Yamaha DVD-S1200 Service Manual page 24

DVD-S1200
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Precautions in optical pickup replacement
The optical pickup can be damaged by static
electricity from you body. Be sure to take static
electricity countermeasures when working around
the optical pickup.
(Refer to the related page in this Manual about the
countermeasures.)
1. Do not touch the laser diode, actuator or their
associated parts.
2. Do not use a tester to check the laser diode. (Laser
diode can be damaged easily.)
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8. Disassembling the Middle Chassis
1. Remove the holder pins.
2. Remove the tab.
3. It lifts while pulling it in the direction of the arrow.
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3. U s i n g a n a n t i - s t a t i c s o l d e r i n g i r o n w i t h i s
recommended when adding or removing the laser
diode shorting jumper.
4. Solder the land on flexible cable of optical pickup unit.
Caution
• When using the soldering iron without anti-static
feature, short-circuit the flexible cable terminal
with a clip before short-circuiting the land.
• After completing the repair, remove the solder
from the laser diode shorting jumper properly
following the procedures described in this Manual.
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9. Disassembling the Traverse Gear A/FG unit
1. Remove the screw.
2. Remove the traverse gear A.
10. Disassembling the Spindle Motor Unit
Remove the rubber isolators.
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