Sharp CDC-823-W Service manual
CD-C823W
SERVICE MANUAL
No. S8952CDC823W/
CD-C823W
CD-C823W mini component system consisting of CD-C823W (Main
unit) and CP-C823 (Speaker system).
• In the interests of user-safety the set should be restored to its
original condition and only parts identical to those specified be
used.
The model CD-C823W excludes the change of the main PWB and the surround speakers from the model CD-C821W. This
manual includes only the alterations.
Please refer to the existing service manual model CD-C821W (S6938CDC811W/) for other sections.
SPECIFICATIONS
● Amplifier section
Output power: MPO; 60 W (30 W + 30 W)
(10 % T.H.D.)
RMS; 40 W (20 W + 20 W)
(10 % T.H.D.)
RMS; 28 W (14 W + 14 W)
(0.9 % T.H.D.)
Output terminals: Speakers; 4 ohms
Headphones; 16-50 ohms
(recommended; 32 ohms)
● Speaker section
Type: 2-way type [13 cm (5-1/4") woofer
and super tweeter]
Maximum input power: 40 W
Rated input power: 20 W
Impedance: 4 ohms
Dimensions: Width; 180 mm (7-1/8")
Height; 300 mm (11-13/16")
Depth; 215 mm (8-7/16")
Weight: 2.0 kg (4.4 lbs.)/each
NAMES OF PARTS
■ Rear panel
11.
AC Power Input Socket
12.
AC Voltage Selector
13.
Speaker Terminals
14.
FM 75 Ohms Aerial Terminal
15.
Aerial Earth Terminal
16.
AM Loop Aerial Terminal
1
2
3
4
5
6
SHARP CORPORATION
– 1 –
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
CD-C823W
DIFFERENCE BETWEEN CD-C821W AND CD-C823W
REF.
NO
PART NO.
CD-C821W
INTEGRATED CIRCUITS
IC904 VHiAN78L05/-1 J Not used Constant Voltage Regulator,AN78L05 ––
Q904 Not used VHiAN78L05/-1 J Constant Voltage Regulator,AN78L05 AE
DIODE
LED722 Not used VHPSLi342UCJ1 J LED, Red, SLI342UCJ1 AC
CAPACITORS
C412 VCQYKA1HM683J J VCFYHA1HA683J J 0.068 µF, 50V, Thin Film AC
C416 VCQYKA1HM683J J VCFYHA1HA683J J 0.068 µF, 50V, Thin Film AC
C615 VCEAZA1HW226M J VCEAZA1HW107M J 100 µF, 50V, Electrolytic AC
OTHER CIRCUITRY PART
SO601 QTANA0801AWZZ J QTANA0414AWZZ J Terminal, Speaker
CABINET PARTS
201 92LCAB3046AS1 J 92LCAB3216AS1 J Front Panel Ass'y
201-1 –––––– Same as CD-C821W Front Panel (Not Replacement Item) ––
201-2 HDECQ0502AWSA J HDECQ0509AWSA J Panel,Display
201-3 HDECQ0460AWSA J Same as CD-C821W Panel,Operation AH
201-4 HDECQ0461AWSA J Same as CD-C821W Ring,Operation AC
201-5 HDECQ0462AWSA J Same as CD-C821W CAB.,Operation Center AC
201-6 HDECQ0469AWSA J Same as CD-C821W Panel,Center CAB. AE
201-7 JKNBZ0603AWSA J Same as CD-C821W Button,Stop/Play/Repeat AG
201-8 JKNBZ0604AWSA J Same as CD-C821W Button,Function Selector AF
201-9 JKNBZ0605AWSA J Same as CD-C821W Button,Volume Up/Down AF
201-10 JKNBZ0629AWSA J Same as CD-C821W Button,On/Stand-by AE
201-11 JKNBZ0607AWSA J Same as CD-C821W Button,X-BASS/Demo AE
201-12 JKNBZ0608AWSA J Same as CD-C821W Button,Timer/Sleep/Clock AC
201-13 JKNBZ0610AWSA J Same as CD-C821W Button,Disc Skip/Open/Close AM
201-14 PCUSG0022AWZZ J Same as CD-C821W Cushion,Leg AB
205 GiTAR0500AWSA J GiTAR0507AWSA J Back Board
259 TSPC-0590AWZZ J TSPC-0606AWZZ J Label,Specifications
ACCESSORIES/PACKING PARTS
SPAKC0790AWZZ J SPAKC0842AWZZ J Packing Case
TiNST0054AWZZ J TiNST0059AWZZ J Operation Manual
TLABE0320AWZZ J TLABE0338AWZZ J Label,Bar Code
TLABZ0546AWZZ J TLABZ0554AWZZ J Label,Feature,Tape 2 AD
P.W.B. ASSEMBLY (Not Replacement Item)
PWB-A1~4 92LPWB3046MANS J 92LPWB3216MANS J Main/Display/Headphones/Switch ––
MARK: SPARE PARTS-DELIVERY SECTION
PART NO.
CD-C823W
DESCRIPTION
(Combined Ass'y)
CODE
DIFFERENCE BETWEEN CP-C821 AND CP-C823
REF.
NO
PART NO.
CP-C821
SPEAKER BOX PARTS
705 92L600CPC82100 J 92L600CPC82300 J Label,Specifications
SP1,2 VSP0013PB386A J VSP0013PB444A J Woofer
MARK: SPARE PARTS-DELIVERY SECTION
PART NO.
CP-C823
– 2 –
DESCRIPTION
CODE
• CD-C821W Service Manual 24,25 Pages.
A
B
R701
R794
R703
C
R709
R712
R713
R714
R715
D
1K
10K
1K
1K
1K
1K
1K
1K
4.8V
4.7V
4.8V
4.8V
4.8V
4.7V
4.7V
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
0V
58
0V
57
0V
56
0V
55
54
0V
53
52
51
0V
0V
81
82
0V
P5P4P3
VLOAD
0V
P7
0V
P8
0V
P9
0V
P10
0V
P11
0V
P14
0V
P20
0V
P13
P16/DIST1
P15/DIST2
P21/DIST3
P22/DIST4
DISTOUT
SPN_P
SP DET
5.1V
NC
POWER
HI-CUT
NC
NC
NC
S MUTE
KEY JOG B
KEY JOG A
DISTO
T_T1T2
T-BIAS
FPA
49
50
0V
5.2V
1K
R730
0V
84
83
P2
0V
88
85
86
P1
P12
80
P6
90
89
87
NC
P19
P18
P17
0V
0V
0V
0V
0V
0V
0V
IC701
IX0283AW
SYSTEM
MICROCOMPUTER
REC/PLAY
52
AC PLY-CON
51
3.6V
5V
5V
11.8V
11.8V
5V
VDD
T_MOT
T_SOL
TIMER LED
DNO SW
U/D SW
42
43
44
2.2K
R734
1.8K
R735
1K
R736
41 40 39
1K
R737
45
2.2K
R733
0V
5V
5V
5V
T1FAS
48
1K
R731
0V
0V
0V
0V
5V
CAM SW
47
46
1K
R732
91
92
NC
0V
1
31
32
33
0V
VSS
1K
R738
0V
5.5V
94
95
93
G5
G6
G7
G8
0V
0V
0V
VDD
0V
0V
4.8V
4.8V
4.8V
KEYIN3
KEYIN2
KEYIN1
5V
5V
5V
REMOCON
SYS STOP
O/C SW
37
36
38
1K
1K
10K
R741
R740
R739
0V
0V
99
98
96
97
1G2GG3G4G9
4.8V
0V
0V
4.9V
0V
0.7V
4.6V
CLK
CD DSP RWC
4.8V
RESET
2.3V
2.1V
0V
VPP
CD DSP WRQ
CD DSP COIN
CD DSP CQCK
PUIN SW
35
0.3V
VDD
4.8V
0V
PCCL
SQOUT
0V
CD DSP RES
0V
FRF(DRF)
0V
SLD+
0V
SLD–
0V
AVSS
5V
5V
TUN SM
5V
T2 RUN
AVDD
AVREF
33
32
34
5V
DO
CE
CD-C823W
0V
100
4.8V
1
NC
2
3
4
DI
5
6
0V
NC
7
NC
0V
8
9
10
X2
11
X1
12
13
NC
14
15
16
17
18
19
20
21
22
23
24
25
26
0V
27
0V
28
0V
29
30
5.1V
31
5V
1K
R744
R778
R777
R776
R775
R772
R771
XL701
4.19MHz
R770
R769
R768
R767
R766
R765
R764
R763
R762
1K
R745
1K
1K
1K
560
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
FM SIGNAL
PLAYBACK SIGNAL
E
• CD-C821W Service Manual 28 Page.
F
G
H
RECORD SIGNAL
R416 1.5K
R415 1.5K
R410
3.3K
C404
10/50
R412
330
C406
4.7/50
C407
4.7/50
C410
C411(ML)
0.033
0.22
R413
2.2K
R427
47K
R414
1.5K
NC
C412
0.068
C413
10/50
C414
0.022(ML)
ZD401
DZ2.4BSB
LED722
SLI342UCJ1
R752
10K
AUDIO
PROCESSOR
IC401
M62439SP
6
10
1
2
3
4
5
7
8
9
0V
0V
0V
0V
0V
0V
0V
0V
2.68V
R418
3.9K
20
0V
19
0V
0V
18
0V
17
16
0V
15
0V
14
0V0V
13
12
11
TIMER
R747
10K
R748
R753
10K
R422 1.5K
R421 1.5K
R420 1.5K
NC
R423
10K
R419
R750
10K
R749
10K
10K
R755
10K
10K
R756
10K
R757
C418 4.7/50
C419 4.7/50
C415 0.033(ML)
C416 0.068
DZ2.4BSB
C417
4.7P
C423
10K
C422
10/50
1K
R742
ZD402
0.022
1K
R743
R424
560
3.3K
R751
C424
0.22
R425
330
R428
47K
R426
2.2K
: CHANGED
1
23 45 6
Figure 3 SCHEMATIC DIAGRAM (1/3)
– 3 –
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