Read Harman Kardon AVR 8500 (serv.man2) EMC - CB Certificate online
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IEC 60065, 6th edition : 1998
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- Page 43 of 44 -
Order No.
200211174
FAULT CONDITION TESTS (continued)
P
Comp.
No
No
Fault
Test V
Position
Test time Fuse No
Current
through
fuse
through
fuse
Mains power/temperatures/results
QR912
S-c
254,4
B - E
1 sec
F452
-
Protection circuit operated
immediately (
immediately (
RLY452, RLY453
off).
Input current stabilised at 0,02A.
No component damaged.
No hazard.
No component damaged.
No hazard.
QR923
S-c
254,4
C - E
1 sec
F452
-
Protection circuit operated
immediately (
immediately (
RLY452, RLY453
off).
QR915, QR916 shorted.
RR929 opened.
Input current stabilised at 0,02A.
No hazard.
RR929 opened.
Input current stabilised at 0,02A.
No hazard.
QR923
S-c
254,4
B - C
1 sec
F452
-
Protection circuit operated
immediately (
immediately (
RLY452, RLY453
off).
RR929 opened.
QR915, QR916, QR917, QR918,
QR921 shorted.
Input current stabilised at 0,02A.
No hazard.
QR915, QR916, QR917, QR918,
QR921 shorted.
Input current stabilised at 0,02A.
No hazard.
QR920
S-c
254,4
C - E
1 sec
F452
-
Protection circuit operated
immediately (
immediately (
RLY452, RLY453
off).
RR929, RR936 opened.
QR915 shorted.
Input current stabilised at 0,02A.
No hazard.
QR915 shorted.
Input current stabilised at 0,02A.
No hazard.
QR920
S-c
254,4
B - E
30 min
F452
2,46 A
Normal operating.
Input current stabilised at 2,46 A.
No component damaged.
No hazard.
Input current stabilised at 2,46 A.
No component damaged.
No hazard.
QR919
S-c
254,4
C - E
1 sec
F452
-
Protection circuit operated
immediately (
immediately (
RLY452, RLY453
off).
RR929 opened.
QR915 shorted.
Input current stabilised at 0,02A.
No hazard.
QR915 shorted.
Input current stabilised at 0,02A.
No hazard.
QR919
S-c
254,4
B - C
1 sec
F452
-
Protection circuit operated
immediately (
immediately (
RLY452, RLY453
off).
Input current stabilised at 0,02A.
No component damaged.
No hazard.
No component damaged.
No hazard.
CR911
S-c
254,4
-
30 min
F452
2,39 A
Front R channel signal output off.
RR949 opened.
Input current stabilised at 2,05A.
No hazard.
RR949 opened.
Input current stabilised at 2,05A.
No hazard.
F No = Fault Number, S-c = Short-circuit, Dis = Disconnection
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