GW Instek PSU-Series User Manual - Manual (Page 185)

APPENDIX
185
Error Messages & Messages
The following error messages or messages may appear on the PSU
screen during operation.
Error Messages Description
OHP
Master & slave board over temperature
protection in PSU
OHP1
Master board over temperature protection in
PSU
OHP2
Slave board over temperature protection in
PSU
ALM SENS Sense Alarm
HW OVP Hardware over voltage protection
AC AC fail
OVP Over voltage protection
OCP Over current protection
FAN FAIL Fan failure
SHUT DOWN Force shutdown
Err 001 USB mass storage is not present
Err 002 No (such)file in USB mass storage
Err 003 Empty memory location
Err 004 Slave PSU error status
Normal Messages Description
MSG 001
External control of output. Output off (F-94=0,
High=on)
MSG 002
External control of output. Output off (F-94=1,
Low=on)
Communication
Interface Messages
Description
USB ON Rear USB port connected to PC
USB OFF Rear USB port disconnected from PC
MS ON Mass storage plugged into front USB port
MS OFF Mass storage removed from front USB port