AVH-P4000DVD/XN/UC
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3. BASIC ITEMS FOR SERVICE
3.1 CHECK POINTS AFTER SERVICING
To keep the product quality after servicing, please confirm following check points.
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Confirm whether the customer complain has
been solved.
If the customer complain occurs with the
specific media, use it for the operation
check.
The customer complain must not be
reappeared.
Display, video, audio and operations must
be normal.
2 DVD
Measure playback error rates at the
innermost and outermost tracks by using the
test mode with the following disc.
DVD test disc (GGV1025)
Deterioration of mecha-drive can be
checked.
The error rates must be less than 2.5e-4.
3 DVD
Play back a DVD.
(Menu operation; Title/chapter search)
Display, video, audio and operations must
be normal.
4 CD
Play back a CD.
(Track search)
Display, audio and operations must be
normal.
5 FM/AM tuner
Check FM/AM tuner action.
(Seek, Preset)
Switch band to check both FM and AM.
Display, audio and operations must be
normal.
6
Check whether no disc is inside the product. The media used for the operating check
must be ejected.
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receiving it for service.
See the table below for the items to be checked regarding video and audio:
Item to be checked regarding video
Item to be checked regarding audio
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Disturbed image (video jumpiness)
Volume too high
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Too brig
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Mottled color
www. xiaoyu163. com
QQ 376315150
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TEL 13942296513
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
