Wacom PL-521, DTF-521 manual Display troubleshooting, General display problems

DTF521_Manual.fm Page 31 Tuesday, February 28, 2006 10:36 AM

Display troubleshooting

If you encounter problems with the DTF-521/PL-521 display, refer to the following tables; your problem may be described here and you can try the solution offered. For additional information about color issues, refer to the documentation that came with your operating system or applications.

General display problems

No display. The power LED is off.	• Verify that the AC power cable is connected, and that the
		DTF-521/PL-521 power switch is turned on.
No display. The power LED is lit	•	Check the contrast, brightness, and backlight controls. Adjust as
blue.		necessary, or open the OSD menu, go to the RESET menu and select
		the RECALL option.
The power LED is lit orange.	•	Your computer may be in a power management mode. Touch the
The following message appears		pen tip to the display screen, move the mouse, or depress any key on
		your keyboard.
briefly on your display screen:
	• Turn off both your computer and the DTF-521/PL-521 pen display,
		and check the video cable for bent or broken connector pins.
		Then properly connect the video cable and turn on the pen display
		and your computer.
	• Verify that the video card is properly installed.
The following message appears	• Check that your computer is turned on.
briefly on your display screen:	• Verify that you are using the video cable that came with the
		DTF-521/PL-521.
	• Check that the DTF-521/PL-521 video cable is fully connected.
	• Turn off both your computer and the DTF-521/PL-521 pen display,
		and check the video cable and any video adapters for bent or broken
		connector pins. Then properly connect the video cable and any
		necessary adapters.
The following message appears	• The input signal frequency is incorrectly set or not compatible with
briefly on your display screen:		the DTF-521/PL-521. For XGA, set the refresh rate (vertical
		frequency) between 45 and 70 Hz. For other modes, set the
		frequency to some value between 45 and 75 Hz. If your video card
		driver supports adjustment of the horizontal frequency, make sure it
		is set to some value between 30 and 57 kHz. On a single monitor
		system you will need to connect a different display to change the
		refresh rate.
	• The resolution is set too high (1024 x 768, maximum).
	• The refresh rate is set too high (70 Hz maximum for XGA, and 75 Hz
		maximum for other modes).
	• Set the display properties to detect plug and play monitors.
The following message appears	•	The maximum refresh rate in XGA mode is 70 Hz. Set the refresh
briefly on your display screen:		rate (vertical frequency) to some value between 45 and 70 Hz.

Troubleshooting page 31