WF-930Z
DISASSEMBLY
– 4 –
Figure 4-1
Caution on Disassembly
Follow the below-mentioned notes when disassembling the
unit and reassembling it, to keep it safe and ensure excellent
performance:
1. Take cassette tape out of the unit.
2. Be sure to remove the power supply plug from the wall
outlet before starting to disassemble the unit and remove
the batteries from the unit.
3. Take off nylon bands or wire holders where they need be
removed when disassembling the unit. After servicing the
unit, be sure to rearrange the leads where they were
before disassembling.
4. Take sufficient care on static electricity of integrated
circuits and other circuits when servicing.
STEP
REMOVAL
PROCEDURE
FIGURE
1
Front Cabinet/
1. Battery Compartment
Rear Cabinet
Lid ................... (A1)x1
4-1
2. Screw ................ (A2)x4
3. Screw ................ (A3)x1
4. Screw ................ (A4)x1
5. Screw ................ (A5)x3
6. Socket ............... (A6)x1
7. Tip ..................... (A7)x1
2
Main PWB/
1. Knob ................. (B1)x1
4-2
Volume PWB
2. Socket ............... (B2)x5
3. Screw ................ (B3)x1
4. Screw ................ (B4)x1
3
Graphic Equalizer
1. Screw ................ (C1)x4
4-2
PWB
4
LED PWB
1. Screw ................ (D1)x2
4-2
5
Tape Mechanism
1. Open the cassette holder
4-2
2. Screw ................ (E1)x5
6
Power PWB
1. Screw ................ (F1)x1
4-3
2. Bracket .............. (F2)x1
STEP
REMOVAL
PROCEDURE
FIGURE
1
Front Panel
1. Screw ................ (G1)x4
4-4
2
Woofer
1. Screw ................ (G2)x4
4-4
Figure 4-4
Figure 4-3
Figure 4-2
Front Cabinet
Main
PWB
Volume
PWB
Tape
Mechanism
Washer
Nat
(B1) x1
(D1)x2
ø3x8mm
(B4) x1
ø2 x4mm
(E1) x5
ø3x 8mm
(C1) x4
ø3x8mm
(B3) x1
ø3 x8mm
(B2) x5
LED PWB
Graphic
Equalizer
PWB
Open
Cassette
Holder
(Left/Right)
Front
Cabinet
Front
Cabinet
Rear
Cabinet
(A2) x2
ø3 x10mm
(A2) x2
ø3 x10mm
(A3) x1
ø3 x14mm
(A4) x1
ø3 x28mm
(A5) x3
ø3 x8mm
(A7) x1
(A6) x1
Main
PWB
Main
PWB
(A1) x1
(G2) x4
ø3x 8mm
(G1) x4
ø3 x14mm
Tweeter
Front Panel
Speaker Box
UNIT
Woofer
Speaker Cord
Holder
Speaker
Cord
Driver
MAIN UNIT
SPEAKER
Rear Cabinet
(F1) x1
ø3 x8mm
(F2) x1
Power
Transeformer
Power PWB
