Read Sharp CD-C451H (serv.man9) Service Manual online
– 29 –
CD-C451H
Figure 29 SCHEMATIC DIAGRAM (8/14)
7
8
9
10
11
12
+B
+B
+B
+B
+B
+B
+B
18 17 16 15 14 13 12 11 10
9
8
7
6
5
4
3
2
1
+B
3
2
1
+B
+B
+B
+B
+B
+B
+B
+B
+B
45 44 43
41
42
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
0V
0V
0V
0V
4.8V
0V
5V
0V
0V
TO MAIN PWB(2/3)
P33 7-H
P33 7-H
CNP701
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
VF1
–VP
VF2
POWER
F_MUTE
M_12V
D_GND
D_5V
MAIN_STB
CLEAR
MAIN_S1
MAIN_S0
MAIN_SCK
TUN_CLK
TUN_DI
TUN_CE
TUN_DO
A_GND
HP_SW
HP_RCH
HP_LCH
TUN_MUTE
TUN_SM
TUN_SD
DISPLAY PWB-A3
3
1
DISC 1
DISC 2
DISC 3
DISC
SKIP
OPEN
/CLOSE
3
1
TIMER
/SLEEP
CLOCK
ON/
STAND-BY
REV
REW/
PRESET
DOWN
VOLUME
DOWN
EQUALIZER
/DEMO
REVERSE
MODE
VOLUME
UP
X-BASS
STOP
FWD
FF
PRESET UP
REC
PAUSE
DOLBY
PRO LOGIC
/BYPASS
CENTER
MODE
/NORMAL
CENTER
MODE
/PHANTOM
TAPE
VIDEO
/AUX
EON
DISPLAY
MODE
ASPM
PTY./TI
SEARCH
TUNER
/BAND
TUNING
UP/TIME
MEMORY
/SET
TUNING
DOWN
/TIME
BEAT
CANCEL
TAPE 1 EDIT
CD/TAPE 1
EDIT
CD
Q5
Q6
Q7
Q8
Q9
Q10
Q11
OE
VDD
VSS
DATA
CLOCK
LCK
Q0
Q1
Q2
Q3
Q4
3
2
1
TUN_SM
TUN_SD
POWER
F_MUTE
P32/TO2
P31/TO1
P02/INTP2
P03/INTP3/CI0
P33/
TI1
P34/TI2
P35/PCL
P36/BUZ
VSS
XT2
P04/XT1
AVREF
AVDD
P10/ANI0
P11/ANI1
P12/
ANI2
P13/
ANI3
P16/ANI6
P15/ANI5
P14/ANI4
P17/ANI7
AVSS
P37
P30/TO0
DI
CE
CL
X1
X2
VSS
AVREF
AVDD
KEY-0
KEY-1
KEY-2
KEY-3
XT2
P04
5V BACK UP
C729
47/16
R749
10K
CNS701
SW707
SW708
RD07
12K
SW706
RD05
3.9K
SW705
RD04
2.2K
SW704
RD06
5.6K
FW701
FW701-1
FW701-2
RD30
1.2K
RD29
1K
SW734
SW733
RD22
1K
SW726
RD23
1.2K
SW725
RD24
1.8K
LED711
333GTH-2
Q–SOUND
VIRTUAL
PROLOGIC
LED709
333GTH-2
LED707
333GTH-2
LED706
333GTH-2
LED708
333GTH-2
LED710
333GTH-2
R742
820
R743
820
R744
820
D708
1SS133
C708 0.01
D706
1SS133
R766 100K
L701
100
µ
H
R728
10K
R727
1K
R783
10K
R726 1K
R
R718 1K
R722 1K
R720 1K
R717 1K
R716 1K
R721 1K
RD35
12K
RD32
2.2K
RD33
3.9K
SW739
SW737
RD34
5.6K
RD20
5.6K
SW701
SW711
SW719
RD17
1.8K
SW710
SW730
SW729
SW728
RD25
2.2K
RD26
3.9K
RD02
1.2K
SW721
RD21
12K
RD11
2.2K
RD18
2.2K
RD16
1.2K
RD08
1K
SW714
SW713
SW709
C702
220/10
C701 0.022
R713 1K
R714 1K
R715 1K
C704
18P
C703
15P
XL701
4.19MHz
R719 1K
R712 1K
RD03
1.8K
SW703
RD14
12K
SW716
RD28
12K
SW732
SW731
SW738
SW740
RD27
5.6K
RD13
5.6K
SW715
RD09
1.2K
RD10
1.8K
RD19
3.9K
SW724
SW723
RD01
1K
SW702
SW718
RD12
3.9K
SW712
RD31
1.8K
SW736
R736 8.2K
R735 8.2K
R733 8.2K
R732 8.2K
R731 8.2K
R734 8.2K
R741 1K
R740 1K
R739 1K
R737 1K
R772
1K
R771
100
Q706
KTC3199 GR
Q710
2SD468C
R765 3.3K
D705
1SS133
R773 100
C709
100/10
Q704
KRC102 M
R774
150
R792
22
R790
100
D709
1SS133
D707
1SS133
ZD701
MTZJ3.9B
C710
220/10
LED701 333GTH-2 PLAY
LED702 333GTH-2 FF
LED703 333GTH-2 STOP
LED704 333GTH-2 REW
LED705 333GTH-2 REV
IC702
BU2092F
INPUT/OUTPUT EXPANDER
R770
1K
R768
10K
R767
82
Q705
KTC3199 GR
R769
10K
RX701
R775
2.2K
R791 1.2K
C733
10/16
C731
47/25
ZD710
MTZJ6.2C
C732
0.022
C715
0.022
R738 1K
R763
1K
C706
0.01
C707
3.3/50
RD15
1K
R781 10K
R780 1.8K
R779 10K
C730
0.022
C726
C726-C721:150P
C725
C724
C723
C722
C721
FLAT CABLE(263)
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