Chapter 16 Technical Reference

Troubleshooting

Power Supply

Problem: The PV Unit does not operate normally after batteries are replaced.

Possible Cause

Problem with PV Unit operational settings

Recommended Action

Perform the following procedure.

1.Slide the battery switch to the REPLACE BATTERIES position, and remove the battery compartment cover.

2.Use the stylus to press the P button inside the battery compartment.

RESET

P

3.Replace the battery compartment cover, and then slide the battery switch back to NORMAL OPERATION.

4.Use the stylus to press the RESET button on the back of the unit. See “Resetting the PV Unit” for details on the reset procedure.

5.In response to the message that appears after you calibrate the touch screen and adjust the display contrast, tap No.

•Make sure you do not tap Yes. Doing so deletes all data stored in memory and returns all settings to their initial defaults.

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