Chapter 3: identifying external components, 3 power on, 1 front panel – LevelOne GSW-2457 User Manual
Page 8: 2 rear panel

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GSW-1657/2457
Gigabit Ehternet Switch
2.3 Power On
GSW-1657/GSW-2457 16/24-port Gigabit Ethernet Switch is powered by AC
power supply. Powering on the Switch, it will automatically initialize and
its LED indicators should respond as follows:
All of the Link/Act and 1000Mbps LED indicators will flash momentarily
11
for one second, which represent a resetting of the system.
The Power indicator will light up.
21
The FAN LED indicators will light up.
31
If the LED indicators don't respond as described above, please check the
power supply and connection.
Chapter 3: Identifying External Components
This Chapter describes the front panel, rear panel and LED indicators
of the Switch. GSW-1657 and GSW-2457 just differ in the number of LED
indicators and ports and all figures in this guide are of GSW-2457.
3.1 Front Panel
The front panel of the GSW-2457 consists of switch LED indicators, 24
10/100/1000Mbps RJ-45 ports.
Figure 3-1 GSW-2457 Switch Front Panel sketch
3.2 Rear Panel
The rear panel of the GSW-2457 only features a power receptacle, which is
an AC power receptacle. Connect the female of the power cord head here,
and the male head to the AC power outlet.
POWER
2
4
6
8
1
3
5
7
9
11
13
15
10
12
14
16
20
17
19
21
23
18
22
24
FAN
GSW-2457 24-Port Gigabit Ethernet Switch
10 12 14 16
9 11 13 15
18 20 22 24
17 19 21 23
Link
Link
Act
Act
1000Mbps
1000Mbps
2
4
6
8
1
3
5
7