D-E880/EJ815
– 9 –
– 10 –
SECTION 5
DIAGRAMS
5-1.
BLOCK DIAGRAM – MAIN Section (1/2) –
V
U
W
05
RF AMP,
DIGITAL SIGNAL PROCESSOR,
DIGITAL SERVO PROCESSOR,
D-RAM CONTROLLER
IC601
DIGITAL
OUT
SWITCHING
Q604
LPF
SIGNAL
PROCESSOR
BLOCK
MEMORY
CONTROLLER,
BUS BOOST
BLOCK
SERVO
BLOCK
MDS
MDP
SENS
SCOR
SDTO
XTAI
XTAO
RFAC
XSOE
R4M
XLAT
CLOK
DOUT
XRAS
XWE
XCAS
XOE
LOUT1
LOUT2
AMUTE
FOK
SFDR
XRST
RFDC
B
A
D0-D3
A0-A10
WDCK
WFCK
XTAO
XTAI
E
F
SRDR
TRDR
FRDR
FFDR
TFDR
59
F
62
61
A
B
58
71
RFDC
RFAC
E
LASER DIODE
OPTICAL PICK-UP BLOCK
DAX-22G (US)
DAX-22E (EXCEPT US)
(Page 13)
(Page 13)
(Page 13)
A
A
B
RF
E
F
B
RF
E
F
PD
PD
LD
LD
DETECTOR
VCC
X601
16.9MHz
A
B
60
2, 3, 24, 25
9 – 12, 15 – 19, 21, 8
5
4
23
22
D-RAM
IC602
DQ1-DQ4
A0-A10
XRAS
DOUT
XWE
XCAS
XOE
I
J
L
K
CONTROLLER,
PREDRIVER
46
47
SFDR
SRDR
50
51
FFDR
FRDR
48
49
39
40
37
38
16
17
31
29
35
33
27
25
TFDR
TRDR
M901
(SLED)
(FOCUS)
(TRACKING)
FI2
RI2
FI1
RI1
FI3
FI3
FO2
RO2
FO1
RO1
FO3
RO3
FOCUS/TRACKING COIL DRIVER
SLED MOTOR DRIVER
IC401 (2/2)
M
78
83
28
26
30
35
24
25
23
3
26
35
11
44
43
10
12
25
MODE
CONTROL
ROTATION
DETECTOR
BEMF
SEPARATOR
PREDRIVER
FEEDBACK
PATTERN
GENERATOR
OR
PHASE/PWM
DECODER
44
MDS
43
MDP
17
SCOR
42
4
1
3
2
23
24
25
14
16
18
20
45
27
41
22
C176
FOK
R4M
XIN
42
XHGON
39
HOLD
21
OPEN
XSOE
WDCK
WFCK
SDTD
SENS
CLOK
XLA
T
XSOE
GRSCOR
FOKI
WFCKI
SDTD
SCOR
SDTI
SCK
XLA
T
+
BUFFER
IC403
SYNC
8
9
12
7
RST
DATA
LTCH
CLK
OEB
PWM
POL
FG
+
+
U1
V1
W1
COM
U
V
W
VG
VG
SPINDLE MOTOR DRIVER
IC402
M902
(SPINDLE)
FG
DRVLT
XSPDOE
C
HOLD
OFF
VCPU 2V
S801
(OPEN)
OPTICAL
PICK-UP
POWER ON
SWITCH
Q411
VDD 2V
SYSTEM CONTROLLER
IC801 (1/3)
79
SDTO
SCK
E
D
F
G
SYNC
RST
M
2-AXIS
DEVICE
CPU
INTERFACE
S804
HOLD
13
21
85
116, 115, 118, 117
109 – 106, 7 – 5, 3 – 1, 111
97
104
94
93
113
114
119
120
AMUTE
XRST
R4M
(Page 11)
(Page 11)
(Page 11)
(Page 11)
(Page 11)
(Page 13)
(Page 13)
(Page 13)
(Page 13)
• SIGNAL PATH
: CD PLAY (ANALOG OUT)
: CD PLAY (OPTICAL OUT)
6
(EXCEPT US:TYPE A)
