# Printing Cannot Be Performed (LAN Connection)

If you cannot print when the printer is connected to the computer by a LAN cable, check the problem following the questions below.

NOTE
###### For Macintosh users This section describes the procedure for Windows as an example. For details on the procedure for Macintosh, see "Driver Guide." For details on the procedure for displaying "Driver Guide", see "Viewing the Driver Guide."

## <Question 1> Is the printer turned ON?

Check if the Main Power indicator on the control panel is turned on.

ON | To <Question 2>
OFF | Turn the printer ON.
Cannot be turned ON | "You Cannot Turn the Printer ON"

## <Question 2> Check the indicators on the printer unit.

The Ready indicator is on. | To <Question 3>
The Ready indicator is blinking. | The printer is warming up. Please wait a moment.
The Message indicator is on. | "The Message Indicator Is On"
The Job indicator is on. | The printer is operating. Please wait a moment. If the printer does not perform printing for a while, perform the print data output or soft reset. "Canceling a Job"
The Job indicator is blinking.
The Paper Source indicator is blinking. | Load paper. "Paper Loading and Output"

## <Question 3> Check the Online indicator.

The Online indicator is on. | To <Question 4>
The Online indicator is off. | The printer is offline. Place it online. "Online and Offline"

## <Question 4> Can you print Configuration Page?

"Checking the Printer Settings"

Printable | To <Question 5>
Not printable | If an error message is displayed, solve the problem following the message. "A Message Appears in the Control Panel"

## <Question 5> Is the LAN cable connected properly?

Connected | To <Question 6>
Unconnected | Connect the cable properly. "Connecting to a Computer"

## <Question 6> Check the indicators on the network interface.

The ACT indicator is on. | To <Question 7>
The LNK indicator is on.
All the indicators are off. | "All the Indicators on the Network Interface Are Off"

## <Question 7> Check the settings for [Interface Selection].

"[Setup] Menu ([Interface] Options)"

[Network] is set to [On]. | To <Question 8>
[Network] is set to [Off]. | Set it to [On].

## <Question 8> Can you print a test page in Windows?

"Basic Operations/Various Information for Windows"

Printable | There is no problem with the printer and driver. Check the printing preferences in the application.
Not printable | To <Question 9>

## <Question 9> Which network protocol are you using?

TCP/IP | To <Question 10>
NetWare or SMB | To <Question 14>
AppleTalk | To <Question 17>

## <Question 10> Is the IP address set properly?

Check that the IP address is set properly using the PING command.
"Basic Operations/Various Information for Windows"

Set | To <Question 11>
Not set | Set the IP address properly. "Setting the IP Address (IP v. 4)"

## <Question 11> Is the port to be used selected correctly?

"Basic Operations/Various Information for Windows"

Selected | To <Question 12>
Not selected | Select the correct port.
The port to be used cannot be found. | Create a port. "Connecting the Printer (LPD/RAW)"
The IP address was changed.

## <Question 12> Check the following points.

The printer is specified as the default printer.
The TCP/IP protocol is running.
The users who can print are not restricted.
"Restricting the Users Who Can Print or Perform the Printer Settings"
"Restricting the Users Who Can Access"
If printing does not work, proceed to <Question 13>.

## <Question 13> Try the following points.

Change the printing protocol to LPR.
"Basic Operations/Various Information for Windows"
Enable the LPR byte count.
"Basic Operations/Various Information for Windows"
Shorten the name of the file to be printed.
If printing does not work, proceed to <Question 19>.

## <Question 14> Is NetWare or SMB set properly?

When using NetWare
"Configuring NetWare"
"Configuring the Protocol Settings"
When using SMB
"Configuring the Protocol Settings"
If you are using the DHCP server and WINS server, check if the servers are linked properly.

NetWare or SMB is set properly. | Try the following point. Set [Network Delay Time] longer than usual. "Specifying the Setting for Startup Waiting Time" If printing does not work, proceed to <Question 15>.
NetWare or SMB is not set properly. | Set NetWare or SMB properly.

## <Question 15> Is the IP address set properly?

"Basic Operations/Various Information for Windows"
SMB printing does not support IP v. 6.

The IP address is set properly. | To <Question 16>.
The IP address is not set properly. | Set the IP address properly. "Setting the IP Address (IP v. 4)"

## <Question 16> Is the port to be used selected correctly?

"Basic Operations/Various Information for Windows"

The port is selected correctly. | To <Question 19>.
The port is not selected properly. Or The settings for NetWare or SMB are changed. | Create the appropriate port. When using NetWare "Network Settings for the Printer (NetWare) (LBP7680Cx Only)" When using SMB "Network Settings for the Printer (SMB) (LBP7680Cx Only)"

## <Question 17> Is AppleTalk set properly?

"Configuring the Protocol Settings"
In particular, make sure that the zone in which the printer exists is configured properly in [Zone].

Set | To <Question 18>
Not set | Set AppleTalk properly.

## <Question 18> Check the following points.

The printer destination is set properly.
AppleTalk is available.
For details on the procedure for setting the printer destination, see "Driver Guide."
For details on the procedure for displaying "Driver Guide", see "Viewing the Driver Guide."

Set | To <Question 19>
Not set | Set them properly.

## <Question 19> Connect the printer and computer directly with the cross-type* LAN cable.

* | This is a LAN cable which is used to connect a printer and computer directly without a hub (LAN network).

If printing does not work or if you cannot prepare a cross-type LAN cable, proceed to <Question 20>.

## <Question 20> Install the printer driver again.

For details on the procedure for installing the printer driver, see "Printer Driver Installation Guide."
For details on the procedure for viewing "Printer Driver Installation Guide", see "Installation."
If printing does not work, proceed to <Question 21>.

## <Question 21> Can you print from another computer (LAN connection)?

Printable | Make resident software invalid including security software.
Not printable | Contact your local authorized Canon dealer.

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