Article View: comp.sys.ibm.pc.misc
Article #1921Re: Serial Port Problems
From: Danny Low
Date: Tue, 17 Jul 1990 21:26
Date: Tue, 17 Jul 1990 21:26
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1347 bytes
>I have a HP LaserJet II printer hooked up via serial port to my Compaq
>286e. When I print through Windows 3.0, it works perfectly without
>problems, but when I try to print to DOS, it acts like the printer
>isn't even there. Does anyone knwo what I am doing wrong? I understand
>Windows 3.0 automatically initializing something (that's why it works)
>and DOS doesn't. What is this "something" that Windows 3.0 does to
>make the HP LaserJet II work? Thanks for any info!
Did you use a MODE command in DOS first to make sure the serial port is set
up the way the laserjet expects? You need to make sure the baud rate,
number of bits and parity match. You should also flag the serial port
as a printer port with the MODE command.
Danny Low
"Question Authority and the Authorities will question You"
Valley of Hearts Delight, Silicon Valley
HP SPCD dlow%hpspcoi@hplabs.hp.com ...!hplabs!hpspcoi!dlow
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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!zephyr.ens.tek.com!uw-beaver!mit-eddie!bu.edu!rpi!zaphod.mps.ohio-state.edu!sdd.hp.com!hplabs!hpda!hpcuhc!hpspcoi!dlow From: dlow@hpspcoi.HP.COM (Danny Low) Newsgroups: comp.sys.ibm.pc.misc Subject: Re: Serial Port Problems Message-ID: <1640133@hpspcoi.HP.COM> Date: 17 Jul 90 21:26:06 GMT References: <10870@chaph.usc.edu> Organization: HP Lovecraft Division Lines: 17