Schematic Diagram - Rf Board - Sony SCD-XB790 Service Manual

SCD-XB790
Q Q
3 7 6 3 1 5 1 5 0
5-7. SCHEMATIC DIAGRAM – RF Board – •
CN003
25P
CD_LD
CD_LDGND
R001
CD_VR
DVD_CD_PD
VMOD
LD_GND
DVD_LD
R002
DVD_VR
DVD_LDGND
TD-
TRK+
TD+
TRK-
FD-
FCS-
FD+
FCS+
A
D
E
C
GND
H
VC
RF
F
G
VCC
T E
L 1 3 9 4 2 2 9 6 5 1 3
B
CN002
6P
M3 SP+
SP+
(SPINDLE)
SP-
SP-
SD+
SD+
M2
SD-
(SLED) SD-
LIM_SW
LIM_SW
S1
D3V
(LIMIT) D3V
w w w
•
See page 42 for Waveforms. See page 45 for IC Block Diagram.
Q004
2SK3018
C017 C021
PHOTO DIODE 22p 22p
CONTROL SWITCH
(FOR CD)
S
CD_LD RFP
R004
R006
47k
CDPDSW 220
0
DVD_CD_PD
C013
VMOD
5600p
R007
820 C012 5600p
DVD_LD
A
C011 2200p
100
Q005 B C010 2200p
S 2SK3018
C C009 2200p
PHOTO DIODE
CONTROL SWITCH D
(FOR SACD)
C008
R005
2200p C016
47k DVDPDSW
180p
R008
2.2k A
D
E
C
H
C004
0.1
RFP
F
G
B
C006 0.1
CD_F
CD_E
DVD_CD_PD
2SB1121-ST-TD
AUTOMATIC
POWER CONTROL
(FOR SACD)
R097 D001
33k 1SS352-TPH3
x a o
. i
http://www.xiaoyu163.com
C036 C045
0.1 1000p
C039
C041 R022
0.1
0.01 12k
C040
C026 C031
0.01
0.01 0.1
C032
0.1
JL081
SACD/CD RF AMP
FOCUS/TRACKING ERROR AMP
IC001
CXD1881AR-2
Q Q
3 7
C046
0.47
C030
C027 C025 R021
22
0.1 0.1 10M
10V
R093 R015 C023 C001 R019
33 33 100 2200p 33
6.3V
R017
470
Q001 Q003
2SB1121-ST-TD
AUTOMATIC
POWER CONTROL
(FOR CD)
R092
L001
0
47µH
C015 C022 C007 C014 R003 D002
10 1000p 10 10 33k 1SS352-TPH3
u 1 6 3
y
26 26
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2 4
8 9 9
MIRR
FE/PI
R025
PI
0
TE
FE
SDEN
DATA_RF
CLK_RF
LDON
C055
47
C048
R035 6.3V
0.047 C052
0
0.1
JL006
JL003
C051
0.1
R044
8.2k
C047
JL002
0.1
PI
R029
JL001
47k
R046 R036 R083
100 10k
R082
6 3 1 5 1 5 0 8 9
R084
10k
VCC
VEE
R094 C038 C002
33 100 2200p
6.3V
R087
10k
R020
470
R085 R086
10k 10k
R065
10k
R090
0
C028 C050
C029 C037 C090 47 22 C060
10 1000p 1 6.3V 10V 0.1
C003 C095 C064 C094 R066
0.1 0.1 0.1 22 10k
10V
m
c o
.
2
8 9 9
CN005
30P
AGND
RFAC
AGND
AVC
AVC
MIRR
DVDPDSW
DVDPDSW
CDPDSW
CDPDSW
FE/PI
PI
TE
FE
A5V
A5V
SDEN
DATA_RF
CLK_RF
LDON (Page 30)
A3V
FD-
FD-
FD+
FD+
TD-
TD-
TD+
TD+
SD-
SD-
SD+
SD+
SP-
SP-
SP+
SP+
D3V
D3V
JL051 NC
LIM_SW
LIM_SW
10k
H
2 4 9 8 2 9 9
10k
G
CD_F
IC004
NJM3403AV(TE2)
SUMMING AMP,
PI ERROR AMP,
AVC BUFFER
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.