ECS Series Emergency Communication System Installation Manual 151455
4-58
4.9.2 Installing the ECS-50WBU
Follow these steps to install the ECS-50WBU.
1. Make sure that all power supplied to the ECS-DUAL50W is removed.
2. 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 as shown in Fig-
ure 4-75.
3. Using the 4 supplied screws, mount the ECS-50WBU to the standoff's as shown in Figure 4-75.
Figure 4-75 Mounting the ECS-50WBU
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