Diagrams; Block Diagram -Rf Section - Sony HCD-DZ280 Service Manual

6-1. BLOCK DIAGRAM – RF Section –
RF
VOA/A
VOB/B
DETECTOR
VOC/C
VOD/D
VOE/E+G
VOF/F+H
A
B
OPTICAL PICK-UP
C
BLOCK
D
(KHM-313CAA)
VC
LASER Q1102 (1/2)
LD (780)
DIODE LD DRIVE
(FOR CD) CONTROL (FOR CD)
PD
LASER
Q1102 (2/2)
LD (650)
DIODE LD DRIVE
(FOR DVD) CONTROL (FOR DVD)
Q1101
VR (650)
PD VOLUME
VR (780)
CONTROL
MSW
Q1103
VCC
FCS+
FCS-
2AXIS
DEVICE
FOCUS/
TRACKING
TRK+
COIL
TRK-
REG02
REG01
M M
(SLED MOTOR)
SP+
M M
(SPINDLE MOTOR) SP-
HCD-DZ280/DZ680/HDZ284/HDZ485
SECTION 6

DIAGRAMS

10 DVDRFIP
6 DVDA
7 DVDB
DVDC
8
9 DVDD
17 TNI
18 TPI
11 NA
12 NB
FOCUS/TRACKING ERROR AMP,
13 MC
DVD SYSTEM CONTROL, DSP
14 MD
28 V20 (2.0V)
22 LD01
19 MDI1
20 MDI2
21 LD02
MSW
54
IC1201
FOCUS/TRACKING DRIVER,
LOADING/SPINDLE/SLED MOTOR DRIVER
42
40
BUFFER
41
VREFO
43
36 FOCUS COIL 48
FOO
37 DRIVE 1
12
35 3
TRACKING COIL
TRO
34 DRIVE 4
9
FMO
10
DMO
13
32 16
BUFFER
31 17
SL-
30 15
SL+
29 SLED MOTOR 6
DRIVE
7
SPFG
45
27 19
SPINDLE MOTOR
28 DRIVE 20
22
21
46
BUFFER
47
25
MCS
24
V2REFO (2.8V) 27
IC1101 (1/3)
MC_DATA (ADIN) 206
CD/DVD RF AMP,
(LIMITSW)
53 LIMITSW
39 IOPMON
29 VREFO [1.4V]
FMO
37 FMO
FOO
41 FOO
DMO
36 DMO
TRO
40 TRO
94 FWD
95 REV
38 TROPENPWM
35 OP_INP
157 MUTE123
158 MUTE
130 TSD_M
31 31
HCD-DZ280/DZ680/HDZ284/HDZ485
CN1105
6
RFMON
5 V2REFO
RXD 105 2
RXD
TXD 106
1 TXD
IC303
A/D CONVERTER
9 DOUT
VINL 13
6 SCKI
7 LRCK VINR 14
BCK
8
IC471
BUFFER
ACLK 203 2 18
ALRCK 205 4 16
ABCK 204 5 15
ASDATA2 223 6 14
ASDATA1 225 7 13
ASDATA0 226 8 12
ASDATA3 222 9 11
IC503 (1/5)
SYSTEM CONTROL
XSYSRST
XSYSRST 108 45 DVD RST
IFSCK
IFCK 98 49 DVD_SCO
IFSDO
IFSDO 97 48 DVD_SOD
IFSDI
IFSDI 100 47 DVD_SID
XIFCS
XIFCS
99 51 DVD XIFCS
OCSW 104 44 CDM_OPEN_SW
IFBSY 110 50 DVD_XIFBUSY
CKSW 103
XSYSRST
VIDEO
C
(Page 32)
SECTION
XSYSRST
AUDIO
D
SECTION
(Page 33)
(CHUCK/TRAY DETECT)
OCSW OCSW1/REV
CKSW CKSW/FWD
LDM+
LDM-
(SERVICE JIG)
L-IN
AUDIO
B
SECTION
R-IN
(Page 33)
MCKO
LRCKO
BCKO
AMP
A
AMP_D3
SECTION
(Page 34)
AMP_D2
AMP_D1
AMP_D0
• SIGNAL PATH
: TUNER
EXCEPT
: DVD PLAY
DZ280
S001
M001
M
(LOADING MOTOR)