POSSIBLE FALSE LOCK
Error Number Phase lock has been achieved, but the source may be phase
6
locked to the wrong harmonic of the synthesizer. Perform the
source pretune correction routine documented in the
“Adjustments and Correction Constants” chapter.
POWER METER INVALID
Error Number The power meter indicates an out-of-range condition. Check the
116
test setup.
POWER METER NOT SETTLED
Error Number Sequential power meter readings are not consistent. Verify that
118
the equipment is set up correctly. If so, preset the instrument
and restart the operation.
POWER SUPPLY HOT!
Error Number The temperature sensors on the
A8
post-regulator assembly
21
have detected an over-temperature condition. The power
supplies regulated on the post-regulator have been shut down.
Refer to the “Power Supply Troubleshooting” chapter.
POWER SUPPLY SHUT DOWN!
Error Number One or more supplies on the A8 post-regulator assembly have
22
been shut down due to an over-current, over-voltage, or
under-voltage condition. Refer to the “Power Supply
Troubleshooting” chapter.
Service Key Menus and Error Messages
1
O-57
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