Troubleshooting

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.

•Is the power cord disconnected? (See page 13.)

•Is the main power switch off? (See page 15.)

•Is the monitor in standby mode (the power LED illuminating in orange)? (See page 15.)

•Make sure correct input mode is selected. (See page 17.)

•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 14.)

•Are the batteries exhausted?

•Point the remote control unit toward the monitor’s remote control sensor. (See page 14.)

•Is the menu display hidden or is operation disabled? (See page 28.)

Sound from left and right speakers is reversed. Sound is heard from only one side.

•Are audio cables connected properly? (See pages 11 to 12.)

•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 12.)

•Check the setting of BALANCE for AUDIO menu. (See page 21.)

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?

•Is the setting of AUDIO SELECT on the OPTION menu correct? (See page 22.)

•Is the setting of SPEAKER SELECT on the SETUP menu correct? (See page 22.)

Unstable video.

•The signal may be incompatible.

•Try the automatic screen adjustment when the PC D-sub input terminal or PC RGB input terminals are used.

The video from the PC/AV HDMI input terminal does not appear properly.

•Is the setting for HDMI of INPUT SELECT on the OPTION menu correct? (See page 22.)

•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 page 53.)

The video from the PC/AV DVI-D input terminal does not appear properly.

•Is the setting for DVI of INPUT SELECT on the OPTION menu correct? (See page 22.)

•Is the input signal compatible with this monitor? (See page 53.)

•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.

The video from PC D-SUB, PC RGB, AV COMPONENT, or AV VIDEO does not appear correctly.

•Is the setting for BNC or D-SUB of INPUT SELECT on the OPTION menu correct? (See page 22.)

•Is the input signal compatible with this monitor? (See page 53.)

Control buttons do not work.

There is no picture.

•Load noises from outside may be interfering 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 to adjust the brightness while 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 makes a cracking sound.

•You may occasionally hear a 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.

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Sharp PNE802, PN-E802 operation manual Troubleshooting, 49 E
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PNE802, PN-E802 specifications

The Sharp PN-E802 and its variant, PNE802, represent the pinnacle of professional display technology, designed to meet the demanding needs of various commercial environments. With a massive 80-inch diagonal screen, these displays offer an immersive visual experience, making them ideal for use in meeting rooms, conference halls, retail spaces, and control rooms.

One of the key features of the Sharp PN-E802 is its 4K Ultra HD resolution, providing stunning clarity and detail. With a resolution of 3840 x 2160 pixels, images and text appear razor-sharp, allowing viewers to see every detail, which is essential for presentations and video content. The widescreen aspect ratio enhances the cinematic experience, ideal for videos and detailed graphics.

Equipped with advanced LCD technology, the PN-E802 showcases vibrant colors and deep blacks, further enhanced by Sharp's proprietary UV2A technology. This technology improves color accuracy and enhances brightness, ensuring that images remain vivid even in well-lit environments. The display supports a wide color gamut, encompassing a broader range of colors to produce more accurate and lifelike images.

Moreover, the PN-E802 boasts an integrated digital signage function, making it suitable for dynamic content displays. Users can easily manage and update content via a USB connection, allowing for seamless integration into existing systems. This feature is particularly useful for businesses that need to display rotating advertisements or informational content.

Another noteworthy characteristic of the Sharp PN-E802 is its robust build and reliability. Designed for 24/7 operation, this display can withstand constant use without compromising performance. It also features a sleek design, making it an aesthetic addition to any corporate or public space.

Finally, connectivity options abound with the PN-E802, including multiple HDMI, DisplayPort, and DVI inputs, allowing for a versatile array of connection types. This ensures compatibility with various devices, from computers to media players, making installation and integration into existing AV systems straightforward.

In summary, the Sharp PN-E802 and PNE802 models are high-performance displays that combine advanced technology, exceptional image quality, and versatile functionality, making them an excellent choice for any professional setting. Whether for presentations, signage, or collaborative work, these displays deliver an unparalleled viewing experience that stands out in any environment.
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