Lexmark M3250 Service Manual

Fuser error service check
Action Yes No
Step 1
a Turn o the printer, and then unplug the power cord.
b Remove the rear door and cover. See “Rear door and cover
removal” on page 234.
c Reseat the fuser cable from the power supply and the controller
board.
Does the problem remain?
Go to step 2. The problem is
solved.
Step 2
Disconnect the fuser cable from the power supply, and then
measure its resistance.
Check if the resistance is close to the following values:
• 220V fuser—43 ohms
• 110V fuser—10 ohms
• 100V fuser—8 ohms
Does the fuser have a normal resistance value?
Go to step 3. Go to step 5.
Step 3
a Remove the fuser. See “Fuser removal” on page 234.
b Check the fuser gears for wear and damage. Rotate the gears,
and then check if they move properly.
c Check the fuser cables and connectors for damage.
d Check the fuser belts for wear and damage.
Is the fuser free of wear and damage?
Go to step 4. Go to step 5.
Step 4
Reinstall the fuser.
Does the problem remain?
Go to step 5. The problem is
solved.
Step 5
Replace the fuser. See
“Fuser removal” on page 234.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
4600-830, -835, -895
Diagnostics and troubleshooting
110

Lexmark M3250 Specifications

General

Color	No
Duplex printing	Yes
Print technology	Laser
Time to first page (black, normal)	6 s
Print speed (black, normal quality, A4/US Letter)	50 ppm
Printing colors	Black
Maximum duty cycle	175000 pages per month
Recommended duty cycle	2000 - 20000 pages per month
Number of print cartridges	1
Page description languages	-
Paper input type	Paper tray
Total input capacity	650 sheets
Total output capacity	250 sheets
Maximum input capacity	2300 sheets
Maximum number of input trays	4
Multi-Purpose tray input capacity	100 sheets
Envelopes sizes	7 3/4, 9, 10, DL
Paper tray media types	Card stock, Envelopes, Labels, Plain paper, Transparencies
Non-ISO print media sizes	Executive (184 x 267mm), Folio (media size), Legal (media size), Letter (media size), Oficio (media size), Statement (140 x 216mm), Universal
ISO A-series sizes (A0...A9)	A4, A5, A6
JIS B-series sizes (B0...B9)	B5
Maximum ISO A-series paper size	A4
Mobile printing technologies	Apple AirPrint, Google Cloud Print, Mopria Print Service
USB connector	USB Type-A / USB Type-B
Standard interfaces	Ethernet, USB 2.0
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Processor cores	2
Processor frequency	1000 MHz
Sound pressure level (printing)	55 dB
Operating altitude	0 - 2896 m
Operating temperature (T-T)	16 - 32 °C
Operating relative humidity (H-H)	8 - 80 %
Sustainability certificates	EPEAT Silver, ENERGY STAR
Power consumption (printing)	- W
Control type	Touch
Product color	Black, White
Display diagonal	4.3 \
Market positioning	Business

Weight and Dimensions

Depth	373.4 mm
Width	398.8 mm
Height	302.3 mm