32
32
HCD-DX315
HCD-DX315
6-1. BLOCK DIAGRAM – RF SECTION –
: CD PLAY
: DVD PLAY
: SACD PLAY
• Signal Path
DETECTOR
D
C
IOP
OPTICAL PICK-UP
BLOCK
(KHM-310CAB)
2AXIS
DEVICE
FOCUS/
COIL
Q1102 (2/2)
AUTOMATIC POWER
CONTROL (FOR DVD)
Q1101, Q1103
VOLUME CONTROL
Q1102 (1/2)
AUTOMATIC POWER
CONTROL (FOR CD)
LASER
DIODE
(FOR CD)
LASER
DIODE
(FOR DVD)
IC1201
FOCUS/TRACKING COIL DRIVER,
SPINDLE, SLED MOTOR DRIVER
M
M
(SPINDLE MOTOR)
FOO
RF
A
B
C
D
F
E
VC
LIMIT
CD LD
PD
VR650
VR780
MSW
DVD LD
FCS+
FCS–
D
C
B
A
VREFO
B
A
IC501 (1/4)
SYSTEM
CONTROLLER
SYSRST
SCO
SCD
SID
TRO
FMO
FOO
DMO
TRO
FMO
DMO
M
M
M
M
5
6
2
1
RFMON
CN1105
TO DIAG JIG
V2REFO
RXD
TXD
IC505
DAC
S781
ROTARY ENCODER
ROTARY ENCODER
S771
( MD )
IC504
DAC
IC701
LD/ST MOTOR
LD/ST MOTOR DRIVE
BU U/D MOTOR DRIVE
BU U/D MOTOR
IC711
M762
M761
LD/ST MTR NEG
LD/ST MTR POS
BU U/D MTR POS
BU U/D MTR NEG
Q751
BUFFER
SW2
SW3
IN
OPEN
S761( SUB TRAY OUT )
S731
SUB TRAY IN
S721
MAIN TRAY
IN/OUT
IC751
D SENSOR
ST U/D ENCODER
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
5
1
5
1
3
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299