Sony KDL-26U2000 Service Manual page 38

A B C
1
BDT.-SE-1(KDL-26/32/40U2000)
2
FB5751
+5VD_CI
0uH
C5756
4 . 7
BDT
10V
3/11
3
4
nCI_WAIT
VS1B
CD2B
CD1B
IREQB
INPACKB
IC5751
74LVC541APW
OCTAL
BUFFER/LINE
5 DRIVER
+3V3D_31
20 19 18 17 16 15 14 13 12 11
1
C5754
0 .1
10V
1 2 3 4 5 6 7 8 9 10
6
7
+3V3D_31
R5750
10k
20 19 18 17 16 15 14 13 12 11
IC5750
4
74LVC541APW
C5752 OCTAL
0 . 1 BUFFER/LINE
R5752
10V DRIVER
8 1 2 3 4 5 6 7 8 9 10
CE1B
FWEB
IORDB
9
IOWRB
CARD_RESET
REGB
IOIS16 B
10
11
D E F
C5758 R5759
0 . 1
1k
10V
FB5750
0uH
C5750 C5751 C5753
0 . 1 4 . 7 4 . 7
10V 10V
10V
IC5753
74LVC541APW
OCTAL
BUFFER/LINE
DRIVER
+ 3V3D_31
+3V3D_31
20 19 18 17 16 15 14 13 12 11
C5759
3
0 . 1
C5762
10V
0 . 1
10V
1 2 3 4 5 6 7 8 9 10
10k
ADD[0:7]
G H I J
PCMCIA CARD
+3V3D_31
IC5752
R5751 TC7SH00FU(T5RSOYJF)
10k
2 INPUT NAND GATE
IOWRB A VCC
FWEB B
C5757
0 . 1
GND Y
C5755
10V
0 . 1
10V
DIR
IC5755
74LVC541APW TS[7:0] TO DMX
OCTAL
BUFFER/LINE
DRIVER
IC5756
74LVC541APW
OCTAL
20 19 18 17 16 15 14 13 12 11
BUFFER/LINE
DRIVER
2
20 19 18 17 16 15 14
C5763
1 2 3 4 5 6 7 8 9 10
0 . 1 7
10V
1 2 3 4 5 6 7
ADD[8:14]
~ BDT Board Schematic Diagram [ Main Microcontroller, Panel Driving, Audio & Video Processor ] Page 3/11 ~
- 38 -
K L M
CN5750
68P
BLK
+3V3D_31
IC5759
74LVT245PW-T
OCTAL
TRANSCEIVER
C5766
0 . 1
10V
nCI_EN
R5950
0
R5953
XX
+3V3D_31
C5767
20 19 18 17 16 15 14 13 12 11
4 . 7
10V
IC5757
74LVC541APW 11
OCTAL
C5764
BUFFER/LINE C5765
0 .1
10V DRIVER 0 . 1
10V
1 2 3 4 5 6 7 8 9 10
TC74LCX541FT(EKJ)
OCTAL BUS BUFFER
R5951 R5952
0
XX
I N_TSD[0-7]
TS_IN[7:0] FROM COFDM
13 12 11
nIOWR
R5760 R5763
C5761 R5762
100 1000p XX 100
50V
+3V3D_31
8 9 10
14 13 12 11 10 9 8
C5760 IC5754
74LVC14APW
0 . 1
OCTAL
BUFFER/LINE
DRIVER
1 2 3 4 5 6 7
COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL
N O
20 19 18 17 16 15 14 13 12 11
5
1 2 3 4 5 6 7 8 9 10
R5764
100
BUF_MDO_CLK
BUF_MDO_STRT
BUF_MDO_EN
20 19 18 17 16 15 14 13 12 11
6
1 2 3 4 5 6 7 8 9 10
IC5758
RDATA[0-15]