Pioneer DEH-5000UB, Service Manual

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DEH-5000UB/XS/EW5
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5 6 7 8
5 6
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8
C
D
F
A
B
E
3. BASIC ITEMS FOR SERVICE
3.1 CHECK POINTS AFTER SERVICING
3.2 PCB LOCATIONS
To keep the product quality after servicing, please confirm following check points.
No. Procedures Item to be confirmed
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, audio and operations must be normal.
2 CD Play back a CD.
(Track search) No malfunction on display, audio and operation.
Display, audio and operations must be normal.
3 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.
4 Check whether no disc is inside the product. The media used for the operating check must be
ejected.
5 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 audio:
Item to be checked regarding audio
Distortion
Noise
Volume too low
Volume too high
Volume fluctuating
Sound interrupted
A
B
Keyboard Unit
C
Tuner Amp Unit
CD Core Unit
(S10.5COMP2-USB)
Unit Number : YWM5183
Unit Name : Tuner Amp Unit
Unit Number :
Unit Name : Keyboard Unit
Unit Number : CWX3527
Unit Name : CD Core Unit(S10.5COMP2-USB)