Sony Digital8 DCR-TRV720 Operating Instructions Manual page 138

Maintenance information and precautions
Cleaning the LCD screen
If fingerprints or dust make the LCD screen dirty, we recommend using a LCD
Ck, aning Kit (not suppliod) to clean the LCD screon.
Cleaning the video head
To ensuro normal recording and clear picturos, cloan tho vMeo hoads.
When you playback/record in the Digital8 _) system
The vMeo head may be dirty when:
-mosaic-pattern noise appears on the playback picture.
playback pictures do not move.
- playback pictures are hardly visible.
playback pictures do not appear.
-the _ indicator and "r_ CLEANING CASSETTE" message appear one after another
on the LCD screen or in the viewfinder.
or
When you play back in the Hi8/Standard 8 (analog) system
The video hoad may be dirty when:
playback pictures contain noise.
-playback pictures are hardly visible.
playback pictures do not appear.
If the above problem occurs, clean the video heads with the Sony VS-25CLD cleaning
cassette (not supplied). Check the picture and if the above problem persists, repeat
cleaning.
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