18
CDJ-2000NXS
1
2
3
4
A
B
C
D
E
F
1
2
3
4
5.3 TROUBLESHOOTING
1
—————
—————
Check for the location of a defect in
Service mode.
See the section describing locations of defects in
this manual.
6.1 SER
V
ICE MODE
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 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
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.
4.1 O
V
ERALL
WIRI
N
G DIAGRAM
10. SCHEMATIC
DIAGRAM
[0-3] Checking Cables
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.
6.1 SER
V
ICE MODE
_[
8
] Outputs of the
Alarm Port
[0-2] Checking the Alarm Port
If “[0-1] Checking in Service Mode” is performed, this check is not required.
Fig. 1
MAI
N
Assy
Alarm port
No.
Cause
Diagnostics Point
Item to be Checked
Corrective Action
Reference
No.
Cause
Diagnostics Point
Item to be Checked
Corrective Action
Reference
No.
Cause
Diagnostics Point
Item to be Checked
Corrective Action
Reference
