SUMMARY(UPDATED): DECserver90M --> HPlaserjet5n pin configuration

From: Jude T. Cruz <jude_at_tsi.com.my>
Date: Fri, 27 Jun 1997 00:02:44 GMT

Thanks to the following guys for their replies :-)
This list just great(hebat)!

Tom Webster <webster_at_ssdpdc.mdc.com>
Brenden Phillips <B.C.Phillips_at_massey.ac.nz>
boudinot_at_bobby.iaf.cnrs-gif.fr

I'll be try out some combinations from the Decserver90M MJ8(RJ45) to
the HP's 9pin serial port.

Here are the replies from Tom,Brenden, and also Boudinat

===============================================================================
boudinot_at_bobby.iaf.cnrs-gif.fr wrote :-
>
>Here is the DEC H8584-AA adapter wiring:
>
>RJ45 MMJ
> 1 <--(RX+)---- 4 +--------+ +------+ 1 DTR
> 2 <--(RX-)---- 5 |12345678| |123456| 2 TXD+
> 3 >--(TX+)---- 3 +-+ +-+ +--+ ++ 3 TXD-
> 4 ------------ 6 +----+ +--+ 4 RXD-
> 5 ------------ NC RJ45 MMJ 5 RXD+
> 6 >--(TX-)---- 2 6 DSR
> 7 ------------ 1
> 8 ------------ 6
>
> Null Modem wiring:
>(Harware Hand checking) (No Harware Hand checking)
>
>MMJ DB-9 connector MMJ DB-9 connector
>
> 1 -(DTR)--------+---- 6 (DSR)
> \--- 8 (CTS)
> 2 -(TX+)------------- 2 (RXD) 2 -(TX+)------------- 2 (RXD)
> 3 -(TX-)--\ 3 -(TX-)--\
> 4 -(RX-)---+--------- 5 (GND) 4 -(RX-)---+--------- 5 (GND)
> 5 -(RX+)------------- 3 (TXD) 5 -(RX+)------------- 3 (TXD)
> 6 -(DSR)------------- 4 (DTR)
>
>
>Good luck,
>Without any warranty :-)

>======================================================================
>Tom Webster wrote :-
>It is a null modem cable. If you have a console management cable for
>your hub (RJ45->MMJ cable with an MMJ->DB9 (or DB25) adapter), it
>should be the same pinout.
>
>The DEChub ONE manual has the pinouts for the DB9 and RJ45 ends, but
>the DEChub 900 manual actually gives some nice wire diagrams. I took a
>quick look at the pinouts in the DECserver90M manual ports and that
>configuration should work for you. You can find all of these manuals
>on DEC's network products site in PDF and postscript formats:
>http://www.networks.digital.com:80/html/info.html
>
>======================================================================
>Brenden Philips wrote :-
>
>I just had to make up a bunch of cable for going from a AS255/233 to
>a 90M
>
>
>RJ45 DB9
> 1 ------------ NC +--------+
> 2 ------------ 3 |12345678|
> 3 ------------ NC | |
> 4 ------------ 5 | |
> 5 ------------ 5 +-+ +-+
> 6 ------------ 2 +----+
> 7 ------------ NC ||
> 8 ------------ NC ||
> || RJ45, looking at the pins
>If that doesn't work, swap 2 and 3 on the DB9
==========================================================================

My earlier question :-
>>
>>Does anyone have the pin configuration for a serial connection
>>from a DECserver90M(RJ45-port) to a HPlaserjet5n(9pin) or
>>any similiar configuration ?
>>
>> Thanks in advance for all replies,
>> Jude T. Cruz,
>>
>
Received on Fri Jun 27 1997 - 02:18:57 NZST

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