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3.1 GENERAL INFORMATION
This chapter describes the disassembly/assembly procedures to be used for replacing the main
of the
3.1.1 Precautions for Disassembly/Assembly
Follow the precautions below when disassembling/assembling the printer.
Disconnect the power cord before
Be sure to handle
the
stops printing.
it is necessary to plug in the power cord and operate the
it, please be
Keep your hands and clothing well
rollers, fan motors, etc.).
Never touch electric terminals or high-voltage components (such as the charger and
the high-voltage unit).
Do not disassemble the
If the
sunlight.
Do not disassemble the printhead unit.
Never turn power on if the
To prevent damage to
board or the terminals of
Use only the recommended tools to ensure safe and
tools may damage the machine.
Never open the upper unit until the main motor stops completely.
may be damaged
When transporting the
When transporting the
3.1.2
Use the tools listed in Table 3-1 for disassembly/assembly and troubleshooting.
Name
Phillips screwdriver No. 2
Regular screwdriver
Tweezers
Soldering iron
Round-nose pliers
Rev.
A
Laser 100W5OO Service Manual
and
unit
because the
of the
is
the
unit is not installed.
static
electrical components
remove the
a long distance, box
Table 3-1.
Commercially Available?
the
is still hot for a while
disassembling
operating or rotating parts (such as
do not place it in the direct
do not touch the
on the circuit
your hands.
maintenance work.
from the
using the
Part No.
Yes
Yes
B743000100
Yes
Yes
B7402OO1OO
Yes
B7404OO1OO
the gears
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Troubleshooting
