Lexmark CS720 User Manual

Error code Description Action
51 Defective flash memory. See
“Flash memory failure service check” on
page 162.
52 Flash memory is full. See
“Insucient flash memory service check”
on page 162.
53 Unformatted flash memory. See
“Flash memory failure service check” on
page 162.
54 Serial port or network error. See
“Flash memory failure service check” on
page 162.
55 Unsupported option. See
“Unsupported internal option service
check” on page 163
56 Parallel, serial, or USB port disabled. See
“Disabled port service check” on
page 163.
57 Configuration changed – held jobs lost.
58 Too many flash options or trays. See
“Excess options service check” on
page 164.
59 Incompatible option or tray. See
“Incompatible hardware option service
check” on page 165.
61 Defective hard disk. See
“Hard disk failure service check” on
page 165.
62 Hard disk is full. See
“Hard disk failure service check” on
page 165.
63 Unformatted hard disk. Format the hard disk.
64 Unsupported hard disk format. Format the hard disk.
Missing toner, developer, or photoconductor service check
Action Yes No
Step 1
a Make sure that the cartridge or photoconductor is properly
installed.
b Check the error code on the display, and then verify if the
cartridge, developer, or photoconductor is supported.
c Replace the unsupported supply.
Does the problem remain?
Go to step 2. The problem is
solved.
Step 2
Check the HVPS and pogo pin cables for proper connection, and
reseat if necessary.
Does the problem remain?
Go to step 3. The problem is
solved.
5028
Diagnostic information
156

Lexmark CS720 Specifications

General

Type	Original
Compatibility	- CS720
Product color	Black
Printing colors	Yellow
Country of origin	China
Quantity per pack	1 pc(s)
Brand compatibility	Lexmark
Color toner page yield	7000 pages
Cartridge return & recycling	Yes
Print technology	Laser printing
Harmonized System (HS) code	84439990

Weight and Dimensions

Package depth	160 mm
Package width	190 mm
Package height	75 mm
Package weight	380 g