9
FAxM Series
Instruction Manual
Troubleshooting
A continuous flashing Channel Display indicates a Error Condition detected by the unit
microcontroller. Sample conditions include:
• Channel Selector Entry does not match the channel number on which the modulator is
operating, the display will flash for 30 seconds and then revert back to the previous CH entry
• Mode Selector Entry does not match the mode on which the modulator is
operating, the display will flash for 30 seconds and then revert back to the previous mode entry
• E1 is displayed if the Input & VCO is Not Locked
• E2 is displayed if the Output VCO is Not Locked
Correction Suggestions
The User should perform the following steps to correct an Error Condition:
1. Check that the Channel Display is set to the desired channel & reset as appropriate
2. Check that the unit is set to the appropriate desired operating mode
3. Verify the unit output on a spectrum analyzer
4. Disconnect & reconnect power to the unit
If an error condition continues to be displayed, unit should be replaced and serviced
Summary of Contents for FA1M-50-860
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