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Search: Posts Made By: llonen
Forum: Troubleshooting Game Consoles & Other Weird Devices Today, 03:01 AM
Replies: 21
Views: 481
Posted By llonen
Re: Quark FALCON 1000 KW FM Transmitter - Alarm LED illuminated

With a sufficiently bad impedance miss-match it is quite possible to have very high voltages coming back down the feed line, this tends to be what causes damage in a high vswr reflected RF scenario.
Forum: Troubleshooting Game Consoles & Other Weird Devices 10-21-2020, 11:55 AM
Replies: 11
Views: 401
Posted By llonen
Re: Treadmill Motor Control Board 032669-IF

Well I would say send it to me for investigation but I see your in Canada, so that's not an option, if you not able to put the board back for basic testing other than removal, testing and replacement...
Forum: Troubleshooting Game Consoles & Other Weird Devices 10-16-2020, 07:55 PM
Replies: 11
Views: 401
Posted By llonen
Re: Treadmill Motor Control Board 032669-IF

Well it is almost never the motors, but check those anyway before partial reassembly, this can most easily be accomplished by measuring the dc voltage the motor generates when rotated by hand since...
Forum: Troubleshooting Game Consoles & Other Weird Devices 10-15-2020, 12:55 PM
Replies: 11
Views: 401
Posted By llonen
Re: Treadmill Motor Control Board 032669-IF

I have repaired quite a lot of these over the years for customers and while I have had little success in tracking down service manuals they are generally straightforward enough to repair so long as...
Forum: Troubleshooting Power Supplies and Power Supply Design 09-03-2020, 11:54 AM
Replies: 9
Views: 1,124
Posted By llonen
Re: Bosch AL2215CV charger fix

Looking over the component side of the board it is clear tome that there are still numerous bad solder joints.
Forum: General Electronics Technical Discussion 07-18-2020, 11:13 AM
Replies: 15
Views: 774
Posted By llonen
Re: Genuine supplier of electronic components

Most parts I order for commercial repair services I offer, to be honest come from Ebay, a few trusted suppliers that is. Out of the 1000's of parts ordered only a few end up in the reject bin. I...
Forum: Equipment Usage, Soldering, Techniques, and Reviews 07-07-2020, 11:17 AM
Replies: 11
Views: 1,089
Posted By llonen
Re: Diagnostic card suggestion?

Then I am not really sure why you would need or want a diagnostic card(s) which represent a considerable downgrade over the test gear you already have. But if they are a must have for you then the...
Forum: Equipment Usage, Soldering, Techniques, and Reviews 06-27-2020, 04:12 PM
Replies: 11
Views: 1,089
Posted By llonen
Re: Diagnostic card suggestion?

You will find a good digital test meter indispensable, perhaps a decent storage scope although most switching frequencies to be found will be outside the range or most test gear. The other thing that...
Forum: Equipment Usage, Soldering, Techniques, and Reviews 06-15-2020, 10:04 AM
Replies: 11
Views: 1,089
Posted By llonen
Re: Diagnostic card suggestion?

In my professional work I don't find them particularly useful for diagnosis, but then most of my computer repair work centres around macbooks.
Forum: Equipment Usage, Soldering, Techniques, and Reviews 06-09-2020, 04:27 AM
Replies: 27
Views: 1,416
Posted By llonen
Re: Beginner, practicing to unsolder on a lead free xbox 360 board, it is hell.

You still have not mentioned what brand of soldering hand-piece you are using, not all 60watt hand-piece's are the same.
Forum: Equipment Usage, Soldering, Techniques, and Reviews 06-05-2020, 11:03 AM
Replies: 27
Views: 1,416
Posted By llonen
Re: Beginner, practicing to unsolder on a lead free xbox 360 board, it is hell.

Unless you mentioned and I missed it, you don't say what soldering iron your using. That is a lot of thermal mass your trying to work with there.
Forum: General Electronics Technical Discussion 06-05-2020, 10:49 AM
Replies: 3
Views: 362
Posted By llonen
Re: Sites that charge for schematics/board view

I find that with enough searching most of the schematics and board-view stuff can be found for free, I resent paying for schematics that have most likely been ripped off from somewhere.
Forum: Troubleshooting & Designing Networks 06-05-2020, 10:28 AM
Replies: 13
Views: 2,710
Posted By llonen
Re: Wifi signal

This was the setup I had when using someone else's wireless network, a D-link AP with detachable antenna arrangement and a small 2.4ghz dish. The AP once configured was sealed up in a box and stuck...
Forum: Troubleshooting Game Consoles & Other Weird Devices 04-20-2020, 03:33 AM
Replies: 9
Views: 666
Posted By llonen
Re: Yaesu VR5000

Now when you say spray some RF in, are you on about using something like an RF probe but in reverse
Forum: Equipment Usage, Soldering, Techniques, and Reviews 04-19-2020, 07:32 AM
Replies: 4
Views: 405
Posted By llonen
Re: Vintage Pace desolder station PPS-100 pump motor bad

I was looking for a replacement pump for the MBT 250, well more specifically the diaphragm overhaul kit, then unable to source that my thoughts turned to a replacement pump / motor assy and found...
Forum: Troubleshooting Game Consoles & Other Weird Devices 04-19-2020, 07:25 AM
Replies: 9
Views: 666
Posted By llonen
Re: Yaesu VR5000

To date the same thing happens with the main and sub vfo, nothing shows on the S meter.
Forum: Troubleshooting Game Consoles & Other Weird Devices 04-09-2020, 01:39 PM
Replies: 9
Views: 666
Posted By llonen
Re: Yaesu VR5000

Nods, I checked both antenna inputs there is no difference between them. Thanks for the pdf, looks like there are some voltages on there to check and additionally I was able to find an alignment...
Forum: Troubleshooting Game Consoles & Other Weird Devices 04-08-2020, 08:42 PM
Replies: 9
Views: 666
Posted By llonen
Re: Yaesu VR5000

Sorry my mistake, when I mean completely deaf there is simply no received rf signal, maybe the PLL is unlocked but there is plenty of static coming the speaker just no received modulated signal...
Forum: Troubleshooting Game Consoles & Other Weird Devices 04-08-2020, 01:36 PM
Replies: 9
Views: 666
Posted By llonen
Yaesu VR5000

I have had this radio in the workshop for some time now and am getting no-where with it. Customer reported complete loss of receive, when asked it was working one day and the next no receive. I was...
Forum: Troubleshooting TVs and Video Sources 03-11-2020, 11:58 AM
Replies: 5
Views: 432
Posted By llonen
Re: How to safely handle a 75inch LCD panel ?

I don't have enough contiguous space in the lab to take in something that size for repair, if space was not an issue I would probably construct a flip / roll over jig.
Forum: General Computer & Tech Discussion 02-23-2020, 10:27 PM
Replies: 4,715
Views: 735,749
Posted By llonen
Re: best cheap/free scores 1.1

Recently picked up from an indoor car boot sale a BBC master 128k computer system, with monitor, disk drives and some software. Will be re-capped to ensure longevity but is otherwise in full working...
Forum: Equipment Usage, Soldering, Techniques, and Reviews 02-23-2020, 10:18 PM
Replies: 13
Views: 1,371
Posted By llonen
Re: Anyone build their own equipment? Plans for small benchtop power supply.

I used to build some of my own test equipment, mostly small bench PSU(s) the odd esr / capacitor tester, rf sniffers, noise sources and probes but to be honest I predominantly look at his...
Forum: Troubleshooting Game Consoles & Other Weird Devices 02-20-2020, 12:52 AM
Replies: 2
Views: 565
Posted By llonen
Re: Repairing cables - ferrite bead and strain relievers

Depends upon the strain relief, some of those are moulded to the cable itself, others are fed through and secured inside the unit. If its something that is likely to get some abuse then when I have...
Forum: General Computer & Tech Discussion 02-13-2020, 03:05 AM
Replies: 0
Views: 402
Posted By llonen
Apple security flaw ?

So I have tried this with several apple devices running different ios's and found I was able to change the Icloud / Appstore password without knowing the existing password. Has anyone else found...
Forum: General Electronics Technical Discussion 02-06-2020, 05:33 AM
Replies: 1
Views: 401
Posted By llonen
Re: Solder fume extractor carbon filter

If this is a foam based filter pack then I don't see why not, a quick search finds plenty of online guides for just such an endeavour. These usually involve fairly hot water, detergent with plenty of...
Showing results 1 to 25 of 421

 
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