B Messages
122 Keysight 53150A/151A/152A Operating Guide
FRONT PANEL FAIL X
The front panel or its interconnecting cable are
defective or not properly connected.
FPANEL FAIL X
FPGA FAIL X X
A failure was detected in the FPGA (Field
Programmable Gate Array).
GPIB FAIL X X A failure was detected in the GPIB hardware.
HETERODYNE PATH FAIL X
A failure was detected in the heterodyne-path circuit.
HET PATH FAIL X
IIC FAIL X X An attempt to write to the LCD display failed.
INSTCFG FAIL X X
The instrument’s configuration data is missing or has
become corrupted.
OVER TEMPERATURE X
The Counter’s internal temperature is above the
acceptable limit.
OVERTEMP X
PWR CAL FAIL X X
The instrument’s power-calibration data is missing or
has become corrupted.
POWER METER FAIL X
A failure was detected in the Channel 2
power-measurement circuit.
PWR CKT FAIL X
RAM FAIL X X A failure was detected in RAM.
ROM FAIL X X A failure was detected in ROM.
SAV SET FAIL X X
One or more of the sets of user settings is missing or
has become corrupted.
SERVICE FAIL X X
The instrument’s service data is missing or has
become corrupted.
THRU PATH FAIL X
A failure was detected in the through-path circuit of
Channel 2.
THRU FAIL X
VCO/COUNT CHAIN FAIL X
A failure was detected in the VCO or the Count Chain.
VCO/CNT FAIL X
Table B-3 Error Messages (continued)
Message Display RS-232 Description
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