Service manual

Table 4-4 Troubleshooting Information for Performance Test Failure 2
Test
No.
First Failed Test Probable Faulty Assembly
A1 A51 A50 A9 A2 A7 A3 A4 A5 A6 A8
1 Frequency Accuracy Test
†††
2 OSC Level Accuracy Test
†† ††† ††
3 DC Bias Monitor
Accuracy Test
†† †††
4 DC Bias Level Accuracy
Test
†† †††
5 Measurement Accuracy
Test
† ††† ††† ††† ††† †††
11 6 4
Troubleshooting
Performance Tests Failure Troubleshooting
†††: Most suspicious assembly
††: Suspicious assembly
†: There is some possibility of a fault