Lexmark W840 Service Manual

General information 1-39
4024-XXX
Tools required for service
Flat-blade screwdriver
#1 Phillips screwdriver, magnetic
#2 Phillips screwdriver, magnetic
#2 Phillips screwdriver, magnetic short-blade
Needle nose pliers
Diagonal side cutters
Spring hook
5.5 mm hex driver, magnetic
Analog or digital multi meter
Parallel wrap plug 1319128
Twinax/serial debug cable 1381963
Coax/serial debug cable 1381964
Acronyms
2TM 2 Tray Module
AC Alternate Current
ASIC Application Specific Intergrated Circuit
CRU Customer Replaceable Unit
CSU Customer Setup
DC Direct Current
DIMM Dual Inline Memory Module
DRAM Dynamic Random Access Memory
EDO Enhanced Data Out
EP Electrophotographic Process
EPROM Erasable Programmable Read-only Memory
ESD Electrostatic Discharge
FRU Field Replaceable Unit
GB Gigabyte
GFI Ground Fault Interrupter
HCF High-Capacity Feeder
HVPS High Voltage Power Supply
LASER Light Amplification by Stimulated Emission of Radiation
LCD Liquid Crystal Display
LD Laser Diode
LED Light-Emitting Diode
LEF Long Edge Fed
LVPS Low Voltage Power Supply
MPF Multi-Purpose Feeder
MS Microswitch
NVM Nonvolatile Memory
NVRAM Nonvolatile Random Access Memory
OEM Original Equipment Manufacturer
OPT Optical Sensor
PC Photoconductor
pel Picture element
POR Power-on Reset
POST Power-on Self Test
PPM Pages Per Minute
PSC Parallel Synchronous Communications

Lexmark W840 Specifications

General

Color	No
Print technology	Laser
Maximum resolution	1200 x 1200 DPI
Time to first page (black, normal)	6.8 s
Print speed (black, normal quality, A4/US Letter)	50 ppm
Internal memory	256 MB
Sound power level (standby)	28 dB
Sound pressure level (printing)	54 dB
Total input capacity	1100 sheets
Total output capacity	500 sheets
Maximum input capacity	5100 sheets
Display	LCD
Maximum print size	297 x 420 mm
Media types supported	Plain paper, envelopes, card stock, transparencies, paper labels
Media weight (tray 1)	Plain paper: 64 to 216 g/m2; Card stock: up to 199 g/m2 Index
Maximum ISO A-series paper size	A3
Page description languages	PDF 1.5, PPDS
I/O ports	USB, Parallel, 1 internal solutions port (ISP)
Mac compatibility	Yes
Compatible operating systems	Windows, Linux, UNIX, Mac, NetWare and OS/400
Recommended operating temperature range (T-T)	16 - 32 °C
Sustainability certificates	ENERGY STAR
Power consumption (standby)	9 W
Power consumption (printing)	700 W
Power consumption (PowerSave)	105 W
Bundled software	MarkVision Professional
Operating relative humidity (H-H)	8 - 80 %

Weight and Dimensions

Dimensions (WxDxH)	616 x 520 x 475 mm