Motorola CP040 - Page 55

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