Technical Specifications - Lenco TFT-1028 Manual Del Usuario

Technical Specifications

Item Sub Item
Input Frequency
RF Input level
Tuner
IF Bandwidth
Modulation
Decoder Format
Video
Output Port
Decoder Format
Audio
Audio output
Voltage
Power
Working Power
Troubleshooting
Problem Potential Reasons
No picture Power isn't connected
The power switch is not on
Screen shows No Signal DVB-T cable not connected
Incorrect setting
No sound from speaker No or incorrect connection with audio
cable
Sound on mute
Incorrect sound track
Only sound, no image No or incorrect connection with AV
on the screen cable
The program is a radio program
Remote Control is not The battery is exhausted
responding
Remote Control is not facing or close
enough to the Set Top Box
The image stopped The signal is too weak
suddenly or mosaic
Remark about reception of HD channels: the reception of HD
DVB-T channels requires a better signal than normal SD quality
channels. For that reason the TV should be positioned at places
where the reception quality is higher. If the reception is not
strong enough, the image of HD channels can be interrupted or
from bad quality.
Parameter
170 ~ 230MHz
470 ~ 860MHz
-25 ~ -80dBm (64QAM)
-10 ~ -75dBm (256QAM)
7MHz and 8MHz
QPSK, 16QAM, 64QAM, 256QAM
MPEG4 AVC/H.264 HP@L4
HEVC/H.265 HT@L4
MPEG2 [email protected]
CVBS, HDMI
MPEG-1 (layer1&2&3)
Stereo
DC 9V (1.5 A)
≤ 10W
14
What to do
Connect the power
Switch on the power
Plug in the DVB-T cable
Reset setting
Connect the audio cable correctly
Turn off mute function
Try another sound track
Make sure cables are connected
correctly
Press < TV/RADIO > key to shift into
TV mode
Change battery
Adjust the position of the Remote
Control and move closer to the unit
Strengthen the signal