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D-SJ01
6-2. BLOCK DIAGRAM — CD SECTION —
DETECTOR
A
A
B
B
RF
RF
E
E
F
F
VCC
OP VCC
OPTICAL PICK-UP
BLOCK (DAX-22EG)
LASER DIODE
PD
A
(Page 17)
PD
LD
LD
B
(Page 17)
U1
24
+
V1
23
+
W1
22
+
COM
COM
25
U
U
14
V
M902
V
V
SPINDLE
16
PREDRIVER
U
MOTOR
W
W
W
18
VG
VG
C
20
(Page 18)
• SIGNAL PATH
: CD PLAY (ANALOG OUT)
: CD PLAY (OPTICAL OUT)
04
– 14 –
FOCUS/TRACKING COIL DRIVER
SLED MOTOR DRIVER
IC401 (2/2)
FO2
FI2
M901
S+
31
39
M
SLED MOTOR
RO2
RI2
S-
29
40
F+
FO1
FI1
35
CONTROLLER,
37
FOCUS
F-
RO1
RI1
33
PREDRIVER
38
COIL
T+
FO3
FI3
27
16
TRACKING
T-
RO3
FI3
25
17
COIL
SPINDLE MOTOR DRIVER
IC402
BUFFER
IC403
SYNC
2
PWM
1
3
4
ROTATION
MODE
+
POL
3
DETECTOR
CONTROL
4
FG
1
BEMF
SEPARATOR
RST
FEEDBACK
E
PATTERN
(Page 17)
RST
GENERATOR
6
DATA
7
OR
CPU
LTCH
8
INTERFACE
CLK
PHASE/PWM
9
OEB
DECODER
12
RF AMP,
DIGITAL SIGNAL PROCESSOR,
DIGITAL SERVO PROCESSOR,
D-RAM CONTROLLER
IC601
A
WDCK
62
DIGITAL
WFCK
B
OUT
61
RFDC
MDS
58
RFAC
71
XTAO
XTAI
E
59
F
RFAC
60
SIGNAL
PROCESSOR
BLOCK
SFDR
46
SRDR
MEMORY
47
CONTROLLER,
BUS BOOST
BLOCK
FFDR
MDP
50
FRDR
XSOE
51
SENS
R4M
TFDR
XLAT
48
TRDR
CLOK
49
SCOR
SDTO
(Page 17)
D
2
C176
42
MDP
43
MDS
RFDC
44
E
SERVO
F
BLOCK
B
A
17
23
26
25
24
30
28
83
78
(Page 17)
SDTO
SCK
F
G
(Page 17)
25
12
11
10
43
44
35
26
27
FG
SYSTEM CONTROLLER
45
DRVLT
IC801 (2/3)
41
XSPDOE
42
39
21
VCPU +2V
S951
HOLD
ON
S801
TAP802
(OPEN)
(OPEN)
OFF
HOLD BOARD
OPTICAL
PICK-UP
OP VCC
POWER ON
VCC +2V
D415
RSTB
SWITCH
H
Q411
(Page 17)
– 15 –
DOUT
85
D-RAM
IC602
D0-D3
4
4
A0-A10
11
11
XRAS
113
5
XRAS
XWE
114
4
XWE
XCAS
119
23
XCAS
XOE
120
22
XOE
HEADPHONE AMP
IC351
IN_L
14
XTAI
93
X601
IN_R
16.9MHz
XTAO
15
94
LOUT1
97
LPF
LOUT2
MT_SW
104
19
MT SW
FOK
PW_SW
20
PW SW
BEEP
FFDR
17
BEEP
FRDR
TFDR
TRDR
SFDR
SRDR
AMUTE
13
S805
G-PROTECTION
D601
XRST
21
OFF
TAP801
(TEST)
ON
35
14
7
9
28
36
3
SYSTEM CONTROLLER
IC801(3/3)
16
50 - 64
65 - 68
78 79
LCD
LIQUID CRYSTAL DISPLAY
BACK
LIGHT
SWITCH UNIT
J302
OUT_L
8
i
OUT_R
6
SWITCH BOARD
S901-S904
VCPU +2V
S803
AVLS
OFF
ON
38
18
77
LCD BACK LIGHT
DRIVE
Q80L
– 16 –
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