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IACP-4000 User Manual 16

Chapter 3 Alarm Board

The alarm board is located under the cooling fan section. It gives an

audible alarm when:

1. Any power supply module of redundant power supply fails

2. One of the cooling fans fai1s

3. Temperature inside the chassis rises

4. A problem occurs in one of the backplane voltage levels

The detailed layout and specification of the alarm board are as follows:

3.1 Alarm Board Layout

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