ON CALL (serv.man2) - JBL Audio EMC - CB Certificate (repair manual). Page 8

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ST-06153 
 
IEC 60950-1 / EN 60950-1 
Clause 
Requirement – Test  
Result – Remark  
Verdict 
 
TRF No.: IECEN60950_1A 
 
 
 
PROTECTION FROM HAZARDS 
 
 
2.1 
Protection from electric shock and energy hazards 
 
2.1.1 
Protection in operator access areas  
 
2.1.1.1 
Access to energized parts 
See comment below  
 
Test by inspection .............................................. : The concerned hazardous parts 
are not accessible 
 
Test with test finger ............................................ : The concerned hazardous parts 
are not accessible 
 
Test with test pin  ................................................ : Hazardous live parts are not 
accessible 
 
Test with test probe ............................................ : No TNV circuit within the EUT 
N/A 
2.1.1.2 Battery 
compartments ........................................ : No battery compartment within 
the EUT 
N/A 
2.1.1.3 
Access to ELV wiring 
No ELV circuit within the EUT 
N/A 
 
Working voltage (V); minimum distance (mm) 
through insulation 
 
 
2.1.1.4 
Access to hazardous voltage circuit wiring 
 
N/A 
2.1.1.5 Energy 
hazards 
.................................................. : (see appended table 2.1.1.5) 
2.1.1.6 
Manual controls 
No such devices 
N/A 
2.1.1.7 
Discharge of capacitors in equipment 
 
 
Time-constant (s); measured voltage (V)............ : 1 s, 0 Vpeak (limit: measured 
max. voltage 370 Vpeak x 37 % 
= 137 Vpeak, 0.33 ms) 
 
2.1.2 
Protection in service access areas 
No such areas 
N/A 
2.1.3 
Protection in restricted access locations 
No such areas 
N/A 
 
2.2 SELV 
circuits 
 
2.2.1 General 
requirements 
 
2.2.2 
Voltages under normal conditions (V)................. : Measured max. 24.1 Vdc 
(See also the Note on next 
page) 
2.2.3 
Voltages under fault conditions (V) ..................... : Measured max. 23.5 Vdc (see 
also appended table 5.3) 
2.2.3.1 
Separation by double insulation or reinforced 
insulation (method 1) 
 P 
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