Chapter 4-troubleshooting, Trouble shooting – Acer ALW-3016 User Manual

Page 12

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Symptoms

Possible Reason

Suggestion

All LEDs are off.

The hub is not receiving

1. Check if the power adapter

DC power.

plug is securely fastened into the
AC outlet.
2. Contact you vender if still
unworkable.

Fan Err. LED is

The fan is dead or work

1. Check your fan, maybe you

blinking or down

abnormal

should have a new fan.
2. Contact the vender

LNK LED of a

1.The UTP cable is not

1. Check the cable connection

connected port

securely connected

is off.

2.The port is bad

2. Try to connect another port

3.If the other party is a PC,

3. Check if the network interface

the Network Interface

card (NIC) were installed

Card (NIC) could be not

properly.

working
4.If the other party is

4. Make sure ALW-3016 normal

a hub or LAN switch,

port is connected to the other

the connected ports signal

hub's (or switch's) uplink port,

could be cross-over

and ALW-3016 uplink port is

connected the other's normal port.

5.The UTP cable is broken,

5. Try another normal cable.

or it is cross-overed cable.

100 LED is not lit

The auto-negotiation

1. Check if you force the connection

when connected

function is failed between

equipment in specific mode.

to a 100 NIC or

ALW-3016 and the other

If, yes, then free it to auto-negotiation

100Hub (but LNK

part

2. Un-plug the UTP cable from

LED is lit.)

ALW-3016 and plug-in again.
3. Check if the NIC is setted to
auto-negotiation mode.
4. Check if the other hub is set
to auto-negotiation mode
5. If the above steps does not
work, it is an interoperability
problem, contact your vender.

4. Trouble shooting

9

User's Manual

new ALW-3016-UM 10/13/99 11:27 AM ›¶›– 9

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