Sharp Vodafone 802SH, Руководство по обслуживанию

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802SH
2 – 18
CONFIDENTIAL
[2] Test points
Main PWB
No. Checker Ref. Name
φ
Output Input Function Remarks
1 TP1002 BANDSEL_1 0.3 IC1000
→
Band switching Back-up
2 O TP1003 VRTC15 1.2 IC1204
→
IC1000 RTC 1.5 V power supply
3 TP1004 PCMDATA–B 0.3 IC1001,
IC1200
→
IC1000 PCM data
4 TP1005 PCMDATA–A 0.3 IC1000
→
IC1001,
IC1200 PCM data
5 O TP1006 RTCCLK 1.2 IC1000
→
IC1001,
IC1200,
IC1400 32.768 kHz output
6 O TP1007 SYSCLK2 1.2 IC1000
→
13MHz
7 TP1008 M_LCD_I2CCLK 0.3 IC1000
→
IC3000 I2C clock
8 TP1009 SYSCLK0 1.2 IC1000
→
IC1001 13MHz Back-up
9 TP1010 M_LCD_I2CDAT 0.3 IC1000
↔
IC3000 I2C data
10 TP1011 PCMCLK 0.3 IC1000
→
IC1001,
IC1200 PCM clock
11 TP1012 PCMSYN 0.3 IC1000
→
IC1001,
IC1200 PCM sync
12 O TP1013 TP-IN 1.2
→
IC1000 Mandatory test mode
13 O TP1014 SYSCLK1 1.2 IC1000
→
IC1500,
IC1502,
IC1600 13MHz
14 TP1015 UARTRX3 0.3 IC1001
→
IC1000 Bluetooth UART Rx
15 TP1016 UARTTX3 0.3 IC1000
→
IC1001 Bluetooth UART Tx
16 TP1017 UARTCTS3 0.3 IC1001
→
IC1000 Bluetooth UART CTS
17 TP1018 UARTRTS3 0.3 IC1000
→
IC1001 Bluetooth UART RTS
18 TP1019 KeyCK1 1.2 CN1000
→
Key FPC
unit Check for the key unit insertion
19 TP1020 KeyCK2 1.2 CN1000
→
Key FPC
unit Check for the key unit insertion
20 O TP1021 VBT29 1.2 IC1002
→
IC1001 Bluetooth IC power supply (2.9 V)
21 TP1022 RRESOUT2 0.3 IC1000
→
IC1001 Bluetooth IC reset
22 TP1023 CLKREQ 0.3 IC1000
→
IC1001,
IC1200,
IC1400 CLK request signal
23 TP1024 WP_N 1.2 IC1000
→
IC1100 VPP Back-up
24 O TP1200 VBATT 1.2 CN1200
→
Handset (Phone) power supply
(battery terminal)
25 O TP1201 VBATT 1.5 CN1200
→
Handset (Phone) power supply
(battery terminal)
26 O TP1202 VBATT 1.5 CN1200
→
Handset (Phone) power supply
(battery terminal)
27 O TP1203 PRGDET 1.2 JK1600
→
Q1204,
Q1205 Action trigger (Insert the socket to
turn on the power.)
ONSWB_N
28 TP1204 VCHG 1.2 Q1212
→
Q1206 External supply power (at normal
voltage)
29 TP1205 CHPEG 1.2 IC1200
→
Q1200 FET gate signal
30 O TP1206 SERVICE_N 1.2 Q1205
→
IC1000 Rewrite mode and log mode
31 TP1207 BDATA 1.2 CN1200
→
IC1200 Battery sense terminal
32 O TP1209 GND 1.2 GND
→
Earth
33 O TP1210 GND 1.5 GND
→
Earth
34 O TP1211 VBATIB 1.2 CN1200,
IC1202
→
Handset (Phone) power supply
(BB)
35 O TP1212 GND 1.5 GND
→
Earth
36 O TP1213 ONSWB_N 0.5 Q1204,
Q1215
→
IC1200 Action trigger (Insert the socket to
turn on the power.)
37 O TP1215 BEARP 1.2 IC1200
→
TP3055 Earpiece
38 O TP1216 BEARN 1.2 IC1200
→
TP3054 Earpiece
39 O TP1217 PWRRST_N 1.2 IC1200
→
IC1000 Power reset signal
40 O TP1218 SIMVCC 1.2 IC1200
→
CN1201 Power supply for USIM