HCD-C770/C990
32
32
SECTION 7
DIAGRAMS
7-1.
BLOCK DIAGRAM – RF SERVO Section –
DETECTOR
1
63
3
4
5
6
9
10
11
12
14
15
16
13
18
17
62
61
53
52
54
55
59
60
DVDRFP
RFSIN
A2
B2
C2
D2
CD E
CD F
A
B
C
D
B
A
D
C
B
A
D
C
CD A
CD B
CD C
CD D
CDLD
CDPD
DVDLD
V125
DVDPD
ATOP
ATON
FNP
FNN
AIP
AIN
DIP
DIN
57
27
40
39
47
46
48
CD/DVD/SACD RF AMP,
FOCUS/TRACKING ERROR AMP
IC001
OPTICAL PICK-UP
BLOCK
(TDP022W)
2AXIS
DEVICE
FOCUS/
TRACKING
COIL
22
24
21
23
36
48
37
1
AUTOMATIC POWER
CONTROL (FOR DVD)
Q001
AUTOMATIC POWER
CONTROL (FOR CD)
Q002
LASER DIODE
SELECT
Q301
LASER
DIODE
(FOR CD)
LASER
DIODE
(FOR DVD)
FOCUS COIL
DRIVE
34
3
35
4
TRACKING COIL
DRIVE
32
31
33
34
20
22
19
8
40
41
39
43
31
32
29
30
SLED MOTOR
DRIVE
FOCUS/TRACKING COIL DRIVER,
SPINDLE, SLED MOTOR DRIVER
IC501
27
28
SPINDLE MOTOR
DRIVE
M
M
M1
(SPINDLE)
19
47
46
45
FFDR
FRDR
TFDR
TRDR
SFDR
SRDR
SLED A
SLED B
SLED
AMP
IC402 (1/2)
26
SE
TE
FE
RFDC
DIGITAL SIGNAL PROCESSOR,
DIGITAL SERVO PROCESSOR
IC401
MIRR
FF
FR
FOK
COUT
SCLK
RF
A
B
C
D
F
E
CD LD
PD
DVD LD
FCS+
FCS–
TRK+
TRK–
SW
INLIM
D
C
B
A
RFAC
MIRR
DATA_RF
CLK_RF
SDEN
TE
FE
PI
TE
FE
PI
FE
TE
SDATA
SCLK
SDEN
LDON
FCS JMP 2
FCS JMP 1
• SIGNAL PATH
: CD PLAY
: DVD PLAY
: SACD PLAY
50 RFAC
30
29
SLED MOTOR
DRIVE
M
M
M2
(SLED)
40
42
36
42
MNTR
BUFFER
MUTE12
20
MUTE34
21
MUTE5
22
TSD-M
13
7
10
43
FG
62
MUTE 2D
60
SP ON
63
TSD
73
BUFFER
MECHANISM
CONTROLLER
IC301 (1/2)
61
7
LD ON
28
INLIM
LDSEL
76
31
SDEN
2
FE
67
PI
66
COUT CD
30
SDA
5
SCL
6
WP
7
15
SCOR
66
PCMD
CDDOUT
64
DOUT
67
BCLK
65
LRCK
14
C2PO
17
WDCK
10
WFCK
80
EXCK
79
SBSO
BCLK
LRCK
C2PO
GSCOR
WFCK
EXCK
27M
768FS
SBSO
2
XRST
25
MDP
SCOR
SCOR
26
24
LOCK
LOCK CD
75
13
GFS
GFS CD
71
3
MUTE
MUTE CD
59
7
SENS
SENS CD
9
76
SQSO
SQSO
52
SCLK CD
72
4
DATA
DATA CD
49
63
MD2
71
XTAI
DOCTR/
ISBTEST
3
77
SQCK
85
XRD
XRD
17
58
GFS DVD
GFS
107
45
109
JIT OFFSET
AEP0
64
JIT
77
SACD/DVD
84
XWR
XWR
18
12
XCS DVD
XCS
19
25
XRST DVD
XRST
164
22
INT0 DVD
XINT0
20
23
INT1 DVD
XINT1
21
SQCK
54
6
CLOK
CLOK CD
50
5
XLAT
LAT CD
27
FOK CD
74
MIRR
29
TE
65
SDCLK RF
82
SDATA RF
83
44
38
42
VC
CE
26 SSTP
AVC
(1.65V)
MIRR
MIRR
DATA_RF
CLK_RF
SDEN
TE
FE
PI
26
HDB8
49
XSHD
93
MNT2
48
XDCK
46
XSAK
53
XSRQ
92
MNT1
17 WE
76
WE
33 OE
94
XMOE
18 RAS
78
XRAS
34 UCAS
95
XCAS
117 RFIN
135 SPO
137 MDIN2
170 XTAL
169 XTA2
167 XTA1
DVD DECODER
IC701
16Mbit
D-RAM
IC706
160 MDAT
158 BCK
163 LRCK
155 C2PO
146 GSCOR
HDB0 – HDB7
MDB0 – MDB9,
MDBA – MDBF
I/O0 – I/O15
A0 – A9
151 WFCK
147 EXCK
148 SBIN
BCLK
LRCK
C2PO
GSCOR
WFCK
EXCK
SCOR
SBSO
150 SCOR
BUFFER
IC703 (2/2)
COMPARATOR
IC703 (1/2)
CLOCK
GENERATOR
IC303
66-69, 71, 73-75, 96, 97,
99, 101, 102, 104-106
2-5, 7-10,
41-44, 46-49
44, 41, 39, 35,
32, 30, 27, 24
21-24,
27-32
MA0 – MA9
79, 80, 82-87,
89, 91
35 LCAS
TF
8
TR
FF
FR
FF
FR
TF
TR
7
8
XTI
XTO
98
XDRST
D0 – D7
D0 – D7
13 9
SO3
SO1
10 3
SO2
MO1
X302
27MHz
14-21
172-176, 1, 2, 4
A0 – A7
A0 – A7
89-96
5, 7, 9-14
B
(Page 33)
WARFI
A
(Page 33)
AV DATA BUS
SD0 – SD7
(for VIDEO SYSTEM)
SD0 – SD7
(for AUDIO SYSTEM)
C
(Page 33)
XSRQ
K
(Page 33)
XSRQ-ZIVA
L
(Page 35)
M
(Page 33)
WCK
G
(Page 33)
XRST_DSD
J
(Page 33)
768FS
I
(Page 35)
27M
H
(Page 33)
XDCK, XSAC, SDEF, XSHD
(for AUDIO SYSTEM)
XDCK, XSAC,, SDEFF
(for VIDEO SYSTEM)
XDCK
XSAC
SDEF
XSHD
E
(Page 33)
D
(Page 35)
F
(Page 35)
5
EEP SI
99
EEP CLK 100
EEP CS
47
SDIN DSD
46
SDOUT DSD
24
SCK DSD
51
XMSLAT
48
READY DSD
53
MUTE DSD
MSDATO
MSDATO, MSDATI, MSCK,
XMSLAT, SHRRDY, SHRMUT
MSDATI
MSCK
XMSLAT
SHRRDY
SHRMUT
6
EEP RDY
SACD/DVD
SELECT
IC814
EEPROM
IC302
: VIDEO
: AUDIO
