Sharp CD-C1831V Service Manual page 23

R57 1K
R58 1K
R59 1K
R61 1K
R62 1K
+B R63 1K
C41
4.7/25 R51
3.3M
R50
680
2 C39
0.01
1
3
R52
2 R54
68K
10K
C40
1
0.1
3
C22 220P
C24 220P
+B
C56
0.022
R82
1.5K
D93
D92
KDS193 KDS193
1 2 1 3 1 4
7 8 9 1 0 1 1 1 5
CNS12
P21 12 - B
DISPLAY PWB
• The numbers 1 to 12
7
R41
47K
+B
R60
C38
1K
0.01
C58
220P
R49
100
R48
3.3M
8 0 7 9 7 8 77 7 6 7 5 7 4 7 3 7 2 7 1 7 0 9 6
1 VPDO
2 PD02
PDO1
3 7 9 DEFI
DOUT
6 5
R53
AVSS
8 0 VCOC
4
6 6 FSX
470
FR
5
AVDD
C27
6
0.0039
ISET
7
TAI
8
EFMO
9
VSS
1 0
IC2
EFMI
1 1
TEST1 LC78631E
1 2
CLV+ 11
SERVO DSP
1 3
CLV-
1 4
V/P
1 5
TEST2
1 6
1 7 TEST3
P4
1 8
HFL
1 9
TES
2 0
PCK T0FF
2 1 2 3
2 2 FSEQ 24 TGL
2 3
24
2 5 2 6 2 7 2 8 2 9 3 0 3 1 3 2 3 3 3 4 3 5 3 6
R80
2.2K
R81
R83
2.2K
1.5K
R91
1K
3
2
Q51
1
KRC102S
R84
R90
2.2K
220
are waveform numbers shown in page 37.
8
Figure 23 SCHEMATIC DIAGRAM (8/11)
2
Q54
KTC3876Y
1
6 6 7 6 6 8 6 5 3
6 4
SBCK
6 3
SFSY
PW 6 2
EFLG X1
6 1
16.93MHz
SBSY
6 0
MUTER
59
RV64 RV68
RVDD 8.2K 6.8K
5 8
RCHP
5 7
CV26
RCHN
560P
5 6
RVSS
5 5
RV70
RV72
RV66 +B
6.8K
XVDD
5 4 10K
8.2K
XIN
5 3
XOUT 5 2
XVSS
RV65 RV69
5 1
8.2K 6.8K
RV73
LVSS 5 0
10K
LCHN
4 9
CV27
RV71
LCHP 560P
4 8
6.8K
LVDD
4 7
RV67
MUTEL
4 6
8.2K
C2F
4 5
R78 1K
ROMXA
44
R77 1K
CK2
4 3
R76 1K
LRSY
4 2
R75
P3/DFLR
41
1K
3 7 3 8 3 9 40
+B
R67 R68 R69
1K 1K 1K
+B
+B
D91
KDS193
SOL+
1
SOL-
2
M+
M+
3
M-
M-
4
GND(D)
5
OPEN CLOSE
6
CD_D_NO
DISC NO.
7
GND(D)
8
MECHA UP
9
GND(D)
1 0
CNP10
9 10
– 23 –
CD VIDEO PWB-B (1/2)
+B
CD SIGNAL
+B
RV83
100
RV81
47K
CV38
100/10
RV82
27K
CV30
180P
RV74
10K
CV34 RV76
10/16
2.2K
6 - 7
+ CV36
8
5
47P(CH)
CV28
CV32
180P IC4
0.1
CV29
180P
3 + 4 CV37
CV35
47P(CH)
10/16
-
2
1
RV77
2.2K
IC4
RV75
BA4558F
CV31
10K
180P OPE AMP.
+B
Q52
KTC3265Y
Q53
KTC3265Y
+B
R66
220
L61 R64
22
0.82µH
C50 ZD61
0.022 Z02W5.6Y
C59
100/10
+B
+B
+B
+B
+B
+B
+B
SOLM2
SOLENOID
LOCK
BIM05
1
1
2
2 M3
-
T/T
3
3
M
UP/DOWN
4
4 LOADING
+
5
5 SW1
OPEN
6
6
CLOSE
7
SENSOR PWB -E
8
9
SW2
1 0
MECHA UP
CNS10
1 1
2 2
SW3
CNS5
DISC NUMBER
11
CD-C1831V
+B
R-CH
1
A_GND
2
RV78
L-CH P16 1 - B
47K 3
CNS11
D-GND
4
+B
TO MAIN PWB
+7V
5
RV79
+12V
47K
6
+B
CNP11
+B
+B
R70
100
+B
+B
+7V
+B
4
+12V(A)
5
AULRCK
6
AUDO
7
AUBCK
8
GND(D)
9
C2PO
10
DATAD
11
BCLK
12
LRCK
13
LD_M+
14
LD_M-
15
MO_SPEED
16
SOL
17
+5V
18
GND(A)
19
RESET
20
AUCLK
21
SBUSY
22
12