640 Icon LCD Keypad 21n
If your keypad emits a rejection beep, you may have chosen an
existing user code or you don’t have access to the User Option
or area.
7.2.1 Erasing Access Codes
Table 4: User Options
8. Program the Access Level (Table 6 on page 23).
9. Program the Schedule Assignment (Table 7 on page 23).
10. Program the Access Control User Options (Table 8 on page 24).
When finished, press the [] key or the [
S] key.
11. Enter Access Card’s serial number. Press the [] or [
S] key
to save all the changes and exit.
Press the []
key at any point to exit without saving. Navigate
through the procedure using the [
S] (forward) or [T] (back) keys.
How do I erase an existing access code?
1. Perform steps 1 to 4 on page 20.
2. Press the []
key in steps 5 to 11 on pages 20 and 21.
3. Press the [] key to save and exit.
Press option ON/OFF Option Description
[1] [2]
Master Feature
OFF OFF (default)
Disabled
OFF ON Disabled
ON OFF
Master feature enabled
Modifies user codes only
ON ON
Full Master feature enabled
Create or modify other user codes, User
Options, and Area Assignment according to
its own User Options and Area Assignment.
DGP2640_EU00.fm Page 21 Friday, April 8, 2005 11:28 AM