DOWNLOAD Sharp CD-C440H (serv.man2) Service Manual ↓ Size: 2.77 MB | Pages: 72 in PDF or view online for FREE

Model
CD-C440H (serv.man2)
Pages
72
Size
2.77 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System
File
cd-c440h-sm2.pdf
Date

Sharp CD-C440H (serv.man2) Service Manual ▷ View online

– 5 –
CD-C440H/CP-C440H
    Rear Panel
1. Video/Auxiliary (Audio Signal) Input Sockets
2. AC Power Lead
3. FM 75 ohms Aerial Socket
4. MW/LW Loop Aerial Input Socket
5. Speaker Terminals
    Speaker Section
6. Tweeter
7. Bass Reflax Duct
8. Woofer
9. Speaker Wire
    Remote Control
1. Remote Control Transmitter LED
    CD Control section
2. Disc Number Select Button
3. Track Down/Review Button: 
4. Track Up/Cue Button: 
5. Disc Skip Button
6. Play/Repeat Button: 
7. Stop Button: 
8. Memory Button
9. Clear Button
10. Random Button
11. Pause Button: 
    Tuner control section
12. Programme Type/Traffic Information Search Button
13. Display Mode Selector Button
14. Preset Up/Down Buttons: 
    Tape control section
15. (TAPE 1/2) Stop Button: 
16. (TAPE 2) Reverse Play Button: 
17. (TAPE 2) Record Pause Button: 
18. (TAPE 1) Play Button/
(TAPE 2) Forward Play Button: 
19. (TAPE 2) Rewind Button: 
20. (TAPE 2) Fast Forward Button: 
21. Function Selector Buttons
22. 3D Surround Mode Button: PASS/MONO/STEREO
23. Equalizer Mode Button
24. On/Stand-by Button
25. Extra Bass Button: X-BASS
26. Volume Up/Down Buttons: 
CD-C440H
CP-C440H
CD-C440H
1
3
4
5
2
6
7
8
9
1
2
3
4
6
7
8 9 10 11
12 13 14
15
16
17
18
19
20
21
22
23
24
25
26
5
CD-C440H/CP-C440H
– 6 –
OPERATION MANUAL
ON/
STAND-BY
CLOCK
MEMORY/
SET
TUNING/TIME
(         )
AM 12:00
AM 0:00
0:00
2
3
4
7
6
5
8
9
S
E
TTING
 THE
 CLO
CK 
1
Press the ON/STAND-BY switch to enter the stand-by mode.
2
Press the CLOCK button.
3
Within 5 seconds, press the MEMORY/SET button.
4
Press 
the 
TUNING/TIME 
(
 or 
) button to select the time
display mode.
"0:00" 
  →
  Th
e 2
4
-h
ou
r di
sp
lay
 w
ill
 ap
pe
ar
              (
0
:0
0
 -
 2
3
:5
9
)
"AM 0:00" 
 The 12-hour display will appear.
                (
A
M
 0
:0
0
 -
 P
M
 1
1
:5
9
)
"AM 12:00" 
 The 12-hour display will appear.
                (
A
M
 1
2
:0
0
 -
 P
M
 1
1
:5
9
)
Note that this can only be set when the unit is first installed
or it has been reset (see below).
5
Press the MEMORY/SET button.
6
Press the TUNING/TIME (
 or 
button 
to 
adjust 
the 
hour.
Press the TUNING/TIME button once to advance the time by
1 hour. Press for more than 0.5 seconds to advance continu-
ously.
When the 12-hour display is selected, "AM" will change auto-
matically to "PM".
7
Press the MEMORY/SET button.
8
P
re
s
s
 th
e
 TU
N
IN
G
/TI
M
E
 
(
 
o
) b
u
tt
o
n
 to
 a
d
ju
s
th
e
minutes.
Press the button for at least 0.5 seconds to change the time
in 5-minute intervals.
The hour setting will not advance even if minutes advance
from "59" to "00".
9
Press the MEMORY/SET button.
The clock starts operating from "0" seconds. (Seconds are
not displayed.)
Note:
In the event of a power failure or when the AC power lead
is disconnected, the clock display will go out.
When the AC power supply is restored, the clock display will
flash on and off to indicate the time when the power failure
occurred or when the AC power lead was disconnected.
If this happens, follow the procedure below to change the
clock time.
To change the clock time:
When the ON/STAND-BY switch is set to STAND-BY.
When the unit is in the demonstration mode, press the DEMO
button to enter the clock mode.
Press the MEMORY/SET button.
Perform steps 6 - 9 above.
When the ON/STAND-BY switch is set to ON.
Press the CLOCK button.
Within 5 seconds, press the MEMORY/SET button.
Perform steps 6 - 9 above.
To see the time display: (When the power is ON)
Press the CLOCK button.
The time display will appear for about 5 seconds.
To switch the time display mode:
1
Press the ON/STAND-BY switch to enter the stand-
by mode.
2
Press 
the 
VOLUME 
 button, the TUNING/TIME 
button and the ON/STAND-BY switch all at the same
time. Hold them down for at least 1 second.
(Refer to RESETTING THE MICROCOMPUTER on
page 27.)
3
Perform steps 1 - 9 above.
Note:
The operation explained above will erase all data
stored in memory, such as clock and timer settings,
tuner and CD presets.
In this example, the clock is set for the
24-hour (0:00) system.
1
2
1
2
3
P
R
E
P
ARA
TI
O
N
 FO
R US
E
Notes concerning use:
Replace the batteries if control distance decreases or oper-
ation becomes erratic.
Periodically clean the transmitter LED on the remote control
and the sensor on the main unit with a soft cloth.
Exposing the sensor on the main unit to strong light may
interfere with operation. Change the lighting or the direction
of the unit.
Keep the remote control away from moisture, excessive heat,
shock, and vibrations.
15
15
0.2 m - 6 m
(8" - 20')
RE
S
E
TTI
NG
 THE
 MI
CRO
CO
MP
UTE
R
Reset the microcomputer under the following conditions:
To erase all of the stored memory contents (clock and timer
settings, tuner and CD presets).
If the display is not correct.
If the operation is not correct.
Note:
To erase the tuner preset memory, see "To erase all of the
contents of preset memory" on page 15.
1
Press the ON/STAND-BY switch to enter the stand-by mode.
2
Press the VOLUME 
 button, the TUNING/TIME 
 button
and the ON/STAND-BY switch all at the same time. Hold
them down for at least 1 second.
1
2
2
– 7 –
CD-C440H/CP-C440H
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
outlet before starting to disassemble 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 suffcient care on static electricity of integrated
circuits and other circuits when servicing.
Figure 7-2
Figure 7-3
1
Top Cabinet
1. Screw ..................... (A1) x4
7-1
2
Side Panel
1. Screw ..................... (B1) x6
7-1
(Left/right)
3
CD Player Unit/
1. Turn on the power supply,
7-2
CD Tray Cover
    open the disc tray, take out
    the CD cover, and close.
    (Note 1)
2. Hook ....................... (C1) x3
3. Hook ....................... (C2) x2
4. Screw ..................... (C3) x1
5. Socket .................... (C4) x4
4
Back Board
1. Screw ..................... (D1) x8
7-2
5
Main PWB/
1. Screw ..................... (E1) x5
8-1
Tuner PWB
2. Holder .................... (E2) x2
3. Flat Wire ................. (E3) x4
4. Socket .................... (E4) x4
6
Headphones PWB 1. Screw ..................... (F1) x1
8-1
7
Front Panel
1. Screw ..................... (G1) x2
8-1
8
Display PWB/
1. Screw ..................... (H1) x3
8-2
Switch PWB
2. Screw ..................... (H2) x11
9
Tape Mechanism 1. Open the cassette holder.
8-2
2. Screw...................... (J1) x6
10
Power Amp. PWB 1. Screw ..................... (K1) x4
8-3
11
Turntable
1. Screw ..................... (L1) x1
8-4
2. Cover ..................... (L2) x1
12
Disc Tray
1. Screw ..................... (M1) x2
8-4
2. Guide ..................... (M2) x2
13
CD Changer
1. Screw ..................... (N1) x4
8-5
Mechanism
14
CD Mechanism
1. Screw ..................... (P1) x1
8-5
STEP
REMOVAL
PROCEDURE
FIGURE
Note 1:
How to open the changer manually. (Fig. 7-3)
1. Insert the tip of fine screwdriver into the hole of CD player
base, and press down the worm wheel < A > .
2. Then, turn fully the lock lever in the arrow direction through
the hole on the loading chassis bottom in this state.
After that, push forward the CD player base.
Figure 7-1
( B1 ) x2
ø3 x8mm
( B1 ) x2
ø3 x8mm
( B1 ) x2
ø3 x8mm
Top Cabinet
Side Panel
(Right)
Rear Panel
Side Panel
(Left)
( A1 ) x2
ø3 x12mm
( A1 ) x2
ø3 x12mm
CD Tray Cover
CD Player Unit
( D1 ) x2
ø3 x10mm
( E1 ) x2
ø3 x10mm
( D1 ) x1
ø3 x10mm
( D1 ) x3
ø3 x8mm
( C3 ) x1
ø3 x8mm
( D1 ) x2
ø3 x8mm
Hook
( C1) x3
( C4 ) x4
( E4 ) x1
( C2 ) x1
Back
Board
Main PWB
Tuner 
PWB
Front Panel
1
1
2
Pull
A
(C2)x1
< A >
LOCK 
     LEVER
CD-C440H
CD-C440H
STEP
REMOVAL
PROCEDURE
FIGURE
1
Speaker
1. Net Frame Ass'y ..... (A1) x1
8-6
2. Duct Front Panel .... (A2) x1
3. Screw ...................... (A3) x4
8-7
4. Screw ...................... (A4) x4
CP-C440H
CD-C440H/CP-C440H
– 8 –
Figure 8-1
Figure 8-2
Figure 8-3
Figure 8-4
Care when installing the CD changer mechanism.
Install the CD changer mechanism on the CD player base after
the shift lever has been set in the highest position.
Figure 8-5
Figure 8-6
Figure 8-7
Main PWB
( G1 ) x2
ø3 x8mm
( F1 ) x1
ø3 x10mm
( E1 ) x2
ø3 x12mm
( E4 ) x3
( E3 ) x1
Front Panel
Tape
Mechanism
( E1 ) x1
ø3 x10mm
Push
Push
Headphon 
PWB
( E3 ) x2
( E3 ) x1
( E2 ) x2
Display 
PWB
Switch PWB
Tape
Mechanism
Open
Cassette
Holder
(Left/Right)
Front Panel
( J1 ) x6
ø3 x10mm
( H2 ) x11
ø3 x10mm
( H1 ) x3
ø3 x10mm
Power Supply PWB
( K1 ) x4
ø3 x10mm
Power Amp. 
PWB
( M1 ) x1
ø3 x10mm
( M1 ) x1
ø3 x10mm
( L1 ) x1
ø3 x10mm
Turntable
Disc Tray
( L2 ) x1
( M2 ) x1
( M2 ) x1
CD Player Unit
( N1 ) x4
ø3 x14mm
( P1 ) x1
ø2.6 x10mm
CD Changer
Mechanism
CD Mechanism
Shift Lever
CD Player Base
CP-C440H
SHARP
Front Panel
(A1) x1
Speaker Box
Screw
driver
Driver should be pried
away from speaker Box.
Direction of handle
Speaker Box
(A2) x4
   4 x12mm
(A2) x4
   3 x10mm
Woofer
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