Motorola APX 3000 Detailed Service Manual

7-2 Troubleshooting Tables: List of Board and IC Signals
Table 7-2. Mainboard to main flex connector interface Pin-Out
Test Place
Main Board
Signal Name Pin #
Chassis GND J1-1
Chassis GND J1-2
R2364 GPIO_3_RTS_FILLSENSE J1-3
R4005 MIDDLE_SIDE_BUTTON J1-4
F_GCAI_USB- GPIO_2_DM_RXDC_FILLDATA J1-5
R4006 UP_ARROW_BUTTON J1-6
F_GCAI_USB+ GPIO_1_DP_TXDC_FILLREQ J1-7
R4007 DOWN_ARROW_BUTTON J1-8
F_GCAI_1WIRE GCAI_1WIRE_5V J1-9
C2331 TOP_SIDE_BUTTON J1-10
R2358 GPIO_4_CTS_KEYFAIL_FILLCLK J1-11
TP6210 ON_OFF_SWITCH J1-12
F_Vbus2 VBUS2 J1-13
C2115 TOP_BUTTON J1-14
F_Vbus2 VBUS2 J1-15
Chassis GND J1-16
Gpio0 GPIO_0 J1-17
Chassis GND J1-18
None EXT_MIC_NEG_DP J1-19
SPKR- EXT_SPKR_NEG_DP J1-20
TP6102 EXT_MIC_POS_DP J1-21
SPKR+ EXT_SPKR_POS_DP J1-22
Chassis GND J1-23
Chassis GND J1-24

Motorola APX 3000 Specifications

General

Brand	Motorola
Model	APX 3000
Category	Two-Way Radio
Language	English