Motorola APX 1000 Detailed Service Manual page 256

7-30
Table 7-12. Main Back kit flex connector to keypad board connector Interface Pin-Out (Continued)
Test Place
GPIO_4_CTS_KEYFAIL_F
ILLCLK
F_DISP_RW_EN
VBUS2
GND
VBUS2
F_DISP_DATA_CMD
GPIO_0
V_2.775D
Ext_MIC_Neg_DP
GND
Ext_Mic_Pos_DP
MAIN_DISPLAY_LED1
Ext_SPKR_Neg_DP
MAIN_DISPLAY_LED2
Ext_SPKR_Pos_DP
MAIN_DISPLAY_LED3
GND
MAIN_DISPLAY_LED4
SPKR+
F_DISP_BD_ID
SPKR+
GND
SPKR-
FREQ_SEL_0
SPKR-
FREQ_SEL_1
MIC+
Backkit_Flex
Signal Name
P1000-21
P1000-22
P1000-23
P1000-24
P1000-25
P1000-26
P1000-27
P1000-28
P1000-29
P1000-30
P1000-31
P1000-32
P1000-33
P1000-34
P1000-35
P1000-36
P1000-37
P1000-38
P1000-39
P1000-40
P1000-41
P1000-42
P1000-43
P1000-44
P1000-45
P1000-46
P1000-47
Troubleshooting Tables: List of Board and IC Signals
Test
Place
Pin #
USB_BOOT_1.8V
V_EXT_1.85
V_SW_3.60
VRTC
BT_HOST_WAKEU
P_1.8V
V_SAFE
BT_WAKEUP_1.8V
KEYFAIL
BT_SHUTDOWN
OPT_SSI_SYNC
BT_UART_TX_1.8V
MACE_WAKEUP
BT_UART_RX_1.8
V
MACE_RESET
BT_UART_RTS_1.8
V
OMAP_RESET
BT_UART_CTS_1.8
V
TX_INHIBIT
GND
GND
USB1_POS_DP
EXP_BRD_ID
USB1_NEG_DP
4MHZ_MACE_CLK
GND
GND
KP_COL_0
Backkit_Flex
Signal Name
P1001-21
P1001-22
P1001-23
P1001-24
P1001-25
P1001-26
P1001-27
P1001-28
P1001-29
P1001-30
P1001-31
P1001-32
P1001-33
P1001-34
P1001-35
P1001-36
P1001-37
P1001-38
P1001-39
P1001-40
P1001-41
P1001-42
P1001-43
P1001-44
P1001-45
P1001-46
P1001-47
Pin #