Motorola SSETM 5000 - Manual (Page 142)

November 11, 2004 6881094C12-A
10-8 Troubleshooting Tables: List of Board and IC Signals
B1 DATA 8 No
G6 DATA 7 R435** No
F6 DATA 6 R434** No
F5 DATA 5 R433** No
E5 DATA 4 R432** No
D5 DATA 3 R431** No
C6 DATA 2 R430** No
C5 DATA 1 R429** No
B6 DATA 0 R428** No
D6 VSW2 C411* 1.875 V Yes
E1 VSW2 C411* 1.875 V Yes
* Component located under a shield on the VOCON board
** No test point/component on the VOCON board – signal not accessible
Table 10-7. U401 MCU/DSP IC Pinouts
U401
Pin No.
Description To/From Comment
Accessible
on Vocon?
H10 EEPOT_INC* C537 Active Low Yes
J14 EXT_SPKR_SEL Q505, pin 5 Yes
C14 AUDIO_PA_EN R575 Yes
B14 HOST_WAKE No
F6 BATTERY_ID C556 Yes
E5 MECH_SW_BAR Q508, pin 3 Active Low Yes
J6 INT_PTT R216 Active Low Yes
J5 GCAP_INT R538 Yes
J4 OPT_SEL1_IN U201 pin 1 Yes
J3 UART_INT* No
C16 8KHZ_INT R406 8 kHz Pulse Yes
G11 OPT_SEL2_IN U202 pin 1 Yes
F1 KP_ROW0 C131 Yes
H4 KP_ROW1 C130 Yes
Table 10-6. U403 SRAM Pinouts (Continued)
U403
Pin No.
Description To/From Comment
Accessible
on Vocon?