Troubleshooting; Specifications - Triax DVB C1 Bedienungsanleitung

Troubleshooting

NOTE
Digital communication involve the simultaneous transfer and processing of large amounts data.
Changing channels may take longer than for analogue devices.
Problem
1) No Video
2) No Audio
3) Receiver fails to boot.
4) Search channel fails
5) Screen shows No Signal
continuously
6) Video Freeze
7) Remote control does not
respond
8) No OSD MENU
9) Fails to Download via Serial
Port

Specifications

Tuner
RF Input Frequency
RF Loop through output
RF Input Impeadance
Input Signal Level
Constellation
Front-End Demodulator
Demodulation Capacity
Symbol Rate
Viterbi Decoding Rate
Reed Solomon Decoding
Transport Demultiplexer
Demultiplex
Max. Input Stream
PID Handling Capability
SI Filtering
Video Decoding Parameters
Video Decoding
Aspect Ratio
Resolution
- Channel Data changed.
- Execute Manual/Auto Channel Search (Please refer to the Manual for details).
- Check the audio mute controls
- Check Audio Language; Press Audio Key and try to change the language
or change Main Audio language in OSD Setup.
- Turn the unit off and then on again
- Contact the A/S Center if this problem occurs repeatedly.
- Check the signal line connection
- Check the signal line connection
- Bad Signal stream or bad channel; move to another channel - Re-apply AC
power.
- Receiver may be affected by noise from other home appliances. Move the
receiver to a different location.
- Check if the battery of Remote Control is working.
- Check SCART, ensure it is connected to your receiver and TV correctly
- RS-232 Port problem
51 ~ 858MHz
51 ~ 858MHz
75 ohm
-13dBmV ~ 15dBmV
16,32,64,128,and 256 QAM
QAM Demodulation
1.725~6.952 MS/s
1/2 , 2/3 , 3/4 , 5/6 , 7/8
FEC : 204 , 188 t =8
According to ISO/IEC 13818-1
60MHz(Serial)/7.5MHz(Parallel)
32 PID
According to DVB-SI spec (ETS 300 468)
ISO/IEC 13818-2 MP@ML
4:3, 16:9
MAX. 720 X 576
Solution
DVB C1
GB
25