Recent content by wmichaelb

My friend gave up on the laptop. Believe it or not, he had another identical unit that he kept as a backup! So I removed both the battery (for possible future use, since it fits the other machine) and the SSD, put the SSD into a USB case, and transferred the files to the other machine. The bad...

IIRC, it's an HP battery purchased from Amazon.

Hi, I'm trying to help a nontechnical friend with an older HP 17-by1061st. He called me when the unit would no longer run without the charger. We purchased and replaced it with a new battery, but now it will not complete the boot cycle. It first boots to a BIOS error 502 (BIOS checksum invalid)...

I always thought that the cmos battery was just there to keep the time and date info stored, not all the BIOS info. Apparently that's not the case anymore.

Amazingly, that worked. I still don't understand why the BIOS date won't allow the charging light to turn on. But now it works. Thanks!

Hmm..do you have the noise problem with the other computer when it's plugged into this same mains socket? If true, then you have a home wiring problem. If not, I'd check the power supply first for good earthing.

I believe that you are correct, and the problem is with the PC. There are USB hubs designed to isolate DAC's and other equipment from such noise; one example is https://www.amazon.com/Nobsound-Audio-Eliminator-Industrial-Protection/dp/B07GF8643T. I have neither experience with this device, nor...

I've now had two of these, and both have now spontaneously quit working. They will not turn on with or without the battery or charger. I opened up the first one, but did not find a separate charging board, so I assume both mother boards are gone. I obviously now have all the RAM and SSD's I...