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Lexmark W840 Service Manual

Lexmark W840
493 pages
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2-72 Options Service Manual
4024-XXX
245.01 Sensor (tray 2 feed-out) on jam
13 Perform a print test.
Does the error still occur?
Replace the printer
engine card
assembly.
Refer to the Printer
Service Manual.
Problem solved.
Step Check Yes No
1 Check the paper path.
Open the HCF top door assembly
Open the HCF media feed unit assembly.
Check these items by turning them with your fingers.
Are the pick roll, feed roll, separation roll, HCF media
transport roll assembly, and roll attached on the HCF
top door assembly installed correctly?
Go to step 2. Clean or replace the
appropriate roll, and
clean the paper
path.
Go to “HCF pick
roll assembly
removal” on
page 4-142, “HCF
feed roll assembly
removal” on
page 4-143, “HCF
separation roll
assembly removal
on page 4-145, and
“HCF media
transport roll
assembly removal
on page 4-149.
2 Are the pick roll, feed roll, separation roll, HCF media
transport roll assembly, and roll attached on the HCF
top door assembly free of excess wear and
contamination?
Go to step 3. Clean or replace the
appropriate roll, and
clean the paper
path.
Go to “HCF pick
roll assembly
removal” on
page 4-142, “HCF
feed roll assembly
removal” on
page 4-143, “HCF
separation roll
assembly removal
on page 4-145, and
“HCF media
transport roll
assembly removal
on page 4-149.
3 Check the sensor (tray 2 feed-out) on the printer for
proper operation.
1. Enter Diagnostics mode.
2. Select INPUT TRAY TESTS.
3. Select Sensor Tests.
4. Select Tray 2.
5. Select Feed-out.
Open the printer left lower door assembly.
Does the display on the operator panel change, every
time a piece of white paper is placed over the sensing
area of the above sensor?
Go to step 5. Go to step 4.
Step Check Yes No

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Lexmark W840 Specifications

General IconGeneral
ColorNo
Print technologyLaser
Maximum resolution1200 x 1200 DPI
Time to first page (black, normal)6.8 s
Print speed (black, normal quality, A4/US Letter)50 ppm
Internal memory256 MB
Sound power level (standby)28 dB
Sound pressure level (printing)54 dB
Total input capacity1100 sheets
Total output capacity500 sheets
Maximum input capacity5100 sheets
DisplayLCD
Maximum print size297 x 420 mm
Media types supportedPlain 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 sizeA3
Page description languagesPDF 1.5, PPDS
I/O portsUSB, Parallel, 1 internal solutions port (ISP)
Mac compatibilityYes
Compatible operating systemsWindows, Linux, UNIX, Mac, NetWare and OS/400
Recommended operating temperature range (T-T)16 - 32 °C
Sustainability certificatesENERGY STAR
Power consumption (standby)9 W
Power consumption (printing)700 W
Power consumption (PowerSave)105 W
Bundled softwareMarkVision Professional
Operating relative humidity (H-H)8 - 80 %
Weight and Dimensions IconWeight and Dimensions
Dimensions (WxDxH)616 x 520 x 475 mm

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