Printer Service Mode
SM Appendix 3-151 D255/D256/M281/M282
1001 Bit Switch
002 Bit Switch 2 0 1
bit 0 Not used - -
bit 1 DFU - -
bit 2 Not used - -
bit 3 [PCL5e/c.PS]: PDL Auto Switching Enabled Disabled
Enables/disable the MFPs ability to change the PDL processor mid-job.
Some host systems submit jobs that contain both PS and PCL5e/c. If Auto
PDL switching is disabled, these jobs will not be printed properly.
bit 4 Not used - -
bit 5 DFU - -
bit 6 Not used - -
bit 7 DFU - -
1001 Bit Switch
003 Bit Switch 3 0 1
bit 0
to 1
DFU - -
bit 2 [PCL5e/c]: Legacy HP compatibility Disabled Enabled
Uses the same left margin as older HP models such as HP4000/HP8000.
In other words, the left margin defined in the job (usually "<ESC>*r0A")
will be changed to "<ESC>*r1A".
bit 3
to 7
DFU - -
1001 Bit Switch
004 Bit Switch 4 0 1