HCD-C770/C990
32
32
SECTION 7
DIAGRAMS
7-1.
BLOCK DIAGRAM – RF SERVO Section –
DETECTOR
B
A
D
C
B
A
D
C
OPTICAL PICK-UP
BLOCK
(TDP022W)
2AXIS
DEVICE
FOCUS/
TRACKING
COIL
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/TRACKING COIL DRIVER,
SPINDLE, SLED MOTOR DRIVER
IC501
M
M
M1
(SPINDLE)
FF
FR
RF
A
B
C
D
F
E
CD LD
PD
DVD LD
FCS+
FCS–
TRK+
TRK–
SW
INLIM
D
C
B
A
DATA_RF
CLK_RF
SDEN
TE
FE
PI
TE
FE
PI
• SIGNAL PATH
: CD PLAY
: DVD PLAY
: SACD PLAY
M
M
M2
(SLED)
CDDOUT
BCLK
LRCK
C2PO
GSCOR
WFCK
EXCK
27M
768FS
SBSO
SCOR
AVC
(1.65V)
MIRR
MIRR
DATA_RF
CLK_RF
SDEN
TE
FE
PI
158 BCK
163 LRCK
155 C2PO
146 GSCOR
BCLK
LRCK
C2PO
GSCOR
WFCK
EXCK
SCOR
SBSO
CLOCK
GENERATOR
IC303
99, 101, 102, 104-106
32, 30, 27, 24
89, 91
TF
TR
FF
FR
FF
FR
TF
TR
X302
27MHz
14-21
89-96
WARFI
AV DATA BUS
SD0 – SD7
SD0 – SD7
(for AUDIO SYSTEM)
XSRQ-ZIVA
XRST_DSD
768FS
27M
XDCK, XSAC, SDEF, XSHD
XDCK, XSAC,, SDEFF
(for VIDEO SYSTEM)
XDCK
XSAC
SDEF
XSHD
MSDATO
MSDATO, MSDATI, MSCK,
XMSLAT, SHRRDY, SHRMUT
MSDATI
MSCK
XMSLAT
SHRRDY
SHRMUT
EEPROM
IC302
: VIDEO
: AUDIO