Troubleshooting - Sharp PN-CE701H Operation Manual

If you are experiencing any problem with your display, before
calling for service, please review the following troubleshooting
tips.
There is no picture or sound.
• The power LED is off.
- Is power supplied to this monitor?
- Is the power cord disconnected? (See page 14.)
- Is the main power switch off? (See page 16.)
• The power LED lights red.
- T his monitor is in standby mode. Turn on the power. (See
page 16.)
Remote control does not work.
• Are the batteries inserted with polarity (+,-) aligned? (See
page 15.)
• Are the batteries exhausted?
• Point the remote control unit toward the monitor's remote
control sensor. (See page 15.)
• Is operation with the remote control unit disabled? (See
page 36.)
The remote control unit's buttons for operating the HDMI-
connected device do not work.
• Is HDMI CEC set to On under HDMI Settings on the Image
menu?
• On this monitor, only the POWER button is enabled.
• Switch to a different input mode, and then try switching the
input mode back to HDMI.
Sound from left and right speakers is reversed.
Sound is heard from only one side.
• Are audio cables connected properly?
There is a picture but no sound.
• Is the sound muted?
• Make sure the volume is not set to minimum.
• Are audio cables connected properly?
Unstable video.
• The signal may be incompatible.
• Try the automatic screen adjustment when VGA(D-SUB) is
in use.

Troubleshooting

The video from the HDMI input terminal does not appear
properly.
• Does the HDMI cable support 4K, and is it HDMI standard
• Is the input signal compatible with this monitor? (See pages
• When connecting a device that does not support 4K Vsync
The video from D-Sub input terminal does not appear
correctly.
• Is the input signal compatible with this monitor? (See page
Control buttons do not work.
There is no picture.
• Load noises from outside may be interfering with normal
The touch panel does not respond.
• Is the USB cable connected properly?
• Did you connect your computer to the video input terminal
• Is the Touch On/Off button set to Off?
compliant? The monitor will not work with cables that are
not standard compliant.
45 and 46.)
50/60 Hz signals, set the HDMI Mode to Mode2.
45.)
operation. Turn off the main power and turn it on after
waiting at least 5 seconds, and then check the operation.
on the front when connected to TOUCH PANEL terminal 1
on the front, or to the video input terminal on the rear when
connected to TOUCH PANEL terminal 2 on the the rear?
41
E