Sanyo SUPER BL P5 Manual page 176

8. MAINTENANCE
Alarm Status
Segment LED Alarm Code
Display ALM8,4,2,1
(Comes off)
Alarm code 0,1 indicates: when Func2/ bit7,6 ="0,0", "0"= output open and "1"= output short.
Operating state when alarm occurred
OPERATING STATE
When control power supply is turned on
During operation
Corrective Measures
1 Faulty amplifier control circuit
2 Weak internal 5V power due to short-circuit of
input/output wiring of signal line of amplifier
3 Faulty operation due to noise
4 In maintenance mode.
Abbreviation
1111 CPUE
CAUSE
Alarm Alarm
Name Clear
Amplifier Not Built-in CPU of amplifier is malfunctioning
error Possible
POSSIBLE CAUSES
1
△
△
Replace servo amplifier
Disconnect all connectors and turn power supply on
→ If 7 segment LED blinks, check and repair
short-circuit on signal line.
• Check if earth cable of amplifier is correctly
grounded.
• Add ferrite core as noise measure.
• Maintenance mode SW on the front of Amplifier
(see Chapter 3 front view of Servo Amplifier) is at
maintenance mode.
→ Shut down the control power and return the SW
to normal mode.
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Contents
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CORRECTIVE MEASURES
4
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