Sharp JC-202 - Page 4

€) DISASSEMBLY
Caution on Disassembly
Follow the below-mentioned notes when disassembling the
unit and reassembling it, to keep its safety and excellent
performance: .
. Take cassette tape out of the unit.
. Remove the batteries from the unit.
. After servicing the unit, be sure to rearrange the leads
where they were before disassembling.
. Take sufficient care on static electricity of integrated
circuits and other circuits when servicing.
STEP | REMOVAL PROCEDURE FIGURE
Main PWB 1: Screw (B) x1
=e
2 |
1. Screw (with 4-2
3 Mechanism pauey
2. Screw 4-3
ae Graphic pe
4 4-4
ADJUSTMENT
Equalizer
PWB
As for adjusting method refer to the relevant explanation in
Service Manual “ADJUSTMENT PROCEDURES OF AUDIO
PRODUCTS”.
MECHANISM SECTION
- Driving Force check
Reverse play: TW-2422
* Torque Check
Fastforward: TW.223
Rewind: TW.2231
- Head Azimuth
Test Tape Instrument Connection
Headphones
ee (Load resistance: 32 ohms)
- Tape Speed
Adjusting me Instrument
Headphones
MTT-111 VR1 3,000 + 60 Hz | (Load resistance:
32 ohms)
1
2
Figure 4—5 ADJUSTING POINT
(A)x3
g2x8mm
Cabinet
Figure 4—1
Figure 4—2
(D)x2
2x4mm
(D)x2
O|\.7x4mm
Mechanism
Figure 4—3
(E)
Decoration Plate
Cassette
Compartment
Graphic Equalizer
PWB
Figure 4—4