Troubleshooting – Canon DP-V2421 4K Reference Display User Manual

Page 133

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133

Troubleshooting

Troubleshooting

Symptom

Cause and Action

Power does not turn on.
(Power indicator does not turn on.)

• Press the button.
• Check that the AC power cord is connected correctly.
• Brightness of the power indicator may be turned off. Turn it on and

check once more.

12
21

103

The screen is dark.

When the power indicator does not turn on:
• Press the button.
• Check that the AC power cord is connected correctly.

12
21

When the power indicator is lit orange:
• Press the button.

12

When the power indicator is flashing orange:
• Flashing once every 3 seconds : Contact Canon Customer Center.
• Flashing twice every 3 seconds :

- Turn on the power with the button.
- The temperature of the display rises (or falls) depend on operation

environment. Check the environmental conditions (

109) and do not use

in direct sunlight.

- If the power still does not turn on, contact Canon Customer Cente.

12

109

The image does not display.

• Set each item in "Channel Settings" according to input signa.

64

The 3G-SDI RAW signal image does not
display.

• At times the 3G-SDI RAW signal image may not display, depending on

the type of the Cinema EOS camera. Refer to the Canon website for a
list of supported products.

There is a blank area when set to Quad
Input/Dual Input.

• There may be no input signal. Look at the display area icon in the

interface area and check that the input area and signal cables are
properly connected.

Signals with different resolution or frequency may be input from

each terminal. Check the signal.

Some combinations are not supported. Check the signal.

19

65, 108

The image appears to be delayed.

When "Reduce Backlight Flash" is set to "On", the displayed image may be
delayed depending on the scene. In such case, change the setting to "Off.

104

Video paused temporarily

The screen may pause when running "Capture" via a web browser. When
"Capture" is complete, or turning "Web"

"Control" to "Off" will return to

normal scree.

38

Screen is too bright/dark.

• Adjust the "Contrast" on the OSD menu.
• There is a limit on the service life of LCD backlight. If the screen

becomes dark or starts flickering, contact Canon Customer Cente.

49

Burn-in image appears.

• This is a characteristic of the LCD panel and you should avoid displaying

stationary image for a long time.

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