Electronics Repair

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Replace lithium cell in discontinued battery?

I have a feature phone that's several years old, but still works fine. But the battery is on its last legs, and I'm hav...
3 comments posted 11yrs
posted by waybackNO584SPAM44
3 comments posted 11yrs posted by waybackNO584SPAM44

Power Supply For HP dv1040us Laptop

Does anyone know if a novice armed with just a few Phillips screwdrivers can easily replace the power supply of an HP d...
7 comments posted 11yrs
posted by nospam
7 comments posted 11yrs posted by nospam

Charging gel cells in series

I have a customer who wants to buy twelve 12.0 volt 8.0 AH gel cells from m e. He uses these in his fire alarm panels a...
15 comments posted 11yrs
posted by captainvideo462009
15 comments posted 11yrs posted by captainvideo462009

www.cablesonline.com Warning

Hi, I bought two different 2.5" IDE extension cables from www.cablesonline.com and both had manufacturing defects with...
3 comments posted 11yrs
posted by jaugustine
3 comments posted 11yrs posted by jaugustine

radio time code clock error

Anyone any insight into this error? Yesterday , coincidently? the longest day. Set the alarm function for 06:30. Luckil...
52 comments posted 11yrs
posted by diverse
52 comments posted 11yrs posted by diverse

VOX AC15 repair

** Hi, not some relic from the 1960s, but a near new looking combo called an "AC15 HW1X". The HW indicates the deluxe "...
0 comments posted 11yrs
posted by pallison49
0 comments posted 11yrs posted by pallison49

Service Info Needed For Sony TFM-3750WTransistor

I purchased a Sony TFM-3750W AM/FM transistor radio that has the FM antenna wire removed and need to know where it is c...
1 comments posted 11yrs
posted by radiotek.fcd880b
1 comments posted 11yrs posted by radiotek.fcd880b

Direction of an AC motor revisited

Just wanted to get back to the group about this AC motor that was running i n reverse after being disassembled and then...
24 comments posted 11yrs
posted by captainvideo462009
24 comments posted 11yrs posted by captainvideo462009

How Do I Make a PCB Shock Resistant?

Good morning, all. I'm brand new to hands-on electronic repair so please pa rdon any silly questions. I recently acquir...
6 comments posted 11yrs
posted by connah
6 comments posted 11yrs posted by connah

Newbie Question: Filing Down Component Leads

Good morning, all! While technically minded, I am brand new to repairing PC Bs. I'd therefore greatly appreciate relati...
12 comments posted 11yrs
posted by connah
12 comments posted 11yrs posted by connah

Repairing pc traces on a multi-layered board.

The pc board is from a Korg piano. The model number is C-56M. Schematic is here. http://www.synfo.nl/servicemanuals/Kor...
8 comments posted 11yrs
posted by farberbear.unspam
8 comments posted 11yrs posted by farberbear.unspam

Network cable

How close to power lines in the attic can network cable be without causing interference.
3 comments posted 11yrs
posted by dusty®.net
3 comments posted 11yrs posted by dusty®.net

Sony KV36XBR450

accidentally some one applied 230 volts to TV.The TV blank no power,After checking power supply board found fuse of 3 am...
2 comments posted 11yrs
posted by pv.ramadas
2 comments posted 11yrs posted by pv.ramadas

Samson XML610 pwr mix

Hi, Chinese made, 12 input chs, SMPS with Class D amp rated at 2x300W @ 4 ohms, still current model. One of the above o...
1 comments posted 11yrs
posted by pallison49
1 comments posted 11yrs posted by pallison49