Chamberlain Merlin MJ3800 Installation And Operating Instructions Manual page 19

TO ADD, REPROGRAM OR CHANGE A KEYLESS ENTRY PIN
USING THE "LEARN" BUTTON
1. Press and release the orange
"learn" button on opener. The
learn indicator LED 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
opener LED turns off.
To change an existing, known PIN
If the existing PIN is known.
1.Press the four buttons for the present PIN, then
press and hold the # button.
The LED on the opener will turn on.
2.Press the new 4-digit PIN you have chosen, then
press Enter.
The indicator LED will turn off. Code has been learnt.
Test by pressing the new PIN, then press Enter. The
door should move.
To set a temporary PIN
You may authorise access to 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 * (star button).
2. Press the temporary 4-digit PIN you have chosen,
then press Enter.
3.To set the number of hours this temporary PIN will
work, press the number of hours (up to 255), then
press * (star button).
3.To set the number of times this temporary PIN will
open door, press the number of times (up to 255),
then press # (hash button).
The indicator light will turn off when the temporary
PIN has been learnt.
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.
3
OR
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 flash twice when the one button close is
active. The keypad will flash four times when one
button close is deactivated.
The Transmitter Battery
To prevent possible SERIOUS INJURY or DEATH:
• NEVER allow small children near batteries.
• If battery is swallowed, immediately notify
doctor.
To reduce risk of fire, explosion or chemical
burn:
• Replace ONLY CR2032 batteries.
• Do NOT recharge, disassemble, heat above
75°C or incinerate.
To replace battery, use a screwdriver blade to pry open
the case as shown. Insert battery positive side up.
Dispose of old battery properly.
or
19
Carefully
Remove Battery