IC61
IC62
A
1
2
3
4
5
6
7
8
9
10
BCDEFGH I JK
L MN
RX-V463/HTR-6140/DSP-AX463
90
★ All voltages are measured with a 10MΩ/V DC electronic voltmeter.
★ Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
DSP 6/8
3.3
3.3
0
0.2
0
0
3.3
3.3
0
0
0
3.3
1.6
0
3.3
0
0
3.3
3.3
0
0
3.3
0
3.3
3.3
3.3
3.3
4.3
0
0
0
5.0
0
3.3
5.0
3.3
3.3
0
0
0
0
0
3.3
0
0
3.3
3.3
3.3
3.3
3.3
0
3.3
0
0
3.3
0
3.3
0
0
0
3.3
0
0
3.3
3.3
0
0
0
0
0
0
0
0
3.3
3.3
0
3.3
0
0
3.3
3.3
3.3
0
0
0
0
0
3.3
0
0
0
0
0
0
3.3
3.3
0
3.3
3.3
3.3
0
3.3
3.3
0
3.3
0
3.1
0
3.3
3.3
3.3
3.3
3.3
0
0
3.3
3.3
0
3.3
0
3.3
3.3
0
3.3
3.3
0
0
0
2.9
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
5.0 5.0
0
0
3.3
3.3
0
0
0
3.3
0
0
0
0
5.0
5.0
0
0
0
0
IC62: SN74AHCT245PWR
Octal bus transceivers with 3-state outputs
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
DIR
A1
A2
A3
A4
A5
A6
A7
A8
GND
V
CC
OE
B1
B2
B3
B4
B5
B6
B7
B8
DIR
OE
A1
B1
To Seven Other Channels
1
2
19
18
NPGA
to DSP 7/8
to DSP 7/8
to DSP 1/8
to DSP 1/8
to DSP 1/8
to DSP 1/8
to DSP 3/8
to DSP 3/8 / to DSP 8/8
to DSP 3/8
to DSP 3/8
to DSP 1/8
to DSP 2/8
to DSP 8/8
to DSP 8/8
to DSP 8/8
to DSP 8/8
to DSP 8/8
to DSP 8/8
to DSP 8/8
to DSP 8/8
to DSP 8/8
to DSP 8/8
to DSP 7/8
to DSP 5/8
to DSP 5/8
to DSP 5/8
to DSP 2/8
to DSP 5/8
to DSP 5/8
to DSP 5/8
to DSP 3/8
to DSP 3/8
to DSP 3/8
to DSP 3/8
to DSP 7/8
to DSP 7/8
to DSP 7/8
to DSP 8/8
to DSP 8/8
to DSP 8/8
to DSP 8/8
to DSP 8/8
to DSP 5/8
to DSP 3/8
to DSP 3/8
to DSP 3/8
to DSP 3/8
to DSP 2/8
to DSP 3/8
to DSP 3/8 / to DSP 6/8
to DSP 2/8
to DSP 2/8
to DSP 3/8
to DSP 1/8
to DSP 1/8
to DSP 2/8
to DSP 1/8
to DSP 1/8
to DSP 8/8
to DSP 8/8
to DSP 3/8
to DSP 3/8
to DSP 3/8
to DSP 3/8
to DSP 2/8
to DSP 1/8