
Lexmark X646ef MFP
The Lexmark X646ef MFP with a customizable e-Task touch screen provides print, copy, fax and
scan functions and includes stapling and offset stacking finishing.
X646ef MFP
In the Box
Lexmark X646ef MFP
• T644dtn printer
• 21,000-page High Yield Return
Program Print Cartridge
• 4600 MFP option
1
Hard Disk
• StapleSmartTMFinisher
with 40GB
• MFP Adjustable Stand
• Software &
• AC Power Cord
Documentation CD
• Setup Guide
• DC/PCI Cable
• Spare Separator Pad
Product Specifications
Part Number
Product Class
Speed
Time to First Page
Print Resolution
Processor
Memory (std./max.)
Connectivity
Standard
Optional
Printer Languages
Direct Print Formats
Fonts PostScript: 158 scalable; PCL: 89 scalable including OCR-A, OCR-B and Code 3 of 9 bar codes, 2 bitmapped;
Copy
Fax
Scan
Operating Systems
Acoustics
Size (WxD xH)
Weight
21J0150
Workgroup laser MFP
Up to 50 ppm
As fast as 8.5 seconds
1200 x 1200 dpi, 2400 image quality printing, 600 x 600 dpi
533 MHz
256MB/640MB
USB, Ethernet, USB Direct Interface, 1 ISP
Parallel, Serial,Wireless, Gigabit Ethernet, Fiber Optic
PostScript 3, PCL 6 and PPDS Migration Tool
jpeg, tiff, gif, bmp, png,pcx, dcx, pdf v1.5, html
PPDS: 39 scalable, 5 bitmapped
Speed: up to 50 ppm, reduce/enlarge (25-400%), paper saver (2-up and 4-up), collation, darkness adjustment,
original size to output size selection, copy select 1-999, date/time stamp, single-pass duplex, message overlay,
priority copy (job interrupt), copy countdown
Speed: 33.6 bps max.; transmission speed: approximately 3 seconds per page; resolution: 200 x 100 dpi, 200 x
200 dpi, 300 x 300 dpi, 400 x 400 dpi; fax redirect, group fax, manual fax, fax from PC, up to 512-character
shortcuts, fax preservation, LDAP lookup, Caller ID, speed dials, block junk faxes
Output resolutions: up to 600 x 600 dpi black, up to 300 x 300 dpi color; scan destinations: Network TWAIN, USB
Direct Interface, e-mail, FTP, LDSS, Scan-to-PC; File Formats:TIFF,JPG, PDF; legal-size from flatbed; duplex scanning
Microsoft Windows, Mac, NetWare, UNIX and Linux
Printing: 56 dBA; Copying: 57 dBA; Scanning: 52 dBA; Idle: 30 dBA
27.5 in. x 29.2 in. x 57 in. (699 mm x 742 mm x 1448 mm)
180 lb. (81.7 kg)
Media Specifications
Paper Capacity (sheets)
Standard
Maximum
Paper Sources
Standard
Maximum
Media Information
Types
Size
Weight
Input: 1,100 (500 + 500 + 100 MPF); Output: 1,250
Input: 3,1002(500 + 500 + 2000 + 100 MPF); Output: 1,250
Input: 3; Output: 2
Input: 4; Output: 2
Plain paper, paper labels, card stock, transparencies, envelopes, vinyl labels,
polyester labels, dual web and integrated labels
Letter, Legal, A4, A5, JIS B5, Executive, Folio, Statement, Universal (2.75 in. x
5 in. to 8.5 in. x 14 in), envelopes (7
Plain paper: 16 to47 lb. (60 to 176 g/m2); Card stock: up to 110 lb. (199 g/m2)
3
/4, 9, 10, DL, C5, B5)
Shipping Dimensions
Lexmark X646ef
Size: 40 x 48 x 41
Weight 248 lb.
Lexmark MFP
Adjustable Stand
Size: 30 x 33 x 34
Weight: 57 lb.

Part Numbers
Supplies
Warranty
32,000-page Extra High Yield Return Program Print Cartridge
32,000-page Extra High Yield Return Program Print Cartridge for Label Applications
32,000-page Extra High Yield Print Cartridge
1
21,000-page High Yield Return Program Print Cartridge
21,000-page High Yield Return Program Print Cartridge for Label Applications
21,000-page High Yield Print Cartridge
10,000-page Return Program Print Cartridge
10,000-page Print Cartridge
1
1
1
1
1
1
1
X644X11A
X644X01A
X644X21A
X644H11A
X644H01A
X644H21A
X644A11A
X644A21A
Staple Cartridge 11k3188
Routine Maintenance Items:
Separator Roll Kit 40X0454
Pick Up Assembly 40X0453
Pressure Pad Cushion 40X0466
Charge Roll Kit 40X0127
Transfer Roll Kit 40X0130
Label Fuser Wiper 40X2665
Pick Tires 40X0070
Fuser Maintenance Kit 40X0100
1-year, next business day Onsite Repair Base
1-year Onsite Repair extended warranty 2348296
2-year Onsite Repair extended warranty 2348297
3-year Onsite Repair extended warranty 2348298
— 4600 MFP Option (standard)
— MFP Adjustable Stand (standard)
— StapleSmart Finisher (standard)
— 100-sheet Multipurpose Feeder (standard)
— 500-sheet Drawer (standard)
— 500-sheet Duplex Unit (standard)
— 500-sheet Drawer (standard)
Options Not Pictured
3
250-sheet Drawer 20G0889
250-sheet Tray 20G0879
500-sheet Tray 20G0884
250-sheet Universally Adjustable Drawer 20G1223
400-sheet Universally Adjustable Drawer 20G1218
250-sheet Universally Adjustable Tray 20G1224
400-sheet Universally Adjustable Tray 20G1217
2000-sheet Drawer (letter only) 20G0892
85-sheet Envelope Feeder 20G0891
Printer Base 22G0544
1
Declared standard page yield value in
accordance with ISO/IEC 19752
2
Requires different furniture configuration
3
Adding options prohibits the use of the
MFP Adjustable Stand

Additional Part Numbers
Solutions
Connectivity
Cables
Media
Traditional Chinese Font Card 1021242
Japanese Font Card 1021243
Korean Font Card 1021240
Simplified Chinese Font Card 1021241
Bar Code Card 22G0350
PRESCRIBE Card 22G0354
Card for IPDS and SCS/TNe 22G0351
External Print Servers
N7020e Gigabit Ethernet Print Server 14T0220
N4050e Wireless 802.11g Print Server 14T0145
Internal Print Servers
MarkNet N8020 Gigabit Ethernet 14S0200
MarkNet N8030 Fiber Ethernet 14S0220
MarkNet N8050 802.11g Wireless 14S0165
10-foot Parallel Cable 1021231
6-foot USB Cable 1021294
Transparencies (letter) 70X7240
1
Terms & Conditions
Lexmark, MarkNet and Lexmark with diamond design are trademarks of Lexmark
International, Inc., registered in the United States and/or other countries. PCL
is a registered trademark of Hewlett Packard Company.
are the property of their respective owners. © 2007 Lexmark International,Inc
All rights reserved.
All other trademarks
71K5045
.
1 Requires USB Connection