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3com S7906E Guide D’Installation Rapide

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1-24 
Item 
Specifications 
Number of connectors 
1 
Interface speed 
10/100 Mbps, half/full duplex 
Connecting cable and maximum 
transmission distance 
Category-5 twisted pair, with a maximum transmission 
distance of 100 m (328.08 ft.) 
Function 
Used for switch software upgrade and network management 
 
 describes the status LED of the 10/100Base-TX Ethernet port. 
Table 1-29 Description of the status LED of the 10/100Base-TX Ethernet port 
LED 
Description 
LINK 
z 
OFF: No link is present. 
z 
ON: A link is present. 
ACT 
z 
OFF: No data is being transmitted or received. 
z 
Blinking: Data is being transmitted or received. 
 
System LEDs 
z 
System status LEDs 
The LEDs on the card panel indicate the statuses of the power modules, fan tray, LPUs, and 
LSQ1CGP24TSC0 itself. 
z 
Power status LEDs 
PWR: The power status LEDs show the status of the power modules. 
Table 1-30 Description of the power status LEDs 
LED 
Description 
z 
ON: The power modules operate normally. 
OK 
z 
OFF: The power module is faulty or out of position. 
z 
ON: At least one power module is faulty or switched off. 
FAIL 
z 
OFF: The power modules are operational or out of position. 
 
z 
Fan status LEDs 
FAN: The LEDs shows the status of the fan tray. 
Table 1-31 Description of the fan status LEDs 
LED 
Description 
OK 
z 
ON: The fans operate normally. 
z 
OFF: The fans are faulty or out of position. 
FAIL 
z 
ON: The fans are faulty or out of position. 
z 
OFF: The fans operate normally. 
 
z 
LPU status LEDs (SLOT0, SLOT1, and SLOT2) 
SLOT0, SLOT1, and SLOT2: The LPU status LEDs indicate the status of the LPUs seated in these 
three slots.