Retro Computing Grotto

Battery

Toshiba 2140CDS CMOS Battery Replacement

The CMOS batteries for the Toshiba 2140CDS are still readily available on eBay and Amazon so I p…

BIOS

How To Reset The BIOS Password Of Any Computer

When I say ANY, I mean MOST or at least 100% of the random brands of laptops and desktops I'…

BIOS

(MY NOTES) - How To Flash The BIOS Of A Non-POSTing Laptop

https://www.badcaps.net/forum/troubleshooting-hardware-devices-and-electronics-theory/troublesho…

Battery

Replacing The CMOS Battery on a Dell Latitude D630/D620

Step 1 - Unplug from the mains and remove the battery Step 2 - Remove the hinge cover (make sure…

Battery

Do You Have To Match A CMOS/BIOS Battery Exactly?

The short answer is as long as it's the same voltage and you're not replacing a recharge…

380 Series

How To Replace The IBM ThinkPad 380D (Type 2635) CMOS Battery

On the IBM ThinkPad 380D laptop the CMOS batter for the BIOS is located under the RAM cover on …

BIOS

Reset Vintage Retro Toshiba Laptop BIOS Password With A Key Disk (KEYdisk)

Have you got a Vintage or Retro Toshiba laptop that wont boot as it has a BIOS Password set? T…

1992

Compaq Contura 3/25 intel 80386SX

Just got around to opening up the Compaq Contura 3/25 I 'won' on eBay the other week to …

1700

How To... Replace The CMOS Battery On A Compaq Armada 1700/1750 Laptop

Changing the RTC/CMOS battery on a Compaq Armada 1700/1750 is really quite easy as all you need …