Panasonic luggable

Roy J. Tellason rtellason at verizon.net
Tue Jul 3 00:28:51 CDT 2007


On Sunday 01 July 2007 18:25, Tony Duell wrote:
> While looking for another part (actually a replacement door for a Tandon
> 5.25" drive) in the depths of my workshop, I came across a machine I'd
> half-forgotten owening, and wondered if anyone recognises it.
>
> It's made by Panasonic, and is a luggable. The carrying handle is one one
> side (not the back, as is usual for such machines). The front of the
> machine comes off, and is an XT-layout keyboard (alas F9 and F10 are
> missing on my unit, but I'll bet that's what the missing keys should be).
>
> The front of the main unit has a 9" monochrome CRT, and to the right of
> it 2 vertical half-height 5.25" drive bays. On my machine the left one
> contains a floppy drive, the right one a Seagate hard drive. To the left
> of the CRT is a pull-out stretchy cable ending in a mini-DIN plug that
> fits the hack of the keyboard
>
> On the back are the normal mains connnector, switch and fuse. A DE9
> connector marked RGB (CGA pinout?) a 36 pin microribbon printer port and
> a DB25 serial port. On top of the unit is a thermal printer.
>
> It comes apart by removing numerous screws. In the bottom of the machine,
> accessible from under the chassis is a large PCB. It contains an 8088
> with a 40 pin DIL socket alongside it (8087?), 256K DRAM, 8250 serial
> chip, 8255 parallel chip, 6845 CRT controller, a PQFP surface=mount
> device alongside it (video circuitry), 8257 DMA chip, etc. Basically,
> what you'd expect to find on a PC/XT motherboard. Theere are 2 62 pin
> expansion slots, one of which contains the hard disk controller (looks to
> be a generic PC/XT part), the other contains a PCB with 512K RAM (I would
> guess only 640K of the totla memory is useable) and a real time clock chip.
>
> The printer has its own cotnrol electronics based round a 8050
> microcontroller. The keyboard contians an 8048.
>
> Does anyone recognise this machine?

I can't remember specifics like a model number or whatever,  but I do remember 
that machine,  being advertised in magazines and such...

What sort of info were you looking for,  in particular?

-- 
Member of the toughest, meanest, deadliest, most unrelenting -- and
ablest -- form of life in this section of space,  a critter that can
be killed but can't be tamed.  --Robert A. Heinlein, "The Puppet Masters"
-
Information is more dangerous than cannon to a society ruled by lies. --James 
M Dakin



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