22
22
D-VM1
5-1. BLOCK DIAGRAM – RF/SERVO SECTION –
VR
: CD
: DVD
: Y
• Signal Path
: R-Y
: B-Y
B(DVD)
A(DVD)
D(DVD)
C(DVD)
DVDLD
PDDVDPD
VCC
TR–
TR+
FE–
FE+
E(CD)
F(CD)
B(CD)
C(CD)
A(CD)
CDPD
CDLD
SLD–
SLD+
RF
VC
PWM0
PWM1
MDP0
MDS0
Q602
LD
SWITCH
CD-LD
DRIVE
Q601
SWITCH
Q1601
MUTE
INLIM
SWITCH
Q610
SWITCH
Q1001
SWITCH
Q604,606
BUFFER
Q608
AMP
Q609
SWITCH
Q603
L605
A5V
SSCK
SSDATA
SSCS
FO+
FO-
TO+
TO-
SDSP
Q605
LDON
SWITCH
Q607
INV
SSCK
SSCS
FCD–
FCD+
TRD+
TRD–
FOCUS/TRACKING
COIL DRIVE
D1101
FCD–
FCD+
TRD–
TRD+
HD8-HD12
HD13
HD14
HD15
MA0-9
MD00-15
DRAM
ARP
MA0-9
HD8-HD13
HD15
HD14
HA0-HA3
HA4-HA7
SD0 - 7
CDDATA
CDDOUT
CDBCK
CDLRCK
SDEF
XSAK
XSRQ
XSHD
SDCK
AVWT
AVWT
33MARP
XARPRST
XARPCS
XARPIT
XDRIVEMUTE
HD8-HD15
APCHG, CD-RW, XDOPEN
HA0-HA7
RD
WRH
XSDSPCS
XSDPIT
XRST
XRST
27MSDP
A5V
OPTICAL PICK-UP BLOCK
SPINDLE
MOTOR
M901
SLED
MOTOR
M
IC601
V/2
V/2
APCHG
CD-RW
CD-RWDSP
IC1602(2/2)
SLED MOTOR
DRIVE
IC1603
SPINDLE DRIVE
IC1606(1/2)
6
5
IC603(2/2)
6
5
7
XRST
XRST
XRST
D1601
XDRIVEMUTE
CLVMUTE
MDP0
MDSO
IC1602(1/2)
FO+
FO-
TO+
TO-
XDOPEN
IC1601
IC1004
RIPPLE FILTER
IC1605(1/2)
2
3
1
6
5
7
3
2
2VC
3VC
1VC
VC
D3V
IC702
1
3
4
VR
IC701
IC603(1/2)
IC602
3
2
5
6
SSWD
SSRD
IC1003
IC1002
A3V
VCC