Figure 2-5 Appearance of the 500 W AC PoE power supply unit
1. Indicator 2. Handle 3. Fan 4. Switch 5. AC jack
Table 2-1 describes the meanings of the indicator.
Table 2-1 Description of the AC PoE power indicators
Name Status Description
INPUT Green The input power is within
range.
Red The input power is out of
range, for example:
l Undervoltage
l Overvoltage
Off The power cable is loose or
no input AC power is
provided.
OUTPUT Green The AC output power is
within range.
Red The output power is out of
range, for example:
l Abnormal power fan
operation
l Output overvoltage
l Output overcurrent
l Short circuit
l Overtemperature
Off
The power cable is loose or
no input AC power is
provided.
2.3.3 Technical Specifications
2 Power Supply Unit
Quidway S3300 Series Ethernet Switches
Hardware Description
2-6 Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Issue 01 (2011-01-30)
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