PLCXGIVerified · sol.ls-electric.com
XGI 4 — Clock IC(RTC) Error
Critical — power cycle required
CAUSE
Why does it occur?
Clock IC (RTC) error
REMEDY · Step by step
How to fix it?
A/S request if it repeats on power up
Do not reset repeatedly before identifying the cause. Repeated resets while ignoring a trip/alarm can cause secondary damage (IGBT failure, motor winding damage, etc.).
SOURCE
Related manual page
Verified · sol.ls-electric.com
Open PDF ↗XGI CPU Module User Manual V2.3 202508 (Eng)
13.5 Error Code List · p.175 · V2.3