[ct-user] CT WIN IBM Thinkpad CW LPT question

John Bednar k3ct at verizon.net
Wed Nov 9 06:31:19 EST 2005


Mike,

The printer port needs to be configured as a non-bidirectional type.


I don't believe changing it in the Windows printer menu will make it
work. 

I believe you will find that you need to go into the system bios and
change the LPT mode configuration. Each company has their own
wording. Sometimes it's called a AT-Compatible mode. The standard
address is correct. 

One laptop I used had an error the menu wording. I tried all three
bios options as I suggested below and found that is only worked with
one of the bi-directional modes.

John
k3ct at verizon.net

-----Original Message-----
From: John Bednar [mailto:k3ct at verizon.net] 
Sent: Tuesday, November 08, 2005 9:20 PM
To: 'Mike K7Cf'
Subject: RE: [ct-user] CT Win CW LPT IBM Thinkpad 600 help


In the bios select the old fashioned LPT port type
(non-bidirectional). You probably have three options, try all three.

John
k3ct at verizon.net


-----Original Message-----
From: ct-user-bounces at contesting.com
[mailto:ct-user-bounces at contesting.com] On Behalf Of Mike K7Cf
Sent: Wednesday, November 09, 2005 12:32 AM
To: ct-user at contesting.com
Subject: [ct-user] CT WIN IBM Thinkpad CW LPT question

Thanks for the tip.
I verifed the LPT port prints, so that is working, I can print with
no problem.
I downloaded the Thinkpad configuration from "Levano" website and
selected the parallel port and the various options, it takes a boot
for them to take effect. Can you tell me what is the "Normal
settings" of the LPT port for CT WIN to work? The automatic
0378-037F I/O range, IRQ 07 on the resouces screen, automatic
settings, no conflicts. Port Settings use any interupt assigned to
the port. LPT1. Still cannot see any fluxuation in line 18, 17, or
1. Pin 1 has 5 volts, Pin 17 does not change, Pin 18 is GND. I tried
changing the resource setting to 0001 to IP Range 0278-027F used by
ISAPNP Read Data port, no soap. Here again, the printer works fine.
What are the "proper settings" for the LPT1 to function with CT WIN?
Mike
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