Basic Items For Service; Check Points After Servicing - Pioneer MEP-7000 Service Manual

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3. BASIC ITEMS FOR SERVICE

3.1 CHECK POINTS AFTER SERVICING

No
1 Check the version of the firmware in Test mode.
Check that all the symptoms pointed out by the
2
customer have been addressed.
Measure the error rate of a CD/DVD.
3 Refer to "[5] DVD/CD Drive Diagnosis" of
"6.2 SERVICE MODE FOR THE DRIVE UNIT".
4 Check the playback of a CD (Track search).
5 Check video signals.
Check output signals while the JOG dial or TEMPO
6
slider is being operated.
7 Check the exterior.
See the table below for the items to be checked regarding audio:
Item to be checked regarding audio
Distortion
Noise
V o u l m e o t o o l w
Volume too high
Volume fluctuating
Sound interrupted
Cleaning
• Before shipping out the product, be sure to clean the following positions by using the prescribed cleaning tools:
Position to be cleaned Position to be cleaned Position to be cleaned
Pickup leneses Cleaning liquid : GEM1004
Cleaning paper : GED-008
5
6
Procedures
Cleaning tools Cleaning tools Cleaning tools
Refer to "7. DISASSEMBLY SECTION" ,"9.4 SLOT-IN MECHANISM SECTION" .
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Check points
Check that it is the latest version.
If it is not, update the firmware.
The sy mptoms in question must not be reproduced.
There must be no abnormality observed in audio signals or operations.
The result must meet the criteria (5.0e-4 or less).
There must be no abnormality observed in audio signals or operations
of search.
In checking analog video output signals,
there must be no abnormality observed in video signals or operations.
There must be no abnormality observed in audio signals or operations.
Check that no scratch nor stain is added after the product is received
for repair.
Remark Remark Remark
MEP-7000
7
8
A
B
C
D
E
F
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