Basic Items For Service; Check Points After Servicing - Pioneer AVH-P7900DVD Service Manual

5

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
1
Confirm whether the customer complain has been
solved.
If the customer complain occurs with the specific
media, use it for the operation check.
2 Flap-mecha Check the operation of the flap mechanism.
3 DVD Measure playback error rates at the innermost and
outermost tracks by using the test mode with the
following disc.
DVD test disc (GGV1018)
4
DVD Play back a DVD.
(Menu operation; Title/chapter search)
5
CD Play back a CD.
(Track search)
6 FM/AM tuner Check FM/AM tuner action.
(Seek, Preset)
Switch band to check both FM and AM.
7
TV tuner Check TV tuner action.
(Seek; Preset)
8
Check whether no disc is inside the product.
9
Appearance check
See the table below for the items to be checked regarding video and audio:
Item to be checked regarding video
Block-noise
Horizontal noise
Dot noise
Disturbed image (video jumpiness)
Too dark
Too bright
Mottled color
5
6
Check points
The customer complain must not be reappeared.
Display, video, audio and operations must be normal.
The flap mechanism operation must be smooth
without making the noise and scratches.
Deterioration of mecha-drive can be checked.
The error rates must be less than 2.5e-4.
Display, video, audio and operations must be normal.
Display, audio and operations must be normal.
Display, audio and operations must be normal.
Display, video, audio and operations must be normal.
The media used for the operating check must be
ejected.
No scratches or dirt on its appearance after
receiving it for service.
Item to be checked regarding audio
Distortion
Noise
Volume too low
Volume too high
Volume fluctuating
Sound interrupted
AVH-P7900DVD/RE
6
7
Remark
When flap-mecha exists
7
8
A
B
C
D
E
F
23
8