Sharp PN-S525 Mode D'emploi page 17

Before calling for repair services, make sure following checks
for possible remedies to the encountered symptoms.
There is no picture or sound.
• Is the power cord disconnected? (See page 12.)
• Is the main power switch set to "OFF"? (See page 14.)
• Is the monitor in standby mode (the power LED illuminating
in orange)? (See page 14.)
• Make sure correct input mode is selected. (See Operation
guide.)
• If any external equipment is connected, make sure the
equipment is operating (playing back).
Remote control does not work.
• Are the batteries inserted with polarity (+,-) aligned? (See
page 13.)
• Are the batteries exhausted? (See page 13.)
• Point the remote control unit toward the monitor's remote
control sensor. (See page 13.)
• Is the menu display hidden or is operation disabled? (See
Operation guide.)
Sound from left and right speakers is reversed.
Sound is heard from only one side.
• Are audio cables connected properly? (See pages 10 and
11.)
• Make sure audio cables for external speakers are
connected properly: left and right cables may be reversed
or one of the two cables may not be connected. (See page
11.)
• Check the setting of BALANCE for AUDIO menu. (See
Operation guide.)
There is a picture but no sound.
• Is the sound muted?
• Make sure the volume is not set to minimum.
• Is the PC audio cable (commercially available) connected?
• Are audio cables connected properly?
• Is the audio signal input properly to the audio input terminal
corresponding to the selected video input terminal?
• When PC2 or AV2 is used, is the setting of HDMI AUDIO
SELECT correct? (See Operation guide.)
Unstable video.
• The signal may be incompatible.
• Try the automatic screen adjustment when the PC3 input
terminal or PC4 input terminals is used.
PC1 or AV1 does not appear properly.
• Is the setting of DVI SELECT correct? (See Operation
guide.)
• Is the input signal compatible with this monitor? (See pages
10 and 17.)
• Turn off the power to the connected equipment and then
turn the power on again.
• If the monitors are connected in a daisy chain, turn off the
power to all the monitors connected in a daisy chain and
then turn the power on again.
PC2 or AV2 does not appear properly.
• Is the setting of HDMI SELECT correct? (See Operation
guide.)
• Is the HDMI cable HDMI standard compliant? The monitor
will not work with cables that are not standard compliant.
• Is the input signal compatible with this monitor? (See pages
10 and 17.)
Troubleshooting
PC4 or AV3 does not appear properly.
• Is the setting of BNC SELECT correct? (See Operation guide.)
• Is the input signal compatible with this monitor? (See pages
10 and 17.)
Control buttons do not work.
There is no picture.
• Some kind of load noises from outside might interfere with
normal operation. Turn off the power and turn it on after
waiting at least 5 seconds, and then check the operation.
The input mode changes automatically.
• When the AUTO INPUT CHANGE is ON and no signal
is present in a selected input mode, the AUTO INPUT
CHANGE automatically changes the selected mode to a
mode where a video signal is present.
The input mode may change in the following cases:
- When a computer is in standby mode.
- When video play is stopped with a playback device.
Power LED flashes red.
"STATUS [xxxx]" appears in the corner of the screen.
• Hardware has a problem. Turn off the monitor and request
repair from your SHARP dealer.
(When STATUS ALERT is set to OSD & LED. This varies
depending on the setting.)
When "AUTO DIMMING" is displayed.
• When the internal temperature of the monitor rises
excessively, the brightness of the backlight automatically
decreases in order to prevent a further temperature rise. If
you attempt to use
the monitor is in this state, "AUTO DIMMING" is displayed
and you cannot change the brightness.
• Remove the cause of the excessive temperature rise.
The monitor sometimes makes a cracking sound.
• You may hear cracking sound from the monitor. This
happens when the cabinet slightly expands and contracts
according to change in temperature. This does not affect
the monitor's performance.
The Power LED is flashing in red and green alternately.
When "TEMPERATURE" is displayed in the corner of the
screen.
• When the internal temperature of the monitor rises
excessively, the brightness of the backlight decreases
automatically in order to prevent high-temperature-
related problems. When this occurs, "TEMPERATURE" is
displayed on the screen and the Power LED flashes red
and green alternately. (When TEMPERATURE ALERT is
set to OSD & LED. This varies depending on the setting.)
• If the internal temperature rises further, the monitor
automatically enters standby mode. (The Power LED
continues flashing red and green alternately.)
• Remove the cause of the excessive temperature rise.
- If the monitor enters standby mode due to a rise in
- Check whether the monitor is placed at a location where
- Internal temperature rises quickly if dust accumulates
to adjust the brightness while
temperature, to return to normal display, turn the power
switch off and then back on again. The monitor, however,
will enter standby mode again if the cause of the
temperature rise is not eliminated. (See page 9.)
a quick rise in temperature is likely. Internal temperature
rises quickly if the vents on the monitor are blocked.
inside the monitor or around the vents. Remove dust if
possible. Ask Sharp dealer about removing internal dust.
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