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From: wescott@Columbia.NCR.COM (Mike Wescott)
Newsgroups: comp.sys.ncr
Subject: Re: Terminal distribution box
Message-ID: <2240@sauron.Columbia.NCR.COM>
Date: 24 Jul 90 00:38:27 GMT
References: <1631@ssbn.WLK.COM>
Sender: news@sauron.Columbia.NCR.COM
Reply-To: wescott@micky.Columbia.NCR.COM (Mike Wescott)
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Organization: E&M-Columbia, NCR Corp, W Columbia, SC
Lines: 66

In article <1631@ssbn.WLK.COM> bill@ssbn.WLK.COM (Bill Kennedy) writes:
> I'm somewhat of a neophyte when it comes to the Tower series, and
> very new to this newsgroup, so forgive me if this has been hashed
> over dozens of times.

The newsgroup is too new for anything to have been hashed over a dozen
times.

> I have a 32/400 with two hpsio cards.  The first one comes out to
> eight DB-15's but the second has a pair of DB-37's(?) for tty08
> to tty15.  [...]

> Does anyone have the pinouts for those connectors?

Check out the wiring diagrams in the Hardware Service Manual.  It's
called the "NCR TOWER 3400 Series Servicing/Installation Guide" with
a document number D2-0111-A.


		DB37   SIGNAL  DB15
		1	TD	1
		2	GND	11
		3	RTS	2
		4	CTS	10	Channel 0
		5	CD	12
		20	DTR	4
		21	DSR	3
		22	RD	9

		23	NC

		6	TD	1
		7	GND	11
		8	RTS	2
		9	CTS	10	Channel 1
		24	CD	12
		26	DTR	4
		25	DSR	3
		27	RD	9

		28	NC

		11	TD	1
		12	GND	11
		31	RTS	2
		13	CTS	10	Channel 2
		10	CD	12
		29	DTR	4
		30	DSR	3
		32	RD	9

		33	NC

		18	TD	1
		17	GND	11
		16	RTS	2
		15	CTS	10	Channel 3
		14	CD	12
		35	DTR	4
		36	DSR	3
		34	RD	9
		37	REVCH	13
		19	LL	5
--
	-Mike Wescott
	 mike.wescott@ncrcae.Columbia.NCR.COM