HCD-GZR5D
HCD-GZR5D
31
31
7-1. BLOCK DIAGRAM – RF/SERVO Section –
: DVD (AUDIO)
: DVD (RF)
: DVD (DIGITAL)
• Signal Path
DETECTOR
C
D
OPTICAL PICK-UP
BLOCK
2AXIS
DEVICE
FOCUS/
TRACKING
COIL
LASER DRIVER
CONTROL
Q102 (2/2)
MEDIA SWITCH
CONTROL
Q101,103
LASER DRIVER
CONTROL
Q102 (1/2)
LASER
DIODE
(FOR CD)
LASER
DIODE
(FOR DVD)
FOCUS/TRACKING COIL DRIVER,
SPINDLE/SLED MOTOR DRIVER
IC201
M
M
SPINDLE
FOO
RF
A
B
C
D
F
E
CD LD
PD
LIMIT
VR650
VR780
MSW
DVD LD
FCS+
FCS–
TRK+
VCC
TRK–
SP+
SP–
SL+
SL–
D
C
B
A
VREFO
VREFO
B
A
M
M
110
TRO
FMO
FOO
DMO
TRO
FMO
DMO
213
SLED
SYSRESET
SECTION 7
DIAGRAMS
Summary of Contents for CDM74HF-DVBU101
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