Motorola APX 7000 Detailed Service Manual page 272

7-54
U6405
Description
Pin No.
G1
G2
G3
G4
G5
G6
G7
G8 SSI_MACE_CODEC_CLK
G9 SSI_MACE_CODEC_CLK
H1
H2
H3
H4
H5
H6
H7
H8
C9 VCC_CODEC (VCC_1.875)
J1
J2
J3
J4 PRE_CLASS_D_POS
J5 PRE_CLASS_D_NEG
J6 PREAMP_POS
J7 PREAMP_NEG
J8
J9 CODEC_GPIO1
Note:
N/A = Non Accessible
Table 7-17. U6405 CODEC Pinouts (Continued)
N/C
GROUND
N/C
N/C
N/C
N/C
N/C
VCC_3.0A
GROUND
N/C
N/C
N/C
N/C
N/C
RST_OUT
VCC_3.0A
N/C
N/C
N/C
Troubleshooting Tables: List of Board and IC Signals
Probe Points
Not Shielded
–
N/A
–
–
–
–
–
N/A
N/A
N/A
–
–
–
–
–
J2301_Pin 22
J4001_Pin 28, J1001_Pin 6,
R1010, C4001
–
–
J4001_Pin 47
J4001_Pin 45
–
Under Shield
C6413, C6414, R6567, C6574
R2217
R6411, C6410, C6411, R6560,
C6581, R6410
C6413, C6414, R6567, C6574
R6414, C6417
R6415, C6417
R6416, C6416, C6418
R6417, C6416, C6419
CODEC_GPIO1 Test Point