Maintenance and Troubleshooting
Page 66
Version 1.14 (2019-05)
ID-No. 9230-070-en
7.5
Troubleshooting
Error
Possible cause
remedying
No display
Power supply switched off
Switching on power supply
self-test
LED a flashes after self-test
Main memory defective
Replace converter
SAFERUN
® CMS-T
LED b flashes after self-test
Error in firmware
Replace converter
SAFERUN
® CMS-T
LED c flashes after self-test
System time is wrong
Setting the system time
LED d flashes after self-test
FRAM memory data loss or error
Replace converter
SAFERUN
® CMS-T
LED e flashes after self-test
RFID error data loss or communication er-
ror
Replace converter
SAFERUN
® CMS-T
LED f flashes after self-test
Version conflict between
SAFERUN
® and
SAFERUN
® APP
Adjust parameters
1)
LED g flashes after self-test
Values parameter error
Check and correct values
2)
Temperature sensor
LED 1 flashes
Connector for split case
SAFERUN
® CMS-S
is not plugged in
Plug connector for can
SAFERUN
®
CMS-S
Temp. sensor cable break
Replace cable or sensor
LED 1 flashes rapidly
Short circuit temperature sensor
Replace cable or sensor
LED 1 lights up
Time has stood still
De-energize
SAFERUN
® for 5 sec.
Magnetic sensor
LED 2 flashes red / green
Connector for split case
SAFERUN
® CMS-S
is not plugged in
Plug connector for split case
SAFERUN
® CMS-S
cable break
Replace cable