Sony BVM-D14H1E Maintenance Manual page 147

HC BOARD
A
[HC BOARD]
* : B SIDE
D1 * A-1
D2 * A-1
* A-1
D3
D4 A-1
1
D5 A-1
D6 * A-2
* A-3
D7
D8 * A-2
D9 A-1
IC1 B-2
IC2 A-1
IC3 B-3
* B-5
IC4
IC5 * B-4
IC6 * B-3
IC7 * B-3
* B-5
IC8
IC9 B-1
IC10 B-1
IC11 B-2
IC13 A-1
2
IC14 B-2
IC21 * B-4
Q4 A-3
TP2 A-1
TP3 A-1
TP4 A-2
TP6 C-1
TP7 C-3
TP8 C-3
TP9 B-3
3
4
5
BVM-D14H1U/D14H5U/D14H1E/D14H5E/D14H1A/D14H5A
A B
B C
HC
–A SIDE–
SUFFIX: -15
11-25
C D
HC, HD HC, HD
C B
11-25
E
LTC490CS8 (IC13)
1 V DD 8 A IN
R 2 7 B
OUT R IN
A
D IN 3 6 Z OUT
D
4 GND 5 Y
OUT
TC74VHC138F (EL) (IC3)
1
Vcc Y0 Y1 Y2 Y3 Y4 Y5
16 15 14 13 12 11 10
Y0 Y1 Y2 Y3 Y4 Y5
A Y6
B C G2A G2B G1 Y7
1 2 3 4 5 6 7
A B C G2A G2B G1 Y7 GND
2
TC74VHC244F (EL) (IC12)
20 19 18 17 16
3
1 2 3 4 5
TC74VHC574F (EL) (IC11)
Vcc 1Q 2Q 3Q 4Q 5Q 6Q
20 19 18 17 16 15 14
4
Q OE Q OE Q OE Q OE Q OE Q OE
D CK D CK D CK D CK D CK D CK
1 2 3 4 5 6 7
OC 1D 2D 3D 4D 5D 6D
5
HC
–B SIDE–
SUFFIX: -15
F G
1
T6
9
2
8
15 14 13 12 11
3
6 7 8 9 10
4
7Q 8Q CLK
13 12 11
Q OE Q OE
D CK D CK
8 9 10
7D 8D GND
5
H