Toshiba FL654A, Руководство пользователя

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Unified Controller nv Series FL-net Remote I/O Station Module FL654A User's Manual
iii
2. Safety Precautions on Maintenance and Inspection
WARNING
Mandatory
When installing or removing the
module, unit, terminal block, or
wiring cable, make sure that the
external power supply is off.
Otherwise, there will be live electric poles
on the back of the external terminal block
of the module, causing an electric shock.
Prohibited
Do not disassemble, modify
hardware of the device, module,
board, or remodel software such
as OS.
Failure, malfunctioning may cause fire,
electric shock, injury.
CAUTION
Prohibited
Do not drop, crush, or apply
strong shocks to the device or
board.
It may cause failure.
Mandatory
Before touching the device or
board, touch a grounded metal to
discharge the static electricity of
your body.
Otherwise, it may cause malfunction or
failure due to static electricity.
Mandatory
Wipe off stain on the device,
module, or board with a soft cloth.
For severe stain, use a wet cloth
wrung tightly.
Leaving them stained may cause wrong
decision or malfunction.
Mandatory
Place a board or module removed
from the unit or base unit on a
conductive mat or conductive bag
(used for a backup board) on a
grounded table.
Otherwise, parts may be damaged due to
static electricity.
Prohibited
Do not use benzene or thinner to
remove stain on device, module,
or board.
It may cause deformation or discoloration
of the device panel, module, or board.