DOWNLOAD Harman Kardon AVR 141 (serv.man3) Service Manual ↓ Size: 2.2 MB | Pages: 80 in PDF or view online for FREE

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AVR 141 (serv.man3)
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80
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EMC - CB Certificate
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Device
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avr-141-sm3.pdf
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PREV: Harman Kardon AVR 141 (serv.man2) EMC - CB Certificate

Harman Kardon AVR 141 (serv.man3) EMC - CB Certificate ▷ View online

 
 
- Page 35 of 42 - 
 
 
 
 
 Report 
No. 
123035 
 
TRF No. IEC60065_I 
7.2 
TABLE: softening temperature of thermoplastics 
P 
Temperature T of part 
T - normal condi-
tions (
o
C) 
T - fault condi-
tions (
o
C) 
 Min T softening 
(
o
C) 
Mains connector (CN91) 
19.6  (43.9 °C) 
(I/P=253V, ambient 
24.3 °C) 
29.4 (52.8 °C) 
(I/P=253V, ambient 
23.4 °C) 
> 200 
(type, YW396 series)
Mains connector (CN92) 
20.7  (45.0 °C) 
(I/P=253V, ambient 
24.3 °C) 
33.0 (56.4 °C) 
(I/P=253V, ambient 
23.4 °C) 
> 200 
(type, YW396 series)
 
 
 
 
 
9.1.1.1 
Touch current expressed as voltages U1 and U2 in Annex D 
P 
Location 
Measured  
U1V (peak) 
Measured  
U1 V (DC) 
Measured  
U2 V (peak) 
Limits :  
U1 Max 35V (peak) 
U1 Max  1.1V (DC) 
U2 Max 0.35V (peak) 
Pole 1 - Antenna terminal 
Pole 2 - Antenna terminal 
- 
- 
- 
- 
0.06V peak 
0.07V peak 
Pass 
Pass 
Pole 1 - other part or contact 
Pole 2 - other part or contact 
- 
- 
- 
- 
0.06V peak 
0.07V peak 
Pass 
Pass 
 
 
 
 
 
Comments: 
Vin = 253Vac 
Only U2 have been recorded due to the use of a linear transformer in power supply. 
 
10.3 
TABLE: insulation resistance measurements 
P 
Insulation resistance R between: 
R (MΩ) 
Required R (MΩ) 
Between mains poles (primary fuse disconnected) 
> 100 Min 
2 
Between parts separated by double or reinforced insulation 
> 100 Min 
4 
 
 
 
 
10.3 
TABLE: electric strength measurements 
P 
Test voltage applied between: 
Test voltage (V) 
Breakdown 
Mains poles (primary fuse disconnected) 
1500Vac 
No 
Between parts separated by double or reinforced insulation 
3000Vac 
No 
 
 
 
 
 
- Page 36 of 42 - 
 
 
 
 
 Report 
No. 
123035 
 
TRF No. IEC60065_I 
11.2 
TABLE: summary of fault condition tests 
P 
 
Voltage (V) 0,9 or 1,1 times rated voltage  ............. :
207V or 253V 
— 
 
Ambient temperature (
o
C)  ...................................... :
24-27
  o
C 
— 
Monitored point: 
Under fault conditions 
specified below
 
dT (K) 
Permitted 
dT (K) 
1. *), D111 (A to C), SC, 10 min;  
Output signal off immediately. FI stabilised at 0.42A. 
R104 and R105 opened. No hazard. 
N/A N/A 
2. *), D114 (A to C), SC, 25 min; 
Output signal normal operated. FI stabilised at 1.10A. 
R105 opened. No hazard. 
N/A N/A 
3. *), D103 (A to C), SC, 10 min; 
Output signal normal operated. FI stabilised at 1.10A. 
R107 opened. No hazard. 
N/A N/A 
4. *), D106 (A to C), SC, 10 min; 
Output signal normal operated. FI stabilised at 1.10A. 
R106 opened. No hazard. 
N/A N/A 
5. *), C110, SC, 10 min;  
Output signal off immediately. FI stabilised at 0.35A. 
R106 and R107 opened. No hazard. 
N/A N/A 
6. *), C117, SC, 10 min; 
Output signal normal operated. FI stabilised at 1.10A. 
NCD. No hazard. 
N/A N/A 
7. *), C122, SC, 10 min; 
FL display off immediately. FI stabilised at 1.09A. 
R101 opened. No hazard. 
N/A N/A 
8. *), C930, SC, 10 min; 
Unit shut down immediately. FI stabilised at 0.01A. 
R104 and R105 opened. No hazard. 
N/A N/A 
9. *), C929, SC, 10 min; 
Output signal off immediately. FI stabilised at 0.42A. 
R104 and R105 opened. No hazard. 
N/A N/A 
10. *), C941, SC, 40 min; 
FL display and output signal off immediately. FI stabilised at 0.35A. 
R106 and R107 opened. No hazard. 
N/A N/A 
11. *), D991 (AC to +), SC, 1 sec; 
F901 opened immediately. FI stabilised at 0.01A. 
No hazard. 
N/A N/A 
*) Tested at 253V 
 
 
**) Tested at 207V 
Note- SC: Short-circuit, NCD: No component damage, FI: Fault Input Current 
 
 
- Page 37 of 42 - 
 
 
 
 
 Report 
No. 
123035 
 
TRF No. IEC60065_I 
Monitored point: 
Under fault conditions specified below- continued 
dT (K) 
Permitted 
dT (K) 
12. **), D991 (AC to -), SC, 2 sec; 
Unit shut down after 2 sec. FI stabilised at 0.01A. 
NCD. No hazard. 
N/A N/A 
13. **), C915, SC, 1 sec; 
Unit shut down immediately. FI stabilised at 0.01A. 
NCD. No hazard. 
N/A N/A 
14. *), C916, SC, 3 sec; 
Unit shut down after 3 sec. FI stabilised at 0.01A. 
NCD. No hazard. 
N/A N/A 
15. *), Q603 (E to C), SC, 10 min; 
Unit shut down immediately. FI stabilised at 0.01A. 
Q604 and R810 damaged. No hazard. 
N/A N/A 
16. *), Q603 (C to B), SC, 10 min; 
Unit shut down immediately. FI stabilised at 0.01A. 
NCD. No hazard. 
N/A N/A 
17. *), Q604 (E to C), SC, 10 min; 
Unit shut down immediately. FI stabilised at 0.01A. 
Q603 and R810 damaged. No hazard. 
N/A N/A 
18. *), Q604 (C to B), SC, 10 min; 
Unit shut down immediately. FI stabilised at 0.01A. 
NCD. No hazard. 
N/A N/A 
19. *), C807, SC, 10 min; 
SL-ch. output signal off immediately. FI stabilised at 0.95A. 
R621 opened. No hazard. 
N/A N/A 
20. *), C808, SC, 10 min; 
SL-ch. output signal off immediately. FI stabilised at 0.95A. 
R822 opened. No hazard. 
N/A N/A 
21. *), D962 (A to C), SC, 4 hr; 
Output signal normal operated, FI stabilised at 1.12A. 
Sub transformer winding maximum temperature 60.8K and stabilised. 
Dielectric strength test O.K.. No hazard. 
Sub transf. 
60.8 
Sub transf.
150 
22. *), C906, SC, 3 hr; 
Unit shut down immediately. FI stabilised at 0.02A. 
Sub transformer winding maximum temperature 62.3K and stabilised. 
Dielectric strength test O.K.. No hazard. 
Sub transf. 
62.3 
Sub transf.
150 
*) Tested at 253V 
 
 
**) Tested at 207V 
Note- SC: Short-circuit, NCD: No component damage, FI: Fault Input Current 
 
 
- Page 38 of 42 - 
 
 
 
 
 Report 
No. 
123035 
 
TRF No. IEC60065_I 
Monitored point: 
Under fault conditions specified below- continued 
dT (K) 
Permitted 
dT (K) 
23. *), Speaker output (Front-R channel), SC, 10 min; 
Unit shut down immediately. FI stabilised at 0.01A. 
NCD, No hazard. 
N/A N/A 
24. *), Ventilation opening (Blocked), 30 min; 
Unit shut down after 30 min. 
The components are maximum temperature:  
1) Main transformer primary winding 
2) Main transformer core 
3) Sub transformer primary winding 
4) Sub transformer core 
5) PWB near D991 
FI stabilised at 0.01A. Dielectric strength test O.K.. No hazard. 
 
 
 
1) 69.2 
2) 55.2 
3) 39.4 
4) 35.4 
5) 58.2 
 
 
 
1) 150 
2) 150 
3) 150 
4) 150 
5) 110 
25. *), Pmax. Operating (Maximum non-clipped output signal), 22 min;  
Main transformer winding heated up to 144.7K and thermal fuse opened 
after 22 min. FI stabilised at 0.01A. Dielectric strength test O.K.. No hazard. 
 
Main transf. 
144.7 
 
Main transf. 
150 
 
 
 
*) Tested at 253V 
 
**) Tested at 207V 
Note- SC: Short-circuit, NCD: No component damage, FI: Fault Input Current 
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