ViewSonic VPW425 Service Manual page 13

SPECIFICATION
6.1 RF Sensitivity (Peak)
VHF
UHF
CATV
6.2 AFT Pull-In Range
VHF
UHF
CATV
6.3 Picture IF Rejection
VHF
UHF
CATV
6.4 Picture Image Rejection
VHF
UHF
CATV
6.5 AGC Characteristics
AGC Figure Of Merit
RF signal range in which video at PDP drops 6 dB from output level obtained
with 100mV input.
6.6 RF AGC Cut In Level
6.7 FM/AM Rejection (100mV at SIF input)
6.8 Noise Limits Sensitivity
7. RELIABILITY REQUIREMENT:
The MTBF needs 20000hrs under operation 25± ± ± ± 5℃ ℃ ℃ ℃ (half luminosity, motion picture)
8. REGULATORY REQUIREMENTS:
8.1 Safety Requirement:
a. UL
b. CSA
c. TUV
8.2 Emission Requirement:
The unit shall meet the EMI limits in all screen modes. For EMI testing, the unit must be failed
with the screen pattern consisting of scrolling capital "H" characters also the brightness
contrast will be adjusted to max. Level.
a. FCC class A part 15
8.3 Transit test
CH 2 ~ CH 13
CH 14 ~ CH 69
CH A-5 ~ CH W+29
CH 2 ~ CH 13
CH 14 ~ CH 69
CH A-5 ~ CH W+29
CH 2 ~ CH 13
CH 14 ~ CH 69
CH A-5 ~ CH W+29
CH 2 ~ CH 13
CH 14 ~ CH 69
CH A-5 ~ CH W+29
Safety of information technology equipment including
electrical business equipment
Safety of information technology equipment including
electrical business equipment
30dB Max.
30dB Max.
30dB Max.
± ± ± ± 0.6MHz Min.
± ± ± ± 0.6MHz Min.
± ± ± ± 0.6MHz Min.
50dB Min.
50dB Min.
50dB Min.
40dB Min.
35dB Min.
35dB Min.
50dB Min.
55dB ± ± ± ± 2dB
14dB min
VHF 45dB max
UHF 49dB max
2-6
VER1.0