Precautions
1-2
Samsung Electronics
1.3 Tools for Troubleshooting
The following tools are recommended for safe and smooth troubleshooting described in this service manual.
DCU(Diagnostic Control Unit)
Standard: Test equipment to diagnose the
Laser printer supplied by Samsung
Electronics.
DVM(Digital Volt Meter)
Standard: Indicates more than 3 digits.
Electronic Scale
Standard: Equipment to check the weight
of consumables(toner cartridge) supplied
by Samsung Electronics. (The gram unit
can be measured.)
Driver
Standard: "-" type, "+" type (M3 long, M3
short, M2 long, M2 short).
Pinset
Standard: For general home use, small
type.
Cotton Swab
Standard: For general home use, for med-
ical service.
Cleaning Equipments a
IPA(Isopropyl Alcohol)dry cloth or a
soft stuff neutral detergent.
Software(Driver) installation CD
ROM
Mind your hands not to be touched when
you disassemble and reassemble PBA ASS'Y,
such as the main board, SMPS, HVPS.
Note
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