AVR 132 (serv.man2) - Harman Kardon Audio EMC - CB Certificate (repair manual). Page 46

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- Page 4 of 7 - 
 
 
www.nemko.com
 
Report No.  70635 
 
 
11 
FAULT CONDITIONS TESTS-continued
 
P 
Comp. 
No. 
Location  Fault 
Test V 
Test  
time 
Fuse 
No. 
Current 
through 
fuse 
Temperature/Results 
D992 
AC - + 
S-c 
253 
10 min 
F901 
6,20 A 
Unit shut down immediately. 
Input current stabilised at 0,014A. 
No component damaged. 
No hazard. 
D962 
A - C 
S-c 
253 
9 min 
- 
1,14 A 
Sub transformer primary winding 
heated-up to 99K and thermal fuse
opened after 9 min. 
Dielectric strength test O.K. 
No hazard. 
D901 
A - C 
S-c 
253 
8 min 
- 
1,15 A 
Sub transformer primary winding 
heated-up to 98K and thermal fuse
opened after 8 min. 
Dielectric strength test O.K. 
No hazard. 
C906 
A - C 
S-c 
253 
10 min 
- 
0,038 A Unit shut down immediately. 
Sub transformer primary winding 
heated-up to 102K and thermal 
fuse 
opened after 10 min. 
Dielectric strength test O.K. 
No hazard. 
C902 
- 
S-c 
207 
10 min 
F901 
3,10 A 
Unit shut down immediately. 
Input current stabilised at 0,008A. 
No component damaged. 
No hazard. 
C902 
- 
S-c 
253 
10 min 
F901 
3,60 A 
Unit shut down immediately. 
Input current stabilised at 0,014A. 
No component damaged. 
No hazard. 
C915 
- 
S-c 
207 
10 min 
F901 
3,90 A 
Unit shut down immediately. 
Input current stabilised at 0,008A. 
No component damaged. 
No hazard. 
C915 
- 
S-c 
253 
10 min 
F901 
4,30 A 
Unit shut down immediately. 
Input current stabilised at 0,014A. 
No component damaged. 
No hazard. 
Q657 
C - E 
S-c 
253 
10 min 
F901 
4,10 A 
Unit shut down after 3 sec. 
Input current stabilised at 0,014A. 
Q661 damaged. 
No hazard. 
F No = Fault Number, S-c = Short-circuit, Dis = Disconnection 
 
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