Troubleshooting - Philips 55BDL1005X User Manual

9.2.

Troubleshooting

Symptom
No picture is displayed
Interference displayed on the display or
audible noise is heard
Color is abnormal
Picture is distorted with abnormal
patterns
Display image doesn't fill up the full size
of the screen
Can hear sound, but no picture
Can see picture but no sound is heard
Some picture elements do not light up
After-Images can still be seen on the
display after the display is powered off.
(Examples of still pictures include logos,
video games, computer images, and
images displayed in 4:3 normal mode)
Possible Cause
1. The power cord is 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 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.
1. The zoom mode is not set correctly.
2. Scan Mode may be set incorrectly to
underscan.
3. If the image exceeds the screen size, Scan
Mode may need to be set to Underscan.
Improperly connected source signal cable.
1. Improperly connected source signal cable.
2. Volume is turned all the way down.
3. {Mute} is turned on.
4. No external speaker connected.
Some pixels of the display may not turn on.
A still picture is displayed for an over extended
period of time
35
Remedy
1. Plug in the power cord.
2. Make sure the power switch is switched on.
3. Connect a signal connection to the display.
Move the display to another location to see is 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.
Use the Zoom mode or Custom zoom function in the
Screen menu to fine tune display geometry and time
frequency parameter.
Make sure that both video inputs and sound inputs are
correctly connected.
1. Make sure that both video inputs and sound inputs
are correctly connected.
] or [ ] button to hear sound.
2. Press [
3. Switch MUTE off by using the [
4. Connect external speakers and adjust the volume to
a suitable level.
This display is manufactured using an extremely high level
of precision technology: however, sometimes some pixels
of the display may not display. This is not a malfunction.
Do not allow a still image to be displayed for an extended
period of time as this can cause a permanent after-image
to remain on the display.
55BDL1005X
] button.