Basic Items For Service; Check Points After Servicing - Pioneer SX-LX70SW Service Manual

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3. BASIC ITEMS FOR SERVICE

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3.1 CHECK POINTS AFTER SERVICING

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Check points after servicing (Subwoofer receiver)
To keep the product quality after servicing, confirm recommended check points shown below.
No.
Confirm whether the customer complain has been solved. If the
1 customer complain occurs with the particular source, such as
Dolby Digital, DTS and AAC, input it for the operation check.
Check the analog audio playback.
2
(Make the analog connections with a DVD player.)
Check the digital audio playback.
3
(Make the digital connections with a DVD player.)
B
Check surround playback.
4 (Select Surround mode and check the multichannel operations
via the DSP circuit.)
Check the appearance of the product.
5
See the table below for the items to be checked regarding audio:
Item to be checked regarding audio
C
Distortion
Noise
Volume too low
Volume too high
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Volume fluctuating
Sound interrupted
D
E
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The customer complain must not be reappeared.
Audio and operations must be normal.
Each channel audio and operations must be normal.
Each channel audio and operations must be normal.
Each channel audio and operations must be normal.
No scratches or dirt on its appearance after receiving it for
service.
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