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Lower Board Circuit
U604
19,20
CONTROL
RX QN
RX QP
RX IN
R XIP
DUPLEXER
21,22
LNA
1 R603
2
1 R602
T XQN
TX QP
TX IN
TXIP
W220
2
SERIAL
INTERFACE
(3-wire enable)
(enable)
W220
REVISIONS
Service Engineering & Optimization 2006.08.16
Level 3 Block Diagram Rev. 1.1
W220
Service Training and Documentation Page 1 of 2
U201 Lower Board Circuit
Upper Board White LED x2 Indicator LED
Green / Blue / Amber x2
R Colour Display Earpiece
To CON301(LCM Connector) 128 X 128 Pixel Back-Light
To CON301(LCM Connector) U312 LED Driver Speaker
1 3
To Page 1(RF CKT)
2
10, 12, 14, 16
LCM CONNECTOR (Upper Board Side) U2
18, 20, 22, 24 11 17 21 19 23 2 3 9 6, 7 5, 13, 15, 25 27 28
1,4,8,26,29,30,31
LCD _RES
M AIN_CS
VIN_2V 8
VD D_1V8
LED1~ 4
D[0..7]
EAR+
EA R-
PWL
VBAT
/RD
G ND
/WR
A0
To U202(IOTA)
D[0..7] V_IO
13,15,17,19,21,23,25,27,29 1
U109
6
8 Hall_Sensor
To U202(IOTA) & U101(Melody) From U201 MAIN_CS_1
To U102(Analog Switch) From U201 LCDC_RESET1
20
14
LCM 10
3
Hall Sensor
4
To U103(Analog Switch) A18
11 CONNECTOR 12
VIO
TP205 4
CON301 22 To U202(IOTA)
VFLASH
TP206 6 1
U111 Mic Bias
2 4
To U105(LED Driver) Switch
3
To U202(IOTA)
To U104(Analog Switch) To U101(Melody IC) V_IO MICIN
To U105(Audio Amp) To U101(Melody IC)
To J102&U108(Handset Connector) I2C_SDA
10
U313 1
2 1 U110 4
9
To U102&U103(Analog Switch) I2C_SCL LED Driver 3
To U108(Earphone insert Interrupter) U501 8 4
2
Microphone
3
To U107(Reset IC)
F4
K8,K5
F3 MICBIAS_2
L4,B5,D4,
C2 L3,J8,K7,E4
K1 H1
D6 Flash D5,F5 U101 3
U108
5
To CON401(Keypad connector)
+
G1,F1,D1,E1,B1,C1,F2,E2,F6,D7,E7,
B8,C8,D8,F7,E8,F8,D2,B2,B3,E6,B7
E4,F5,F6,E5,
E6,D6,D5,D4
A6
(to Speaker) 2
XOR Gate To U201(CalypsoLite)
To CON401(Keypad connector)
H5,H3,H2,J6,J2,J5,K2,K3,
K5,K1,L2,L1,L3,M2,K6,L5,
N1,M3,L6,N3,M5
SRAM From U201
F4
B6
1 4
IRQ1
F3 F1
E3
H2,H3,G3,H4,J5,,G5,J6,H7, A4
E2
G2,J3,G4,J4,H5,G6,H6,J7 B1
D1
E8,B7,A7,C7,A6,F8,E7,A6, From U201(CalypsoLite) F2
From U109(Hall Sensor) Hall_Sensor F7,C5,E6,C4,A3,E5,B3,D4 To CON301 LCM & 101(Melody)
K13
To CON302(Battery Connector)
U701
G1
E1,F2,B6,D7
A7
B7
G5
3
Headset Connector
To U201(CalypsoLite) F4 J102
A6
D1,C1
U107 4
U202 from J102 1 6 5
H12,H11,G10
J9,M12,K11,L12 2
To U201(CalypsoLite) 1
To Page 1(RF CKT) To U202(IOTA)
U104 U105 U103 VIO
3
R201 1 5
5 3
11 4
K2 CON304 8 1
2 5
J2
4,8 From U201 From U201(CalypsoLite) 6 To U701(FM Tuner)
L6 H2 1 7 3
From U201
M8
15 4
7 9
K8 C11 10 5 VIO
1
D12 To GND 14
G12 10
D11
H10
A12 U102
G11
A11
(to Flip Con.)
K12
A10
E10
M5
M6 H3
L4 J3
F12 F1 To Charging CKT Charging CKT
To U201(Calypso Lite) G1
F13
U306 CON303
L5 H1
4
R303 7,8 U308
1 3CHARGER
OCP
5 3,4
U308
K4 E3
To U201
VBAT(VBATS )
From CN401 A7
3 CONNECTOR
E1 5,6
U302
1,4
E2
To U101 2 2 2
B10
HOOK_ADC To U201
R317
F2
R30 6
2
R 206
L10
Both To U201 To Page 1(RF CKT)
1
M10 J12 MVBAT_ADC
3
U301 U310 U304
1 4,5
D301
R311
c
J4 A2,B2 To CN401
BATTERY CONNECTOR 3
VCHG
U303
REVISIONS
1 3 2
MOS
2
Service Engineering & Optimization 2006.08.16
Level 3 Block Diagram Rev. 1.1
W220
Service Training and Documentation Page 2 of 2