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SERVICE
MANUAL

S T E R E O




TUNER
PT-9107S
CONTENTS
Micom Data 1
Specifications 5
Electrical Parts List 6
Top and Bottom View of P.C. Board 7
Wiring Diagram 9
Block Diagram 10
Schematic Diagram 11, 12
Exploded View of Cabinet & Chassis / Mechanical Parts List 13, 14
Ass'y Drawing 15, 16
MICOM DATA

BLOCK DIAGRAM




1
PIN ASSIGNMENT (Top View) CXP834P16 (QXP Package)




2
PACKAGE OUTLINE (Unit: mm)




3
VERSION OPTION

PIN 079 PIN 080 VERSION
GND (JUMPER) GND (JUMPER) KOREA
GND (JUMPER) PULL UP 100 K EUROPE
PULL UP 100 K GND (JUMPER) USA
PULL UP 100 K PULL UP 100 K JAPAN




4
SPECIFICATIONS

ELECTRICAL
· Tuning Range..........................................................................................................FM: 87.5MHz~108MHz
....................................................................................................................................AM: 522kHz~1611kHz
............................................................................................................AM: 530kHz~1720kHz (UL/CSA only)
· Sensitivity .......................................................................................................................FM: Less than 3uV
.....................................................................................................................................AM: Less than 100uV
· S/N .............................................................................................................................FM: Better than 65dB
.....................................................................................................................................AM: Better than 40dB
· T.H.D .............................................................................................................................................FM: 0.3%
...........................................................................................................................................................AM: 1%
· Output Level
FM..........................................................................................................Mono Balance: 1V (modul. 75kHz)
......................................................................................................................Stereo: 500mV (modul. 75kHz)
AM .....................................................................................................Mono Balance: 240mV (modul. 30%)
· Antenna Input .................................................................................................................................FM: 75

GENERAL
· Power Source.........................................................................................AC 100V­240V, DC 24V, 50/60Hz
· Power Consumption..............................................................................................................................11W
· Weight .................................................................................................................................................3.5kg
· Dimensions......................................................................................................482(W) 44(H) 280(D)mm


*Specifications and design subject to change without notice for improvements.




5
ELECTRICAL PARTS LIST

Ref No. Part No. Description Value Ref No. Part No. Description Value

MAIN B'D (4005409600) R41 R42 R45 3009472973 RES CF 4.7K 1/5W J N 4.7K
R15 3009562973 RES CF 5.6K 1/5W J N 5.6K
C6 3509103530-T CAP CE F 0.01UF 50V Z 0.01/50 R56 R66 3009303973 RES CF 30K 1/5W J N 30K
C1-4 C12-13 3509104530-T CAP CE F 0.1UF 50V Z 0.1/50 R54 R64 3009393973 RES CF 39K 1/5W J N 39K
C16-17 R17 R79-80 3009473973 RES CF 47K 1/5W J N 47K
C37 C24-26 R99-100
C76-77 C96-97 3509102231-A CAP CE YB 1000PF 50V K AXIAL 1000P R113-114
C113-114 R81-82 3009151973 RES CF 150 1/5W J N 150
C23 3509221231-A CAP CE B 220PF 50V K AXIAL 220P R101-102
C39-40 3509220130-T CAP CE SL 22PF 50V J 22P R115-116
C30 C33 3529330311-A CAP CE SL 33PF 50V J AXIAL 33P R63 R53 3009331973 RES CF 330 1/5W J N 330
C32 C31 3509330130-T CAP CE SL 33PF 50V J 33P R16 3009561973 RES CF 560 1/5W J N 560
C56 C69 C72 3529470311-A CAP CE SL 47PF 50V J AXIAL 47P RY1-3 5528009960 RELAY RZ-12 RY-12W RY-12W
C74 C92 C94 SW1 4658099110 SW TACT THVH472GAA TACT SW
C123 C133 X1 3908101990 X-TAL 32.768KHZ GT-2190C 32.768KHZ
C35 3419510401 CAP AF 0.1UF 5.5V(EECF5R5U104) 0.1/5.5 X33 3908101080 CRYSTAL 4.19MHZ 4.19M
C50 C60 C120 3409210971-T CAP AF RSG 1UF 50V 5 P 1/50 GND1 GND2 4235007210 GND TERMINAL (POWER B D) GND
C130 BK1 BK2 6505954910 BRACKET JACK BRACKET
C19 3409210071-T CAP AF RSG 10UF 50V 5 P 10/50
C21 3409210149-T CAP RG 100UF 25V 105C 100/25 POWER SW B'D (4005409610)
C34 3409233971-T CAP AF RSG 3.3UF 50V 5 P 3.3/50 C310 3549103107 CAP DE2F3KH103MA4B 0.01/500
C36 3409247971-T CAP AF RSG 4.7UF 50V 5 P 4.7/50 CN1 4355923803 CONNECTOR WAFER 03P(J.ST) WAFER 3P
C51 C61 3409247071-T CAP AF RSG 47UF 50V 6 P 47/50 CN2(SW) 4355912312 CON ASS'Y 3P ASS'Y 3P
C52 C62 C73 SW2 4628988610 SW POWER SDDF3PATL011 (SP278) POWER SW
C70-71 C78-79
C90-91 C98-99 LED B'D (4005409620)
C111-112 AN301 4355916112 CON ASS'Y 2P ASS'Y 2P
C11 C14 C18 C38 3409247147-T CAP SD 470UF 25V 10P 470/25 LD302 2300050101 LED LTL-307E-012A RED
C15 3419547177 CAP E SD 470UF 50V (10P) 470/50
C20 3409247261 CAP AF HC 4700UF 35V 22 P LUG 4700/35 VR B'D (4005409630)
C22 3609103120-T CAP MA 0.01UF 100V 0.01(M) VR 3228078410 VR RK14122010613A 10KA*2
CN4 4428528138 WAFER 38FE-ST-VK-N WAFER 38P CN7 4355801014 CON ASS'Y 6P ASS'Y 6P
CON6 4428528115 WAFER 15FE-BT-VK-N WAFER 15P
CN5 4428598303 CONNECTOR WAFER LW-0640-3P WAFER 3P FRONT B'D (4005409500)
CN10 4355923803 CONNECTOR WAFER 03P(J.ST) WAFER 3P CN2 4428528238 CON WAFER 38FE-BT-VK-N WAFER 38P
CN3 4428595002 LW5267/LWB0640/2.5MM-02P 2.5MM-02P CON202 4355780210 CON ASS'Y 9P ASS'Y 9P
CON1 4428595009 LW5267/LWB0640/2.5MM-09P 2.5MM-09P LCD1 2338170387 KXN35091DAB LCD
CN6 4428595006 LW5267/LWB0640/2.5MM-06P 2.5MM-06P D201-206 2301052001 LED SLM1510BNHTAC S.YOUNG GRN GRN
BD1 2058100976 DIODE BRIDGE KBP202G/KBP203G BP202G D211-216
DZ1-2 2058502056 DIODE ZENER UZ-5.6BM(1N5232B) 5.6BM D221-226
DZ3 2058502120 DIODE ZENER UZ-12BM(1N5242B) 12BM SW201-218 4628985710 TACT (5MM) THVV501BAA (KBW89) TACT SW
D1-2 D5 D9 D21 2058100996 DIODE RECTIFIER LT1N4006(4007) 1N 4006
D25 D27 ASS'Y
D3-4 D6-8 D10 2058304100 DIODE IN4148M 1N 4148 CABLE 4115198310 FLEXIBLE FLAT CABLE 15P FLAT CABLE
D22-23 D32-36 4115198320 FLEXIBLE FLAT CABLE 38P FLAT CABLE
F21 5508411934 FUSE TS 20MM 630MA/250V U/C/S 630MA/250V TUNER 3928209810 MODULE AM/FM ALPS TFCEIU101A KOREA/USA
F2A F2B 4458999110 FUSE CLIP 5*20 FUSE CLIP 3928209820 MODULE AM/FM ALPS TFCEIE301A EUROPE
HS1 7505299340 HEAT SINK EQ-131 HEAT SINK 3928209830 MODULE AM/FM ALPS TFCEIL501A UK
HS2 7505299230 TR HEAT SINK PT9107, DIV9123,CA HEAT SINK 3928209840 MODULE AM/FM ALPS TFCEIJ101A JAPAN
IC3 2168640984 IC 7806 SAMSUNG 7806 AC INLET 4448996710 AC INLET (6200,2300) SYS-6004 AC INLET
IC4 IC8 2128610900 IC KA7815 COMMON 7815 GND 4355795508 CON ASS'Y 1P Y-G #18 250-RING GND TERMINAL
IC1 IC6-7 2168220987 IC NJM 5532L JRC 5532L FUSE 5508410834 FUSE 50T 20MM 125MA/250V U/C/S 220V/230V/240V
IC5 2168220989 IC NJM 2068L JRC 2068L 5508411434 FUSE TS 20MM 315MA/250V U/C/S 100V/120V
U2 S21210802101 IC CXP834P 160-1 SONY CXP834P160-1 TRANS 2828057600 TRANS POWER 220V PT-9107S 220V
JK3-4 4438097310 JACK PHONE 4P PHONE 4P 2828057610 TRANS POWER 100V PT-9107S(J) 100V
JK1 4438193410 JACK RCA 2P(JK0200500N) RCA 2P 2828057620 TRANS POWER 120V PT-9107S(E) 120V
JK6 4438094610 DC TERMINAL 2P TERMINAL 2P 2828057630 TRANS POWER 230V PT-9107S 230V
J23 J25-27 1508400501 JUMP WIRE(0.5/52M/M) JUMPER 2828057640 TRANS POWER 240V PT-9107S 240V
LED 2300032105 LED LTL-16KG-021A LITEON GRN
Q2 2008406942-T KTC3192-Y-AT C3192Y
Q21-22 Q31 2008606104-T KTC3198-Y-AT C3198Y
R11 3039332575-T RES MO 3.3K 2W J RADIAL 3.3K 2W
R9 3039479575-T RES MO 4.7 2W J RADIAL 4.7 2W
R3-4 R19 3039271575-T RES MO 270 2W J RADIAL 270 2W
R12-13 3039471575-T RES MO 470 2W J RADIAL 470 2W
R14 3059100776 RES CE 10 5W R PS-A152 10/5W
R39-40 3009102973 RES CF 1K 1/5W J N 1K
R1-2 3009103973 RES CF 10K 1/5W J N 10K
R122-123
R132-133
R51 R52 R61-62 3009104973 RES CF 100K 1/5W J N 100K
R30-38 R43-44
R72-73
R74-76 R94-96 3009132973 RES CF 1.3K 1/5W J N 1.3K
R91 R90 3009272973 RES CF 2.7K 1/5W J N 2.7K
R70-71 3009332973 RES CF 3.3K 1/5W J N 3.3K




6
TOP AND BOTTOM VIEW OF P.C. BOARD




7
8
WIRING DIAGRAM




9
BLOCK DIAGRAM




10
SCHEMATIC DIAGRAM




11 12
EXPLODED VIEW OF CABINET & CHASSIS/MECHANICAL PARTS LIST



13 S3




S7 WPM 3x18Y 806913 0181 4
15 S6 2BTC 3x8B 810922 0083 11

16 S5 A'SSY PM 4x8B 809599 6910 1
S4 BM 3x6B 800913 0063 6
S3 3BTC 3x6B 810933 0063 17
14 S2 3BTC 4x18Y 810934 0181 4
S1 2BTC 4x12B 810924 0123 2
NO PART NAME PART NUMBER Q'TY REMARK




S4 S7 23 FILTER 853502 7210 1
17 22 TACT KNOB 854399 2210 1
21 LCD 233817 0392 1
20 LCD HOUSING 854398 9610 1
19 GUIDE HANDLE 854399 4210 2
18 POWER TRANS 282806 5200 1
S1 17 MAIN PCB 401540 9600 1
18 S6
16 TUNER PACK 392820 9960 1
S2
15 BRACKET P/J 650595 4910 2

19 14 TR HEAT SINK 750529 9230 2
13 TOP COVER 612369 4710 1

23 12 AC INLET 444899 6710 1
11 POWER S/W 462898 8610 1
20 10 CONTROL V/R 322807 8410 1
21 9 MAIN CHASSIS 612268 9510 1
12
8 DISPLAY PCB 400540 9500 1
7 FRONT PANEL 860298 2120 1
6 FOOT 673599 1210 2

1 S5 5 BEZEL PUSH 852399 5510 1
4 KNOB PUSH 854398 7210 1

S3 3 KNOB CONTROL 854399 4110 1
2 LED INLAY 853599 5010 1
22 1 HANDLE 854399 4210 2

8 11 NO PART NAME PART NUMBER Q'TY REMARK

9 10
2
S4

3

7
4
5
6




13 14
ASS'Y DRAWING




9 10 11 12 13


~AC INPUT CAUTION; TO REDUCE THE RISK OF ELE-
OUTPUT ANT
230V 50Hz, 11W FIXED VARIABLE FM AM
CTRIC SHOCK, DO NOT REMOVE COVER.
NO USER SERVICEABLE PARTS INSIDE.
REFER SERVICING TO QUALIFIED SERVICE




8
PERSONNEL.

AVIS; RISQUE DE CHOC ELECTRIQUE NE
OC03
PAS OUVRIR.
CAUTION; TO REDUCE THE RISK OF FIRE L R
R L
LOOP
9
R E P L A C E O N LY W I T H S A M E T Y P E F U S E .
FUSE
UTILISER UN FUSIBLE DE RECHANGE DE DC INPUT
S MONO(BAL) MONO(BAL) RESET STEREO UNBAL
UNBAL / 75 ANT.
T125mAL / 250V MEME TYPE.
N
24V
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7




No. Description Part No Q'ty Remark
1 HANDLE 048603995210 2
2 KNOB PUSH 8543987210 1
3 KNOB CONTROL 048543994110 1
4 TACK KNOB 048543992210 1

5 LCD WINDOW 048535995021 1

6 FRONT PANEL 048602982121 1
7 TOP COVER 046123694710 1
046122689511 1 DOM

046122689512 1 R, C

8 MAIN CHASSIS 046122689513 1 E

046122689514 1 D
PT 9107S STEREO TUNER MEMORY PRESET
SCAN
MODE
PRESET/TUNE UP 1 2 3 4 5 VOLUME



ON
046122689515 1 J
44




MHz

MONO / ST AM FM DOWN 6 7 8 9 0
KHz


MONO

MIN MAX
OFF
9 AC INLET 4448996710 1

10 DC TERMINAL 2P 4438094610 1

11 JACK PHONE 4438097310 2

12 JACK RCA 2P 4438193410 1
13 ANTENNA TERMINAL 3928209810 1




15 16
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MADE IN KOREA
2003.1 9017100100