Sony BVW-55 Maintenance Manual page 698

1
2
CN1
(TO/FROM MB-838)
1-1 AUDIO GND
1-2 MB:+6V-1
1-3 REG GND
1-4 REG GND
1-5 REG +5V
1-6 REG +5V
1-7 REG -5V
1-8 REG -5V
1-9 S-DATA
1-10 S CLK
1-11 LOAD LCD
1-12 LOAD DA
1-13 PB VD
3
1-14 SPEAKER
1-15 KEY TX
1-16 KEY RX
1-17 SIF1 RES
1-18 SIF1 CMD
1-19 SIF1 KY2
1-20 SIF1 RDY
1-21 SIF1 CK
1-22 2VD
1-23 2H BLK
1-24 2HD
1-25 B-Y(G)
1-26 B-Y(X)
1-27 R-Y(G)
1-28 R-Y(X)
1-29 Y(G)
1-30 Y(X)
1-31 LCD CK(G)
1-32 LCD CK(X)
1-33 2 VBL
4
1-34 BATT ID
1-35 NC
1-36 EXT DC IN
1-37 UNREG +12V
1-38 UNREG +12V
1-39 UNREG GND
1-40 UNREG GND
5
A B
5V
FL1
CN4
AG REG +5V
+8V REG +5V
KYRX
KEY RX
KYTX
KEY TX
5V
RX
KY RX
TX
KY TX
PB VD
SUBDA
SUB LCD DATA
SUBCS
SUB LCD CS
SDATA
-5V SUBCK
SCLK SUB LCD CK
SUBRS
SUB LCD RS
LLCD
+8V
REG +8V
LDA
AG
AUDIO GND
REG GND
KYTX REG GND
KYRX
SRE CN14
SCM
SPEAKER(X)
SKY
SPEAKER(G)
SRD
SCK
2VD
2HBLK
2HD
BG
BX
RG
RX
YG
YX
CK(G)
CK(X)
2VBL
ID
12V
EXT
-2
C
CN-1779 CN-1779
(TO/FROM KY-446)
CN7
4-1
TX FB1
KY TX 7-1
4-2
RX
KY RX 7-2
4-3
SUBDA
SUB LCD DATA 7-3
4-4
SUBCS
SUB LCD CS 7-4
4-5 SUBCK FB2
SUB LCD CK 7-5
4-6
SUBRS
SUB LCD RS 7-6
4-7
SCK
SIF1 CK 7-7
4-8
SRD
SIF1 RDY 7-8
4-9
SKY
SIF1 KY2 7-9
4-10 SCM
SIF1 CMD 7-10
4-11
SRE
SIF1 RES 7-11
4-12
UNREG GND 7-12
4-13
FB3 -2
4-14
4-15
12V
CN8
C1 L1 FB4
0.1 47µH
ID
BATT ID 8-1
(TO DP-SPEAKER)
UNREG +12V 8-2
-2
14-1
EXT
EXT DC IN 8-3
14-2
4-24 4-24
D E
CN9
YX
Y(X) 9-1
YG
Y(G) 9-2
RX
(TO/FROM DP-264) R-Y(X) 9-3
RG
R-Y(G) 9-4
BX
B-Y(X) 9-5
BG
5V
B-Y(G) 9-6
FL2
REG +5V 9-7
REG +5V 9-8
REG GND 9-9
REG GND 9-10
CN11
FB5
SDATA
S-DATA 11-1
SCLK
S CLK 11-2
LLCD
LOAD LCD 11-3
LDA
LOAD DA 11-4
(TO DP-264)
CK(X)
LCD CK(X) 11-5
CK(G)
LCD CK(G) 11-6
CN10
FB6 NC 10-1
2HD
2HD 10-2
2HBLK
2H BLK 10-3
2VBL
2VBL 10-4
2VD
2VD 10-5
REG -5V 10-6
REG -5V 10-7
-5V
FL3 12V
UNREG +12V 10-8
UNREG +12V 10-9
FL4
UNREG GND 10-10
UNREG GND 10-11
-2
INTERCONNECTION BOARD
(MAINLY INTERCONNECTING BETWEEN UPPER FRAME AND MB-838 BOARD)
CN-1779
BOARD NO. 1-673-534-11
LOT NO. 812-
B-¥BVW55-CN1779-11@-SIEDS
F G
(TO DP-300)
(FROM DP-300)
(TO DP-300)
BVW-55
H