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1.
PREPARATION
There are some necessary tools for servicing cash register, you must prepare them before servicing, so
as to ensure the good quality of the servicing.
1.
Electric iron
2.
Multimeter
3.
Cross screwdriver
4.
Tweezers
5.
External hexagonal wrench
2.
PRECAUTION
Notes:
Know about the machine's using circumstances from the user before servicing. Backup data
before maintenance.
Know about the machine situation from the user, such as failure phenomenon, failure causation
and relative information.
Place the parts at some fixed location to avoid any part missing.
Make sure to use proper parts (same brand& type as original is highly recommended) for
replacement. Improper parts used may shorten the duration of the machine.
Assembling or disassembling parts in power-on status is not allowed. Insert or pull out
connection cable carefully to avoid any damage on the cable or parts.
Static electricity protection is necessary during disassembling the machine. Make sure to ground
the brand iron and wires, otherwise parts may be broken by the static electricity.
Take a maintenance record for future reference.
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