Latest threads in Electronics Repairshow only best voted threads
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Tutorial - how to locate the basic test points of an unfamiliar HDD PCB
This tutorial in intended to show how one may determine the test points for the onboard DC-DC converters, spindle motor, voice coil motor (VCM), and preamp supply rails of an unfamiliar HDD PCB. We...
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12 years ago
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HDD TVS diode FAQ
The purpose of this FAQ is to address a question that pops up on a regular basis at various storage forums. The usual scenario is that a hard drive has been overvolted, either as a consequence of a...
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12 years ago
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CRT TV repair, power supply defect.
I have a phillips 29 inch tv(model PT4423) which lost power suddenly. After replacing a shorted chopper transistor in the switching circuit and two open resistors the TV came back to live with another...
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12 years ago
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Harma 6L6GCSTR valve problem
So called Superior Grade Cryo Work ok and test ok but in use and the tester there is low insertion/extraction force in the sockets. Dragon's teeth hold them in place ok, so will not fall out....
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12 years ago
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Can someone help to identify this prewar capacitor?
Probably used for telephone devices or similar, seems to be a MP metal paper design, from 1936? It is rated at 650V and has a 0.25uF capacity (still, just tested). I have not found out who the...
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12 years ago
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Panasonic KX-TG210AL-B 2.4GHz phone service manual
Could anyone point me to a free service manual for a Panasonic KX-TG210AL-B 2.4GHz cordless telephone? Anything similar to KX-TG210 will probably do, eg TG200, TG210A, TG210B, TG210C, maybe even...
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12 years ago
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Can't find datasheet or pinout for this IC
"360-2002B" 16-DIP. Google shows surplus inventory and e-Pain shows: (Yes, I PM'd them and no, they don't know what it is...) Funny, so many are willing to sell them to you but can't tell you what it...
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12 years ago
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Anyone have experience with Element Electronics? 40 inch Monitor?
Anyone have experience with the 40 inch screen from Element Electronics? ELGFT401, or such I can't seem to find much about this company. Where made? Reliability? Regards, Robert
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12 years ago
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unkown power supply
Hi all, I have found an old SMPS I'd like to revive. It is marked as triumph-adler model CTNA (100-240V AC input). It doesn't seem to start, maybe it needs an external connection to start, it has a...
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12 years ago
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TL064 in PV 212 Deuce, VT Series, 1980
TI IC marked SN99661 and 70400604 and 604 on the schematic A number of people (out there) enquiring about work-around of replacement with 4016 or 4066 but no reports found of reported success. The...
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12 years ago
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AIWA AD-F810 3-Head Tape Deck
Hello, all. After not using the subject cassette deck for several years I decided to use it (with a computer) to convert a number of cassettes to mp3s. Previously this deck had been trouble-free (I...
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12 years ago
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Need Source for very very very small 54 pin connector
I've searched all over and come up empty for a source for a small connector I need. This connector is similar to that used to connect cell phone LCD displays to the phone circuit board. It has 54...
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12 years ago
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Arcade monitor has intermittent Blue
Although I'm no expert, I'm trying to repair the monitor inside an arcade cabinet. It's a Selti 22.0244.2. The problem is a low blue on the screen, that from time to time will flash "good" just for a...
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12 years ago
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Video Interferes with Audio
I have a MacBook Pro that I use as an Entertainment Center. The video out is connected to an Analog TV by a mini-dvi -> S-Video adapter. The audio is connected from the Mac's earphone output to the...
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12 years ago
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Fiery epoxy ... !!
A few weeks back, I bought some two part rapid epoxy in a twin syringe arrangement, from the local 99p shop - and very good it is too, if you can stand the smell. Today, I needed to have some of it go...
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12 years ago
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