Path: utzoo!attcan!uunet!husc6!mailrus!uwmcsd1!marque!studsys!jetzer
From: jetzer@studsys.mu.edu (jetzer)
Newsgroups: comp.sys.apple
Subject: Re: RGB
Summary: RGB port pinout
Message-ID: <231@studsys.mu.edu>
Date: 10 Sep 88 14:18:20 GMT
References: <8809100137.aa15611@SMOKE.BRL.MIL>
Organization: Marquette University - Milwaukee, Wisconsin
Lines: 46

In article <8809100137.aa15611@SMOKE.BRL.MIL>, SEWALL@UCONNVM.BITNET (Murph Sewall) writes:
> a 15 pin "female"
> under an icon of a monitor screen with 3 dots in a triangle (signifying
> an RGB outlet).  One would suppose that that outlet should produce a
> signal appropriate for an existing (what? a monitor ONLY from Apple for
> twice the price of everyone elses?) RGB monitor.

> Surely someone in our happy band of readers actually has an RGB monitor
> connected to a //c and can shed some light on how it's done?

I don't have an RGB monitor on my //c (don't even have a //c), but I may
be able to shed some light.

The following diagram is reproduced without permission from page 250 of 
*The Apple //c Reference Manual*:

  8                           1
  o   o   o   o   o   o   o   o

    o   o   o   o   o   o   o
   15                       9


Pin     Signal
---     ------
 1      TEXT
 2      14M
 3      SYNC*
 4      SEGB
 5      1VSOUND
 6      LDPS*
 7      WNDW*
 8      +12V
 9      PRAS*
10      GR
11      SEROUT*
12      NTSC
13      GND
14      VIDD7
15      CREF

Hope this helps

-- 
Mike Jetzer
"Hack first, ask questions later."