Checking battery capacity | Nortel Networks 7420 guide

If the handset is turned off when placed in charger, only the LED indicates the charging. When handset is turned off, the LED flashes at a low frequency while charging and lights constantly when the charging is finished. There will be no reaction for incoming calls.

If the handset is turned on when charging, the display shows the charging status. The display goes back to normal mode when fully charged. It will not vibrate. Auto-answer is inactive. The handset reacts normally for incoming calls.

It is necessary to recharge the battery when the display shows BATTERY LOW, or if the handset cannot be turned on. When the battery is fully discharged, up to 10 minutes may pass before charging begins (display lights up). When the charger begins the charging, status is shown in the display if the handset is turned on.

Checking battery capacity

In the BATTERY MENU it is possible to see the remaining battery capacity.

For reading the correct capacity, the handset has to be removed from the charger for at least one hour.

1Press MENU ( ) and use the < or > keys to reach the BATTERY MENU.

2Press OK to enter the BATTERY MENU, and see the current status of the battery capacity.

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Nortel Networks 7420 manual Checking battery capacity

Contents

Nortel Digital Mobility Handset User Guide Stop Contents Page Handset information Getting Started Battery information Installing battery Charging battery Checking battery capacity Battery disposal Display Headset connector Microphone Active Key Menu keyIdle menu On hook idle Off hook active Key On hook idle Handset displayActive On/Off hook key ActivePage Display backlight Display softkeys Adjusting speaker volume Turning the handset ON/OFFChanging Menu Language Profile set-up Customizing handset Description of profile functions Language On hook dialling pre-dial Dial directly Redial Dial from your phone book Hold a call Answering calls Mute a call Making or answering a second callTo answer a second call while on another call To hold a call and make a second call To view, reply and listen to your messages Replying to messages Menu structure Moving around in the Menu See also Redial on Redial MENU, using the key MSF-MAIL Menu by pressing R with a long key press Using the alphanumeric keyboard Using phone book Key Capital letter Small letter Storing a number Reading Book numbers Storing from Redial list Deleting numbers Changing numbers Deleting from Redial list Using text messages MSF Reading a MSF mail Forwarding a MSF mail Replying a MSF mailDeleting all MSF mails Deleting a MSF mail Writing a MSF mail Locking/unlocking a MSF mail Silent Shortcuts Information Troubleshooting Important Safety Instructions and Product Information Intrinsic safety Spare parts and accessoriesExposure to sunlight, heat and moisture Battery Precautions Power failurePage Page Menu language Menu profile set-up Menu structure Menu mail Menu phone book storing a number Menu phone book reading, deleting, editing a number HD ED1