Huawei Quidway S3700 Series Manual page 62

Quidway S3700 Series Ethernet Switches
Hardware Description
Figure 6-5 Appearance of the 170 W DC power supply unit
1. Handle
Table 6-6 Description of the 170 W DC power indicators
Name
INPUT
OUTPUT
Figure 6-6
Figure 6-6 Appearance of the 170 W AC power supply unit
1. Handle
Issue 02 (2011-11-21)
1 2 3
shows the appearance of the 170 W AC power supply unit.
1 2 4
3
2. Indicator
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2. Indicator
Status
Green
Off
Green
Blinking green
Off
3. Switch
6 List of Indicators
3. DC jack
Description
The DC input power is within
range.
The DC input power is out of
range or no DC input power.
The DC output power is
within range.
The output power is out of
range, for example,
overvoltage, overcurrent, or
short circuit occurs.
The DC output power is out
of range.
4. AC jack
56