154 HP Jornada 680/680e User’s Guide

 

Problem

Diagnosis/Remedy

 

 

 

 

HP Jornada does

Battery power is too low to run device.

not turn on when

Connect to AC power, and then turn on

not connected to

your HP Jornada. (Charge the battery

AC power.

regularly to avoid running out of battery

 

 

power.) For information on charging the

 

 

main battery and checking battery status,

 

 

refer to the Installing the main battery section in

 

 

chapter 2.

 

 

 

 

 

Battery runs out of

You are using your HP Jornada in ways that

 

power very quickly.

drain the batteries quickly. See the

 

 

Managing battery power section in

 

 

chapter 7.

 

 

 

 

 

Backup battery has

Backup battery has not been activated.

 

been installed or

Check that the tape has been completely

 

replaced recently,

removed from the backup battery

 

but backup battery

compartment. If necessary, remove the

 

warning still appears.

cover from the backup battery compartment,

 

 

remove the tape, and reinstall the backup

 

 

battery. For more information, see the

 

 

Replacing the backup battery section in

 

 

chapter 7.

 

 

 

 

 

HP Jornada does

The HP Jornada is designed to stay on while

 

not auto-suspend

connected to a computer. This is the correct

 

when connected to

behavior. No action is needed.

 

a desktop PC or

 

 

 

when using the

 

 

 

modem.

 

 

 

 

 

 

 

HP Jornada

Main battery is too low to run device. When a

 

automatically

critically low-battery condition is encountered,

 

shuts down.

the HP Jornada initiates a safety shutdown.

 

 

Connect to AC power and charge the main

 

 

battery. Do not remove the backup battery.

 

 

 

 

 

HP Jornada does

HP Jornada is locked up. Connect the HP

 

not turn on when

Jornada to external power, and perform a

 

connected to

soft reset. (See the Resetting section in this

 

AC power.

chapter. Caution: You will lose any

 

 

unsaved data when performing a soft reset.)

 

 

 

 

 

HP Jornada locks up.

Program memory is low. For detailed

 

 

instructions on making more program

 

 

memory available, see the Memory

 

 

management section in chapter 7.