Problems And Solutions; Technical Details - Marmitek MEGAVIDEO 55 Mode D'emploi

9.

Problems and solutions

No picture, no sound.
The picture is far too bright.
The picture is far too dark.
Interference with other channels. Select a different channel, preferably the middle channel
Sound is distorted.
Infrared does not work.

10. Technical details

System:
Input:
Output level:
Freq. Range:
Input connection loss:
Infrared reception:
Audio carrier wave:
Audio frequency range: 50 – 15 kHz
Supply voltage:
Dimensions (mm):
Modulation method:
MEGAVIDEO55
tm
a. Check that all cables are correctly connected.
b. Check that the channel has been set correctly.
c. Check that the test pattern is received correctly.
Check that the jumper switch has been correctly
connected.
Check that the jumper switch has been correctly
disconnected.
of 3 empty channels in the band.
Turn down the volume on the connected appliance.
a. Check that the infrared eye is in the correct position
on the sensor.
b. Check that the metal part of the infrared receiver is
correctly connected.
c. Check that the aerial wall outlets, aerial amplifiers
and splitters that are fitted IN the cabling between
your bedroom and living room are "return channel"
compatible (5 - 30 MHz).
PAL B/G
Video, Audio L+R (stereo carrier wave 5.5 – 5.742 MHz)
82 dBµV at 75Ω
UHF: 470 – 862 MHz
Channel 21 - 69
< 1.5dB @ 800 MHz
≤ 40 kHz
5.5 and 5.742 MHz
DC 9V / 300 mA
85.8 x 68.4 x 21.3
Double sideband modulation
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