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Figure 3-9
Connect the fan unit to an external alarm panel (if applicable). Connect the alarm panel cable (P/N
Step 5
74-2603) to the 6-pole [P/N AMP 0-176125-6] connector on the front of the fan unit.
Note
Caution
Step 6
Once you have installed the fan unit, verify the following:
•
•
•
•
•
Procedure: Replace the Filter in the Fan Unit
You can replace the filter in the fan unit without removing the fiber organizer. Replacing the filter does
not affect traffic.
Warning
Do not insert your fingers into the fan tray while the fans are running.
Cisco ONS 15200 Installation, Setup, and Test Manual
3-12
Ground cable lugs (single and double)
When a fan unit is connected to an external alarm panel, you must use a jumper plug (P/N
74-3524) to plug into the 4-pole connector on the front of the fan unit.
The maximum power for a signal line is 24 V DC/300mA. Do not exceed this level when
interfacing between an external alarm panel and the fan unit.
The incoming power is within the range of –42 VDC to –56 VDC before applying power.
The green LED is lit to indicate that the fan unit has power.
Both the red and yellow LEDs are off. (If only one power source is connected or if a single fan fails,
the yellow LED will be lit. If two or more fans fail, the red LED will be lit.)
All fans are running.
The total consumption for the unit is 240mA±20mA.
Chapter 3
Installation
78-13765-01
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