Samsung DTB-9401F, Инструкция по эксплуатации

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DTB-9401F DTB-9401F
TROUBLESHOOTING
GB-29 GB-28
D I G I T A L T E R R E S T R I A L R E C E I V E R
GB
Power supply
Type : SMPS
Input Voltage : AC 100 - 240V~, 50/60 Hz
Fuse rating : 250 V/T1.6 AH
Power Consumption : Max. 10W
Stand by : 7W
Demodulator
Type : COFDM DEMODULATION (DVB-T)
FFT : 2K OR 8K
Code Rate : 1/2,2/3,3/4,5/6,7/8
Guard Intervals : 1/4,1/8,1/16 & 1/32
RF Input
Input Connector : IEC, Female
Frequency range : 50 ~ 860 MHz
Input Signaln Level : -78 ~ -20 dBm
Loop Through : 50 ~ 860 MHz, IEC, Male
Video decoder
System decoding : MPEG 2 ISO/IEC 13818
(transport stream)
Profile and level : MPEG 2 MP@ML (4:2:2)
Data rate : 1~ 15 Mb/s
Video formats : 4:3 (normal) & 16:9 (widescreen)
Picture resolution : 720(H) x 576(V) x 50 fields/sec
Audio Decoder
System decoding : MPEG 1 ISO/IEC 11172~3 layer I & II
Audio mode : single channel, dual channel, stereo,
joint stereo
Sampling frequency : 32, 44.1, 48 KHz
N No otte e : The specification of the STB may be changed without notice in advance.
Problem Possible cause Solution of the problem
No display LED on Power cord Power cord plug in correctly
the front panel; not plugged in correctly Back switch in correctly
No power supply
No pictures on the screen Receiver in Standby mode; Set receiver to “On”;
Scart not connected tightly Check connection and correct;
to video output of television;
incorrect channel or video
Check channel and video output and
output selected on television correct (TV instruction manual)
No sound Audio cord connected Check connection and correct;
incorrectly;
Loudness level = 0;
Increase loudness on television set;
Muting active Press the MUTE key
Remote Control does not incorrect operation; Point remote control
operate directly towards the Receiver.
Batteries dead or inserted Replace batteries or insert correctly
incorrectly
Poor picture quality Signal strength too low Check the signal strength in
the “Auto Scanning” menu, correct
alignment of your antenna
On-Screen Error Message Antenna cable not connected Check connection and correct;
“Searching for signal” or not tight;
incorrect position of the
Check position and correct,
antenna; Check the signal strength in
the “Auto Scanning” menu
On-Screen Error Message Rereiver not yet set Scanning of in “Automatic scanning”
“Channel data or “Manual scanning” menu
does not exist.”
The device, packaging material (e.g. Styrofoam) and the batteries must never
be disposed of with household refuse.
Please obtain appropriate information about the regulations in your community,
and dispose of all refuse in accordance with regulations at the separate
locations provided.
In some region, the digital terrestrial signal may be weak.
So you’d better use the antenna in which the booster was built,
for watching the weak sinal channels.
You can download and upgrade the system software of the receiver
through a specific channel designated by the broadcaster.
The Distributor will provide you with more information about that.
DISPOSAL
TECHNICAL SPECIFICATIONS
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