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Olivetti M300-02E drive issues

VCFed about 2 days ago

I bought a non-booting Olivetti M300-02E recently. It has an issue with the drives, both floppy and hdd. The floppy is an Epson SMD-1000. The HDD is a WD Caviar 2120 125mb unit. On bootstrapping, after first diagnostics the HDD gives a disk error. I don't …

External battery connections to motherboards

VCFed about 2 days ago

I'm trying to resurrect a basket-case PC compatible that I've had for ages. It's a 486 but this is more of a general hardware question. The motherboard has a soldered rechargeable battery on it which has long since stopped working. It has a 4 pin connec …

Replace PowerBook G4 Battery with Power Bank?

Apple Fritter about 3 days ago

Hello,I still love my 15" TiPBG4, and it works flawlessly, except for the lack of a functional battery. I do have a spot welder, so, in theory, I could rebuild a battery pack. But, I was thinking of going another direction, that will be easier to support, …

recovering an SGI indigo

VCFed about 4 days ago

hey all, i have an unhappy indigo in my collection- i recently replaced the CPU battery since the diagnostic LED was yellow and i could get nothing on my display. this fixed the issue with the yellow LED and the CPU seems happy from the outside, but now i …

Sonnet Encore/ST 1.8Ghz boot issue with Mac OS 9

Mac OS9 Lives about 5 days ago

Sorry if this has been covered in another thread, but my search-fu has failed me. Today I picked up a G4 Sawtooth with a Sonnet Encore/ST 1.8ghz installed. Initially it had no battery installed and was in a abandoned state, a previous owner had tried ... …

Toshiba 110cs Rip...

VCFed about 5 days ago

So just a friendly reminder to cut out or unplug and remove those aging parcels of death attached to your vintage stash.. Battery corrosion claims another victim from my collection.? Rotted the pentium chip clean off the board. Even if my soldering skills …

Packard Bell Legend 300SX Replacement Battery

VCFed about 6 days ago

Sorry, I forgot to put battery in the subject. I am trying to find out what kind of battery should be plugged into the battery header on the motherboard. Standard 4 pin header. I just don't know if it should be rechargeable or not. Thanks for any advice! …

Compaq SLT/286 Hard Drive Replacement

VCFed about 8 days ago

Picked up a Compaq SLT/286 a few months back, tested it briefly after I got it and found that the hard drive was either missing or non-functional (or it works and I just need to set it up, I can't remember). I set it aside as I did not have time to work on …

Green 753 battery project.

VCFed about 11 days ago

Going to keep a record of reverse engineering 2 batteries, and making new ones available. So on the first post, I have one torn appart, and I need to remove the corrosion on the batteries, and I am already looking at the battery managment circuit inside. …

Dynabook 286?

VCFed about 12 days ago

Does anyone out there have a Dynabook 286? I have recently trash picked one of these that is incomplete, and no idea if the system works or not. This is *NOT* the same thing as a Toshiba Dynabook... it was made by a company called Dynabook Technologies Cor …

IBM Thinkpad 300XD CMOS Battery

VCFed about 13 days ago

Hello Everyone, I am currently restoring an IBM Thinkpad 380XD and need to replace the CMOS battery. I have the part number and model, but can not seem to find any and the part number doesn't crossover that I can find to another battery. Can someone shed s …

NGPC System w/games

Neo Geo Forums about 13 days ago

Samurai Shodown -- $60 ON HOLD Metal Slug -- $70 ON HOLD Cardfighters Clash SNK -- $120 System -- $60 ON HOLD Samurai Shodown is missing the plastic game case and the Cardfighters box is kind of rough. The system has a scratch at the flat battery housing …

Telebit Qblazer V.32 modem (free for cost of shipping)

VCFed about 16 days ago

I bought this modem at Fry's in Sunnyvale when I was temporarily working in California in 1992. It was kind-of partnered with HP Palmtops, but no reason it couldn't be used with other computers. It has been sitting in a cupboard unused for 30 years so no g …
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Power Macintosh 5500 /275

VCFed about 16 days ago

Hi, I have a problem with a Power Macintosh 5500 / 275. Nothing shows on the screen. It does the start-up chime and it might actually be working, but the screen is probably dead. There is no hard drive and no battery. Here is a video: https://drive.goog …

I destroyed an IBM PS/2 8530 286

VCFed about 25 days ago

This is a model 8530-H31 - which is, as far as I can tell, equivalent to the 8530-E31. Or, I should say, was. Thus the destruction happened: I had errors 161 and 163, which indicated a flat battery in the Dallas RTC. So I removed the chip, and proceeded to …
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New Vita successor rumours, bright specs, dim idea

Portable Gaming Roundup about 26 days ago

On the same day Lewis Hamilton to Ferrari rumours rampaged across the net, us portable gaming types got our own top-level gossip. However, while the F1 champion's move is now confirmed, it could be years until we hear anything, if ever, about a proper PSP …

Old eprom programmer help.

VCFed about 27 days ago

I just got this eprom programmer from 80s e9a elan digital sustems uk.the programmer turns on and display 0FFF3FFFF and every time i switch it on the fifth caracter from the left change but other caracters stay the same, i went to benoit mathieuw website …

Rebuilding Toshiba T1200 Main Battery Pack (Suggestions on replacement cells)

VCFed about 28 days ago

I've opened up main battery on my Toshiba T1200 laptop, PA7491U 7.2V 2200 mAh, I assume nicad cells. Took a bunch of pictures to help others in the future. I basically cut it open along the seam with a utility knife. It looks like it has some weird leaking …

Osborne Executive BackPac - Any info?

VCFed about 28 days ago

Here's what I'm hoping will be a fun one! My Osborne Executive came with a keyboard that felt ... unusually heavy. I cracked it open and found this bad boy inside - the BackPac, from the Drive C Corporation. This is an external battery pack for the Drive C …

Commodore PC 40 III Repair Advice & Further Diagnostic Information

VCFed about 1 month ago

So I have a Commodore PC 40 III that needs the CMOS battery replaced which is in the form of a Dallas Chip battery. Earlier this week with relatively 0 electronics repair experience I tried to de-solder the chip. I don't entirely remember in what order th …
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Feature: In Memory Of Memory Cards

Time Extension about 1 month ago

Thanks for the memories.The humble memory card occupied a vital but brief position in gaming history.Prior to the arrival of CDs, game data was stored directly on the cartridge – The Legend of Zelda being one of the earliest examples of 'battery back-up' …

Problem with mv1b motherboard

Neo Geo Forums about 1 month ago

problem with mv1b, z80 error appears on the screen. Will it be the connections that go to the chip or the z80 chip? I have removed the battery and I have seen a little corrosion, what is the solution? greetings …

The green has invaded from a Varta battery

VCFed about 1 month ago

This morning I was digging out some stuff for my North Star Advantage that I am restoring and I found a 286 motherboard in a box. Unfortunately the Varta battery was still attached and there is green all over the board. I cut off the battery and have been …

DEC VAXSTATION 3100-38 , 24MB RAM, RZ24 204MB SCSI HDD, graphics GFX

VCFed about 1 month ago

I am selling this DECVaxstation: DEC VAXSTATION 3100-38 VS42A-CC KA42-A 24MB RAM RZ24 204MB SCSI HDD 8 PLANE GFX graphics I have too many projects, so I wanted a DEC computer that would work. I bought this VaxStation in November 2022 on e-b-a-y, and the s …

Commodore PC40-III strange RAM fault

VCFed about 1 month ago

Greetings, first time posting, hopefully some gurus of board level repairs can help with this issue that's driving me mad. I have spent the past 6 or so months repairing a badly battery damaged PC40-III and have finally got it mostly working and usable, ba …