Lexmark W840 Service Manual

Diagnostic information 2-29
4024-XXX
No media in the select media tray
2 Check the switch (2TM/TTM left door interlock) for
proper operation.
1. Enter Diagnostics mode.
2. Select BASE SENSOR TESTS.
3. Select Cover and Door.
4. Select Door C 2TM/TTM.
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 switch operates?
Go to step 4. Go to step 3.
3 Check switch (2TM/TTM left door interlock) for proper
connection.
Is the above switch connected properly?
Replace the switch
(2TM/TTM left door
interlock).
Go to “2X 500-
sheet drawer
(2TM)—switch
(2TM/TTM left door
interlock) removal”
on page 4-42.
Replace the
connection.
4 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 3.
Problem solved.
5 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.
Is the media loaded in the selected tray?
Go to step 2. Load media.
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