Sharp CD-BA3100 (serv.man9) Service Manual ▷ View online
– 9 –
CD-BA3100H
System connections
3
3
AM loop aerial
FM aerial
Red
Black
Right speaker
Left speaker
Wall socket
(AC 230 V, 50 Hz)
(For U.K.)
Right speaker
Left speaker
RCA lead
(not supplied)
T
o
the line
output sockets
VCR, DVD, etc.
TV
Blue
Before turning the power on, be sure to remove
the transport screw on the back of the unit using
a flat-blade screwdriver or a coin.
Wall socket
(AC 230 V, 50 Hz)
(Except for U.K.)
Accessories
12
3
Battery installation of remote control
Use 2 “AA” size batteries (UM/SUM-3, R6, HP-7 or similar).
Batteries are not included.
Remove the
Insert the batteries
Replace the cover
.
battery cover
.
as shown.
1
1
2
2
FM aerial
×
1
Remote control
×
1
AM loop aerial
×
1
CD-BA3100H
– 10 –
T
urn on your system
4
4
1
2
The first time the unit is plugged,
the unit will enter the demonstra-
tion mode.
Y
ou will see words
scroll.
Press the
X-BASS/DEMO button
to cancel the demon-
stration mode.
Press the ON/
ST
AND-BY
button to
turn the power on.
1
Press the CD button.
2
Press the
1
button to open the disc
tray 1.
3
Place the CD on the disc tray 1, label side
up.
4
Press the
1
button to close the disc
tray 1.
5
Y
ou can place discs on the trays 2 - 6 by
following steps 2 - 4.
6
Press the
button to start playback.
Listening to a CD (CDs)
FM stereo mode indicator
FM stereo receiving indicator
1
Press the TUNER (BAND) button repeat-
edly to select the desired frequency
band (FM or
AM).
2
Press the TUNING/TIME (
or
) but-
ton to tune in to the desired station.
When the TUNING/TIME button is
pressed for more than 0.5 seconds, scan-
ning will start automatically and the tuner
will stop at the first receivable broadcast
station.
T
o
receive an FM stereo transmission:
Press the TUNER (BAND) button to display the
“ST” indicator
.
“
”
will appear when an FM broadcast is in ste-
reo.
Listening to the radio
12 cm (5”)
8 cm (3”)
/
If trouble occurs
When this product is subjected to strong external interference
(mechanical shock, excessive static electricity
, abnormal sup-
ply voltage due to lightning, etc.) or if it is operated incorrectly
, it
may malfunction.
If such a problem occurs, do the following:
1.
Set the unit to the stand-by mode and turn the power
on again.
2.
If the unit is not restored in the previous operation, un-
plug and plug in the unit, and then turn the power on.
Note:
If neither operation above restores the unit, clear all the memory
by resetting it.
Clearing all the memory (reset)
1
.
Press the ON/ST
AND-BY button to enter the power
stand-by mode.
2.
Whilst pressing down the MEMOR
Y/SET button and the
X-BASS/DEMO button, press the ON/ST
AND-BY
button
until “CLEAR
AL” appears.
Caution:
This operation will erase all data stored in memory including
clock, timer settings, tuner preset, and CD programme.
Maintenance
Dirty heads, capstans or pinch rollers can cause poor
sound and tape jams. Clean these parts with a cotton swab
moistened with commercial head/pinch roller cleaner or
isopropyl alcohol.
When cleaning the heads, pinch rollers, etc., unplug the
unit which contains high voltages.
After long use, the deck’
s heads and capstans may be-
come magnetised, causing poor sound. Demagenetise
these parts once every 30 hours of playing/recording time
by using a commercial tape head demagnetiser
. Read the
demagnetiser
’s
instructions carefully before use.
Clean the dust or stain on the CD pickup lens using a com-
mercial cleaning disc (brush type).
Listening to a cassette tape (T
APE 1 or T
APE 2)
TAPE 1
TAPE 2
A
C
C
D
E
B
B
A Playback head
B Capstan
D Erase head
E Recording/Playback head
C Pinch roller
TAPE 1
TAPE 2
1
Open the cassette door by pushing the
area marked “
PUSH EJECT”.
2
Load a cassette into the T
APE 1 or T
APE
2 cassette compartment with the side to
be played facing toward you.
3
Press the T
APE (1
2) button to select
the cassette you want to listen to.
4
Press the
button to start playback.
/
– 11 –
CD-BA3100H
1
Top Cabinet
1. Screw ...................... (A1) x5
11-1
2
Side Panel
1. Screw .................... (B1) x10
11-1
(Left/Right)
2. Hook ........................ (B2) x2
3
Rear Panel with
1. Screw ...................... (C1) x2
11-2
Fan Motor
2. Screw ...................... (C2) x6
3. Screw ...................... (C3) x2
4. Socket ..................... (C4) x1
4. Socket ..................... (C4) x1
4
CD Changer Unit
1. Socket ..................... (D1) x2
11-2
2. Hook ........................ (D2) x2
3. Flat Cable ............... (D3) x1
3. Flat Cable ............... (D3) x1
11-3
5
Main PWB
1. Screw ...................... (E1) x1
11-2
2. Socket ..................... (E2) x3
11-3
6
Power Amp. PWB 1. Screw ....................... (F1) x6
12-1
2. Socket ...................... (F2) x4 11-3,12-1
3. Flat Wire ................... (F3) x1
3. Flat Wire ................... (F3) x1
12-1
4. PWB Holder ............. (F4) x2
7
Front Panel
1. Screw ...................... (G1) x2
12-1
2. Hook ........................ (G2) x2
8
Eject Switch PWB 1. Screw ...................... (H1) x2
12-2
2. Socket..................... (H2) x1
9
Play Switch PWB 1. Screw ....................... (J1) x2
12-2
10
Display PWB
1. Knob ........................ (K1) x1
12-2
2. Screw ...................... (K2) x9
3. Flat Cable ............... (K3) x1
3. Flat Cable ............... (K3) x1
11
Headphones PWB 1. Screw ....................... (L1) x1
12-2
2. PWB Washer ........... (L2) x1
12
Tape Mechanism 1. Open the cassette holder. ..
12-2
2. Screw ...................... (M1) x6
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.
Figure 11-2
Figure 11-3
STEP
REMOVAL
PROCEDURE
FIGURE
Figure 11-1
CD-BA3100H
CD-BA3100H
(B1)x4
ø3x10mm
ø3x10mm
(B1)x2
ø3x12mm
ø3x12mm
Rear
Panel
Panel
(B1)x2
ø3x12mm
ø3x12mm
(B2)x2
Side Panel
(Right)
(Right)
Side Panel
(Left)
(Left)
(A1)x2
ø3x16mm
ø3x16mm
(A1)x2
ø3x16mm
ø3x16mm
(B1)x1
ø3x12mm
ø3x12mm
Top Cabinet
(B1)x1
ø3x12mm
ø3x12mm
(A1)x1
ø3x10mm
ø3x10mm
(D1)x1
CD Servo
PWB
PWB
Pull
(D2)x1
(D2)x1
CD Changer
Unit
Unit
(D1)x1
CD Servo
PWB
PWB
(E1)x1
ø3x10mm
ø3x10mm
Lug Wire
(C3)x2
ø3x10mm
ø3x10mm
Main PWB
(C2)x6
ø3x10mm
ø3x10mm
Power Amp.
PWB
PWB
(C4)x1
(C1)x2
ø3x12mm
ø3x12mm
Rear
Panel
Panel
Main PWB
Main PWB
Power Amp.
PWB
PWB
Power B PWB
(D3)x1
Power A PWB
(F2)x1
(F2)x1
(E2)x1
(E2)x2
CD-BA3100H
– 12 –
1
Top Cabinet
1. Screw ................. (A1) x5
11-1
2
Side Panel
1. Screw ............... (B1) x10
11-1
(Left/Right)
2. Hook ................... (B2) x2
3
Rear Panel with
1. Screw ................. (C1) x2
11-2
Fan Motor
2. Screw ................. (C2) x6
3. Screw ................. (C3) x2
4. Socket ................ (C4) x1
3. Screw ................. (C3) x2
4. Socket ................ (C4) x1
4
CD Changer Unit
1. Socket ................ (D1) x2
11-2
2. Hook ................... (D2) x2
3. Flat Cable ........... (D3) x1
3. Flat Cable ........... (D3) x1
11-3
5
CD Servo PWB
1. Screw ................. (N1) x4
12-3
(Note)
2. Screw ................. (N2) x4
3. Socket ................ (N3) x4
4. Flat Wire ............. (N4) x2
3. Socket ................ (N3) x4
4. Flat Wire ............. (N4) x2
6
CD Mechanism
1. Screw ................. (P1) x4
12-3
Figure 12-1
Figure 12-2
Figure 12-3
STEP
REMOVAL
PROCEDURE
FIGURE
CD-BA3100H (CD CHANGER MECHANISM UNIT)
Note:
After removing the connector for the optical pickup from the
connector, wrap the conductive aluminium foil around the
front end of connector remove to protect the optical pickup
from electrostatic damage.
After removing the connector for the optical pickup from the
connector, wrap the conductive aluminium foil around the
front end of connector remove to protect the optical pickup
from electrostatic damage.
Power Amp.
PWB
PWB
(F1)x2
ø3x8mm
(F1)x2
ø3x10mm
(F2)x1
(F2)x1
(F2)x1
Front Panel
(F4)x1
(F1)x1
ø3x10mm
(G1)x2
ø3x8mm
Push
(F4)x1
Push
(F1)x1
ø3x10mm
Pull
(G2)x1
Pull
(G2)x1
Headphones
PWB
(F3)x1
(N2)x4
ø3x10mm
(N1)x4
ø3x14mm
(N4)x1
(N3)x1
(N3)x1
(N4)x1
(N3)x2
(P1)x4
ø2.6x10mm
CD Servo PWB
CD Changer
Mechanism
Unit
CD Changer
Bracket
CD Mechanism
(K3)x1
(K1)x1
Display PWB
Play Switch
PWB
PWB
Open
Cassette
Holder
Holder
(H2)x1
(M1)x6
ø3x10mm
ø3x10mm
Tape
Mechanism
Mechanism
(H1)x2
ø3x10mm
ø3x10mm
(J1)x2
ø3x10mm
ø3x10mm
(K2)x9
ø3x10mm
ø3x10mm
Eject Switch
PWB
PWB
Lug Wire
Headphones
PWB
PWB
(L1)x1
ø3x10mm
ø3x10mm
(L2)x1
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