Read Sharp CD-BA2600 (serv.man4) Service Manual online
– 23 –
CD-BA250H/CD-BA2600H
Figure 23 SCHEMATIC DIAGRAM (2/9)
7
8
9
10
11
12
• The numbers
1
to
12
are waveform numbers shown in page 40.
CD RES
O/C, DISC NO
CLAMP SW
FROM
DISPLAY PWB
P29 9-A
CL
DI
DO
CE
DRF
WRQ
FROM
MAIN PWB
P24 1-A
8
3
5
7
12
11
10
9
6
4
1
39 40 41 42
4
3
2
1
9
10
11
12
13
14
15
16
17
18
19
11
12
13
14
15
16
17
18
19
20
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61
41
42
43
44
45
46
47
48
49
50
51
52
53
55
56
57
58
59
60
54
8
7
6
5
4
3
2
1
TP1
LD_M+
LD_M–
VCC4
M+
TO
FD
FO+
M
+5 V
LDD
LDS
FR
VVDD
PCKIST
VVSS
PDO2
PDO1
CONT2
CONT3
VSS
VDD5
DRF
*RES
*WRQ
DO
DI
CL
CE
DATA
DATACK
LRSY
ASDFIN
ASDACK
ASLRCK
16MOUT
EFLG
C2F
XVSS
FSX/16MIN
XIN
XOUT
XVDD
XVDD
RVDD
RCHO
RVSS
LVSS
LCHO
LVDD
TEST
DOUT
VDD
VSS
MONI5
MONI4
MONI3
MONI2
MONI1
FSEQ
V/*P
DEFECT
SBCK/FG
CONT5
CONT4
GPDAC
SLDO
SPDO
FDO
TDO
REF1
VREF
ADAVSS
ADAVDD
JITTC
RFMON
TE
TEC
FE
TIN2 F
TIN1 E
FIN2 B
FIN1 A
RSVSS
RFVDD
RF
EFMIN
SLCIST
SLCO
+5 V
DGND
L-CH
AGND
R-CH
6
3
5
4
2
6
1
3
5
4
2
6
1
3
5
4
2
6
1
1
2
3
4
8
6
5
5
7
9
5
4
3
2
1
3
1
2
CNS8
CNS601
CD LOADING
MOTOR PWB-E
2
R49
1
D2
DS1SS133
D1
DS1SS133
Q3
KRC102 M
R45
470
R46
470
R20
10K
R13 1K
R14 1K
R15
1K
R16 1K
R18 1K
R17
1K
P
C11
0.22/50
C10
10/50
2
C5
47(ML)
R11
10K
C33
100P
C32
100P
C30
100P
C28
100P
C27
0.022
R42 1.2K
R41 12K
C37
0.1
C36
2.2/50
R40
680
R31 1K
R29
2.2K
R28
2.2K
R43
100
XL1
33.8688 MHz
33.8688 MHz
R22
100
C51
0.022
L1
0.82
µ
H
C24
10/50
R25
2.2K
R27
10K
ZD1 DZ3.3BSB
C13
0.022
R26
10K
10K
C25
0.0015
C23
10/50
C44
0.001
R24
2.2K
C16
330/6.3
C48
0.022
R23
220
ZD2
DZ3.9BSB
R30
8.2K
R19
15K
CNP4
CNS4
BI4
CNP8
IC1
LC78645E
CD SERVO
R47
100
C18
100/10
Q2
KTC3203 Y
C26
0.0015
C14
100/10
R32 1K
R37 1K
R36 1K
R35 1K
R34 1K
R33 1K
R36 1K
R35 1K
R34 1K
R33 1K
R38 1K
C8
047
R39 680
C35 0.047 (ML)
C34
100P
CNP7
M3 T/T
UP DOWN
LOADING
SW1
OPEN/CLOSE
SW2
CLAMP
SW3
DISC NO.
CONSTANT
VOLTAGE
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