Busy Line. Appears only if optional Serial Interface is installed. SSD- (factory de- fault), SSD+, DTR, RTS. If Ready / Busy protocol (factory default) is selected, you can choose which line your system monitors for a busy signal:

SSD -9V select SSD-

SSD +9V select SSD+

DTR -9V select DTR

RTS -9V select RTS

Busy Time. Appears only if optional Serial Interface is installed. 200 ms (factory de- fault) or 1 sec.

Sets the length of the busy signal when the Ready / Busy protocol (factory default) is engaged.

Centering Position. Used to limit Printhead travel when printing narrow columns. Select Mode 1 for Model ML790; Select Mode 1 or Mode 2 for Model ML791.

Character Set. Choose IBM Set I (factory default) or IBM Set II.

Code Page. Choose USA (factory default), Canada French, Multilingual, Portugal, Norway BRASCII, Abicomp, Multilingual 858, ISO 8859-15.

CSF Bin Select. Appears only if optional Dual-Bin Cut Sheet Feeder is installed. Choose Bin 1 (factory default) or Bin 2.

CSF Type. Select Wide (default) or Narrow for CSF type.

Diagnostic Test. Appears only if optional Serial Interface is installed. No (factory de- fault) or Yes. Select Yes if you want to perform a diagnostic test of the serial interface.

DSR Signal. Applies only when optional Interface is installed. Valid (factory default) or In- valid.UsedwithReady/BusyprotocoltoselectthewayyoursystemhandlestheDSRSignal.

DTR Signal. Applies only when optional Serial Interface is installed. Ready on Power Up (factory default) or Ready on Select. Change to Ready on Select if the DTR signal is required when the printer is selected; leave as Ready on Power Up if DTR signal is required when printer is turned on.

ML790/791 Printer Handbook

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