Sony DNW-A220, Руководство по обслуживанию

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4-6
DNW-A220
DNW-A220P
4-2-4. Cleaning of Lead Surface and Tape Running Surface of Lower Drum
Caution
Be careful not to damage the lower drum (specially lead surface) during cleaning. Pay careful attention
when cleaning the upper edge portion of the lower drum because it is located near the video heads.
Tools
• Cleaning cloth: 3-184-527-01
• Cleaning fluid: 9-919-573-01
• Skewer or an equivalent (Never use a metallic skewer. )
Procedures
1. As shown in the figure, put a skewer (or an equivalent) along the drum lead surface and remove the
magnetic powder.
m
1. Never use a metallic skewer instead of the skewer. This may damage the tape running surface.
2. Tracking may be badly influenced when magnetic powder attaches to the drum lead surface.
Remove the magnetic powder completely during cleaning.
2. Clean the drum lead surface and lower drum's tape running surface (shaded portion in the figure)
with a cleaning cloth moistened with a cleaning fluid.
3. After cleaning, wipe it with a dry cleaning cloth two or three times.
4-2. Cleaning
Cleaning of Lead Surface and Tape Running Surface of Lower Drum
Lead
Skewer
Lead
Tape running surface
of lower drum
Cleaning cloth