Pioneer CDJ-2000, Service Manual

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CDJ-2000
1 2 3 4
A
B
C
D
E
F
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5.3 TROUBLESHOOTING
In this section, causes of failure, diagnostics points, and corrective measures can be searched for according to symptoms.
Before disassembling this unit, it is recommended to infer a failure point by performing a status check and referring to the error
code.
For the relationship of each power-supply and signal system, see “4. BLOCK DIAGRAM,” and “10. SCHEMATIC DIAGRAM.”
If software of the product is updated before performing diagnostics, check that software updating has been performed properly
before proceeding to diagnostics.
If software updating has not been performed properly, update the software, following the instructions in [7] Firmware update of
“6.2 DETAILS OF THE SER
V ICE MODE.”
Contents
[0] Prior Confirmation
[1] Failure in Startup
[2] Display (JOG FL/LED)
[3] Operations (SW/ V olume/JOG/CDC/Rotary Encoder)
[4] USB (Type A/Type B), SD Card
[5] LA N
[6] ATAPI DRI V E
[7] AUDIO OUT
[8] CO N TROL
[9] DRI V E Assy
[10] EUP Mode
[11] SER V ICE MODE
[12] Error Codes
[0] Prior Confirmation
[0-1] Checking in Service Mode
[0-2] Checking the Alarm Port
[0-3] Checking Cables
MAI N Assy
Fig. 1
Alarm port
No. Cause Diagnostics Point Item to be Checked Corrective Action Reference
1
Check for the location of a defect in
Service mode. See the section describing locations of defects in
this manual.
6.SER V ICE
MODE
If “[0-1] Checking in Service Mode” is performed, this check is not required.
No. Cause Diagnostics Point Item to be Checked Corrective Action Reference
1
Alarm port on
the MAI N Assy
(Fig. 1)
Check the output waveforms from the
alarm port.
If an output waveform is judged to be improper,
see the section describing locations of defects in
this manual.
Outputs of the
Alarm Port in
6. SER
V ICE
MODE
No. Cause Diagnostics Point Item to be Checked Corrective Action Reference
1
Disconnection,
breakage, or
loose connection
of cables
Cables
Check that all the cables are securely
connected.
Check that there is no breakage in the
cables.
Securely connect the cables. If a cable is broken,
replace it.
4. BLOCK DIAGRAM
4.1 O
V ERALL CO-
NN ECTIO N DIAGRAM
10. SCHEMATIC
DIAGRAM