DJM-1000
129
5
6
7
8
5
6
7
8
C
D
F
A
B
E
7.1.3 TROUBLE SHOOTING
• For RLTXJ only
When set Voltage selector to 120V in the RLTXJ model and had supplied voltage doubler (240V) wrong,
and power did not enter normal.
Does a
primary side fuse
(FU1: ACIN assy)
blow out?
Are the
protector ICs (IC119.
IC120, IC112, IC113,
IC122-IC125) on the
POWER Assy
broken?
Are the
following voltages
normal?
Start
End
Yes
Yes
Replace the fuse.
Remove the two connectors (CN104 and CN105)
from the POWER Assy.
No
No
No
No
Yes
Replace the ICs of the same rating.
• CN104 - pin 5: +15V, pin 6: -15V
• CN105 - pin 5: +15V, pin 6: -15V
Replace the diodes D117-D120 and IC101
on the POWER Assy.
Connect the two connectors (CN104 and CN105)
on the POWER Assy from the BUS1 and BUS2 Assys.
Turn the power ON
Turn the power ON
Are the
following voltages
normal?
Yes
• CN104 - pin 5: +15V, pin 6: -15V
• CN105 - pin 5: +15V, pin 6: -15V
Summary of Contents for DJM-1000
Page 13: ...DJM 1000 13 5 6 7 8 5 6 7 8 C D F A B E ...
Page 21: ...DJM 1000 21 5 6 7 8 5 6 7 8 C D F A B E A 2 4 1 4 A FROM FROM ...
Page 43: ...DJM 1000 43 5 6 7 8 5 6 7 8 C D F A B E CN4 A 4 4 L VISUAL MIDI TX SELECTOR ...
Page 49: ...DJM 1000 49 5 6 7 8 5 6 7 8 C D F A B E CN4012 S CN901 T CN902 W P ...
Page 51: ...DJM 1000 51 5 6 7 8 5 6 7 8 C D F A B E Q CN4002 S CN4001 S CN907 M PANEL2 ASSY DWX2428 Q ...