Diagrams; Block Diagram - Rf/Servo Section - Sony HCD-GTX88 Service Manual

6-1. BLOCK DIAGRAM — RF/SERVO SECTION —
A
95 FNI1
B
97 FPI1
C
94
FNI2
DETECTOR
D
96 FPI2
F
98
TPI
E
100
TNI
OPTICAL PICK-UP
BLOCK
(KSM-213DCP)
VREF
VC 11 VREF
77 PREF
84 VRO
AUTOMATIC
LASER LD
POWER
91 LD0
DIODE
CONTROL
Q301
PD 92
MDI
FOCUS/TRACKING COIL DRIVER,
SPINDLE, SLED MOTOR DRIVER
FCS+
26
FCS–
2AXIS
27
DEVICE
FOCUS/
TRK+
TRACKING 18
TRACKING COIL
TRK–
COIL
17
VM+7V
21
•
22
SL–
M402 11
M
M SL+
(SLED)
12
SP+
M401
2 SPINDLE MOTOR
M SP–
M
(SPINDLE)
1
HCD-GTX88
SECTION 6

DIAGRAMS

CD RF AMP,
FOCUS/TRACKING ERROR AMP,
DIGITAL SIGNAL PROCESSOR,
DIGITAL SERVO PROCESSOR,
DIGITAL FILTER,D/A CONVERTER
IC101
IC401
FMO
12 FMO
FOO
9
FOCUS COIL FOO FOO
24
DRIVE
DMO
13
DND
TRO
10
TRO TRO
20
DRIVE
FMO
9
DMO
3
SLED MOTOR
DRIVE
23 XI
X102
16.934MHz
24 XO
DRIVE
DVDD+3.3V
23
BIAS VREF
S201
MUTE 7
(LIMIT)
20 IO0(/HSO)
CD+1.5V REG
CD+1.5V DVDD+3.3V
IC201
CD LCH
30 MAIN
LO
A
SECTION
RO 27 CD RCH
(Page 33)
47 DATA
AOUT2(PO5)
BCK(PO8) 63 CLK
51 GATE
PIO3
PIO1 49 ST REQ
65
AIN(PI4) AIN
BCKI(PI5) 66 BCKIN
67 USB
LRCKI(PI6) LRCKIN
B
SECTION
BUS3
(Page 34)
BUS2
BUS1
BUS0
REQ
CCE
BUCK
38
BUS0
39
BUS1
BUS2 (SO) 40
41
BUS3 (SI)
48
PIO1
CCE 93
42
BUCK
SYSTEM CONTROL
IC401 (1/6)
1 BUS0 24
RST 37 XRST
BUS1 23
22
BUS2
54 19
SBSY SBSY
BUS3 21
39
SEL SW
5
CDCLK
2 MMUTE
CDCCE 3
MP3IREQ 6
31 31
• Signal Path
: CD PLAY
: DIGITAL
: USB
SELECT SWITCH SELECT SWITCH
IC566 IC568
11 4C 12 1
4I/O SELECT
10 4O/I
9 3O/I 3 1B
6
3C
1Y
2
8 3I/O 1A
2O/I
3
2C 5
4 2I/O
5
2A
2Y 7
6 2B
1 1I/O
2 1C 13
1O/I
3Y 9
11 3A
10
3B
4Y 12
14 4A
13
4B
SELECT SWITCH
IC567
SELECT
11 4C 12 SWITCH
4I/O
Q602
10
4O/I
9 3O/I
3C 6
8
3I/O
3 2O/I
2C 5
4 2I/O
1 1I/O
13
2 1O/I 1C
HCD-GTX88
4