1: Ecs-Dual50W Board Layout; 2: Installing The Ecs-50Wbu - Honeywell Farenhyt ECS Series Manual

Emergency communication system
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Installing the ECS-50WBU
4.8.1 ECS-DUAL50W Board Layout
Figure 4.65 shows the location of the ECS-50WBU on the ECS-DUAL50W board.
ECS-50WBU
4.8.2 Installing the ECS-50WBU
Follow these steps to install the ECS-50WBU.
1.
Ensure all power supplied to the ECS-DUAL50W is removed.
2.
Secure the four standoffs supplied with the ECS-DUAL50W to the board as shown in Figure 4.66.
3.
Connect the backup amplifier cable harness (P/N 50116775-001) from the connector labeled "Backup Amplifier" on the ECS-
DUAL50W to the connector on the ECS-50WBU.
ECS Series Manual — P/N 151455:H 2/15/2022
Figure 4.65 ECS-50WBU Mounting Location
ECS Device Installation
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