2 reset main control board resident programming – DoorKing 1820 User Manual
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4.2.2 Reset Main Control Board Resident Programming
This programming sequence will reset the programming specific to each resident to the 1885 main
control board factory default values. This function will take about 5 minutes to complete. The power
LED on the main control board will flash during the process. The LED becomes steady ON when
completed.
NOTE: This command will perform command function 91 (4.2.1) automatically.
1. Take the doorman telephone off hook.
2. Press *90 and enter the four-digit MASTER CODE _ _ _ _ (beep).
3. Enter 9 9 9 9 then press * (beep).
4. Hang up the doorman telephone to end the programming session.
Function Section Default
Description
18
3.2.3
Turns off doorman / lobby call option
15
3.2.4
Delete all directory code programming
11
3.3.3
Delete all preprogrammed phone numbers
00
3.4.3
Delete all entry codes
21
3.5.2
0
Do not disturb timer OFF
22
3.5.3
0
Scheduled do not disturb OFF
Scheduled do not disturb set to 12:00 AM – 06:00 AM
Sunday - Saturday
23 3.5.4
39
3.6.2
0
Call forward OFF
49
3.6.4
Delete all call forwarding numbers
48
3.6.7
Delete all area code programming
43
3.7.3
0
Virtual doorman OFF
1820-065-B-2-06
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