Agilent Technologies 8719ET Service Manual page 292

Service Key Menus and Error Messages
Service Related Error Messages in Alphabetical Order
PHASE LOCK LOST
Error Number Phase lock was acquired but then lost. Refer to
8 Troubleshooting."
POSSIBLE FALSE LOCK
Error Number Phase lock has been achieved, but the source may be phase locked to the wrong
6 harmonic of the synthesizer. Perform the
(Test 43)" on page
POWER METER INVALID
Error Number The power meter indicates an out-of-range condition. Check the test setup.
116
POWER METER NOT SETTLED
Error Number Sequential power meter readings are not consistent. Verify that the equipment
118 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 have detected an
21 over-temperature condition. The power supplies regulated on the post-regulator
have been shut down. Refer to
POWER SUPPLY SHUT DOWN!
Error Number One or more supplies on the A8 post-regulator assembly have been shut down
22 due to an over-current, over-voltage, or under-voltage condition. Refer to
Chapter 5 , "Power Supply Troubleshooting."
PRINTER: error
Error Number The parallel port printer is malfunctioning. The analyzer cannot complete the
175 copy function.
PRINTER: not handshaking
Error Number The printer at the parallel port is not responding.
177
PRINTER: not on, not connected, wrong addrs
Error Number The printer does not respond to control. Verify power to the printer, and check
24 the GPIB connection between the analyzer and the printer. Ensure that the
printer address recognized by the analyzer matches the GPIB address set on the
printer itself.
10-38
3-6.
Chapter 5 , "Power Supply Troubleshooting."
RF Network Analyzers
Chapter 7 , "Source
"Source Pretune Correction Constants
8719ET/20ET/22ET
8719ES/20ES/22ES
Service Guide