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- Path: sparky!uunet!gatech!rutgers!cmcl2!panix!schuster
- From: schuster@panix.com (Michael Schuster)
- Newsgroups: comp.sys.ibm.pc.hardware
- Subject: Re: IBM PC 5150
- Keywords: Switch Settings, Help!
- Message-ID: <1992Sep3.162532.3782@panix.com>
- Date: 3 Sep 92 16:25:32 GMT
- References: <1992Sep3.130603.15217@cbfsb.cb.att.com>
- Distribution: usa
- Organization: PANIX Public Access Unix & Internet, NYC
- Lines: 44
-
- In article <1992Sep3.130603.15217@cbfsb.cb.att.com> dlvk1@cbnewsf.cb.att.com (david.l.van kampen) writes:
- >A friend of mine just received a genuine IBM 5150 PC (64K/256K Sys Board,
- >65 Watt Power Supply, Keyboard AND CASSETTE interface, only 5 expansion
- >slots). He asked me if I could get it working. It was labeled "defective
- >hard disk". I have several questions:
- >
- > 1. Does this machine support EGA or VGA video boards?
-
- Only with the final (10/82) BIOS which supports BIOS extensions.
-
- > 2. Does this machine support 1.44M or 1.2M floppy drives?
- > (The floppy controller is missing anyway - so I'll have
- > to replace it)
-
- Only with a floppy controller card having its own firmware for high density
- drives ... and the planar BIOS mentioned in #1.
-
- > 3. There appears to be a relay on the system board next to the
- > keyboard. It is marked "Omron" (Cash Register Fame?). Does
- > anyone know what this is for?
-
- Ya got me. Cassette interface switching?
-
- > 4. This system board has two 8-position DIP switches. The docs
- > I have from an XT only mention one 8-position DIP switch.
- > Could someone email the meanings of these switches?
-
-
- Block 1: 1,7,8 number of 5.25" drives
- 2 not used
- 3,4 system board memory config
- 5,6 display type
-
- Block 2: 1-5 memory options installed
- 6-8 off
-
- The details of the above are too much to type in right now. Tell me
- what you have/want, and I can look them up.
-
-
- --
- _______________________________Mike Schuster________________________________
- NY Pub. Access UNIX/Internet: schuster@panix.com | 70346.1745@CompuServe.COM
- The Portal (R) System: schuster@cup.portal.com | MCI Mail,GEnie: MSCHUSTER
-