A Maintenance And Inspection - Toshiba V Series Manual

Appendix A Maintenance and
<Periodic Inspection>
Check the following items periodically (about every six months). Also check them if the
ambient conditions have changed.
Check Item
Power-related
items
S controller
power, network
power
Mounted state
Network cable
connections
Transmission
cable installation
(See 8.4 Network
Installation.)
Ambient
conditions
6F8C0903
Inspection
Table A-1 Periodic Inspection Items
Description
Measure voltages at Within the specified
power terminals. range
Check power terminals if Not loose
their screws are not
loose.
Check connected cables No damage
for damage.
Is the module fixed Not loose, no play
firmly?
Is the network cable Cable setscrews not
fastened securely to the loose
network connector?
Isn't the connected cable Nothing abnormal in
about to break? appearance
Is the network connector Cable not loose in the
fully inserted into the module connector
module connector?
Isn't any trunk/drop No damage
cable damaged?
Aren't the cables laid No power cables or the
near power cables or the like near the
like? transmission cables
Check ambient General specifications
temperature, humidity,
vibration, dust, etc, that
they meet the
specifications.
A
Judging Standardt
Keep the input voltage
within the specified
range.
Turn power off and
tighten the screws with a
screwdriver.
Turn power off and
reconnect the cables.
Tighten the screws with
a screwdriver.
Loosen the cable
setscrews and tighten
them again.
Strip the cable end of its
sheath and connect the
cable core back to the
connector.
Firmly insert the network
connector into the
module connector, then
tighten the setscrews.
Stop the system, turn
power off, wire the
cables again.
Keep them away from
power cables or the like.
Shield the cables.
Take steps to improve
the ambient conditions
to meet the
specifications.
Remedy
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