Diagrams; Block Diagram - Rf/Servo Section - Sony HCD-GNZ333D Service Manual

Q Q
3 7 6 3 1 5 1 5 0
7-1. BLOCK DIAGRAM – RF/SERVO Section –
RF
A
B
DETECTOR
C
D
F
E
OPTICAL PICK-UP
BLOCK
VC
LASER AUTOMATIC POWER
CD LD
DIODE CONTROL (FOR CD)
(FOR CD) Q102 (1/2)
PD
LASER AUTOMATIC POWER
DVD LD
DIODE CONTROL (FOR DVD)
(FOR DVD) Q102 (2/2)
T E
L 1 3 9 4 2 2 9 6 5 1 3
VR650
VOLUME CONTROL
Q101
VR780
MSW
(LIMIT)
FCS+
FCS–
2AXIS
DEVICE
FOCUS/
TRK+
TRACKING
TRK–
COIL
SL–
SL+
M M
SLED
SP+
SP–
M M
SPINDLE
w w w
HCD-GNZ333D/GNZ444D
SECTION 7

DIAGRAMS

6 DVDRFIP
2
DVDA
3 DVDB
4 DVDC
5 DVDD
19
TPI
18
TNI
A
8 NA
B
9 NB
C
FOCUS/TRACKING ERROR AMP
10
MC
D
11
MD
DIGITAL SERVO PROCESSOR
29
V2O
23 LD01
20
MDI2
MDI1
21
22 LD02
IOP
50 MSW
LIMSW
176
Q103
FOCUS/TRACKING COIL DRIVER,
SPINDLE, SLED MOTOR DRIVER
IC201
42
BUFFER
43
36 FOCUS COIL 48
DRIVE
37 1
35 3
TRACKING COIL
DRIVE
34 4
SW+5V
10
44 SVCC 13
30 SLED MOTOR
DRIVE
29
40
45
27
SPINDLE MOTOR
19
28 DRIVE
20
22
46 21
BUFFER
47
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y
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V2REFO
CD/DVD RF AMP,
DVD SYSTEM PROCESSOR
IC102(1/2)
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3 7 6
VREFO
246 REFPAC
FMO
38 FMO KRMOD/HSYNC
FOO FOO
42 FOO
DMO
37
DMO
TRO TRO
41 TRO
MIC/VSYNC 205
FMO
VREFO
30 VREFO
DMO
40 IOPMON
47 SPFG
211 MUTE123
210 MUTE
170 TSDM
u 1 6 3
31 31
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2 4
8 9 9
CN105
6
RFMON
TEST PIN
28 5 V2REFO
106 2
RXD RXD
TXD 107 1 TXD
VIDEO
C
SYSRESET
SECTION
(Page 32)
PRST 110 42 O-MTK-MTRST
3 1 5 1 5 0 8 9 2
99
IFCK 46 I-MTK-CLK
98 45
IFSDO I-MTK-DATA
101 44
IFSDI O-MTK-DATA
100
XIFCS 43 I-DVD-XIFCS
105 41
IFBSY O-MTK-IFBSY
SYSTEM
CONTROL
IC401(1/3)
39 I-DVD-KRMOD
207
40 O-MTK-MICREQ
• Signal Path
: AUDIO(DVD)
: VIDEO(DVD)
m
c o
.
HCD-GNZ333D/GNZ444D
2
8 9 9
4 9 8 2 9 9