Installation guide

Troubleshooting
Troubleshooting Adjustment Problems
1-86
External Input Peak Detector Calibration • A18 Reference
Burst Modulator Calibration • A13 Output
• A14 Extended Frequency Output (Option 506)
Burst Audio Path Gain Calibration • A13 Output
• A14 Extended Frequency Output (Option 506)
• A18 Reference
AM Audio Path Offset Calibration • A18 Reference
Prelevel Calibration • A13 Output
• A14 Extended Frequency Output (Option 506)
VBLO Mixer Bias Calibration • A13 Output
• A14 Extended Frequency Output (Option 506)
Digital Gain Adjust Calibration • A13 Output
• A14 Extended Frequency Output (Option 506)
Bypass Gain Adjust Calibration • A13 Output
• A14 Extended Frequency Output (Option 506)
ALC Calibration • A13 Output
• A14 Extended Frequency Output (Option 506)
Power Level Accuracy, High Power
Calibration
• AT1 High-Power Mechanical Attenuator (Option UNB)
• A28 Reverse Power Protection (Option 501, 502, 503, 504
or Option UNJ)
• A13 Output (Option UNB)
• A14 Extended Frequency Output (Option 506)
• A29 DC Blocking Capacitor (Option 506)
ALC Modulation Driver Bias Calibration • A13 Output
• A14 Extended Frequency Output (Option 506)
Table 1-39 Troubleshooting Adjustment Problems
Adjustment that is failing...
The following adjustments are listed in
the order that they should be performed
for proper calibration.
Assemblies most likely causing failure...