Table 4-1 Troubleshooting Information for Internal Test Failure
Test
No.
First Failed Test Probable Faulty Assembly
A1 A51 A50 A9 A2 A7 A3 A4 A5 A6 A8
1 A1 CPU †††
2 A1 VOLATILE
MEMORY
†††
3 A1 FLASH DISK †††
4 A51 GSP †††
5 ADJUST DATA †††
6 BOARD ID † ††† ††† ††† ††† ††† ††† ††† †††
7 A8 A/D CONVERTER †† †††
8 A3 POWER
REGULATOR
† †††
9 A4 POWER
REGULATOR
† †††
10 A7 POWER
REGULATOR
† †††
11 A8 POWER
REGULATOR
† †††
12 A6 IF FREQUENCY †† †††
13 A7 IREF D/A †††
14 A7 OSCILLATION †††
15 A2/A9 AC OSC LEVEL ††† ††† ††
16 A2/A9 DC BIAS LEVEL ††† †††
11 2 4
Troubleshooting
Internal Tests Failure Troubleshooting
†††: Most suspicious assembly
††: Suspicious assembly
†: There is some possibility of a fault
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