The ThinkCentre M55 series offers a blend of essential features and technology, including enhanced memory speed, a USB Preferred Pro full-size keyboard, Intel processor technology, and numerous data protection tools.
Microsoft Office Ready: Includes a preinstalled image of select 2007 Microsoft Office suites. Purchase a Medialess License Kit (MLK) to activate the software.
Options
Lenovo ThinkCentre M55 8811 Desktop: Supplies and Accessories Options
2 ( 1 ) x front accessible, 5.25" x 1/2H , 1 ( 1 ) x front accessible, 3.5" x 1/3H , 2 ( 1 ) x internal, 3.5" x 1/3H
Expansion Slots Total (Free):
1 ( 0 ) x processor, LGA775 Socket , 4 ( 3 ) x memory, DIMM 240-pin , 1 ( 1 ) x PCI Express x16, full-length, full-height , 1 ( 1 ) x PCI Express x1, full-length, full-height , 2 ( 2 ) x PCI, ful
Interfaces:
10 x Hi-Speed USB, 4 pin USB Type A ( 2 in front ) , 1 x serial, RS-232, 9 pin D-Sub (DB-9) , 1 x parallel, IEEE 1284 (EPP/ECP), 25 pin D-Sub (DB-25) , 1 x network, Ethernet 10Base-T/100Base-TX/
Miscellaneous
Features:
Security lock slot (cable lock sold separately), administrator password, hard drive password, power-on password, boot without keyboard or mouse, diskette I/O control, parallel port I/O control, serial
Compliant Standards:
CE, UL, TUV GS, C-Tick, ISO 9241-3, VCCI Class B ITE, GOST, BSMI CNS 13438 Class B, cUL, EPA Energy Star, NOM, SABS, SASO, CB, FCC Part 15 B, CCC, IRAM, ACPI 2.3
Power
Device Type:
Power supply
Voltage Required:
AC 120/230 V ( 50/60 Hz )
Power Provided:
310 Watt
Lenovo ThinkCentre M55 8811 Desktop Warranty Information
Limited warranty, parts and labor, 3 years, on-site, response time: next business day
1.800.814.5410 
858.764.8900 Mon-Fri 6AM-4PM PT
