16-9
IM 253710-01E
Troubleshooting, Maintenance, and Inspection
16
16.5 Replacing the Power Fuse
WARNING
• To prevent the possibility of fire, use only a fuse having the specified rating
(voltage, current, and type).
• Make sure to turn OFF the instrument and unplug the power cord before
replacing the fuse.
• Never short the fuse holder.
Specified Rating
The power fuse used on this instrument is specified as follows.
• Maximum rated voltage : 250 V
• Maximum rated current : 6.3 A
• Type : Time lag
• Standard : UL/VDE certified
• Part number : A1463EF
Replacement Procedures
Follow the procedures below to replace the power fuse.
1.
Turn OFF the power switch.
2.
Unplug the power cord from the power outlet.
3.
Place the tip of a Philips screwdriver in the dented section of the fuse holder on
the power connector side and move the driver in the direction of the arrow to
remove the fuse holder.
4.
Take out the shortened fuse that is attached to the tip of the fuse holder.
5.
Attach a new fuse to the holder and then place the fuse holder back in its
original position.
Fuse holder
Spare fuse
fuse
Note
The user cannot replace the fuse that is located inside the case. If you believe the fuse inside
the case is blown, contact your dealer.
The ratings of the fuse that is used inside the case are shown below.
Location
Max. Rated Voltage
Max. Rated Current
Type
Standard
SCSI board
250 V
800 mA
Time lag
VDE/SEMKO certified