Troubleshooting - Hisense 32B4E30T User Manual

8.2.

Troubleshooting

Symptom
No picture is displayed 1. The power cord is
Interference displayed
on the display or an
audible noise is heard
Color is abnormal
Picture is distorted
with abnormal patterns
Can hear sound, but
no picture
Can see picture but no
sound is heard
Cleaning and Troubleshooting
Possible Cause
disconnected.
2. The main power
switch on the back
of the display is not
switched on.
3. The selected input
has no connection.
4. The display is in
the standby mode.
Caused by surrounding
electrical appliances or
fluorescent lights.
The signal cable is not
connected properly.
1. The signal cable
is not connected
properly.
2. The input signal
is beyond the
capabilities of the
display.
Source signal cable is
connected improperly.
1. Source signal
cable is connected
improperly.
2. Volume is turned
all the way down.
3. {Mute} is turned
on.
4. No external
speaker is
connected.
Remedy
1. Plug in the power cord.
2. Make sure that the power
switch is switched on.
3. Connect a signal connection to
the display.
Move the display to another
location to see if the interference is
reduced.
Make sure that the signal cable is
attached firmly to the back of the
display.
1. Make sure that the signal cable
is attached firmly.
2. Check the video signal source
to see if it is beyond the range
of the display. Please verify its
specifications with this display's
specification section.
Make sure that both video inputs
and sound inputs are correctly
connected.
1. Make sure that both video
inputs and sound inputs are
connected correctly.
2. Press [
sound.
3. Switch MUTE off by using the
[ ] button.
4. Connect external speakers and
adjust the volume to a suitable
level.
30
] or [ ] button to hear