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The following table provides the status and description of the LEDs:
LED
POWER
CPU LED
LINK/ACT
10/100/1000Mbps
SFP(LINK/ACT)
3.4
Rear Panel
Located on the rear panel is the RS-232 DB-9 interface which is used for switch management
configuration.
RS-232 DB-9 Connector
3.5
Optional SFP Modules
If the SFP modules are installed, ports 7 and 8 can no longer be used for 10/100/1000 copper
connection. The following lists the SFP modules that are available for the GSM2108 and
GSM1008-2SFP switches:
SFP-1000SX-LC – multimode fiber transceiver with LC connector
SFP-1000LX-LC-10 – singlemode (10km) fiber transceiver with LC connector
SFP-1000LX-LC-30 – singlemode (30km) fiber transceiver with LC connector
Waters Network Systems
Color
System LED
Green
Lit when +5V DC power is on and good
Green
Blinks when CPU is active
10/100/1000Ethernet TP Port 1 to 8 LED
Lit when connection with remote device is good
Green
Blinks when any traffic is present
Off when cable connection is not good
Lit green when 1000Mbps speed is active
Green/
Lit amber when 100Mbps speed is active
Amber
Off when 10Mbps speed is active
1000SX/LX Gigabit Fiber Port 7, 8 LED
Lit when connection with the remote device is good
Green
Blinks when any traffic is present
Off when module connection is not good
Figure 3.3 - Rear View of GSM-2108
User's Manual
GSM-2108/GSM-1008SFP
Function
Table 3-1
AC Line 100-240V 50/60 Hz
Page 9
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