NAD C565BEE, Service Manual

Page: 28 / 56

- 28 -
MAIN BOARD
U202: TA7291SG(5/M)22240239
1
2
3
5
4
6
7
8
-
+
-
+
Output 1
Inverting input 1
Non-inverting input 1
V
CC
-
Non-inverting input 2
Inverting input 2
Output 2
V
CC
+
MAIN BOARD
U203: LM393MNOPB
OUT
IN
GND
MAIN BOARD
U205: NJM7912FA-#ZZZB
1
2
3
4
5
6
7
1OE
1A
1Y
2OE
2A
2Y
GND
V
CC
4OE
4A
4Y
3OE
3A
3Y
14
13
12
11
10
9
8
1Y
2Y
3Y
4Y
1
2
3
1OE
1A
4
5
6
2OE
2A
10
9 8
3OE
3A
13
12
11
4OE
4A
MAIN BOARD
U210: QUAD BUFFER
1
2
3
4
8
7
6
5
V+
Out B
–In B
+In B
Out A
–In A
+In A
V–
A
B
MAIN BOARD
U212, U213: OPA2134UA/2K5