Chamberlain 041DJ001 Manual

1. Disconnect power.
2. Using a 1/4" socket head or Phillips screwdriver,
remove the two screws located in the bottom of the
operator that are securing the cover (Figure 1).
3. Remove cover (Figure 2).
4. Disconnect wires coming from safety reversing
sensors, door control, door lock and cable tension
monitor.
5. Disconnect 5-wire connector and both of the two wire
(gray/gray and red/black) connectors from logic
board (Figure 3).
6. Using needle nose pliers press and push BBU
connector mounting tabs up and into the panel
one mounting tab at a time (Figure 4).
7. Remove the three screws securing the logic board
bracket to opener.
8. Mount replacement logic board following the previous
steps in inverse order.
9. Position logic board inside opener and secure with
screws. Plug wire connectors into the new logic
board. When reconnecting the wire connectors, be
sure the tabs on the wire connectors are facing
towards the right side of the operator (Figure 5).
10. Replace cover and reconnect power.
11. Refer to the owner's manual for information on
programming instructions for travel limits, setting
forces, and testing the Protector System
the owner's manual for information on the cable
tension monitor and power door lock.
NOTICE: To comply with FCC and or Industry Canada (IC) rules, adjustment or modifications of
this receiver and/or remote control are prohibited, except for changing the code setting or
replacing the battery. THERE ARE NO OTHER USER SERVICEABLE PARTS.
Tested to Comply with FCC Standards FOR HOME OR OFFICE USE. Operation is subject to the
following two conditions: (1) this device may not cause harmful interference, and (2)this device
must accept any interference received, including interference that may cause undesired operation.
Models 041DJ001 and 41DJ001A-390
To prevent possible SERIOUS INJURY or DEATH from
electrocution, disconnect power to opener BEFORE
proceeding.
Figure 1
Figure 3
®
. Refer to
Screws
Figure 4
Figure 5
Logic Board Complete with Plate
5-Wire
Connector
BBU Connector
Connector
2-Wire
Connectors
Tab
Figure 2
2-Wire Connectors
Screw
BBU
Connector
5-Wire
Be sure the
wire connector
tabs are facing
towards the
right side of the
Tab
operator.