Electronics Repair

Odd Battery Voltages

Hi all, Earlier I needed to do something with my graphing calculator. It only gets used very rarely so I wasn't surpris...

5 comments posted 9yrs

posted by curd

5 comments posted 9yrs posted by curd

Tumble Dryer

Hi all, I finally got around to taking a look at our tumble dryer, which has been out of action for a while (SWMBO's na...

3 comments posted 9yrs

posted by curd

3 comments posted 9yrs posted by curd

samsung refrigerator RB 29H mainboard

l am working on a Samsung refrigerator RB29H with a colleague. on switching the the machine the inside fan will start w...

0 comments posted 9yrs

posted by fynnashba

0 comments posted 9yrs posted by fynnashba

Shortest period to switch off electronic equipent for before switching on

As a rule of thumb, what's the shortest period to switch off electronic equipment for a reset before switching on? I me...

29 comments posted 9yrs

posted by invalid

29 comments posted 9yrs posted by invalid

iPad screen - bar in middle - anyone found a fix?

Has anyone here taken apart an iPad (original - cellular) screen to repair the problem of a fat (1" wide) band fully ac...

9 comments posted 9yrs

posted by spam

9 comments posted 9yrs posted by spam

ISP1181A vs ISP1181B

Hi, I need to try and replace the USB chip in a rather old device. The original chip is ISP1181BBS. I can't find this t...

1 comments posted 9yrs

posted by soundserviceleeds

1 comments posted 9yrs posted by soundserviceleeds

Germanium Diode Data sheets

It seems the most "famous" germanium diode was the 1N34(A). Heck, I remember that number from way back.... I googled up...

14 comments posted 9yrs

posted by oldschool

14 comments posted 9yrs posted by oldschool

Where does Radio Shack hide their older manuals?

I know that Radio Shack has manuals for their products online, or at least they used to. I'm looking for a manual/schem...

22 comments posted 9yrs

posted by oldschool

22 comments posted 9yrs posted by oldschool

EPROMs nearing end of life?

The EPROMs in one of my machines are at least 32 years old. Reading online about EPROMs it seems that maybe my old devi...

19 comments posted 9yrs

posted by etpm

19 comments posted 9yrs posted by etpm

C. P. Clare relay catalogs

Anybody got one they want to get rid of, or links to them on line? Specifically for the Octal (8-pin) based mercury wett...

4 comments posted 9yrs

posted by jdangus

4 comments posted 9yrs posted by jdangus

Drain motor for Whirlpool WDF750SAYW0.

My dishwasher isn't draining. The drain lines are clean. I removed the drain pump motor and the first thing I noticed w...

7 comments posted 9yrs

posted by farberbear.unspam

7 comments posted 9yrs posted by farberbear.unspam

EPROM success!

The replacement circuit board arrived yesterday afternoon. I very carefully grounded myself as well as the new and old...

8 comments posted 9yrs

posted by etpm

8 comments posted 9yrs posted by etpm

STR-W6000S power IC

l am working on a refrigerator board which uses STR-W6000S power ic The res istor to pin 3 of the ic is burnt beyond re...

5 comments posted 9yrs

posted by fynnashba

5 comments posted 9yrs posted by fynnashba

Ground is no longer at ground potential

Scientists have determined that ground is no longer at ground potential. It dont matter if you're referring to the grou...

38 comments posted 9yrs

posted by oldschool

38 comments posted 9yrs posted by oldschool

Florescent light fixture gone bad

I have a "Lights of America" Florescent fixture (4 ft - 2 bulb shop light). Only one bulb would light. New bulbs did no...

13 comments posted 9yrs

posted by oldschool

13 comments posted 9yrs posted by oldschool