Star Micronics LC-20 user manual Reversemicro-feed, Clearingthe buffer

Reversemicro-feed

You can also feed the paper in small incrementsin reverse,to return to a higherpositionon the same page.

NOTE: Withfanfoldforms,do nottry to returnto apreviouspage.Theper- forationmay catch insidethe printerand cause a jam.

‘1. Press the ONLINE buttonto set the printeroff-line.

2.Press the ONLINEbuttonagain and hold it down.

3.Whileholdingthe ONLINE button down, press the PITCHbutton. The paperwill startmovingbackwardsin a seriesof smallsteps. Whenyou wantto stop, releaseboth buttons.

Clearingthe buffer

When DIP switch 1-2 is ON, the printer stores received data in a large memorybuffer.Thiscreatesaproblemwhenyouwantto abandonaprinting job andrestart:theprintermaybeholdingmoredatain its bufferthanit has actuallyprinted,and this unprinteddatamust be clearedout beforerestart- ing. Turningpower off is one way to clear the buffer,but there is another way:

1.Halt the printingprogramon the computer.If printing stops immedi- ately,the bufferis clearandthe rest of this procedureis unnecessary.If printingdoes not stop, continueas follows:

2.PresstheONLINEbuttontosettheprinteroff-line.Printingwinnow stop, but there may be data remainingin the buffer.

3.Press and hold the FONTbutton.

4.Whileholdingthe FONTbuttondown,pressandholdthe ONLINEbutton. Continueholdingthesetwo buttonsdown. In aboutthree secondsyou will hear a beep tone signalingthat the bufferhas been cleared.

5.Releasethese buttons,make any necessarycontrolpanel settings,then set the printerback on-line.

It is essentialto halttheprintingprogramon thecomputerbeforeyougooff- lke. Otherwise,when you go back on-linethe computerwill start sending

dataagainandtheprinterwillcontinueprinting,withmissingdatawherethe buffer was cleared.

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