DSC 1000 - JBL Audio EMC - CB Certificate (repair manual). Page 90

Read JBL DSC 1000 EMC - CB Certificate online

 
 
Page 36 of 47 
  Report No: JSH0406744-001.  
EN 60065 
Clause 
Requirement - Test 
Result - Remark 
Verdict 
 
PH1 pin 1-2 short circuit, power consumption <7W, circuit protected. No high 
temperature, no hazard. 
PH1 pin 3-4 short circuit, power consumption <1W, circuit protected. No high 
temperature, no hazard. 
EC2 short circuit, power consumption <4W, no high temperature, no hazard. 
EC17 short circuit, R23 opened in few seconds, then power consumption down to 
16.3W, audio output on speaker shut down, no high temperature, no hazard. 
47 
105 (T130) 
D5 short circuit, power consumption <1W, circuit protected. No high temperature, 
no hazard. 
EC3 short circuit, power consumption 1 - 14W, circuit protected. No high 
temperature, no hazard. 
43 
105 (T130) 
D6 short circuit, power consumption <2.5W, circuit protected. No high 
temperature, no hazard. 
EC5 short circuit, power consumption <1W, circuit protected. No high 
temperature, no hazard. 
D7 short circuit, power consumption 37W, no audio output on speaker. No high 
temperature, no hazard. 
55 
105 (T130) 
EC7 short circuit, D7 short in 20 seconds, then circuit protected. Power 
consumption 1 - 40W. No high temperature, no hazard. 
59 
105 (T130) 
D8 short circuit, as normal, no high temperature, no hazard. 
51 
105 (T130) 
EC12 short circuit, power consumption 1.2W, circuit protected. No high 
temperature, no hazard. 
D9 short circuit, power consumption 3.1W, circuit protected. No high temperature, 
no hazard. 
EC13 short circuit, D9 short in 20 seconds, then circuit protected. Power 
consumption <3W. No high temperature, no hazard. 
One speaker short, power consumption 22W, circuit protected. 
50 
105 (T130) 
Ventilating holes on side enclosure covered, no high temperature, no hazard. 
54 
105 (T130) 
Maximum volume on all loudspeakers, power consumption 75W, circuit protected 
in 15 minutes, the power consumption down to 21W, circuit protected. 
68 
105 (T130) 
R0 open circuit, the voltage between the pins of mains plug is less than 10V at 2s 
after withdrawal of mains plug. 
 
Winding temperature rise measurements 
 
Ambient temperature t1 (
o
C)  .............................. :   
—  
 
Ambient temperature t2 (
o
C)  .............................. :   
—  
 
Page of 101
Display

Click on the first or last page to see other DSC 1000 service manuals if exist.