eMachines H3120 Passwords, Power, Printer

Troubleshooting
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179
■Make sure that all computers are using the same Subnet Mask.
■If you assigned IP addresses to the computers, make sure that all
computers have different IP addresses. For home networks, IP addresses
should be 192.168.N.N where N is a number you assign between 0 and 254.
The first N should be the same for all computers on your network and the
second N should be different for all computers on your network.
The computer does not recognize an add-in Ethernet card
■Shut down and restart your computer.
■Make sure that you have insta lled the required software. For m ore
information, see the documentation that came with your Ethernet card.
■Reseat the card. For more informatio n, about opening yo ur computer case,
see “Opening the case” on page144. For more information about your
Ethernet card, see the documentation that came with your Ethernet card.
Your Ether net n etwor k is r unni ng sl ower t han y ou exp ect
■If your Ethernet network is running slower than you expect, check the
speed of each Ethernet component. For best results, all Ethernet
components should be standard Ethernet (10Mbps), Fast Ethernet (100
Mbps or 10/100M bps), or Gigabit Ethernet (1000Mbps or
10/100/1000Mbps). A mix ture of Ethernet, Fast Ethernet, and Gigabit
Ethernet components will result in your network running at the slowest
component speed.
Passwords
Your compu ter d oes no t acc ept yo ur pa sswo rd
Make sure that CAPS LOCK is turned off, then retype the password.
Power
Your computer will not turn on
■Make sure that your power cord is connected correctly to your computer.
■If your computer is plugged into a surge protector, make sure that the
surge protector is connected securely to an electrical outlet, turned on,
and working correctly. To test the outlet, plug a working device, such as
a lamp, into the outlet and turn it on.
■Make sure that the power cord is free from cuts or damage. Replace any
damaged cables.
Printer
The printer will not turn on
■Make sure that the printer is online. Many printers have an online/offline
button that you may need to press.
■Make sure that the power cable is plugged into an AC power source.