Lexmark X852e User Manual

Configuring the MFP
130
Administrative support
2Enter the defined password in the Print Faxes Password field. 
This releases any received and held fax jobs, so they print. 
Note:The defined password was created in step 6 of Setting a password before printing received faxes.
Setting security using the Embedded Web Server (EWS)
To enhance the security of network communications and MFP configuration, use the advanced security features. These 
features are available through the Web page of the MFP.
Setting...

Configuring the MFP
131
Administrative support
SNMPv3 authentication and encryption has three levels of support:
No authentication and no encryption
Authentication with no encryption
Authentication and encryption
Note:The selected level serves as a minimum level of protection. The MFP negotiates with the SNMPv3 
requestor, and a higher level of protection may be agreed upon and used by both.
5Indicate the setting for each sub-item as required for the network environment.
6Click Submit.
Disabling...

Configuring the MFP
132
Administrative support
Disabling ports and protocols
The TCP and UDP ports can be configured to one of three modes or values:
 Disabled—Never allows network connections to this port
 Secure and Unsecure—Allows the port to remain open, even in Secure mode
 Unsecured Only—Allows the port to only open when the MFP is not in Secure mode
Note:A password must be set to enable Secure mode. Once enabled, only the ports set to Secure and 
Unsecure will be open.
To configure the mode for...

Encrypting the hard disk
133
Administrative support
6Indicate the setting for each sub-item as required for the network environment.
7Click Submit.
Confidential Print Setup
Confidential Print Setup allows the designation of a maximum number of PIN entry attempts and allows setting an 
expiration time for print jobs. When a user exceeds a specific number of PIN entry attempts, all of that user’s print jobs are 
deleted. When a user has not printed their jobs within a designated time period, the print jobs...

Hard disk wiping
134
Administrative support
3Release the buttons when the touch screen blinks and is blank momentarily. Wait.
The Config Menu appears.
4Touch the down arrow to scroll to Disk Encryption.
5Touch the right arrow to enter the Disk Encryption menu.
6Touch the right arrow next to Disable to decrypt the hard disk.
Contents will be lost. Continue? appears.
7Touch Ye s to continue the process.
The Formatting Disk progress screen appears.
Warning:Do not power off the MFP until the process...

Using the restricted server list function
135
Administrative support
Using the restricted server list function
The Restricted Server List lets a system support person restrict which hosts are allowed to communicate with the MFP over 
the network which prevents other hosts from managing and printing to the MFP.
Note:The Restricted Server List only restricts TCP traffic; it does not affect UDP traffic. The Restricted 
Server List supports up to ten host addresses or ten network addresses.
To configure the...

4
Contents
Chapter 1: Learning about the MFP  .................................................................................. 8
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Chapter 2: Copying  ........................................................................................................... 24
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Chapter 3: E-mail...

Solving printing problems137
Troubleshooting
Solving printing problems
SymptomCause Solution
The control panel display 
is blank. The MFP self test failed. Turn the MFP off, wait about 10 seconds, and turn the MFP back 
on.
If the Ready  message does not appear, turn the MFP off, and call 
for ser vice.
The message  USB 
device unsupported  
appears when using a 
USB device. The USB device you are 
using may not be 
supported or has an 
error. Only specific USB 
flash memory devices 
are supported.For...

Solving printing problems
138
Troubleshooting
Incorrect characters 
print.You are using an 
incompatible parallel 
cable.If you are using a parallel interface, make sure you are using an 
IEEE 1284-compliant parallel cable. We recommend Lexmark part 
number 1329605 (10 ft) or 1427498 (20 ft) for the standard parallel 
port.
The MFP is in Hex Trace 
mode.If Ready Hex appears on the display, you must exit Hex Trace 
mode before you can print your job. Turn the MFP off, wait 10 
seconds, and then turn the...

Solving copy quality problems
139
Troubleshooting
Solving copy quality problems
The following solutions will help solve copy problems. For additional information, see Copy tips.
Solving scan quality problems
The following solutions will help solve copy problems. For additional information, see Scanning tips.
SymptomSolution
Unwanted background is visible. Adjust the Background Removal setting under Copy
Æ OptionsÆ Advanced 
Imaging. Touch the right arrow to remove more background.
Unwanted patterns...