Maintenance; Guide - Hitachi VT-498EM Instruction Manual

MAINTENANCE
of the video heads if used incorrectly. Please con-
2. Maintenance and adjustments may not be carried out
by the user. In all cases of difficulty or doubt, con-
sult your dealer.
3. Head cleaning
¢ Dirt accumulated on the video heads after a period
of time may cause the playback picture to become
blurred or part of the video information to be lost.
This does not mean that the recorded programme
has been erased but head cleaning is required
which must be carried out by your dealer.-
PROBLEM GUID
THINGS TO CHECK
¢ Is mains lead connected?
SOLUTION
e Connect mains lead with AC
outlet.
PROBLEM
No power
correctly? correctly.
¢ Place cellophane tape over.
missing safety tab.
¢ Is the record safety tab
missing?
Recording mode can't be
engaged.
Picture is poor in playback.
Noise in picture in playback
No picture in playback
Playback picture is partially
noisy.
Off-the-air TV programme
cannot be seen.
e Is the TV channel selector set
to the proper channel?
e Is the TV fine tuning set cor-
rectly?
e Are Video Heads clean?
'|e Is the TV set to the correct
channel?
e Is the TRACKING control set
to center position?
® Is connection correct?
¢ For playback, the TV channel
selector should be set to
channel.
¢ Fine tune your TV.
© Head cleaning is necessary.
¢ Set to correct channel.
(for your video channel)
® Adjust TRACKING controifor
the best picture.
© Connect correctly.
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