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DV-B420 Digital Terrestrial Receiver
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DV-B420 Digital Terrestrial Receiver
Technical Specifications
Tuner & Channel
Input Connector : IEC 169-2, Female
Frequency Range : 174 MHz to 820 MHz
Signal Level : 35dBuV to 70dBuV
Demodulation : COFDM 2K/8K-Carrier
Input Symbol Rate : 24.1 Msymbol/s FEC Decoder
Convolutional Code Rate 3/4
MPEG Transport Stream A/V Decoding
Transport Stream : MPEG-2 ISO/IEC 13818
Transport stream Specification
Profile Level : MPEG-2 MP@ML
Input Rate : Max 90 Mbit/s
Aspect Ratio : 4:3, 16:9
Video Resolution : 720 x 576
Audio Decoding : MPEG / MusiCam Layer I & II
Audio Mode : Single channel / Dual channel / Joint
stereo
Sampling : 32, 44.1 and 48KHz
Main Resources
Main CPU : ST20(STi5518)
Flash Memory : 1Mbyte
SDRAM for MPEG :
SDRAM for SYSTEM : 8Mbyte
SDRAM for GRAPHIC :
Power Supply
Input Voltage : AC 100 ~ 230V 50/60Hz
Type : SMPS
Power Consumption : 15W MAX
Standby Power : Max. 4W
Protection : Separate internal fuse.
Troubleshooting
Check the main power cord and check that it is
plugged into a suitable power outlet.
Check whether STB is in Standby mode.
Ensure that the STB is switched on (see above).
Check the video output port (VIDEO) is firmly
connected to the TV or VCR.
Check that you have selected the correct channel or
Video Input on your TV.
Check the brightness level of the TV.
See “No Picture” above.
Check the signal level, if this is low then try to
adjust the alignment of your antenna.
See “No Picture” above.
Check the volume level of the TV and STB.
Check the Mute status of the TV and STB.
Point Remote Control Unit directly towards the STB.
Check and replace batteries.
Disconnect STB from power point for 30 seconds
and re-connect.
Adjust the direction of your antenna
Check the “Signal Strength” and the “Signal Quality” in
the channel list or channel search menu
Does not display any
message on the front panel
or STB has no power.
No Picture
Breaking Picture
No Sound
Remote Control does not operate
STB is locked and doesn’t
operate.
No or Bad Signal
Problem Solution
Something wrong with STB
About On-Screen Error Message
More Information available at http://stb.teac.com.au