Lexmark W840 Service Manual

2-14 Options Service Manual
4024-XXX
244.01 Sensor (tray 3 feed-out) on jam (tray 4 media feed)
6 Check the tray 4 pre-feed sensor for proper connection.
Is the above sensor connected properly?
Replace the sensor
(pre-feed).
Go to “2X 500-
sheet drawer
(2TM)—sensor
(pre-feed) removal”
on page 4-25.
Replace the
connection.
7 Check the 2TM/TTM controller card assembly and the
printer engine card assembly for proper connection.
Are connectors P541 and P413 on the above cards
connected properly?
Go to step 8. Replace the
connection.
8 Check the sensor (tray 4 feed-out) for proper operation.
1. Enter Diagnostics mode.
2. Select INPUT TRAY TESTS.
3. Select Sensor Tests.
4. Select Tray 4.
5. Select Pre-feed.
Open the 2TM/TTM left door assembly, and visually
check it.
Does the display on the operator panel change every
time the actuator on the above sensor operates?
Go to step 10. Go to step 9.
9 Check the sensor (tray 4 feed-out) for proper
connection.
Is the above sensor connected properly?
Replace the sensor
(tray 4 feed-out).
Go to “2X 500-
sheet drawer
(2TM)—sensor
(tray 4 feed-out)
removal” on
page 4-38.
Replace the
connection.
10 Perform a print test.
Does the error still occur?
Replace the 2TM/
TTM controller card
assembly.
Go to “2X 500-
sheet drawer
(2TM)—2TM/TTM
controller card
assembly removal”
on page 4-43.
Go to step 11.
Problem solved.
11 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 media condition.
Is the media in the tray crumpled or damaged?
Replace the media. Go to step 2.
Step Check Yes No

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