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3.3.7 EMC
Item Condition Spec OK
N.A
Remark
Electric
Band 1 < 10 V/m
Band 2 < 1 V/m
√
TCO03
Magnetic
Band 1 < 200nT
Band 2 < 25nT
√
FCC part 15J class B
EMI
EN55022 class B
After Mass production
under 1dBuv for constant
measure. Besides DNSF
and VCCI class-2 are
optional.
√
3.3.8 Reliability
Item Condition Spec OK
N.A
Remark
MTBF Prediction Refer to MIL-217F > 60,000 Hours
√
Excluding
CCFL
CCFL Life time
At 25±2 , under
к
7.0mA
40,000 Hours (min)
√
See Note-4
Note-4: CCFL lifetime is determined as the time at which brightness of lamp is 50%. The
typical lifetime of CCFL is on the condition at 7.0mA lamp current.
3.3.9 Audio performance
Item Condition Spec OK
N.A
Remark
Preamp + Power amp
(1)Output power
1 Wrms/CH @ 1KHz
√
(2)THD (@ 1W)
<1%
√
(3)S/N ratio
>40dB
√
Speaker Driver
(1)Nominal impedance
8 ohm
√
(2)Rated input power
1 W/CH
√
(3)Frequency response
500~20KHz SPL-10dB
√
(4)Output sound pressure
level
80 ± 3 dB (1W 0.5M)
√
(5)Dimension of box
63x25x13mm
2
√
Audio Control
(1)Volume range
0 ~100 levels
√
(2)Mute
On/Off
√