DOWNLOAD JBL AUTHENTICS L8 (serv.man3) Service Manual ↓ Size: 1.75 MB | Pages: 41 in PDF or view online for FREE

Model
AUTHENTICS L8 (serv.man3)
Pages
41
Size
1.75 MB
Type
PDF
Document
EMC - CB Certificate
Brand
Device
Audio
File
authentics-l8-sm3.pdf
Date
PREV: JBL AUTHENTICS L8 (serv.man2) EMC - CB Certificate

JBL AUTHENTICS L8 (serv.man3) EMC - CB Certificate ▷ View online

Report No.: EM201300471-4                        Application No.:
 
ZJ00032008                    Page 29 of 41 
 
5.5 IMMUNITY TO RF VOLTAGE OF MAINS, LOUDSPEAKER, HEADPHONE 
AND AUDIO CONNECTERS (S2A) 
5.5.1 TEST REQUIREMENT 
Test Requirement: 
EN 55020 
Test Method: 
EN 55020 
Criterion Required: 
A 
Wanted Signal:  
60dBuV 1KHz FM with 40KHz deviation at 98MHz for FM mode.  
 
1KHz Test DVD/CD/Tape/sine wave for AUX mode.   
Unwanted Signal:  
1KHz AM 80% AM at the frequency listed below. 
Exclude frequencies: 
 
Unwanted signal and immunity limit for Mains, Loudspeaker and Headphone terminals. 
Unwanted signal and immunity limit for audio input / output terminals. 
 
Report No.: EM201300471-4                        Application No.:
 
ZJ00032008                    Page 30 of 41 
 
5.5.2 TEST SETUP 
 
Report No.: EM201300471-4                        Application No.:
 
ZJ00032008                    Page 31 of 41 
 
5.5.3 TEST RESULTS 
Test:   Immunity Conducted Voltages S2a <AMP0816> 
  
 Test Mode:       Amplifier -                       Monitor:        Speaker 
 Operating Mode:  AUX                               S/N:            82.3 dB 
 Frequency:       -                                 AF Level:       45.8 mW 
   
 Interf. Signal: Mains, 160813-00001-001, 8/16/2013, 3:34:13PM 
  
 
80/70
70/80
60/90
50/100
40/110
30/120
20/130
10/140
0/150
S/N [dB] // Level (E.M.F.) [dB
礦
]
150k
400k
1M
2M
3M
5M 7M 10M
20M30M 50M
150M
Frequency [Hz]
 
Report No.: EM201300471-4                        Application No.:
 
ZJ00032008                    Page 32 of 41 
Test:   Immunity Conducted Voltages S2a <AMP0816> 
  
 Test Mode:       Amplifier -                       Monitor:        Speaker 
 Operating Mode:  AUX                               S/N:            82.3 dB 
 Frequency:       -                                 AF Level:       45.8 mW 
   
 Interf. Signal: AUX IN, 160813-00001-002, 8/16/2013, 3:42:45PM 
  
 
80/70
70/80
60/90
50/100
40/110
30/120
20/130
10/140
0/150
S/N [dB] // Level (E.M.F.) [dB
礦
]
150k
400k
1M
2M
3M
5M 7M 10M
20M30M 50M
150M
Frequency [Hz]
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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