Electronics Repair

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OT: Lithium Cells Exploding

I recently found out that Lithium cells are no longer allowed in checked luggage on airplanes in the US. Personally I h...
36 comments posted 15yrs
posted by mike
36 comments posted 15yrs posted by mike

Samsung 47" Blown Convergence IC

I made the mistake of buying this Samsung HCN4727 to fix for resale, it had a blown convergence IC (STK392-040, I think...
1 comments posted 15yrs
posted by zappyman
1 comments posted 15yrs posted by zappyman

Repair Sinclair DM235 DMM

Hi, Can somebody please give me a hint where to find a circuit diagram or a service manual for an old Sinclair DM 235 D...
1 comments posted 15yrs
posted by reinhard.zwirner
1 comments posted 15yrs posted by reinhard.zwirner

Crown Fan Heater

I am attempting to repair a Crown branded fan heater. The thermal fuse has blown. What is likely to have caused the the...
1 comments posted 15yrs
posted by M.Joshi.741a7c9
1 comments posted 15yrs posted by M.Joshi.741a7c9

Question for the group...

Am working on a waffle iron that doesn't register when power is applied, suspecting the solid state relay on the contro...
6 comments posted 15yrs
posted by db5151
6 comments posted 15yrs posted by db5151

sharp CD loader, tape and radio power problem

a friend of mine plugged his Sharp SD-GX2-s 110 volts AC into 220 volts. The small standby transformer blew, 2 other di...
3 comments posted 15yrs
posted by fynnashba
3 comments posted 15yrs posted by fynnashba

common problem with Dell PCs

I have noticed a problem with Dell PCs but b4 I advice my boss I want to be sure. Almost all our Dell machines (both op...
3 comments posted 15yrs
posted by fynnashba
3 comments posted 15yrs posted by fynnashba

Confusing PbF inspection test appearance.

Anyone else come across this PbF situation? With pbf solder joints on green finish pcb and viewing pins for solder prob...
0 comments posted 15yrs
posted by diverse
0 comments posted 15yrs posted by diverse

PSU voltage instability

Hello, I have an ATX power supply. I tested it with a CD ROM drive attached and noticed that the 12V rail gives me a lo...
17 comments posted 15yrs
posted by nontelo
17 comments posted 15yrs posted by nontelo

100v--> 10V Trans. on 120V

I was wonderin if someone could educate me on Transformers. Here I have a Japanese Nintendo which has a 100V to 10V wal...
32 comments posted 15yrs
posted by mike
32 comments posted 15yrs posted by mike

looking for DAQ that measures PPM tia sal22

Greetings all I'm looking for a DAQ that will measure PPM (particles per million) over time, can anyone recomend one? ti...
4 comments posted 15yrs
posted by ratullloch_delthis
4 comments posted 15yrs posted by ratullloch_delthis

RAC Portable Power Station, need DC adaptor spec

http://i912.photobucket.com/albums/ac327/turnstyler/IMG_3573.jpg A neighbour has dropped in with his discharged and dea...
72 comments posted 15yrs
posted by email
72 comments posted 15yrs posted by email

PS/2-to-AT keyboard adapter

Hi, Do PC keyboards with "AT" connectors (the big 5-pin DIN plug) use the same voltage levels and signalling as keyboar...
5 comments posted 15yrs
posted by NoEmailAds
5 comments posted 15yrs posted by NoEmailAds