AVR 134 (serv.man2) - Harman Kardon Audio EMC - CB Certificate (repair manual). Page 26

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Page 25 of 34 
Report Ref. No. 077-204389-000 
 
IEC/EN 60065 
Clause 
Requirement – Test 
Result - Remark 
Verdict 
 
TRF No. IECEN60065G 
 
 
 
11.2 
TABLE: summary of fault condition tests 
 
Voltage (V) 0,9 or 1,1 times rated voltage  .............. : 264 V  
— 
 
Ambient temperature (
o
C)  ...................................... : 23-26 
°C 
— 
 
fault condition, state 
component short- or open 
circuited and components 
whose temperature rises 
are measured 
supply 
voltage 
result, state effect of fault condition and the duration of the test 
duration of t
he test 
Input  
current(A) 
result, state effect of fault condition 
1. D111 (AC –  –)
 
S/C 264 
4 s 
Immediately F301(4A) opened. NCD. No 
hazard. 
2. D112 (AC – +)
 
S/C 264 
3 s 
Immediately F301(4A) opened. NCD. No 
hazard. 
3. C179
 
S/C 264 
5 s 
Immediately protection circuit(RLY301) 
operated. NCD. No hazard. 
4. C180
 
S/C 264 
3 s 
Immediately protection circuit(RLY301) 
operated. NCD. No hazard. 
5. Q124 (B – C)
 
S/C 264 
V  46 min 
0.19 
Normal operation. NCD. No hazard. 
6. Q124 (C – E)
 
S/C 264 
V  56 min 
0.19 
Normal operation. NCD. No hazard. 
7. Q126 (C – E)
 
S/C 264 
4 s 
Immediately protection circuit(RLY301) 
operated. NCD. No hazard. 
8. Q126 (B – E)
 
S/C 264 
V  36 min 
0.19 
Normal operation. NCD. No hazard. 
9. Q125 (B – C)
 
S/C 264 
V 1 h, 22 min
0.17 
Immediately ZD103, ZD104, R186 smoked for 
2 sec and opened. Front display disappeared. 
NB. No hazard.
 
10. Q125 (C – E)
 
S/C 264 
V  28 min 
0.17 
after 3 s, R186 smoked for 3 sec, and opened. 
Q125 damaged. Front display disappeared. 
NB. No hazard.
 
11. C189 
S/C 264 
V  32 min 
0.17 
Immediately R186 glowed for 1 s and smoked 
2 s and opened. Front display disappeared. 
NB. No hazard. 
12. D129
 
S/C 264 
V  55 min 
0.18 
Immediately R205 smoked for 1 s. and 
opened. NB. No hazard. 
13. C200
 
S/C 264 
V  43 min 
0.17 
Immediately R205, R206 smoked for 1 sec 
and opened. NB. No hazard.
 
14. D131
 
S/C 264 
V  46 min 
0.17 
Immediately R207 smoked for 1 s and 
opened. NB. No hazard. 
15. D134 
S/C 264 
V  38 min 
0.17 
Immediately R208 smoked for 1 s and 
opened. NB. No hazard. 
16. IC111(In – Out)  S/C 264 
V  52 min 
0.20 
REG101 heated up to 57,5 K and stabilized. 
NCD. No hazard. 
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