102 HP Jornada 540 Series User’s Guide

Ensure the cable is securely plugged into the COM port or USB port on the back of your desktop PC. Use the cable that came with the device without any extra cables or extenders attached.

Plug the other end of the cable securely into the correct port on your device. If you are using a cradle, push your device securely into the cradle.

Display problems

If you are having trouble viewing data on your HP Jornada screen, follow these suggestions.

Screen is blank

Follow these steps if the screen remains dark or if the device does not respond when you briefly press the On/Off button:

Press the Notification button/LED to ensure that the display is on.

Adjust the display contrast and brightness. On some devices, the screen can be darkened or lightened until the device appears to be powered off. (Refer to Adjusting settings section in chapter 5).

Reset the device. After a reset, the screen remains blank for approximately 3 seconds after pressing On/Off buttons.

Charge the device by connecting to AC power.

Screen is dark

Prolonged exposure to direct sunlight may cause your device screen to temporarily darken. This is normal for LCD screens and is not permanent.

Display is difficult to see in sunlight or in dark rooms

Use HP settings to adjust contrast and brightness for optimal viewing. (Refer to the Adjusting settings section in chapter 5). In very bright light, select the Outdoor profile in HP settings. In very dark conditions, select the Low Power profile. In a dark room, you may also need to ensure that the backlight is on and/or position a lamp so that the light shines directly on the screen.

Screen is hard to read

If you are having a hard time viewing a document in Notes, try changing the size of the view. To do this, tap a zoom percentage on the Tools menu. In Pocket Word and Pocket Excel, on the View menu, tap Zoom and then select a zoom percentage. In Pocket Internet Explorer, on the View menu, tap Text Size and then select a size.