Motorola CP160 Detailed Service Manual page 45

Troubleshooting Tables for Board and IC Signals (includes Controller, DC Regulation and Audio)
IC Designator
U404
Flash ROM
U404
Flash ROM
Pin Pin Function
1 A11
2 A9
3 A8
4 A13
5 A14
6 NC
7 EN_WE
8 Vcc
9 RESET
10 A16
11 A15
12 A12
13 A7
14 A6
15 A5
16 A4
17 A3
18 A2
19 A1
20 A0
21 D0
22 D1
23 D2
24 GND
25 D3
26 D4
27 D5
28 D6
29 D7
30 EN_CE
31 A10
32 EN_OE
DC Voltage Comments (Condition)
3.06
3.08
3.05
0.13
0.31
3.17
3.21 From U401-4
3.23
3.20
3.17
0.30
0.22
3.03
3.08
3.06
0
0.24
3.08
3.05
3.05
0.69
0.94
1.08
GND
0.78
0.59
0.66
0.67
0.75
3.01 From U401-38
0.16
0 From U401-86
2-5