Troubleshooting - Pioneer CDJ-2000NXS Service Manual

1

5.3 TROUBLESHOOTING

A
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 [9] Firmware update of
"6.1 SERVICE MODE."
Contents
[0] Prior Confirmation
[1] Failure in Startup
B
[2] Display (JOG FL/LED)
[3] Operations (SW/Volume/JOG/CDC/Rotary Encoder)
[4] USB (Type A/Type B), SD Card
[5] LAN
[6] ATAPI DRIVE
[0] Prior Confirmation
[0-1] Checking in Service Mode
C
No. Cause Diagnostics Point
1 ————— —————
[0-2] Checking the Alarm Port
If "[0-1] Checking in Service Mode" is performed, this check is not required.
No. Cause Diagnostics Point
1 ————— Alarm port on
the MAIN Assy
(Fig. 1)
D
Alarm port
E
[0-3] Checking Cables
No. Cause Diagnostics Point
1 Disconnection, Cables
F
breakage, or
loose connection
of cables
18
1
2
Item to be Checked
Check for the location of a defect in
Service mode.
Item to be Checked
Check the output waveforms from the
alarm port.
Fig. 1
Item to be Checked
Check that all the cables are securely
connected.
Check that there is no breakage in the
cables.
CDJ-2000NXS
2
3
[7] AUDIO OUT
[8] CONTROL
[9] DRIVE Assy
[10] EUP Mode
[11] SERVICE MODE
[12] Error Codes
Corrective Action
See the section describing locations of defects in
this manual.
Corrective Action
If an output waveform is judged to be improper,
see the section describing locations of defects in
this manual.
MAIN Assy
Corrective Action
Securely connect the cables. If a cable is broken,
replace it.
3
4
Reference
6.1 SERVICE MODE
Reference
6.1 SERVICE MODE
_[8] Outputs of the
Alarm Port
Reference
4.1 OVERALL
WIRING DIAGRAM
10. SCHEMATIC
DIAGRAM
4