Diagrams; Block Diagram - Cd Servo, Panel Section - Sony HCD-GTX999 Service Manual

HCD-GTX999
SECTION 6
Q Q

DIAGRAMS

3 7 6 3 1 5 1 5 0
6-1.

BLOCK DIAGRAM - CD SERVO, PANEL Section -

DIGITAL SERVO, DIGITAL SIGNAL PROCESSOR, D/A CONVERTER
OPTICAL PICK-UP
BLOCK
(KSM215DHAP)
VC
+3.3V
A
B
C
D
E
F
LD LD DRIVER
Q321
GND
PD
VR
SPINDLE/SLED MOTOR DRIVER,
FOCUS/TRACKING COIL DRIVER
IC401
F+
52 VO1+ IN1+ 35
FOCUS
COIL F–
47
VO1– IN1– 34
T–
T E
L 1 3 9 4 2 2 9 6 5 1 3
56 VO2+ IN2+ 32
TRACKING
COIL
T+
55 VO2– IN2– 31
IN3+ 27
IN3– 26
+ 10 VO4+
M401
M
(SPINDLE)
IN4R 24
–
5 VO4–
IN4 23
+
2 VO3+
M402
M
SW 19
(SLED)
– VO3–
1
STBY 8
R-ch is omitted due to same as L-ch.
SIGNAL PATH
: CD PLAY
w w w
HCD-GTX999
IC201
AOUT1 81
25
VC
AOUT2 R-CH
86
26 A
DOUT 71
27 B
USB SYSTEM CONTROLLER
28 C
IC2 (1/2)
29 D
19 E
20 F
DATA 102 121 BD_DATA
36
LD
CLOK
105 116 BD_CLK
XLAT 104 120 BD_XLAT
37 PD SCOR 115 122 BD_SCOR
117 BD_SENS
SENS 107
13 FFDR
S201
14
FRDR SSTP 7
(LIMIT IN)
11 TFDR
XTAI 78
X201
12 TRDR
67.7376MHz
XTAO 77
9 SFDR
XRST 100 135 BD_XRST
10 SRDR
XTACN 95 130 BD_XTACN
6 MDP
D440 D441
119 BD_GAIN–SW
RESET SWITCH
4 CD-PO
Q963, 964
REMOTE CONTROL
RECEIVER
IC711
D855
D855, S855
I/
S855
x a o
y
S701
. i
DISPLAY
http://www.xiaoyu163.com
8
CD-L
A (Page 18)
DOUT
B (Page 17)
MASTER VOLUME
S601, 602,
S607 – 617,
S622 – 630, 702,
S821 – 828,
S831, 851
SYSTEM CONTROLLER
IC201 (1/5)
CLOSE
S001
CDM CLOSE SW 52
CD TRAY
CDM OPEN SW 51 OPEN/CLOSE DETECT
OPEN
CD LOADING
MOTOR DRIVE
IC204
I– O–
CDM LOAD OUT 53 7 4 –
M
(LOADING)
I+ O+ +
CDM LOAD IN 54 9 2
Q Q
3 7 6 3
IIC_DATA 30
IIC_CLK 29
GC_RESET 72
4 SIRCS
75 STANDBY LED
XCOUT 11
KEY_WAKE_UP_
X202
74
POWER
32.768kHz
XCIN 10
u 1 6 3
XOUT 13
X201
.
KEY_WAKE_UP_ 5MHz
73 XIN 15
DISPLAY
16 16
2 4
9 9 8
DISPLAY CONTROLLER
IC701
LED DRIVE
LED_SEG_6 1
13 XOUT
Q604
X701
5MHz
15 XIN
ROTARY
LED DRIVE
VOLUM JOG
ENCODER 92 LED_SEG_5 2
Q603
S661
LED DRIVE
KEY0 – KEY3 LED_SEG_4 3
Q602
LED DRIVE
LED_SEG_3 4
Q601
LED DRIVE
LED_SEG_2 5
Q605
LED DRIVE
M001
Q705
LED DRIVE
LED_SEG_1 6
Q831
1 5 1 5 0 8 9 2 4
LED DRIVE
LED_SEG_0 7
Q832
REGULATOR
+12V
Q701, 702
LED_COMMON_0 26
REGULATOR
Q703, 704
LED_COMMON_1 24
30 IIC_DATA
29 IIC_CLK
12 RESET
VFD_DATA 35
VFD_CLK 37
BPF1
86 BPF1
VFD_LAT 36
BPF2
87 BPF2
VFD_BK 28
BPF3
88 BPF3
BPF4
89 BPF4
REC
90 ALL-BAND
DATA
SELECTOR
m
IC741
c o
2
9 9
D607, 608
(POWER ILLUMINATOR)
D605, 606
(POWER ILLUMINATOR)
D603, 604
(POWER ILLUMINATOR)
D601 D602
HDD USB
D609
ENTER
D851, 856
(ILLUMINATION BAR)
D836 D837
HDD REC (USB)
(USB ACCESS (RED))
9 8 2 9 9
D835 D841, 842
(USB) HDD
(POWER ON (BLUE))
SEL A B+
SEL B B+
FLUORESCENT
INDICATOR TUBE
FL721
SWITCHING
Q741
BPF1 – BPF4, REC
C
(Page 18)