Troubleshooting – Samsung CLP-775 SERIES User Manual

Page 38

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Network setup_ 38

For example,

3. Click Login on the upper right of the SyncThru™ Web Service website.
4. Type in the ID and Password then click Login.

ID: admin

Password: sec00000

5. When the SyncThru™ Web Service window opens, click Network

Settings.

6. Click Wireless > Custom.

You can also turn the Wi-Fi network on/off.

Troubleshooting

Problems during setup or driver installation

Printers Not Found

Your machine may not be turned on. Turn on your computer and the

machine.

USB cable is not connected between your computer and machine.

Connect machine to your computer using the USB cable.

The machine does not support a wireless network. Check the

machine's user's guide included on the software CD supplied with

your machine and prepare a wireless network machine.

Connecting Failure - Not Found SSID

The machine is unable to search the network name (SSID) you have

selected or entered. Check the network name (SSID) on your access

point and try connecting again.

Your access point is not turned on. Turn on your access point.

Connecting Failure - Invalid Security

You configured security incorrectly. Check the configured security on

your access point and machine.

Connecting Failure - General Connection Error

Your computer is not receiving a signal from your machine. Check

the USB cable and your machine’s power.

Connecting Failure - Connected Wired Network

Your machine is connected with a wired network cable. Remove the

wired network cable from your machine.

PC Connection Error

The configured network address is unable to connect between your

computer and machine.

-

For a DHCP network environment
The receives the IP address automatically (DHCP) when

computer is configured to DHCP.

-

For a Static network environment
The machine uses the static address when the computer is

configured to static address.
For example:
If the computer’s network information is as shown below:

-

IP address: 169.254.133.42

-

Subnet Mask: 255.255.0.0

Then, the machine’s network information should be as below:

-

IP address: 169.254.133.43

-

Subnet Mask: 255.255.0.0 (Use the computer’s subnet

mask.)

-

Gateway: 169.254.133.1

Other problems

If problems occur while using the machine on a network, check the

following:

For information on the access point (or wireless router), refer to its

own user's guide.

Your computer, access point (or wireless router), or machine may

not be turned on.

Check the wireless reception around the machine. If the router is far

from the machine or there is an obstacle, you might have difficulty

receiving the signal.

Cycle the power for the access point (or wireless router), machine,

and computer. Sometimes cycling the power can recover network

communication.

Check whether firewall software (V3 or Norton) is blocking the

communication.
If the computer and the machine are connected on the same network

and it cannot be found when searching, firewall software might be

blocking the communication. Refer to the user's guide for the

software to turn it off and try searching for the machine again.

Check whether the machine's IP address is allocated correctly. You

can check the IP address by printing the network configuration

report.

Check whether the access point (or wireless router) has a configured

security (password). If it has a password, refer to the access point (or

wireless router) administrator.

Check the machine's IP address. Reinstall the machine driver and

change the settings to connect to the machine on the network. Due

to the characteristics of DHCP, the allocated IP address could

change if the machine is not used for a long time or if the access

point has been reset.

Check the wireless environment. You might not be able to connect to

the network in the infrastructure environment where you need to type

in a user's information before connecting to access point (or wireless

router).

This machine only supports IEEE 802.11 b/g/n and Wi-Fi. Other

wireless communication types (e.g., Bluetooth) are not supported.

When using the ad hoc mode, in operating systems such as

Windows Vista, you might need to set the wireless connection

setting every time you use the wireless machine.

You cannot use Infrastructure mode and Ad hoc mode at the same

time for Samsung wireless network machines.

The machine is within the range of the wireless network.

The machine is located away from obstacles that could block the

wireless signal.
Remove any large metal objects between the access point (or

wireless router) and the machine.
Make sure the machine and wireless access point (or wireless

router) are not separated by poles, walls, or support columns

containing metal or concrete.

The machine is located away from other electronic devices that may

interfere with the wireless signal.
Many devices can interfere with the wireless signal, including a

microwave oven and some Bluetooth devices.

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