Block Diagram - Sharp CD-XP305V Service Manual

17
21
23
25
30
32
+B12
M3
CD LOADING
MOTOR
-
6 6 6
M
5 5 5
SW3 +
DISC
4 4 4
NUMBER
3 3 3
SW2
CLAMP
2 2 2
SW1
OPEN/ 1 1 1
CLOSE
CNP4
+
M1
6 6 6
SPINDLE M
MOTOR 5 5 5
-
+
M2 4 4 4
M
SLED
3 3 3
MOTOR
-
2 2 2
1 1 1
SW4
CNP3
PICKUP IN
+6.5 V (+B4) 8
DGND 7
A10 V (+B8) 6
5
+5 V (+B7)
4
CD-GND
TO MAIN
SECTION
3
L-CH
2
A_GND
1
R-CH
CNP11
CNP12
GND 9
8
CLAMP SW
7
CD RES
6
CLK
TO DISPLAY
SECTION
5
DI
4
DO
3
CE
2
DRF
1
WRG
94
96 92 89 ~ 86 84 82 80 89 79 37 33 23 90 78 73 66 60 59
8
81
83
VCD COMPANION
85
93
95
97
99
6
24
OE_
CE_ 22
15
13
12
2
1
+B12
A
B
C
D
+B13
QM6
+B12
QM5
74 64
Q2
40 TEST
30
CONT2
31
CONT3
32
CONT4
Q9
41
RCHO IC2
LC78636E
Q10
SERVO/SIGNAL
47
EMPH
CONTROL
46
LVSS
53
XVSS
76
CONT7
75 CONT6
65 66 67 68 70 71 72 52
Figure 15 BLOCK DIAGRAM (1/3)
ICM3
ES3889F
1 25 26 31 41 43 51 56 57 62 45 48
49 ~
100 80 50 30 45 44 43 41
55
62
ICM2
ES3880F
64
LOE#
VIDEO CD DECODER
65
LROMCE#
66
LSC1#
68
79
~ 88 ~
82 87 91 93 94
TO ICM3
17, 19, 21, 22PIN
33 26 25 24 23
19
13
3
16
TE
15
FE
14
PH
7
HFL
50
XVDD
49
RVDD
44
LVDD
36
VDD
18
ADAVDD
5
VVDD
73
VDD
+5 V
51
(+B7)
XL2
16.9344 MHz
VOLTAGE
REGULATOR
– 15 –
44
64
QM1
53
32
+B7
16
+B12
5
100
91
TJM4558CD
77
75
72
2
63
~
~
32
12
19
16
4
10
28
7
13 5
81 +B12 2
51
+B13
20
+B12
31 +B13
1 +B12
1
95
35 ~ ~
29 21 14 8
39
OUT6-
27
SP-
38 26
OUT6+ SP+
16
SL+
42
IN6+
15
SL-
41
IN6-
40
VCC4
7
TR-
25
SPDO
6
TR+
17
SLDO
5
FO-
2
FD
4
FO+
1
TO
18 40 24 23 28
+3.4 V
+5 V (+B7)
(+B11)
LASER
Q3
DRIVER
22
RFEV
21 8
FE-
LDD
20
FE
7
PD
19
TE-
18
TE
17 4
TIN2
HFL
3
TIN1
2
FIN2
1
FIN1
30 23 11 9
+5 V
Q4
(+B7)
+3.4 V
(+B11)
CD-XP305V
JK690
VIDEO OUT
4 8
+B7
IC6
OPE AMP.
3 5 6
22
26
31
ICM1
34
1625635T
36
DRAM
39
21
35
40
B
A
C
D
TRACKING COIL
FOCUS COIL
PICKUP UNIT