Lexmark M1145 Service Manual

121 errors
121 error messages
Error code Description Action
121.07 Fuser has been on for more than allowed after a
gap blowout, and the temperature is still too cold.
Go to
“Fuser service check” on page 138.
121.08 Fuser was under temp when page was in fuser.
121.20 Fuser undertemp during steady state control. Can
occur in printing or standby modes.
121.22 Fuser did not warm enough to start line voltage
detection.
121.23 Fuser took too long to heat to line detection temp.
121.24 Fuser never reached detection temperature.
121.25 After line voltage detection, control did not roll
over to steady state control in time.
121.26 Failed to reach temperature during warm up.
121.28 Failed to reach EP warm up temperature in time.
121.29 Fuser failed to reach pre‑heat temperature for
motor start during warm up.
121.30 Fuser failed to reach printing temperature by the
time a page reached the fuser.
Go to
“Fuser service check” on page 138.
121.31 Fuser is too hot. Global temperature check.
121.32 Open fuser main thermistor.
121.33 Open fuser edge thermistor.
121.34 Open fuser backup roll thermistor.
121.35 Attempting to POR after receiving a 121.34.
121.36 Fuser did not heat to allow compression jog.
121.37 Fuser heated faster than allowed during line
voltage detection.
Fuser service check
Note: A 121.32 fuser error may occur if the ambient temperature is below the freezing point. Printers are
optimized to operate in an environment where temperature is between 60 and 90°F and relative
humidity is between 8 to 80%.
4514-6xx
Diagnostics and troubleshooting
138

Lexmark M1145 Specifications

General

Color	No
Duplex printing	Yes
Print technology	Laser
Time to first page (black, normal)	6.5 s
Print speed (black, normal quality, A4/US Letter)	42 ppm
Printing colors	Black
Maximum duty cycle	100000 pages per month
Recommended duty cycle	1500 - 14000 pages per month
Number of print cartridges	1
Paper input type	Paper tray
Total input capacity	350 sheets
Total output capacity	150 sheets
Maximum input capacity	2000 sheets
Multi-Purpose tray input capacity	100 sheets
Envelopes sizes	7 3/4, DL, 9
Paper tray media types	Transparencies, Plain paper, Envelopes, Card stock, Labels
Non-ISO print media sizes	Statement (140 x 216mm), Executive (184 x 267mm), Folio (media size), Letter (media size), Oficio (media size), Universal
ISO A-series sizes (A0...A9)	A6, A4, A5
JIS B-series sizes (B0...B9)	B5
Maximum ISO A-series paper size	A4
Standard interfaces	Ethernet, USB 2.0
Optional connectivity	Serial (RS-232), Wireless LAN, Parallel
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 frequency	800 MHz
Maximum internal memory	1280 MB
Sound pressure level (printing)	55 dB
Display	LCD
Product color	Black, White
Display diagonal	2.4 \
Operating altitude	0 - 2896 m
Operating temperature (T-T)	16 - 32 °C
Operating relative humidity (H-H)	8 - 80 %

Weight and Dimensions

Depth	382 mm
Width	399 mm
Height	263 mm