Input Pcb Schematic (Input Control) - Cambridge Audio 840A Service Manual

INPUT PCB - PREAMP PCB
CN9
1
TO PREAMP LEFT
2
TO PREAMP RIGHT
3
4
5
PREAMP OUT L
6
PREAMP OUT R
JST 2,5MM B6B-XH-A
CN7
1
+5V
2 LOGIC GND
+9V
3
4
5
6
7
+15V
8
-15V
FFC 08WAY
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Cambridge Audio Azur 840A Amplifier
+9V
RL1:A
1
2
+5V
RELAY
INPUT 1
C65
100nF 100V
LOGIC GND
CN8 U16
1 1
IN1 OUT1
2 2 16
IN2 OUT2
3 3 15
IN3 OUT3
14
4 4
IN4 OUT4
13
5 5
IN5 OUT5
6 6 12
IN6 OUT6
7 7 11
IN7 OUT7
10
8 8
GND COM
9
FFC 08WAY ULN2003A
FROM FRONT PANEL PCB
LOGIC GND +9V
AP16361/3 Input PCB Schematic (Input Control)
RL2:A RL3:A RL4:A RL5:A
1 1 1 1
2 2 2 2
RELAY RELAY RELAY RELAY
INPUT 2 INPUT 3 INPUT 4 INPUT 5
TAPE MONITOR
RL6:A RL7:A RL8:A
1 1 1
D1
2 2 2
1N4001
RELAY RELAY RELAY
INPUT 6 INPUT 7
Q1
R11
BC337
10K
LOGIC GND
14