Forum: Troubleshooting TVs and Video Sources
02-28-2019, 06:14 AM
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Replies: 46
Views: 6,003
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Forum: Troubleshooting Desktop Motherboards, Graphics Cards, and PC Peripherals
08-29-2016, 03:42 AM
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Replies: 12
Views: 3,108
Re: DDR2 for Intel and AMD ?
Thanks- Maybe if the OP had said D340J I would have remembered. Though it is some years since I played with these CPUs.
Whilst it will physically fit, the fact that it is not on the compatibilty...
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Forum: Troubleshooting Desktop Motherboards, Graphics Cards, and PC Peripherals
08-28-2016, 12:06 PM
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Replies: 12
Views: 3,108
Re: DDR2 for Intel and AMD ?
I am not really understanding this?
The Celeron D340 is for a PPGAE478 socket Ie it should have 478pins?
Motherboard DG31PR has a LGA775 socket ie processor should have 775 pins?
If...
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Forum: Troubleshooting Desktop Motherboards, Graphics Cards, and PC Peripherals
08-28-2016, 07:49 AM
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Replies: 86
Views: 10,725
Re: P5PE-VM question ?
Have you checked the Cmos battery is ok.
Can I assume you have the attached?
Section2.1.2 suggests that the file should perhaps be renamed P5PEVM.ROM
Can you make a bootable floppy in another PC...
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Forum: Troubleshooting Laptops, Tablets, and Mobile Devices
08-28-2016, 06:00 AM
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Replies: 5
Views: 1,199
Re: i can't ATTACH FILE
Post the name of the file you are trying to attach and the size - may give us a clue.
Try and attache a small picture of anything to your reply.
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Forum: Troubleshooting Computer Displays
11-28-2015, 10:14 AM
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Replies: 21
Views: 6,907
Re: Viewsonic vx2435wm problems
Does the fuse FS2 at 300Ohms sound burned?
"in test the fuse. Should show the same as holding the probes together."
So Yes.
Strangely, I checked voltages under power on the Power Supply...
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Forum: Troubleshooting Computer Displays
11-27-2015, 02:48 PM
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Replies: 21
Views: 6,907
Re: Viewsonic vx2435wm problems
Connector to the inverter board from red wire to the left:
0.35, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 28, 28, 28, 28, 28
That cant be correct as it only has 14 pins??
It is helpful if you show what...
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Forum: Troubleshooting Computer Displays
11-27-2015, 06:49 AM
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Replies: 21
Views: 6,907
Re: Viewsonic vx2435wm problems
190dvc may not be right but it is a start.
The fuse may give a "beep" sound but is better to get the resistance.
Some meters have been known to beep on a blown fuse. In this case it must be good...
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Forum: Troubleshooting Computer Displays
11-26-2015, 05:59 AM
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Replies: 21
Views: 6,907
Re: Viewsonic vx2435wm problems
OK First find the fuse shown on the last pic then locate the solder joints on the back of your board. Set your meter on ohms200 and with the board not plugged in test the fuse. Should show the same...
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Forum: General Computer & Tech Discussion
11-25-2015, 04:54 AM
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Replies: 10
Views: 2,092
Re: 6 pin modular sata connectors
Thanks for the comments folks - At least I am not alone in stumbling on this major plug and play incompatibility masterpiece. Yes 3 different makes -Zalman, Antec and an unknown (just have the...
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Forum: Troubleshooting Computer Displays
11-25-2015, 03:54 AM
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Replies: 21
Views: 6,907
Re: Viewsonic vx2435wm problems
Ok - welcome to the forum.
What experience do you have in electronics?
Do you have a multimeter and a soldering iron and can you use them.
Please provide GOOD CLEAR pictures of the boards in...
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Forum: Troubleshooting Computer Displays
11-24-2015, 10:15 AM
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Replies: 12
Views: 4,681
Re: Acer S231Hl long to start up.
Ok On your youtube video it took 50 seconds to the acer logo. Is that a long time for this monitor?
You do not have a working PC connected, some monitors do not function well without a source...
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Forum: General Computer & Tech Discussion
11-24-2015, 07:43 AM
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Replies: 10
Views: 2,092
6 pin modular sata connectors
Hi, bit of story here and a warning to anyone who doesnt know!!I know its my own fault BUT naively expected that sata connectors would be standardised. I got a freebie PC and after taking it to bits...
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Forum: Troubleshooting Computer Displays
11-22-2015, 10:33 AM
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Replies: 6
Views: 2,453
Re: Hans HG281D yellowed screen on top/center
Well you are in the best position to judge the OP has posted pictures of his panel showing exactly what the problem is with his.
@kumasan
As suggested I would agree that the pink at the edges is...
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Forum: Troubleshooting Computer Displays
11-22-2015, 10:23 AM
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Replies: 21
Views: 10,798
Re: DAC-19M009 Problems
You will need an awful lot of luck and it will probably do no good.
Have you tested the secondary wiring resistances. They need to be almost the same within 5% on both transformers. Perhaps post...
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Forum: Troubleshooting Computer Displays
11-22-2015, 09:42 AM
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Replies: 36
Views: 7,850
Re: Acer G235H Abid (dead) no indicator LED
Whilst I do not know what might be wrong with the main board, you can test the larger components and even small caps for shorts if you have the patience.
All the small switching transistors would...
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Forum: Troubleshooting Computer Displays
11-17-2015, 05:11 AM
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Replies: 9
Views: 3,258
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Forum: Troubleshooting TVs and Video Sources
11-15-2015, 05:39 AM
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Replies: 6
Views: 1,432
Re: Resistor replacement which one needed?
If you take the resistor off the board you may be able to see the colours on the underside
if it has just blown out on the top side.
EDIT if this is a 42 inch cello they are fairly new - is it...
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Forum: Troubleshooting Computer Displays
11-15-2015, 05:32 AM
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Replies: 36
Views: 7,850
Re: Acer G235H Abid (dead) no indicator LED
There look to be one or two poor solder joints on the transformers and
some of those you have done on the caps look a bit grey (not shiny) but
as the screen did light up I guess the power supply is...
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Forum: Troubleshooting Computer Displays
11-12-2015, 07:33 AM
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Replies: 81
Views: 17,393
Re: BN44-00195A strikes back!
^ ^^ ^ +1 ^^^
Yes, If it is still on the board check for glue and remove it.
Corrosive and conductive glue is a killer on these
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Forum: Troubleshooting Power Supplies and Power Supply Design
11-11-2015, 04:11 PM
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Replies: 35
Views: 5,527
Re: Broken Royal Paper Shredder
Just as an aside to the main repair flow, I worked on one of these some time back. Electrically only the fuse had gone in the plug however I was pleased I didnt spend a lot of time on it as with the...
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Forum: Troubleshooting Computer Displays
11-11-2015, 07:28 AM
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Replies: 2
Views: 2,277
Re: Acer HN274H turning off
looks to be a common failing there are a few posts on the net. Also problem with the on/off switch?
When it goes off test at the socket of the brick is still outputting 19v. If not then the monitor...
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Forum: Troubleshooting Computer Displays
11-11-2015, 06:07 AM
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Replies: 107
Views: 61,557
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Forum: Troubleshooting Power Supplies and Power Supply Design
11-10-2015, 02:34 PM
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Replies: 19
Views: 8,021
Re: BN44-00301a
Budm wants a good clear picture of the other side of the board
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Forum: Troubleshooting Computer Displays
11-10-2015, 01:27 PM
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Replies: 36
Views: 7,850
Re: Acer G235H Abid (dead) no indicator LED
I will try and look in detail at the pictures later but at first glance they are not much improved.:( As a general rule we need to be able to read the part numbers on the board. Some of the solder...
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