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Because more and more projects will be added in the future.
Note④:
1.5. Functional Test
Once the boards (chassis, KB, IR, PSU...) and the panel are well interconnected, plug all external generator
devices to relevant below inputs/outputs using respective test patterns format to check picture and sound quality:
Source
Analog /Digital Tuner
(VHF/UHF & CATV)
Satellite Tuner
- DiSEqC v1.0 (A, B, C, D) and Tone
Burst (A, B)
- Double LNB frequency (band change
by 22KHz Tone)
SPDIF (coxial)
PCMCIA
CMP via mini jack adaptor
(YPrPb & Audio)
AV IN share with Y,R,L
(CVBS & Audio)
Test and Alignment Specification for MT58 Series (v0 01)
Test Signal
RF cable generator
Compliant DVB-S/S2
source from generator or
dish antenna with switch
Audio Amplifier
CI CAM card adaptor
Chroma/QuantumData
generator
Chroma/ QuantumData
generator
Page 8 of 26
Test Pattern
2D - Movie 1280x720
2D - Static Picture 1920x1080
1.
Frequency Range: full band
2.
Standard: PAL / SECAM
3.
DVB-T/T2/C
2D - Movie 720x576
1.
Frequency Range: 950MHz..2150MHz
2.
Symbol Rate Range:
DVB-S
1..30MHz (for QPSK)
DVB-S2
1..45MHz (for QPSK)
1..30MHz (for 8PSK)
3.
LNB Voltage Range:
Vertical
12.85V..14.2V
Horizontal
17.6V..19.5V
4.
22KHz Tone Range
Frequency
20.5KHz..23.5KHz
Amplitude
400mV..900mV
Current
≥400mA
PCM or Dolby D+
Conax, Irdeto, Viaccess, ...
1920x1080i@60Hz
Half Color & Gray bars
1920x1080i@60Hz
Half Color & Gray bars
160523
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