Fanuc Power Mate i-D/H Maintenance Manual

7. TROUBLESHOOTING
B63175EN/03
428
NO
Alarm 85?
Alarm 86?
· Check baud rate
and other I/O pa
rameters
· I/O device is
faulty
YES
NO
YES
(START)
Is I/O
parameter
correct?
YES
NO
Set correct parameters
Is power of I/O ?
ON
OFF
Turn on I/O device
Is cable
connection right?
YES
NO
Connect the cable
· I/O device is faulty
· CPU card or base
PCB is faulty
Alarm 87
· I/O device is faulty
· CPU card or base
PCB is faulty
(a) Parameters on reader/puncher interface are not correct.
Check the following setting data and parameters.
(b)External I/O device or host computer is faulty.
(c) CPU card or base PCB is faulty.
(d)Cable between Power Mate and I/O device is faulty.
(e) An incorrect channel is in use.
(f) Channel 2 has attempted to use an I/O unit that needs a control line.
7.9
ALARM 85 TO 87
(READER/PUNCHER
INTERFACE ALARM)
Causes

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