Netgear GSM7212 설치 설명서
Managed Layer 2 Switches GSM7212, GSM7224, and GSM7248 Hardware Installation Guide
Introduction
2-5
v1.0, March 2006
GSM7248 Rear Panel
The rear panel has a standard AC power receptacle for the supplied power cord.
Safety Instructions
Use the following safety guidelines to ensure your own personal safety and to help
protect your system from potential damage.
protect your system from potential damage.
To reduce the risk of bodily injury, electrical shock, fire, and damage to the
equipment, observe the following precautions.
equipment, observe the following precautions.
•
Observe and follow service markings.
–
Do not service any product except as explained in your system
documentation.
documentation.
–
Opening or removing covers that are marked with the triangular symbol
with a lightning bolt may expose you to electrical shock. Only a trained
service technician should service components inside these compartments.
with a lightning bolt may expose you to electrical shock. Only a trained
service technician should service components inside these compartments.
10/100/1000
ports (two
LEDs)
ports (two
LEDs)
Speed (left)
• Green: Link in 1000 Mbps.
• Yellow: Link in 100 Mbps.
• Off: Link in 10 Mbps.
Link or Activity (right)
• Green: Link is up.
• Blinking green: The port is sending or receiving packets.
• Off: No link is detected.
• Green: Link in 1000 Mbps.
• Yellow: Link in 100 Mbps.
• Off: Link in 10 Mbps.
Link or Activity (right)
• Green: Link is up.
• Blinking green: The port is sending or receiving packets.
• Off: No link is detected.
SFP port
(1,000 Mbps
only)
only)
• Solid green: Link is up.
• Blinking green: The port is sending or receiving packets in link up
• Blinking green: The port is sending or receiving packets in link up
status.
• Off: No link is detected.
Figure 2-6
Table 2-3.
GSM7248 LED Description
(continued)
Power