> Steve Buggie buggie@unm.edu
> UNM-Gallup
[quoted text clipped - 12 lines]
> to run the computer from a cars cigarette lighter socket: DC 12 volts.
> Who has it?
Last time I bothered looking (several years ago) Rat-shack would sell
you an adjustable unit (adjustable from 1.5 to 10 volts with more than
plenty amperage) that can run the beast from your car lighter socket for
about $18.00. Lotsa luck finding an actual Apple-issue adapter for this
rig these days - You're talking about a veritable "dinosaur" of a
computer that hasn't been made for close to (if not more than) 10 years
now, and its various bits and pieces are becoming relatively scarce. You
might try eBay, but don't hold your breath...
> Would offer $10. if the adaptor is the orginal one for Mac
> lamptop. (Would also buy the 115V AC adapter with this one as a pair. If
> your Powerbook #170 is non-functioning, would bid for it also at a
> nominally cheap price ($10) to get it for spare parts.
Got a couple of PB 140/170 AC adapters wired for US juice laying around
here somewhere... The question is "where?"... Make me an offer, and I
might be persuaded to go digging.
> REPLACE INTERNAL BATTERY FOR MAC #170: The battery inside my Mac #170
> seems dead. How do I get inside to replace the battery?
Pull the screws out of the bottom (You'll want a Torx bit to do that - I
THINK it needs to be a "T-9", but it's been too long since I actually
messed with opening one that had its original screws to say for sure - I
replaced my screws with more normal phillips head screws ASAP after the
first time I cracked it open, and pitched the Torx screws as being an
excessive pain in the rump.)
> Where can the battery be purchased, and at approx what cost?
Can't be much help here. Try Rat-shack when you go looking for adapters.
I'd *GUESS* it'll run you about 6-10 dollars.
> Is it Ni-Cad or some other type?
I'm pretty sure it's a 3 volt lithium cell, but not absolutely certain.
Markings on mine are "Panasonic VL2320", and is definitely tagged as
being 3 volts, but no indication of whether it's lithium or some other
technology. Be aware that the original battery has welded-on solder
tabs, and it is indeed soldered down.
> If I remove the screws from the bottom of the Mac 170, will any
> components fly out?
Nope. Just be sure you pull the main battery before you start - If you
don't, you'll likely break several fairly important tabs as you try to
separate the case halves.
> Is the battery replacement user-serviceable?
Only if you're not afraid of taking a soldering iron to the guts of your
computer.
The battery you're looking for is soldered down on a long chunk of PC
board screwed to the top case underneath the hinge, exactly in line with
the phone-jack opening, just to the left of the speaker. (when looking
at the gutted case from the bottom)

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