PDW-700/V1 (E)
7-1
Section 7
Replacement of Main Parts
This section explains the replacement procedures of periodic replacement parts, main mechanical parts,
and circuit boards.
7-1. Optical Drive Assembly
7-1-1. Removing/Reinstalling Loader Assembly
m
. When a cartridge is already being inserted in the unit, be sure to take it out beforehand. If you cannot
take out the cartridge with normal operation, refer to “1-6. How to Take Out a Cartridge Manually”.
. The loader assembly require periodic replacement, Refer to “6-1. Periodic Check/Replacement Parts
List” for details.
. The optical block assembly in the drive may be damaged by static electricity charged in a human body
or clothes.
Therefore, be sure to establish a ground before starting an operation. (Refer to Section 1-12-1.)
. The spindle motor and the actuator around the objective lens have intense magnetic circuits. Keep
magnetic substance away from these parts. If the magnetic force makes a screwdriver hit the actuator,
the objective lens will be damaged. If the magnetic substance is moved close to these parts, their
characteristics may be changed.
. Life of flexible card wire and flexible board will be significantly shortened if they are folded. Flexible
board is easily cut. Be very careful not to fold them.
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