DUET 200 (serv.man3) - JBL Audio EMC - CB Certificate (repair manual). Page 61

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- Page 61 of 62 - 
 
 
 Report 
No. 111798 
 
 
IEC 60950-1:2005 / EN 60950-1:2006 
Clause 
Requirement + Test 
Result - Remark 
Verdict
 
 
TRF No. IECEN60950_1C 
 
 
 
5.3 
TABLE: Fault condition tests 
P 
 
Ambient temperature (
°C) ...................................:  25°C if not specified 
⎯ 
 
Power source for EUT: Manufacturer, model/type, 
output rating .........................................................: 
Refer to page 51 
⎯ 
Component  
No. 
Fault 
Supply 
voltage
 (V) 
Test time
Fuse #
Fuse  
current  
(A) 
Observation 
Speaker 
s-c 
264 
3h 19min F1 (inside
adaptor)
1.315 
Normal operation. Max. temp at 
PCB=80.1K, Plastic 
enclosure=27.8K, 
adaptor=17.8K, ambient=25.3
°C.
No hazard. 
U7 pin 1-9 
s-c 
264 
1h 53min F1 (inside
adaptor)
1.004 
Normal operation. Max. temp at 
PCB=72.1K, Plastic 
enclosure=23.4K, 
adaptor=16.9K, ambient=26.4
°C.
No hazard. 
U7 pin 1-8 
s-c 
264 
1h 21min F1 (inside
adaptor)
0.827 
Normal operation. Max. temp at 
PCB=75.2K, Plastic 
enclosure=29.1K, 
adaptor=19.3K, ambient=26.9
°C.
No hazard. 
U7 pin 8-9 
s-c 
264 
10min
F1 (inside
adaptor)
0.238 
Normal operation. Max. temp at 
PCB=76.6K, Plastic 
enclosure=26.6K, 
ambient=25.8
°C. No hazard. 
C53 
s-c 
264 
2h 34min F1 (inside
adaptor)
1.203 
Normal operation. Max. temp at 
PCB=28.9K, Plastic 
enclosure=10.4K,  
adaptor=12.1K, ambient=25.4
°C.
No hazard. 
C36 s-c 
264 
10min
F1 
(inside
adaptor)
0.453 
Normal operation. No hazard. 
Max. non-
clipped 
-- 
264 
2h 48min F1 (inside
adaptor)
1.086 
Normal operation. Max. temp at 
PCB=76.6K, Plastic 
enclosure=26.6K, 
adaptor=19.4K, ambient=25.8
°C.
No hazard. 

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