Sharp QT-CD210 (serv.man3) Service Manual ▷ View online
QT-CD210H/W
– 5 –
NAMES OF PARTS
FITTING OF DIAL POINTER
Figure 5-2
Main
PWB
PWB
Main
PWB
PWB
Dial Pointer
Drum
Dial
Pointer
Pointer
Dial Pointer
Top Cabinet
Tuning
Knob
Knob
Top Cabinet
Drum
A
Top Cabinet
Drum
Variable Capacitor
B
Setting method of the dial pointer
1. Remove the front cabinet. (Refer to Fig.8-1 on page 8,
"Disassembly method".)
2. Remove the dial pointer.
3. Insert the dial pointer from A of the top cabinet so that it
3. Insert the dial pointer from A of the top cabinet so that it
engages with the drum gear.
4. Fully turn the drum in the opposite direction of B and set
it to the FL marks.
5. Reassemble the front cabinet.
Figure 5-1
FL Mark
Carved Seal
Mark
FH
FL
1
1.
(TAPE) Record Button
1
2.
(TAPE) Play Button
1
3.
(TAPE) Rewind Button
1
4.
(TAPE) Fast Forward Button
1
5.
(TAPE) Stop/Eject Button
1
6.
(TAPE) Pause Button
1
7.
Cassette Compartment
1
8.
CD Compartment
1
9.
CD Eject Button
10.
Tuning Control
11.
(CD) Stop Button
12.
(CD) Track Down/Review Button
13.
Volume Control
14.
Stand-by, On/Function Switch
15.
(CD) Track Up/Cue Button
16.
(CD) Play/Pause Button
17.
(CD) Play Indicator
18.
(CD) Pause Indicator
19.
FM Telescopic Rod Aerial
20.
Headphone Socket
21.
Battery Compartment
22.
Voltage Selector Switch (QT-CD210W Only)
23.
AC Power Input Socket
1
2 3 4
5 6
7
8
9
10
11
16
17
18
13
14 15
12
VOLTAGE
SELECTOR
AC
110V - 127V
110V - 127V
AC
220V - 240V
220V - 240V
19
21
20
22
23
Illustration: QT-CD210W
QT-CD210H/W
– 6 –
OPERATION MANUAL
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QT-CD210H/W
– 7 –
6
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4
QT-CD210H/W
– 8 –
1
Top Cabinet/
1. Screw ................... (A1) x7
8-1
Front Cabinet
2. Socket .................. (A2) x1
2
Power PWB
1. Screw ................... (B1) x2
8-2
2. Hook ..................... (B2) x2
3. Socket .................. (B3) x1
4. Hook ..................... (B4) x2
3. Socket .................. (B3) x1
4. Hook ..................... (B4) x2
3
Main PWB/
1. Socket .................. (C1) x1
8-2
CD Control PWB
2. Screw ................... (C2) x7
(Note)
3. Screw ................... (C3) x1
4. Solder ................... (C4) x3
5. Socket .................. (C5) x3
4. Solder ................... (C4) x3
5. Socket .................. (C5) x3
8-3
6. Screw ................... (C6) x2
4
CD Mechanism
1. Screw ................... (D1) x3
8-3
5
Tape Mechanism
1. Screw ................... (E1) x4
8-3
DISASSEMBLY
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 and compact disc out of the unit.
2. Be sure to remove the power supply plug from the wall
Follow the below-mentioned notes when disassembling the
unit and reassembling it, to keep it safe and ensure excellent
performance:
1. Take cassette tape and compact disc out of the unit.
2. Be sure to remove the power supply plug from the wall
outlet before starting to disassemble the unit.
3. Take off nylon bands or wire holders where they need to
be removed when disassembling the unit. After servicing
the unit, be sure to rearrange the leads where they were
before disassembling.
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
Figure 8-3
Figure 8-1
Figure 8-2
CD MECHANISM SECTION
Perform steps 1 to 4 of the disassembly method to remove the
CD mechanism.
CD mechanism.
How to remove the pickup (See Fig. 8-4.)
1. Remove the screws (A1) x 2 pcs., to remove the shaft (A2)
x1 pc.
2. Remove the stop washer (A3) x1 pc., to remove the gear
(A4) x 1 pc.
3. Remove the pickup.
Stop
Washer
(A3) x1
Washer
(A3) x1
CD
Mechanism
Mechanism
Gear
(A4) x1
(A4) x1
Shaft
(A2) x1
(A2) x1
Pickup
(A1) x2
ø2.6 x6mm
REMOVING AND REINSTALLING THE MAIN PARTS
Figure 8-4
Note : (Figure 8-3 and Figure 8-4)
After removing the connector for the optical pickup from the
After removing the connector for the optical pickup from the
connector, wrap the conductive aluminium foil around the
front end of connector to protect the optical pickup from
electrostatic damage.
front end of connector to protect the optical pickup from
electrostatic damage.
(A1)x3
ø3x12mm
ø3x12mm
Top Cabinet
Front Cabinet
(A1)x4
ø3x12mm
ø3x12mm
Main
PWB
PWB
(A2)x1
(D1)x3
ø2.5x10mm
ø2.5x10mm
(E1)x4
ø3x10mm
ø3x10mm
(C5)x1
(C5)x2
Top Cabinet
(C6)x2
ø3x8mm
ø3x8mm
Washer
CD Mechanism
CD Control
PWB
PWB
Tape
Mechanism
Mechanism
Top Cabinet
AC Socket
(B1)x2
ø3x12mm
ø3x12mm
(C2)x7
ø3x12mm
ø3x12mm
(C3)x1
ø2.5x8mm
ø2.5x8mm
Main PWB
Power PWB
(C4)x3
(B3)x1
(B2)x2
(B4)x2
(C1)x1
CD Lid
Switch
Switch
Power
Transformer
Transformer
SW651
(Voltage Selector)
QT-CD210W Only
(Voltage Selector)
QT-CD210W Only
Power Transformer
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