YASKAWA GPD-506V

CONTROL FUNCTION ERROR ( CPF ) FAULT INDICATION
1. CHECK THAT ALL DRIVE
HARNESS CONNECTORS
ARE FIRMLY SEATED.
2. CHECK THAT CPU AND
EPROM ARE INSERTED
SECURELY.
3. CHECK THAT NO NOISE
SOURCE IS PRESENT.
4. REPROGRAM n001 USING
FACTORY RESET CODES.
OBSERVE CAUTION
ON PAGE iv.
TURN OFF POWER. AFTER
"CHARGE" LAMP ON MAIN
PCB GOES OUT,
TURN POWER BACK ON.
IS CPF STILL
INDICATED?
IS CPF STILL
INDICATED?
YES
YES
NO
NO
SELF-DIAGNOSIS FUNCTION
HAS DETECTED FAILURE IN
THE CPU OR PERIPHERAL
COMPONENTS.
REPLACE THE CONTROL PCB
AND/OR OPTION BOARD.
DRIVE IS OK.
RETURN TO NORMAL
OPERATION.
6-14
TROUBLESHOOTING CHART 6.8