Schematic Diagram - Rf Board - Sony SCD-XB770 Service Manual

SCD-XB770
5-7. SCHEMATIC DIAGRAM – RF Board – •
CN003
25P
CD_LD
CD_LDGND
CD_VR
CD_PD
VMOD
DVD_LD
DVD_VR
DVD_LDGND
DVD_PD
TRK+
TRK-
FCS-
FCS+
A
D
E
C
GND
H
VC
RF
F
G
VCC
B
CN002
6P
M3
SP+
(SPINDLE)
SP-
M2 SD+
(SLED)
SD-
LIM_SW
S1
(LIMIT) D3V
•
See page 48 for Waveforms. See page 51 for IC Block Diagram.
C026
0.01
C031
0.1
JL081
C032
C017 C021
22p 22p
CD_LD
R001
0
CD_PD
C013
VMOD
5600p
RFP
DVD_LD
C012
R002
A 5600p C011 2200p
100
B C010 2200p
DVD_PD
C C009 2200p
TD-
D
TD+
C008
FD- 2200p
C016
FD+
180p
A
D
E
C
H
C004
0.1
RFP
F
G
C006
0.1
B
CD_F
CD_E
DVD_PD
CD_PD
C030 C027
22 0.1
10V
R093 R015 C023 C001
33 33 100 2200p Q002
6.3V 2SB1121-ST-TD
B+ SWITCH
Q001
2SB1121-ST-TD
AUTOMATIC R017
SP+
470
POWER CONTROL
R091
SP-
(FOR SACD)
0
SD+
R092
0
SD-
LIM_SW
D001
C022 R098 C007
D3V R097 1SS352 C015
1000p 33k 10
33k -TPH3 10
C039 C041 C036
0.1 0.01 0.1
C040
0.01
0.1 R022
12k
R025
0
R024 0
R023 0
C048
0.047
R035
JL006 0
SACD/CD RF AMP,
JL003
FOCUS/TRACKING
ERROR AMP
IC001
CXD1881R
JL002
JL001
C047
C051
0.1
0.1
C046
0.1
C025 0.1
R021
10M C052
0.1
R016
C038
1k C002 R020
100
2200p 470
R018 6.3V
1k
R019 R094
33 33
Q005 Q003
DTC144EKA- 2SB1121-ST-TD
T146
AUTOMATIC
B+ SWITCH
POWER CONTROL
R090
(FOR CD)
0
D002
C024 R003
1SS352
0.01 33k
-TPH3
C029 C037 C090
10 1000p 1
32 32
R029 47k
R044
R046 R036
8.2k
100 10k
PI
R084
10k
C003 SUMMING AMP,
0.1
PI ERROR AMP,
AVC BUFFER
IC004
NJM3403AV(TE2)
R087
10k
C094
C055 C050
C095 22
47 22
0.1 10V R086
6.3 10V
C028 C060 C064 R085
47 0.1 0.1 10k
6.3
R065
10k
CN005
30P
AGND
RFAC
AGND
AVC
AVC
MIRR
MIRR
VMOD
VMOD
JL053
DFCT
FE/PI
FE/PI
PI JL052
PI
TE
TE
FE
FE
A5V
A5V
SDEN
SDEN
DATA_RF
DATA_RF
CLK_RF
CLK_RF
LDON
LDON
(Page 36)
A3V
FD-
FD-
FD+
FD+
TD-
TD-
TD+
TD+
SD-
SD-
SD+
SD+
SP-
SP-
SP+
SP+
D3V
D3V
JL051
SA/CD
LIM_SW
LIM_SW
10k