6 - 17
6 INSPECTION AND MAINTENANCE
NO
A hardware fault
Check operation in the order starting
with the minimum system.
If the module will not work, explain
the error symptom and get advice
from our sales representative for the
modules with failure.
END
YES
NO
YES
NO
YES
YES
1)
NO
A hardware fault
Explain the error symptom and get
advice from our sales representative.
Remove all modules from the
extension base unit.
Does "POWER"
LED turn on?
The extension base unit or extension
cable is faulty.
(Replace it with a normal extension
base unit or extension cable.)
Install all modules that removed from
the extension base unit to the
extension base unit.
Check the sum of internal current
consumption of the modules that
comprise the system.
Does the total
current exceed the rated
output current?
Reexamine the system configuration
to make the total current less than the
rated output current.
Does "POWER"
LED turn on?
Does "POWER"
LED turn on?
Summary of Contents for Q170MCPU
Page 1: ......
Page 19: ...A 18 MEMO ...
Page 81: ...2 54 2 SYSTEM CONFIGURATION MEMO ...
Page 135: ...5 10 5 START UP PROCEDURES MEMO ...
Page 171: ...7 6 7 POSITIONING DEDICATED SIGNALS MEMO ...
Page 225: ...APP 54 APPENDICES MEMO ...
Page 228: ......