HCD-GN77D
26
26
7-2.
BLOCK DIAGRAM – DVD DSP (1/2) Section –
OPTICAL PICK-UP
BLOCK
(TDP022W)
A +5V
Q001
IC001
DVD/CD RF AMP
SDEN
PI/CE
DATA RF
CLK RF
MIRR
FFDR
VC
FRDR
TFDR
TRDR
SPIN
DVDLD
PD
FCS+
FCS-
TRK+
TRK-
SW
SLED
MOTOR
SPINDLE
MOTOR
VC
IC901(1/2)
MECHANISM
CONTROLLER
VC
VCC
B
A
D
C
E
F
RF
GND
X901
20MHz
LDON
DOUT
768FS-2
768FS-1
IC706
16M DRAM
IC701
DVD DECODER
IC509
CD DECODER
SERVO DSP
SPDL+
SPDL-
12
16
Q901
LD
DRIVE
CDLD
LD GND
M
768FS
5
7
6
164
Q002
LD
DRIVE
IC503
AMP
IC903
EEPROM
IC703(1/2)
AMP
XSAK
HDB-DATA
XSAK
XDCK
XSDCK
NC
XSRQ
XSRQ
1,2,4
9-14
17
18
19
20
21
8
8
XRST
• Signal Path
: DVD
: DIGITAL OUT
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
9
9
2
8
9
4
2
9
8
0
1
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299