Pioneer AVH-P5150DVD, Service Manual, Page: 17 / 204

AVH-P5150DVD/XN/RC
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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.
No. Procedures Check points
1 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 Flap-mecha Check the operation of the flap mechanism. The flap mechanism operation must be
smooth without making the noise and
scratches.
3 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 rate must be less than the
threshold value.
(Refer to the chapter of DIAGNOSIS for the
threshold value.)
4 DVD Play back a DVD.
(Menu operation; Title/chapter search) Display, video, audio and operations must be
normal.
5 CD Play back a CD.
(Track search) Display, audio and operations must be
normal.
6 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.
7 Check whether no disc is inside the product. The media used for the operating check must
be ejected.
8 Appearance check No scratches or dirt on its appearance after
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
Block-noise Distortion
Horizontal noise Noise
Dot noise Volume too low
Disturbed image (video jumpiness) Volume too high
Too dark Volume fluctuating
Too bright Sound interrupted
Mottled color