Mircom LT-2067 RB-MD 1011 Installation guide

Mircom
Brand
Mircom
Model
LT-2067 RB-MD 1011
Category
Fire protection
Type
Installation guide

Mircom LT-2067 RB-MD 1011 is a replacement power supply board for FX-3500 Fire Alarm Control Panel. It's designed to replace a damaged MD-1011 Power Supply Board on an FX3500 Fire Alarm Control Panel. The kit includes all the necessary parts for the replacement, including the MD-1011 Power Supply Board, four #6-32 0.25” screws, and a ribbon cable. The installation process involves disconnecting the power supply, removing the damaged board, and replacing it with the new one. Once installed, the board provides power to the fire alarm control panel and ensures its proper functioning.

Mircom LT-2067 RB-MD 1011 is a replacement power supply board for FX-3500 Fire Alarm Control Panel. It's designed to replace a damaged MD-1011 Power Supply Board on an FX3500 Fire Alarm Control Panel. The kit includes all the necessary parts for the replacement, including the MD-1011 Power Supply Board, four #6-32 0.25” screws, and a ribbon cable. The installation process involves disconnecting the power supply, removing the damaged board, and replacing it with the new one. Once installed, the board provides power to the fire alarm control panel and ensures its proper functioning.

LT-2067 Rev 0
November 2013
RB-MD-1011 Replacement Power Supply Board for FX-3500 Fire Alarm Control Panel
The RB-MD-1011 kit comes with all the parts needed to replace a damaged MD-1011 Power Supply Board on an FX-
3500 Fire Alarm Control Panel.
Parts List
• Qty 1 ... MD-1011 Power Supply Board
• Qty 4 ... #6-32 0.25” screws
Installing the MD-1011 Power Supply Board
1. Disconnect the + and - wires from the BATTERY terminals on the MD-1011(refer to Figure 1 for locations of
connectors and terminals)
.
2. Disconnect the AC power going to the FX-3500 panel.
3. Perform the following steps (refer to Figure 1 for locations of connectors and terminals):
• Disconnect the ribbon cable from P2 on the MD-1011.
• Disconnect the MD-579 power harness from P4 on the MD-1011.
• Disconnect the + and - wires from the BRIDGE terminals on the MD-1011.
• If there is a harness connected to TS1 on the MD-1011, disconnect it.
4. Remove the four screws securing the MD-1011 to the back plate.
5. Remove the damaged MD-1011 and replace it with the new MD-1011.
6. Secure the new board with either the four screws provided or the screws you removed in step 4.
NOTE: Ensure that you secure the ground wire to the upper right corner of the board (see Figure 1).
7. Make the following connections:
• Connect the ribbon cable to P2 on the MD-1011.
• Connect the MD-579 power harness to P4 on the MD-1011.
• Connect the red wire from the + connector on the bridge rectifier to the + BRIDGE terminal on the MD-1011.
NOTE: The + connector on the bridge rectifier is in a different orientation with respect to the other connec-
tors. Specifically, the + connector is perpendicular to the other three connectors.
• Connect the black wire from the - connector on the bridge rectifier to the - BRIDGE terminal on the
MD-1011.
• If there was a harness connected to TS1 on the MD-1011, connect it.
8. Connect the AC power to the FX-3500 panel.
9. Connect the + and - wires from the batteries to the + and - BATTERY terminals on the MD-1011.
NOTE: This is a replacement module for a damaged board. Battery calculations do not have to be updated.
Figure 1: Location of connectors and terminals on the MD-1011 Power Supply board.
MD-1011
#6-32 x .25
SCREWS (X4)
TO BATTERIES
RIBBON CABLE
MD-579
+
−
+
+
−
TS1
BATTERY
−
BRIDGE
P2
P4
MD-1011
GROUND WIRE
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Mircom LT-2067 RB-MD 1011 Installation guide

Mircom
Brand
Mircom
Model
LT-2067 RB-MD 1011
Category
Fire protection
Type
Installation guide

Mircom LT-2067 RB-MD 1011 is a replacement power supply board for FX-3500 Fire Alarm Control Panel. It's designed to replace a damaged MD-1011 Power Supply Board on an FX3500 Fire Alarm Control Panel. The kit includes all the necessary parts for the replacement, including the MD-1011 Power Supply Board, four #6-32 0.25” screws, and a ribbon cable. The installation process involves disconnecting the power supply, removing the damaged board, and replacing it with the new one. Once installed, the board provides power to the fire alarm control panel and ensures its proper functioning.

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