Nortel Networks Industrial Handset - Manual (Page 15)

DECT Industrial Handset User Guide Issue 02
Galway M1 Design Support
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The keypad lock can be activated by pressing the key immediately followed by
the * key. The same operation is required to deactivate the keypad lock. ‘KEY
LOCKED’ is displayed when the keypad lock is activated.
5.4 Volume Control
The volume switch for the earpiece is located at the right hand side of the handset.
When the volume switch is pressed, the display shows the current volume setting. The
volume can be increased with the + key, it can be decreased with the - key.
5.5 Making Calls
There are a number of ways to make a phone call:
• On-hook dialing
• Off-hook dialing
• Dial a number from the personal phone book
• Redial numbers.
These methods are described in the following subsections.
5.5.1 On-Hook Dialing
On-hook dialing is used to dial a phone number using the numeric keys. On-hook
dialing allows you to check and correct the number before the call is made.
To dial a number while on-hook:
1. Use the numeric keys to type the number that has to be dialed, e.g. 4370.
Numbers entered incorrectly can be deleted with the key.