Brother DCP-1510 Service Manual page 17

Additional Information Additional Information
 
When servicing the optical system of the machine, be careful not to place a screwdriver or When servicing the optical system of the machine, be careful not to place a screwdriver or
other reflective object in the path of the laser beam. other reflective object in the path of the
accessories such as watches and rings before working on the machine. A reflected beam, accessories such as watches and rings before working on the machine. A reflected beam,
though invisible, can permanently damage the eyes. though invisible, can permanently damage the eyes.
Since the beam is invisible, the following caution in print is attached on the laser unit. Since the beam is invisible, the following caution in print is attached on the laser unit.
Troubleshooting/Disasse Troubl
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• • T T o avoid
• • Be careful no
• • Be sure to apply gr
• • When using sold
• • Static
• • When repla
• • After disc
• • When conne
• • When connecting or
• • After a repair
• • Forcefu
• • After assembly
• • Be sure to unplug th
• • The insu
eshooting/Disassembling/Assembling
o avoid creating secondary problems creating secondary problems by mishandling, follow
precautions below during maintenance work. precautions below during maintenance work.
Be careful not to lose screw t to lose screws, washers
Be sure to apply grease to appl ease to applicable pos
When using soldering irons or othe ering irons or other heat-gene
damage parts such as wires, PCBs and covers. damage parts such as wires, PCBs and covers.
Static electricity charged in electricity charged in your body
PCBs, be sure to wrap them in conductive sheets. PCBs, be sure to wrap them in conductive sheets.
When replacing PCBs and al cing PCBs and all the other relat
perform the job on a static mat. Also take care not to touch the conductor sections on the perform the job on a static mat. Also take care not to touch the conductor sections on the
flat cables or on the wire harness. flat cables or on the wire harness.
After disconnect onnecting flat cable ing flat cables, check that each cabl
circuited. circuited.
When connecting flat ca cting flat cables, do not inse bles, do not insert them at an angle. Aft
cables are not inserted at an angle. cables are not inserted at an angle.
When connecting or disconnecting harnesses, disconnecting harnesses, hold the connector
the connector is locked, release it first. the connector is locked, release it first.
After a repair, check not , check not only the repaired only the repaired portion but also harness
that other related portions are functioning properly. that other related portions are functioning properly.
Forcefully closin lly closing the joint cover or top cover witho g the joint cover or top cover without mounting the ton
drum unit can damage the machine. drum unit can damage the machine.
After assembly, it is , it is recommended to conduct a recommended to conduct a dielectric test and
Be sure to unplug the AC cord before rem e AC cord before removing any cov
machine, or conducting continuity tests using a tester. machine, or conducting continuity tests using a tester.
The insulation lation sheet s sheet should no hould not be dama
laser beam. Be sure to take off Be sure to take off any personal
mbling/Assembling Notes Notes
by mishandling, follow the warnings and
s, washers, or other part , or other parts removed. s removed.
icable positions sp itions specifie ecified in this manual
r heat-generating tool rating tools, take care not to accide
your body may damage el may damage electronic parts.
l the other related part ed parts, put on a groundin s, put on a grounding wrist band an
s, check that each cable is not damaged at its end or short- e is not damaged at its end or short-
rt them at an angle. After inserti
hold the connector body,
portion but also harness treatment. Also check
ut mounting the toner cartridg
dielectric test and continuity test.
oving any covers or PCBs, adj
t be damaged. ged.
xi xi
any personal
the warnings and
d in this manual. .
s, take care not to accidentall
ectronic parts. When transporting When transporting
g wrist band and d
er insertion, check tha on, check that the
body, not the cables. not the cables. If If
treatment. Also check
er cartridge and the
continuity test.
ers or PCBs, adjusting the usting the
ntally y
t the
e and the
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