7-2 Troubleshooting Tables: List of Board and IC Signals
7.1.1 APX 2000/ APX 4000/ APX 4000Li
Table 7-2. Mainboard to Back kit flex connector interface Pin-Out
Test Place
MainBoard
Test
Place
MainBoard
Signal Name Pin # Signal Name Pin #
chassis GND J2302-1 chassis GND J2301-1
R2135 F_DISP_RW J2302-2 chassis GND J2301-2
R4005 PTT J2302-3 C6544 VBUS1 J2301-3
R2139 F_DISP_DATA_0 J2302-4 R6118 SSI_MACE_TX_DIN J2301-4
R4006 SIDE_1 J2302-5 None BT_AVR_RESET J2301-5
R2145 F_DISP_DATA_1 J2302-6 None SSI_RED_RX_MACE J2301-6
R4007 SIDE_2 J2302-7 chassis GND J2301-7
R2153 F_DISP_DATA_2 J2302-8 R6102 HIGH_SECURE_DATA_GATE J2301-8
R6101 MONITOR J2302-9 R6114 GPS_BT_32KHZ J2301-9
R2148 F_DISP_DATA_3 J2302-10 None SECURE_HIGH_NORM J2301-10
chassis GND J2302-11 chassis GND J2301-11
R2154 F_DISP_DATA_4 J2302-12 None SSI_BLACK_TX_MACE J2301-12
None GPIO_3_RTS_FILLSE
NSE
J2302-13 None BT_PTT J2301-13
R2149 F_DISP_DATA_5 J2302-14 R6606 SSI_BLACK_RX J2301-14
F_GCAI_USB- GPIO_2_DM_RXDC_FI
LLDATA
J2302-15 None BT_SPARE_1.8 J2301-15
R2138 F_DISP_DATA_6 J2302-16 chassis GND J2301-16
F_GCAI_USB+ GPIO_1_DP_TXDC_FI
LLREQ
J2302-17 None ACC_SPKR_UNMUTE J2301-17
R2146 F_DISP_DATA_7 J2302-18 R6107 SSI_OPT_CLK J2301-18
F_GCAI_1WIRE GCAI_1WIRE_5V J2302-19 None AVR_STATUS_1.8V J2301-19
chassis GND J2302-20 chassis GND J2301-20
None GPIO_4_CTS_KEYFAI
L_FILLCLK
J2302-21 None USB_BOOT_1.8V J2301-21
R2142 F_DISP_RW_EN J2302-22 R6570 V_EXT_1.85 J2301-22
F_VBUS2 VBUS2 J2302-23 R6542 V_SW_3.60 J2301-23
chassis GND J2302-24 C6590 VRTC J2301-24
F_VBUS2 VBUS2 J2302-25 TP1309 BT_HOST_WAKEUP_1.8V J2301-25
R2147 F_DISP_DATA_CMD J2302-26 R6420 V_SAVE J2301-26
GPIO0 GPIO_0 J2302-27 TP1310 BT_WAKEUP_1.8V J2301-27