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HCD-GTX999
HCD-GTX999
16
16
SECTION 6
DIAGRAMS
6-1. BLOCK DIAGRAM - CD SERVO, PANEL Section -
USB SYSTEM CONTROLLER
SYSTEM CONTROLLER
IC201 (1/5)
IC2 (1/2)
OPTICAL PICK-UP
BLOCK
(KSM215DHAP)
A
B
E
F
LD
VC
+3.3V
GND
PD
VR
LD DRIVER
Q321
FOCUS
COIL
TRACKING
COIL
C
D
IC401
SPINDLE/SLED MOTOR DRIVER,
FOCUS/TRACKING COIL DRIVER
F–
F+
T–
T+
+
–
+
–
DIGITAL SERVO, DIGITAL SIGNAL PROCESSOR, D/A CONVERTER
IC201
S201
(LIMIT IN)
X201
D441
D440
67.7376MHz
117
116
M
M401
(SPINDLE)
M
M402
(SLED)
CD LOADING
MOTOR DRIVE
IC204
M
+
–
S001
CD TRAY
OPEN/CLOSE DETECT
M001
(LOADING)
CLOSE
OPEN
119
R-CH
CD-L
R-ch is omitted due to same as L-ch.
DOUT
FLUORESCENT
INDICATOR TUBE
FL721
DISPLAY CONTROLLER
IC701
X701
5MHz
X202
32.768kHz
X201
5MHz
MASTER VOLUME
ROTARY
ENCODER
S661
S601, 602,
S607 – 617,
S622 – 630, 702,
S821 – 828,
S831, 851
I/
D855
S855
D855, S855
(POWER ILLUMINATOR)
LED DRIVE
Q604
D607, 608
USB
D602
(USB)
(USB ACCESS (RED))
D837
HDD
D841, 842
(POWER ILLUMINATOR)
LED DRIVE
Q603
D605, 606
(POWER ILLUMINATOR)
LED DRIVE
Q602
D603, 604
HDD
D601
ENTER
LED DRIVE
Q605
D609
(ILLUMINATION BAR)
LED DRIVE
Q705
D851, 856
RESET SWITCH
Q963, 964
S701
DISPLAY
SWITCHING
Q741
HDD REC
LED DRIVE
Q831
D836
LED DRIVE
Q832
LED DRIVE
Q601
REGULATOR
Q701, 702
REGULATOR
Q703, 704
SEL A B+
SEL B B+
+12V
REC
BPF4
BPF3
BPF2
BPF1
86 BPF1
87 BPF2
88 BPF3
89 BPF4
90 ALL-BAND
BPF1 – BPF4, REC
(USB)
(POWER ON (BLUE))
D835
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
5
1
3
6
7
3
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299