HP LaserJet M1120 - Multifunction Printer User Manual

Name Timing Purpose
PRINT From the end of the INTR period until the primary
high-voltage is turned off
Forms the image on the photosensitive drum and
transfers the toner image to the media
LSTR (last
rotation)
From the end of the PRINT period (when high-voltage
is turned off) until the main motor stops rotating
Delivers the last page of a print job
After LSTR, the product either returns to STBY or, if
another print command was sent from the formatter,
enters INTR.
Table 4-2 Power-on sequence
Step Action
1 Power-on
2 CPU initialization
3 Start video interface communication
4 Check sensors for residual media
5 Main motor initial drive
6
Fuser heater initial drive. The fuser heater reaches a surface temperature of 100
o
C.
7 Laser/scanner motor initial drive
8 High-voltage control
Detect presence of a print cartridge
Clean the transfer roller after the primary charging AC bias is turned on
9 Failure/abnormality check: detect laser/scanner failure, fuser failure, and open covers
10 Communication with the memory tag
Table 4-1 Sequence of operation (continued)
ENWW Basic operation 35

HP LaserJet M1120 - Multifunction Printer Specifications

General

Print Technology	Laser
Scanner Type	Flatbed
Scan Input Colour Depth	24-bit
Functions	Print, Copy, Scan
Print Speed	19 ppm
Connectivity	USB 2.0
Media Sizes Supported	A4, A5, A6, B5, Envelopes
Time to First Page	8.5 sec
Copy Speed	19 cpm
Maximum Number of Copies	99 copies
Maximum Scan Area	21.6 x 29.7 cm
Standard Input Capacity	150 sheets
Standard Output Capacity	100 sheets
Power Consumption (typical)	370 W
Supported Operating Systems	Mac OS
Scan Resolution	Up to 1200 dpi (color and monochrome, flatbed)