Motorola ASTRO XTS 5000 Detailed Service Manual page 155

7-12
U401
Pin No.
B9
A10
G6
D13
S15
F11
B15
J13
J16
J12
H11
A5
N6
P8
P11
M11
L15
H16
F14
G14
E13
B13
K15
D9
C8
B5
C2
C1
H3
K15
T8
November 16, 2006
Table 7-7. U401 Patriot MCU/DSP IC Pinouts (Continued)
Description
NOT USED
NOT USED
BT_DISABLE
NOT USED
BT_WAKE
RX_SSI_CLK
OPT_SEL2_OUT
AUDIO_MODE_SEL
EEPOT_CS_EXT*
EEPOT_U_D*
EEPOT_CS*
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
Troubleshooting Tables: List of Board and IC Signals
To/From Comment
R124
R256
R257
U509, pin 1
U509, pin 2
U509, pin 10
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
GROUND
Accessible
on Vocon?
No
No
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
6881094C31-E