HP (Hewlett-Packard) 6627A Power Supply User Manual


 
Remote Operation 81
HARDWARE ERR 10 An output error has occurred in an unknown output. Service is required.
HDW ERR CH 1 11 Errors 11 through 14 refer to a specific output where there is an output error.
Service is required.
HDW ERR CH 2 12 Same as in Error #11
HDW ERR CH 3 13 Same as in Error #11
HDW ERR CH 4 14 Same as in Error #11
NO MODEL NUM 15 The interface cannot find its model number. There may be a hardware failure
or the instrument may require reprogramming. Service is required.
CAL ERROR 16 You tried to use either a calibration command with CMODE off or the
calibration failed while in CMODE. Enable CMODE and check numbers sent
during calibration. Also, there could be a hardware error.
UNCALIBRATED 17 There is an incorrect checksum in the EEPROM possibly as a result of
incorrect calibration procedure. Recalibrate, and if the problem persists, your
supply has a hardware failure.
Table 5-8. Error Messages (continued)
Front Panel
Response
HP-IB
Code
Explanation
CAL LOCKED 18 Calibration was attempted with the Calibration Jumper on the HP-IB board in
the lockout position. Reposition jumper if desired. See Service Manual.
SKIP SLF TST 22 The self test jumper on the HP-IB board is in the Skip Self Test position. No
self-test was done. This is for diagnostics only. See Service Manual.
Table 5-9. TEST? Responses
Code Explanation
0 This is the response to the TEST? query when there are no errors.
20 The timer has failed self-test. Refer to the troubleshooting section in the Service Manual.
21 The RAM has failed self-test. Refer to the troubleshooting section in the Service Manual.
27 The ROM has failed the checksum test. Refer to the troubleshooting section in the Service Manual.