Schematic Diagram - Mb-134 Board (9/13) - Sony HBD-E370 Service Manual

5-15. SCHEMATIC DIAGRAM - MB-134 Board (9/13) -

1 2
MB-134 BOARD (9/13)
A
B
C
AVDD33_VDACBG
AVSS33_VDACBG
D
IC101
BD DECODER
(Chip Size Package)
E
12
XVMUTE
FORMAT1
MB-134
BOARD
(10/13)
(Page 44)
29
F
PCONT2
MB-134
PCONT3
BOARD
(13/13)
(Page 47)
DAC3.3VA
28
UNSW-6V
G
UNSW6V
MB-134
BOARD
(3/13)
GND
(Page 37)
HBD-E370/E470/E570/E870/T57
• See page 67 for IC Block Diagrams. • See page 77 for IC Pin Function Description.
3 4
A33
DACOUT1
C33
DACOUT2
B32
DACOUT3
JL1001
A31
DACOUT4
JL1002
C31
DACOUT5
D30
DACOUT6
R1011
150
E31
AVDD33_VDACR
H32
AVSS33_VDACR
G31
AVDD33_VDACY
H30
AVSS33_VDACY
D32
F32
E33
DACFS
R1005
2.2k
(10/15)
IC101
CXD9983GG (E370: US/E470/E570/T57)
CXD9984GG (E370: CND, AEP, UK/E870)
CSP
C1004
1
5 6
IC B/D
IC1003
R1010
VIDEO AMP
150
IC1003
MM1797CVBE
R1012
150
0.8
1 Vin
3.3
R1007
2 Vcc1 V out
150
0.7
3 Pr in SD/HD
1.6
R1009
4 Bias Pr out
150
0.7
C1002
Pb in
5
0.1
-5
R1008
6 Vee 1 Pb out
150
0.8
7 PY in PY out
3.3
8 Mute Vee 2
C1016 0.1
C1012 0.1
R1006
0
C1009 1
C1010 0.1
C1001
47
C1015 0.1
10V
C1006 1
C1017
47
10V
C1014 C1018
47 22
10V 10V
IC B/D
5
IC1001
+3.3V REGULATOR
IC1001
NJM2878F3-33(TE2)
1
R1013
1k
43 43
7 8 9
3.3
R1031 R1035
Vcc2 16
75 0
1
15
0
R1028 R1032
14
75 0
0
13
R1029 R1033
GND 12
75 0
0
11
0
10
-5
R1030 R1034
9
75 0
R1016
1k
IC B/D
4 5 4
IC1002
-5V REGULATOR
IC1002
NJM2828F3-05
2 3 1 2 3
C1008
0.1
Note: IC101 on the MB-134 board cannot exchange with single. When
HBD-E370/E470/E570/E870/T57
10 11
J904
VIDEO
OUT
JL942
P /C
R R
JL941
JL940
COMPONENT
VIDEO OUT
P /C
B B
JL944
Y
JL946
this part is damaged, exchange the entire mounted board.