System Status Leds; Switching Ports; Sfp+ Ports - Lenovo G8124-E Installation Manual

System Status LEDs

Switching Ports

SFP+ Ports

22
G8124-E Installation Guide
The following table describes the behavior of the system status LEDs:
Table 4. System status LEDs behavior
LED State
All Off
- Power Steady green
Flashing green
- Fans Steady green
Flashing green
1
MB - Master Steady green
1
MS - Member Steady green
Note 1: Support for the stacking feature depends on the installed firmware. To
determine whether your switch supports stacking, see the Application Guide for your
specific switch and firmware version.
Note 2: If service required is due to a stacking error, either the Master or Member
LED may be steady green, depending on the last known good state, or both LEDs
may be steady green to indicate a general stacking error.
The G8124-E contains the following switching ports:
• Twenty=-four 10 GbE SFP+ ports
SFP+ ports can be populated with optical or copper transceiver modules or
Direct-Attach Cables (DACs).
For a list of compatible transceivers and DACs, see the
The switching ports are described in the following sections. For information about
ports on the management panel, see
Statement 3
CAUTION:
When laser products (such as CD-ROMs, DVD drives, fiber optic devices, or
transmitters) are installed, note the following:
•
Do not remove the covers. Removing the covers of the laser product could
result in exposure to hazardous laser radiation. There are no serviceable
parts inside the device.
Functional Meaning
Total power failure.
Power is OK.
Power supply failure or disconnection. Service is
required.
Fans are OK.
Fan failure. Service is required.
Device is the Master in a stack.
Device is a Backup/Member in a stack.
"Management Panel" on page
2
Lenovo Networking Catalog.
20.