Article View: comp.sys.dec
Article #3007HELP: How to hook up a LQP02 printer with a pc via serial port?
From: Patrick Wong
Date: Sat, 26 Jan 1991 22:55
Date: Sat, 26 Jan 1991 22:55
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2234 bytes
Hi, netters:
I have just inherited a DEC LQP02 daisywheel printer (obviously w/o manual)
and I have been trying to get it to work with my pc via the serial port that
the printer has. The printer has two bands of dip switches: SP1 and SP2.
There is a simple chart on the inside of the front panel cover of the printer
explaining all these switches. Therefore, I believe I set all the
communication parameters correctly without any doubt. (Though the chart does
not say anything about the 2nd band of dip switches except their default
positions. Thus, I left them in their default positions while only setting
the switches of 1st band).
I used a serial cable (which is actually a modem cable that I use to connect
between the serial port on my pc and a modem) and a NULL modem to connect
to the printer. This is based on the assumption that both LQP02 and my pc
are DTE. Though I can get the power light lit up (and the DSR light lit up
if I set dip switch 6 of 1st band SP1 at up-position), I cannot get it to
print at all.
I tried 2 different ways to send things to the printer:
1. I used a software to send things to the printer after setting up
the comm. parameters within the software to be identical to those
of the printer.
2. I did the followings:
>MODE COM1 9600,e,7,1,p
>MODE LPT1=COM1
>PRINT file (or COPY file PRN)
Both methods did not result in any printing at all. I think the cable
that I used may not be inappropriate, although I did try also using it
without the NULL modem in-between the pc and the printer. So, what's
the deal here?
Please HELP !!!
Patrick Wong
pcw@squid.graphics.cornell.edu
pwong@tn.theory.cornell.edu
Technical Details
Message-ID:
<1991Jan26.225528.23394@batcomputer.tn.cornell.edu>Path:
arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!swrinde!zaphod.mps.ohio-state.edu!rpi!batcomputer!pwongShow Full Headers
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!swrinde!zaphod.mps.ohio-state.edu!rpi!batcomputer!pwong From: pwong@batcomputer.tn.cornell.edu (Patrick Wong) Newsgroups: comp.sys.dec,comp.periphs,comp.sys.ibm.pc.hardware Subject: HELP: How to hook up a LQP02 printer with a pc via serial port? Summary: cabling problem between a LQP02 printer and a pc Message-ID: <1991Jan26.225528.23394@batcomputer.tn.cornell.edu> Date: 26 Jan 91 22:55:28 GMT Organization: Cornell Theory Center Lines: 41