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These instructions are for models RB-MD-1086-200, RB-MD-1086-1000, and RB-MD-1086-2000.
Caution: To prevent damage to the boards, always hold them by the edges.
A.
Remove the old board
1. Turn off the current main controller board.
2. Shut down the panel and disconnect the power.
3. Disconnect the power harness from the current main controller board.
4. Disconnect the ribbon cable from the current main controller board, if it is present.
5. Disconnect all input, output, and networking harnesses from the current main controller board.
6. Unscrew the seven #8-32 screws that hold the current board in place.
B.
Attach the new board
1. Secure the new board with the seven screws you removed in step 6.
2. If there are any daughter boards attached to the old board, remove them, and then install them on
the new board.
3. Connect all the input, output, and networking harnesses to the new board.
4. Connect the ribbon cable to the new board, if it is present.
5. Connect the power harness to the new board.
C.
Set the RS-485 address
1. Use DIP switches 1-6 to set the RS-485 network address. See LT-969 for details.
Each TX3 panel must have a unique RS-485 address.
See Figures 3, 4, and 5 for the location of the DIP switches.
Address 1
1
Figure 1
2. Follow the instructions under D to set JW11.
3. Follow the instructions under E or F depending on the kind of panel that you have.
1
Address 2
Address 3
8
1
8
1
8
RS-485 DIP Switch Settings
Model RB-MD-1086
Replacement Main Controller
Board Installation Instructions
Address 4
ON
OFF
1
8
LT-976A Rev 3
January 2017
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Table of Contents
Related Manuals for Mircom RB-MD-1086 Series
Summary of Contents for Mircom RB-MD-1086 Series
- Page 1 Model RB-MD-1086 Replacement Main Controller Board Installation Instructions These instructions are for models RB-MD-1086-200, RB-MD-1086-1000, and RB-MD-1086-2000. Caution: To prevent damage to the boards, always hold them by the edges. Remove the old board 1. Turn off the current main controller board. 2.
- Page 2 Set JW11 • If the panel has the MC-009 microphone, close JW11. • If the panel has the MC-012 microphone, open JW11. See Figure 2. JW11 MC-012 microphone MC-009 microphone JW11 off or open JW11 on or closed Figure 2 Microphones and JW11 If you are installing RB-MD-1086 on a Touch Screen 1.
- Page 3 Power switch (on front of door) Mounting screws DIP switches Mounting screws There are seven screws holding the main controller RS-485 address board in place. JW11 Switch 7 ON On/Off switch Mounting screw Power connector Figure 3 Installing on a TX3-TOUCH-S15-A/TX3-TOUCH-F15-A Mounting screws DIP switches Mounting screws...
- Page 4 Mounting Mounting Screw DIP Switch Settings Screws Ribbon There are seven Cable screws holding RS-485 the main address controller board in place. Switch 7 OFF On/Off Switch Mounting Screw JW11 Power Connector Figure 5 Installing on a non-Touch Screen unit LT-976A Rev 3 January 2017...
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