Cambridge Audio Azur 840A v2 Amplifier
Speaker Circuit Board - Short Circuit T
est
R5
1206 Thick Film
1k
For 1mA
R6
1206 Thick Film
100R
5
6
7
8
4
U1:B
LM393AD
Dual Comparator
D3
BAS16
Signal Diode SM
+V Comparator
Senses a DC resistance of 2 ohms or less
D4
Rectifier Diode
1N4004
R Speaker Test
R7
1206 Thick Film
1k
For 1mA
R8
1206 Thick Film
10k
R9
1206 Thick Film
100R
R10
10R
1206 Thick Film
3
2
1
8
4
U1:A
LM393AD
Dual Comparator
+V Comparator
R11
1206 Thick Film
4k7
(Open Collector Output)
D5
Rectifier Diode
1N4004
L Speaker Test
C5
100nF 50V
1206 Ceramic
RELAY
D6
BAS16
Signal Diode SM
SPEAKER TEST
R12
1206 Thick Film
4k7
(Open Collector Output)
C6
100uF 16V
Electrolytic
RELAY
C7
100uF 16V
Electrolytic
RELAY
R13
1206 Thick Film
47R
R14
1206 Thick Film
47R
D7
Rectifier Diode
1N4004
D8
Rectifier Diode
1N4004
© COPYRIGHT
Audio Partnership PLC
Gallery Court
Hankey Place
LONDON SE1 4BB
R16
10R
1206 Thick Film
47