JVC TU-FD53D Manuel D'instructions page 95

Troubleshooting
Problem
No picture.
Screen shows "No Signal".
No sound from speaker
Sound only; no image on
screen
Remote control is not
working.
The image is freezing or is
not clear.
Technical Specifications
Item
Tuner
Demodulation
Connections
Display
Possible Cause
Plug not connected to the
mains socket correctly
DVB-T cable not connected
Incorrect setting
No connection or incorrect
connection with
HDMI/SCART cable
The sound is muted.
Incorrect sound track
No connection or incorrect
connection of HDMI/SCART
cable
The programme is a radio
programme.
The battery is exhausted.
The remote control is not
pointed at unit correctly.
There is an obstruction or
you are too far from the
sensor.
The signal is weak.
Specifications
Frequency range
Input impedance
Signal input level
Antenna power
Demodulator
Coding rate
RF IN
LOOP OUT
TV SCART
HDMI output
Decoder Module
Resolution
EN-15
Solution
Connect the mains plug
correctly.
Plug in the DVB-T cable.
Set up correct parameter.
Connect the HDMI/SCART
cable correctly.
Press the Mute button or
increase the volume.
Try another sound track.
Connect HDMI/SCART cable
correctly.
Press the TV/RADIO button
to switch to TV mode.
Insert new batteries.
Aim remote control in
direction of remote sensor.
Move closer to the unit.
Strengthen the signal or
upgrade the aerial.
474 MHz – 858 MHz
75 Ohms unbalanced
-65 ~ -25 dBm
5V, Max. 100 mA
COFDM modulation QPSK, 16QAM,
64QAM constellation
LPDC + BCH 1/2, 3/5, 2/3, 3/4, 4/5,
5/6 and 7/8
IEC 60169-2 female
IEC 60169-2 male
Composite TV (CVBS), Audio L/R
Connects to an HDMI IN device
PAL, NTSC
720x576 (PAL), 720x480 (NTSC),