Harman Kardon MAS 101-102-111 (serv.man5) EMC - CB Certificate ▷ View online
Date: 2010-09-27
Page 51 of 71
No.: MH184556
3.2
Immunity
3.2.1
Susceptibility Performance Criteria
A
Normal performance within the specification limits
B
Temporary degradation or loss of function or performance which is self -
recoverable
recoverable
C
Temporary degradation or loss of function or performance which requires
operator intervention or system reset
operator intervention or system reset
D
Degradation or loss of function which is not recoverable due to damage of
equipment (components) or software, or loss of data
equipment (components) or software, or loss of data
Date: 2010-09-27
Page 52 of 71
No.: MH184556
3.2.2
Input Immunity Inside and Outside FM Band
[RF Voltage (DM) at Antenna Input]
[RF Voltage (DM) at Antenna Input]
Test Requirement:
EN 55020
Test Method:
EN 55020
Level:
Table 3 & 4
Performance Criterion Requirement:
A
Test Date(s):
2009-07-01
Mode of Operation:
Receiver – FM Mode
Test Method:
The test was performed in accordance with EN55020.
Test Setup:
Test Setup:
Date: 2010-09-27
Page 53 of 71
No.: MH184556
Table 3 – Limits of input immunity from unwanted signals outside the FM range:
Wanted
signal
Unwanted
signal
Level
[dB(
µ
V)]
Wanted
signal
Unwanted
signal
Level
[dB(
µ
V)]
MHz
MHz
Mono
Stereo
MHz
MHz
Mono
Stereo
87.6
66.2*
80
80
107.9
129.3**
80
80
76.9
80
80
118.6
80
80
87.1
80
80
108.4
80
80
87.2
80
80
108.3
80
80
87.25
80
80
108.25
80
80
87.30
72.4
69.2
108.20
72.4
69.2
87.35
64.8
58.4
108.15
64.8
58.4
87.40
57.2
47.6
108.10
57.2
47.6
87.45
49.6
36.8
108.05
49.6
36.8
87.50
42.0
26.0
108.00
42.0
26.0
*
Only applicable for receiver with the local oscillator frequency below the tuned frequency
**
Only applicable for receiver with the local oscillator frequency above the tuned frequency
Table 4 – Limits of input immunity from unwanted signals inside the FM range:
Wanted signal
Unwanted signal
Level
[MHz]
[MHz]
[dB(
µ
V)]
Mono
Stereo
98
97.5 and 98.5
85
85
97.6 and 98.4
85
85
97.65 and 98.35
80
80
97.7 and 98.3
72
72
97.75 and 98.25
63
63
97.8 and 98.2
59
58
97.85 and 98.15
53
47
97.9 and 98.1
57
32
97.925 and 98.075
49
20
97.95 and 98.05
41
14
97.975 and 98.025
34
14
98
29
20
Date: 2010-09-27
Page 54 of 71
No.: MH184556
Results:
Pass
Please refer to the following table for individual results.
Results for Input Immunity Outside and Inside FM Band:
Injection Port:
Antenna
Results:
Outside FM Band:-
Monitoring Port(s):-
Speaker L
Pass
Speaker R
Pass
Headphone L
Pass
Headphone R
Pass
Inside FM Band:-
Monitoring Port(s):-
Speaker L
Pass
Speaker R
Pass
Headphone L
Pass
Headphone R
Pass
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