Sony CBK-HD01, Maintenance Manual

Page: 233 / 300

6-3
PDW-700V1 (E)
Cleaning Procedure
Tools
.
Cleaning cloth (or cotton swab)
.
Cleaning fluid (alcohol)
Procedure
1. Remove dust and dirt attached to the turntable of the
spindle motor and the cartridge guide supports using
the cleaning cloth (or cotton swabs) with the cleaning
fluid soaked.
n
After the cleaning, ensure that fibers of the cleaning cloth
(or cotton swab) are not attached on the spindle motor.
6-2-3. Cleaning Spindle Motor
Precautions
.
To prevent the possibility of damage to the optical block
assembly in the drive by static electricity charged in a
human body or clothes, be sure to establish a ground
before cleaning the drive assembly.
(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.
.
The drive assembly consists of precision parts.
Be careful not to damage and give excessive force to the
parts.
Cartridge guide support
Spindle motor
Turntable
6-2-4. Cleaning Pickup Lens
Error codes “02-020” may be displayed due to smudged
optical pickup lens. (Refer to Section 3-2-2.)
If “02-020” is displayed, be sure to clean the pickup lens
referring to “LENS CLEANING Menu”.
(Refer to Section 4-10-17.)
n
Before cleaning, be sure to unload the disc from the unit.