting and Circuit Diagram

Q804 DTC114YE

5-10 Back Light (for Color Main LCD)

Backlight does not work

LCD Contrast high level in the menu ?

No
Select LCD Contrast high level

Yes No
U201 pin 4 = "H" ? U801 pin 2 = "H" ?

Yes

Yes

No

Check for the pluse signal at CN201 pin 26

No
Replace the PBA Resolder U801

Check the circuit related to SW801

Yes

END Replace the LCD module

END

Flow chart of Troubleshooting and Circuit Diagram

5-17

5-11 Back Light (for sub LCD & Key)

Backlight does not work

Backlight "ON" mode in the menu?

No
Select backlight "ON" mode

Yes No
R811 = "H" ? GPO1 by test S/W

LCD BACKLIGHT

Yes

KEY PCB LED

No
Check the CN201 pin 21 = "H" ?

Check the CN201 pin 21

Yes No
LCD backlight on ? Replace EL sheet

Yes
Resolder R811, R812 END

No

Q802 pin 1 = "H" ?

Yes

Resolder Q802

No

Q802 pin 3 = "L" ?

Yes No
Key LED on ?

Resolder R801~R808 and D800~D807

Yes

END

5-18

Flow chart of Troubleshooting and Circuit Diagram

5-12 GSM Receiver

Rx On
RF input : CH center freq. + 67.7 kHz Amp. : -50 dBm

U706
Pin 8 ° -65 dBm

No

Check RF connector -> resolder

Yes U706
Pin 10 ° -65 dBm

No

Resolder & U706 Pin 10 ° -65 dBm

No

Check VC1 : L VC2 : L

Yes

Yes

F602
Pin 7 ° -70 dBm

No

Resolder F602

Yes F601
Pin 1 ° -60 dBm

No

Resolder C621, L602, L610, C629

Yes U601
Pin 53, 54 ° -60 dBm

No

Resolder F601, C610, L603

Yes U601
Pin 49, 50 (225 MHz) ° -50 dBm

No

Check C504(CH+225MHz) °-20 dBm C510(1080MHz) ° -20 dBm

No

Resolder U501

Yes

Yes

U601
Pin 43, 44 (45 MHz) ° -55 dBm

No

Resolder F604,C607,C611,C608 C613,C605,C609,R601

Yes U601
Pin 24, 25, 26, 27 ° 40 mV

No

Resolder OneC(U400), U601

Yes Check U601
Pin 32, 33 ° 2.5 V Pin 35 ° 0.5 V

No

Resolder U601 (Pin35, Pin 32, 33)

Yes
Resolder U400

Flow chart of Troubleshooting and Circuit Diagram

5-19

5-13 GSM Transmit
Tx On (level : 5)

U706
Pin 8 ° 30 dBm

Yes

Resolder U708

No U706
Pin 5 ° 30 dBm

Yes

Check VC1 : H VC2 : L

Yes

Change or Resolder U706

No Yes U707
Pin 4 ° 30 dBm Resolder U700, L707

No

Check Ant. S/W, Control Circuit

No U707
Pin 1 ° 0 dBm

Yes

Check U707 : +VBATT Pin 2 (APC) OK?

Yes

Resolder or Change U707

No U602
Pin 1 ° 7 dBm

No

Check +VBATT or APC Control

Yes

Resolder or Change C640, R702, R700, R701, C705

No U602
Pin 3 °¬ 2.5 V Pin 11 ° 2.8 V Pin 9 = 0.5~2.5 V

No

Resolder U400, U502, U503 U504, U602

Yes
U601 pin 30, 47 ° -10 dBm

No

Resolder U501

Yes U601
Pin 17, 18, 19, 20 ° 40 mV

No

Resolder OneC(U400)

Yes Check U601
Pin 38 ° 2.5 V Pin 35 °¬ 0.5 V

No

Resolder U601 (Pin35, Pin38)

Yes
Resolder U400

5-20

Flow chart of Troubleshooting and Circuit Diagram

5-14 DCS Receiver
Rx On
RF input : CH center freq. + 67.7 kHz Amp. : -50 dBm

U706
Pin 8 ° -65 dBm

No

Check RF connector -> resolder

Yes U706
Pin 10 ° -65 dBm

No

Resolder & U706 Pin 1 ° -65 dBm

No

Check VC1 : L VC2 : L

Yes

Yes

F602
Pin 5 ° -70 dBm

No

Resolder F602

Yes F601
Pin 3 ° -60 dBm Resolder C630, L611, C619 L612, C650

Yes U601
Pin 2, 3 ° -60 dBm

No

Resolder F601, C626, L607

Yes U601
Pin 49, 50 (225 MHz) ° -50 dBm

No

Check C504(CH-225MHz) °-20 dBm C510(1080MHz) ° -20 dBm

No

Resolder U501

Yes

Yes

U601
Pin 43, 44 (45 MHz) ° -55 dBm

No

Resolder F604,C607,C611,C608 C613,C605,C609,R601

Yes U601
Pin 24, 25, 26, 27 ° 40 mV

No

Resolder OneC(U400), U601

Yes Check U601
Pin 32,33 ° 2.5 V Pin 35 ° 2.5 V

No

Resolder U601 (Pin 35, Pin 32, 33)

Yes
Resolder U400

Flow chart of Troubleshooting and Circuit Diagram

5-21

5-15 DCS Transmit
Tx On (level : 0)

U706
Pin 8 ° 25 dBm

Yes

Resolder U708

No U706
Pin 3 ° 25 dBm

Yes

Check VC1 : H VC2 : L

Yes

Change or Resolder U706

No

No

Check Ant. S/W, Control Circuit

U707
Pin 5 ° 25 dBm

Yes

Resolder U702, L706

No U707
Pin 8 ° 0 dBm

Yes

Check U707 : +VBATT Pin 2 (APC) OK?

Yes

Resolder or Change U707

No

No

Check +VBATT or APC Control

U602
Pin 5 ° 10 dBm

Yes

Resolder or Change C641, R703, R704, R705, C706

No U602
Pin 3 °¬ 2.5 V Pin 5 ° 2.8 V Pin 3 = 0.5~2.5 V

No

Resolder U400, U502, U503 U504, U602

Yes
U601
pin 30, 47 ° -10 dBm

No

Resolder U501

Yes U601
Pin 17, 18, 19, 20 ° 40 mV

No

Resolder OneC(U400)

Yes Check U601
Pin 38, Pin 35 ° 2.5 V

No

Resolder U601 (Pin35, Pin38)

Yes
Resolder U400

5-22

Flow chart of Troubleshooting and Circuit Diagram

RFLO AGC_EN SCLK SDATA

C600 100PF

3VRF R600 22 C601 27PF C603 10NF L601 82nH
F604 SAFCC225MRA0X01BOS 2 IN1 OUT1
GND1 GND2

3VRF
5 6

C602 1NF L600 82nH C605 18PF C609 5PF C613 18PF
1NF 1NF 1NF

C606 1NF L602 5.6nH C607
3 IN2
1 4

C604 NC 9PF
OUT2

18PF C610 L603 18nH R602 22 C611 9PF C612 C614 18PF C615 1NF L605 10nH 1NF C608 1PF R601 3.9K

L604 68nH

F601 FAR-F6CS-1G8425-L250

7 OUT1

1 IN1 3 5 OUT2 IN2 G4 G3 G2 G1 8 6 4 2 L612 1.2nH C621 4.7PF C623 150PF L606 82nH C622 NC
C618 C616 56 55 54 53 52 51 50 49 48 47 46 45 44 43 C617

C619 6.8PF

NC C624 C626
CLK LE MIX1GSMINB MIX1GSMIN GNDMIX VCCMIX MIX1OUTB MIX1OUT VCCRELO RFLOIN GNDIF VCCIF MIX2OUT MIX2OUTB

18PF L607 5.6nH

PLLOUT ICURAD QINB QIN IINB IIN RESET VCCIQ GNDIQ QOUTB QOUT IOUTB IOUT GNDIFLO

3VTXEN1 C638 C639 10NF 1UF U602 VOU1748C28KRA 11
VCC

15 16 17 18 19 20 21 22 23 24 25 26 27 28

DCSTX 3 2 4 6 810 12 7 C647 NC
Film Cap 2012

C641 C646 22NF C645 470PF C643 1.2NF

33PF

SW G1 G2 G3 G4 G5 G6 NC

Flow chart of Troubleshooting and Circuit Diagram
C625 1NF L608 NC L610 4.7nH C628 NC U601 HD155128TF L611 3.3nH C633 C635 1NF 1NF 1 IN 2 4
F607 NFM39R12C471T1

F602 FAR-F6CS-1G8425-L250

GSMRX

1

C629 47PF

IN1

OUT1 7

DCSRX C650 1.5PF

3

IN2 OUT2 5 G1 G2 G3 G4 2 4 6 8

C630

47PF

3 OUT

TXEN1 RXEN2 C631 27PF
R603 1K

1 2 3 4 5 6 7 8 9 10 11 12 13 14
SDATA MIX1DCSINB MIX1DCSIN GSMC GSME GSMB DCSE2 DCSC DCSE1 DCSB VCOIN VCCPLL/LNA GNDPLL/LNA VCCCOMP VCCCTRL IFIN IFINB GNDCTRL POONTX TESTOUT NC BAND NC POONRX1 POONRX2 IFDIVSEL IFLOIN VCCIFLO

42 41 40 39 38 37 36 35 34 33 32 31 30 29 C637 10NF C636 27PF

C634

1NF

IFLO

IRXN IRXP QRXP QRXN R605 24 R606 18K,1% C644 C642 1NF 10NF

GSMTX
OUT1 (GSM) VT OUT2 (DCS)

C640 9 5

33PF

1

R604 100

R607 330 C648 10PF

R608 330

ITXP

ITXN QTXP

QTXN C649 27PF

R609 47

3VBANDSEL

5-23

VDD1

GSMTX R704 8 DCS
7 VCTL 9 G1 10 G2 11 G3 12 G4 13 G5 14 G6 15 G7 16 G8 17 G9 18 G10

1 GSM POUTGSM 4 POUTDCS 5 2 VAPC

DCSTX R705 51

R703

18

18

C706 47PF

VC2

3VTXEN1
C707 1NF

4
IN+ IN1-

3 L706 3.3nH C739 680PF R708 5.6K,1% 1
IN GND1 Coupled_outTerminate GND2 Main_out

2
VAPC1

1 L707 10nH U700 LDC10B200J0897 6 5 4 R712 51

R706 10K,1% R707 10K,1% 5 C708 120PF R711 22K 3
VCC2 PS GND2 RFIN1

APC DACIN R716 47 C712 47PF R718 33 R715 47 2 6

C709 82PF

VAPC2 16 AMPIB U701 IN2- 15 HD155173ANPEL AMPO GND1 14 7 RFIN2 MODESW 13 8

VC2 9 VC2
C711 1NF

VCC1

10 11 12

VC1 L H R713 10
IN GND1

R714 10K R709 47 R710 1 2 3
Coupled_outTerminate

BCR08PN

1

6

Tx(DCS)

H

C710 47

47PF

2

5

U702 LDC10B140J1747
Main_out GND2

VDD2

4

6

6

5

C1
5 4 C1 B2 C1 B2 E2 E2

E1

B1

C2

TXEN2
2 3 1 1 2 3

E1

B1

C2

5-24
F605 NFM60R00T221

1 3 2
C701 8.2PF

+VBATT C700 220UF 6.3V U707 PF08123B-TB 3 24 C705 47PF 6 R700 39 R701

R702

24

Tx(GSM) L

L

6 5 4 R717 51 G 6 U708 KMS-158 G 5 G 4 C 3 A 2 G 1 L720 2.2nH ANT1

3

4

RX

L

Antenna S/W Control Circuit

U703 3VTXEN2

3VTX

4

E2

C2

3

VC2

VC1
U706

L700 8.2nH

C714 NC

5 C716 1NF R719 10K U704 BCR08PN U705 BCR08PN

B2

B1

2

6

E1

1

8 ES-A5010B
L702 L703

C715 47PF ANT 5 GSM_TX 33nH 2 3 VC1 DCS_TX 10 GSM_RX 33nH 11 1 VC2 GG G G GDCS_RX 4 6 7 912

C717 47PF

BCR08PN

R722 39K

3VBANDSEL

L704 10nH C718 C719
C720 27PF 3 1 C721 27PF R721 10K R720 10K

47PF 3.9PF L705 6.8nH

GSMRX DCSRX

Q700 DTC114YE

Flow chart of Troubleshooting and Circuit Diagram

2

3VRF

R500 10 C502 100NF C503 100NF L721 2.2nH C504 560PF

C500 100NF C501 100NF

XVCC

C505 R501 9.1K 14
NC VDDR GNDR NC
4 3

10NF

RFLO

R502 10K 3
AUXOUT PWDNB

U500

13 12 11 10

9 8

1

AFC 2 XIN GNDR RFLA RFLB U501 GNDR RFLC RFLD
IFOUT VDDI SCLK SENB SDAT GNDR

Vcont

Vcc

GND

OutPut

Q500 2SC4617 7 6 5 4 3 2 1 NC
GND

C507 10NF 10NF C508 GNDD VDDD GNDD IFLA IFLB
GNDI

TCO-9141

3.3K R503 R504 2.7K R505 27K 19 SI4133-MLP28 R506 1K 13M 20 21 NC CLK13M 18 C509 10NF 17

1

16

RFOUT

2

15

R507 1K

C506 1NF

22 23 24 25 26 27

28 29 L722 10nH

C510 560PF IFLO R508 10K SDATA SCLK SYNEN1

1

EN1 EN2 GND1 EN3 GND2
C812 10NF

BP 8 11
2

CERAMIC

SYSCLKENA

5 6

Q501 DTB113ZK

SYNEN

TXEN1

2

3 1

Q502 DTC114EE/TR

3

Flow chart of Troubleshooting and Circuit Diagram
C511 NC C512 NC C513 NC U502 MAX8890 1 IN1 OUT1 IN2 OUT2 IN3 OUT3 7 10
C516 C475K,4.7UF,6.3V C515 100NF

RFVIN

12 3

3VTX

(3.3V) 9 4

2

C514 1UF

C814 4.7uF 6.3

CERAMIC

3VTXEN1

XVCC

C518 C475K,4.7UF,6.3V
CERAMIC

C517 100NF

3VRF Q503 C520 100NF C521 C475K,4.7UF,6.3V
CERAMIC

4 R511 10K 5 6

VIN,R1 V.C1-2 V.C1-1 ON/OFF R1,C1 R2 FDG63231

3 2 1 R513 1.2K

3VBANDSEL

5-25