Pioneer DVR-233-S Service Manual page 61

5
2
JCKB Assy
1
Remove the three screws.
2
Remove the bridge.
1
JCKB Assy
3
Disconnect the flexible cable.
4
Remove the one screw.
5
Remove the one screw.
6
Remove the four screws.
7
Remove the six screws.
8
Remove the JCKB Assy.
Rear view
6 6
4
7
7
8
CN301
7 JCKB Assy
5
6
Bridge
2
1 1
6 6
5
7
7
3
CN2301
MAIN Assy
7
DVR-231-S
6
7
9
Cover the transistor (Q308) with the clip type heatsink.
JCKB Assy
Transistor (Q308)
10
Connect the connector from front panel section.
11
Connect the flexible cable for service.
12
Arrange the unit as shown in the photo below.
JCKB Assy
CN301
CN201
CN2301
10
Front panel section
MAIN Assy
Diagnosis
Note when the JCKB Assy is replaced
When the JCKB Assy is replaced, also replace the rubber foot
(VEB1349) behind the FL tube with new one.
Do NOT reuse the old rubber foot.
FL tube Rubber foot
JCKB Assy
Rear view
7
8
Clip type heatsink
9
(GGF1528)
11
Flexible cable
for service
(GGD1436)
61
8
A
B
C
D
E
F