To Add, Reprogram Or Change A Keyless Entry Pin - Chamberlain WHISPER DRIVE Security+ HD900D Owner's Manual

NOTE: Your new Keyless Entry must be programmed to operate your garage door opener.
USING THE "LEARN" BUTTON
1. Press and release the "learn" button on
motor unit. The learn indicator light will
glow steadily for 30 seconds.
2. Within 30 seconds, enter a four digit
personal identification number (PIN) of your
choice on the keypad. Then press and hold
the ENTER button.
3. Release the button when the motor unit
lights blink. It has learned the code. If light
bulbs are not installed, two clicks will be
heard.
To change an existing, known PIN
If the existing PIN is known, it may be changed by one person
without using a ladder.
1. Press the four buttons for the present PIN, then press and hold
the # button.
The opener light will blink twice. Release the # button.
2. Press the new 4-digit PIN you have chosen, then press ENTER.
The motor unit lights will blink once when the PIN has been learned.
Test by pressing the new PIN, then press ENTER. The door should
move.
To set a temporary PIN
You may authorize access by visitors or service people with a
temporary 4-digit PIN. After a programmed number of hours or
number of accesses, this temporary PIN expires and will no longer
open the door. It can be used to close the door even after it has
expired. To set a temporary PIN:
1. Press the four buttons for your personal entry PIN (not the last
temporary PIN), then press and hold the ✽ button.
The opener light will blink three times. Release the button.
2. Press the temporary 4-digit PIN you have chosen, then press
ENTER.
The opener light will blink four times.
One Button Close: Opener can be closed by pressing only the ENTER button if the one button close feature has been activated. This
feature has been activated at the factory. To activate or deactivate this feature press and hold buttons 1 and 9 for 10 seconds. The
keypad will blink twice when the one button close is active. The keypad will blink four times when one button close is deactivated.

To Add, Reprogram or Change a Keyless Entry PIN

USING THE DOOR CONTROL
NOTE: This method requires two people if the Keyless Entry is
already mounted outside the garage.
1. Press the Prog <Learn> button on the door
control.
2. Press the Prog <Learn> button again to
confirm Learn Mode.
3. Enter a four digit personal identification
number (PIN) of your choice on the keypad.
Then press ENTER.
4. When the motor unit lights blink, it has
learned the code. If light bulbs are not
installed, two clicks will be heard.
3. To set the number of hours this temporary PIN will work, press
the number of hours (up to 255), then press ✽.
3. To set the number of times this temporary PIN will work, press
the number of times (up to 255), then press #.
The opener light will blink once when the temporary PIN has been
learned.
Test by pressing the four buttons for the temporary PIN, then press
ENTER. The door should move. If the temporary PIN was set to a
certain number of openings, remember that the test has used up one
opening. To clear the temporary password, repeat steps 1-3, setting
the number of hours or times to 0 in step 3.
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