Sharp CD-BA3100 Service Manual page 27

C47 100P
C46 100P
C45 100P
C44 100P
C43 100P
C42 100P
C41 100P
C40
0.022
R39
12K
C37
0.047
0
K 7
79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61
CO
DATA
CIST
DATACK
MIN
LRSY
ASDFIN
VDD
8 ASDACK
VSS ASLRCK
1 A IGMOUT
2 B EFLG
1 E C2F
IC1
2 F XVSS
EF LC78645E FSX/16MIN
F1 XIN
CD SERVO
XOUT
XVDD
C
4
RVDD
RCHO
MON
RVSS
TC
AVDD LVSS
LCHO
AVSS
O
22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39
5
K
+B
6
R53
10K
• The numbers 1 to 12
7
R36 1K
R35 1K
R34 1K
R33 1K
R32 1K
R31 1K
R30 1K
+B
R29
1K
R28 2.2K
R27 2.2K
12
11
60
59
10
58
57
56
55
54
R52
53
100
52
51
50
XL1
49
33.8688MHz
48
47
R26 +B
46
ZD1 100
45
DZ3.3BSB
44 C32
10/50
43 C30
0.022
42
R25
LVDD
41
2.2K
C28
C29
C31
40 10/50
330/6.3
0.0047
R23
C27
2.2K
R24
0.0047
1.5K
C25
R22
100/16
1.5K
+B
CONSTANT VOLTAGE
+B
R21
Q2
220
C48
KTC3203 Y
0.01
ZD2 C23
DZ3.9BSB 47/25
+B
are waveform numbers shown in page 47.
8
Figure 27 SCHEMATIC DIAGRAM (2/10)
CD SIGNAL
DRF
CD_RES
WRQ
DO
DI
CL
CE
C51
0.001
WRQ
DRF
CE
DO
DI
CL
CD_RES
CAMA_A_B
CAMA_C_D
CAMA_E-B_A
CAMB_B-T_A
TRAY_B_C
Q3
KRC107 M
R41
8.2K
2
3
R42 1
CAMA_A_B 15K
2 3
1
R43
8.2K
3
2
1
R44
CAMA_C_D
15K
2 3
1
R45
8.2K
2 3
R46 1
CAMA_E_B_A
15K
2 3
R47 1
8.2K
2 3
1
Q9
KRC107 M
Q10
+B KRC107 M
R48
CAMB_B_T_A
15K
2 3
R49 1
8.2K
2 3
1
TRAY_B_C
2 3
R50
1
15K
Q12
KRC107 M
9 10
– 27 –
R-CH
1
A_GND
2
L-CH
3
D_GND
CNS601
4
M_5V
+B
FROM
5
A_5V
+B MAIN PWB
6
P28 1-A
C52
0.01
1
2
3
4
5
6
CNS704
7
FROM
8
DISPLAY PWB
P31 12-C
9
10
11
12
FW2
+B
M_5V
1
R54
1K
2
CAMA_A
R55
1K
3
CAMA_B
Q4
R56
KRC107 M
1K
4 CAMA_C
Q5
R57
KRC107 M
1K
5
CAMA_D
Q6
R58
KRC107 M
1K
CAMA_E
6
Q7
R59
KRC107 M
1K
CAMB_A
7
Q8
KRC107 M
CAMB_B
8
R60
1K
FW3
+B
M_5V
1
R61
1K
TRAY_A
2
R62
1K
TRAY_B
3
Q11
KRC107 M
TRAY_C
4
R63
1K
CNS4
–
1 1
M
+
2 2
–
3 3
M
+
4 4
CNP4
11
CD-BA3100
TRAY SWITCH
PWB-E
1
SWB104
MODE 1
SWB105
MODE 2
SWB106
MODE 3
SWB107
MODE 4
SWB108
MODE 5
SWB109
TRAY 1
8
SWB110
TRAY 2
1
SWB101
DISC DETECT 1
SWB102
DISC DETECT 2
4
SWB103
DISC DETECT 3
CAM SWITCH
PWB-F
MOB1
MAIN CAM MOTOR
MOB2
TRAY MOTOR
12