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18 Topcom Butler 3550/Twin
Topcom Butler 3550/Twin
5.11.2 Locking the keypad by the *-key (quick lock)
Press and hold the ‘*’-key for 3 seconds. The keypad will be locked.
5.11.3 Unlock the keypad
1. Press any key
2. PRESS * will appear on the screen
3. Press the ‘*’ key within 3 seconds to unlock the keypad
6 Advanced functions
6.1 Phonebook
The Phonebook allows you to memorise 50 telephone numbers and names. You can enter
names of up to 12 characters length and numbers of up to 20 digits length.
To call a correspondent whose number is stored in the phonebook, see 4.13 “Calling from
the phonebook” on page 12.
To enter alphanumerical characters, see 4.14 “Using the alphanumerical keypad” on
page 13.
6.1.1 Add an entry into the phonebook
1. Enter the menu by pressing /OK
2. Select PHONE BOOK using the up and down keys
3. Press OK
4. Select ADD ENTRY using the up and down keys
5. Press OK
6. Enter the name
7. Press OK to validate
8. Enter the telephone number
9. Press OK to validate
10. Select the desired melody (1-3) by means of the up/down key
11. Press OK to Validate
6.1.2 Modify a name or number
To modify a number in the phonebook:
1. Enter the menu by pressing /OK.
2. Select PHONE BOOK using the up and down keys.
3. Press OK.
4. Select MODIFY ENTRY using the up and down keys.
5. Press OK.
6. Move through the list of names with the up and down keys. The list scrolls in
alphabetical order.
7. Press OK when you find the name to modify.
8. Use the ‘ ’ key to go back and enter the new name .
9. Press OK to validate.
10. Enter the new telephone number.
11. Press OK to validate.