Forum: Troubleshooting Dead Machines  Oct 29th, 2008 |
| Replies: 60 Views: 33,987 Re: HP Pavilion does not Boot AT ALL!!
Nice guesses, all wrong
For No Video
Typical problems with the DV6000 is a FET PQ52 near the coin cell. Especially if you have the Athlon64 with nVidia graphics.
For No Boot but lights (different... |
| Forum: Troubleshooting Dead Machines Oct 29th, 2008 |
| Replies: 6 Views: 386 Re: laptop melting power cord ends
The jack is shorting out, the most likely culprit is a capacitor in that area (on daughterboard) or in the power section of the laptop. The ground side of the board is not pulling up enough current,... |
| Forum: IT Professionals' Lounge Oct 29th, 2008 |
| Replies: 16 Views: 837 Re: Wkipedia violates federal law
Actually Not
*1 Freedom of Speech is only valid to a public venue. Open parks, public land etc. Not a Restaurant, Movie theatre, or other place that is owned or otherwise controlled. including... |
| Forum: Troubleshooting Dead Machines Oct 19th, 2008 |
| Replies: 2 Views: 1,605 Re: Orange light flashing and no start
If the three LED's are spaced 1 0 1 0 1 (with one being on) your battery is toast
If the three LED's are flashing your battery is toast
The Most Likely Scenario:
If they are in sequence 1,2,3 it is... |
| Forum: Gadgets and Gizmos Aug 29th, 2008 |
| Replies: 5 Views: 592 Re: Repairing TFT conector
Use the conductive ink pen. You may cause irrepairable damage doing it your way.
I gave the solution and I cannot tell you how to do it wrong. I only know the right way. |
| Forum: Troubleshooting Dead Machines Aug 29th, 2008 |
| Replies: 3 Views: 2,306 |
| Forum: Troubleshooting Dead Machines Aug 23rd, 2008 |
| Replies: 16 Views: 1,247 Re: HP Pavilion replaced power supply...
1:is thermal compound on CPU heatsink?
2: did you clean the fan on the heatsink?
3: does the fan on the heatsink turn?
4: does the internal fan on the case turn?
5: And important > did you re-enable... |
| Forum: Windows Software Aug 23rd, 2008 |
| Replies: 2 Views: 285 Re: Need help
if the db is relational try creating an SQL statement, then have the form linked to the new statement. |
| Forum: Gadgets and Gizmos Aug 23rd, 2008 |
| Replies: 5 Views: 592 Re: Repairing TFT conector
The tape is usually made of MYLAR.
Can you disolve it - NO
And depends on how steady your hands are, and skilled with a low wattage soldering iron and exacto knife can you fix it.
If you could... |
| Forum: Troubleshooting Dead Machines Aug 23rd, 2008 |
| Replies: 3 Views: 2,306 Re: Dell Latitude D610 won't start
Check to see if the battery is shorted.
Remove the battery and press the button on it to see if any charge exist on it. You should see all 5 leds light up. If 1 to 5 light up the battery may be... |
| Forum: Troubleshooting Dead Machines Aug 23rd, 2008 |
| Replies: 16 Views: 1,247 Re: HP Pavilion replaced power supply...
could also be underwattage power supply. And buying another at the same wattage just changed problems, not eliminated them.
Please State old PSU wattage, and new. |
| Forum: Show Off your Projects Jul 17th, 2008 |
| Replies: 2 Views: 639 My huge pet project
This is my project I started a number of years ago and it got out of hand so I just wrapped it up into a commercial interface and preparing to sell it to company that wants to deal with the major... |
| Forum: Troubleshooting Dead Machines Apr 16th, 2008 |
| Replies: 1 Views: 681 Re: Medion Computer Won't boot
Verify same CPU FSB clock speed.
Verify full Model Number
Clear CMOS in both
Retry
a P4 2.2/512/400 cannot be replaced with a P4 2.8/512/533 <<< last number is FSB |
| Forum: Gadgets and Gizmos Apr 16th, 2008 |
| Replies: 1 Views: 1,637 |
| Forum: MS Access and FileMaker Pro Mar 30th, 2008 |
| Replies: 1 Views: 5,648 Re: Help me with: Access CREATE TABLE() SQL
I dont think you can use the VALUES statement at the same time as CREATE in ACCESS.
Field Name has space (causes problems later)
The int specifier is missing for the Primary Key
Then BOOLEAN... |
| Forum: MS Access and FileMaker Pro Mar 30th, 2008 |
| Replies: 27 Views: 36,046 Re: MS Access vs. MySQL
Typically PHP displays MySQL/DB2 formatted database not MDB. I don't use PHP but I suppose it could.
It's user base has grown so large and additions through open source has made it an option for... |
| Forum: Troubleshooting Dead Machines Mar 14th, 2008 |
| Replies: 51 Views: 7,464 Re: Repairing Motherboards (anyone know how)
Wow JBennet: what electronics school teaches that? How to fix a monitor or replace a fuse without opening the chassis.
You can open a monitor, but only after you are trained. and know what... |
| Forum: Motherboards, CPUs and RAM Mar 8th, 2008 |
| Replies: 3 Views: 716 Re: Loose USB Ports
That sound you are hearing, may the poor electrical contact arcing (eating away at) the copper contacts. It will never fix itself, so the only thing you can do is to get it repaired, before the USB... |
| Forum: Troubleshooting Dead Machines Mar 8th, 2008 |
| Replies: 51 Views: 7,464 Re: Repairing Motherboards (anyone know how)
Tearing a tag off a mattress is also illegal in the US. It would be a shame to be in prison bunking with a mass murderer and you in for tearing a content tag off a mattress, or using Pb/Sn solder.... |
| Forum: Troubleshooting Dead Machines Mar 8th, 2008 |
| Replies: 51 Views: 7,464 Re: Repairing Motherboards (anyone know how)
Here's what I do, I will blend 60/40 with the lead free*, then cover all of it with flux, then flow the iron across it. Also verifyling that I didn't short close connections... If there is too much,... |
| Forum: Motherboards, CPUs and RAM Mar 7th, 2008 |
| Replies: 11 Views: 1,200 |
| Forum: Troubleshooting Dead Machines Mar 7th, 2008 |
| Replies: 51 Views: 7,464 Re: Repairing Motherboards (anyone know how)
techo t- I know exactly what you mean, sometimes it is not so easy to have a working model right next to you, or have the schematics. Thats where pure logic and reasoning comes in.
How I discoverd... |
| Forum: Motherboards, CPUs and RAM Mar 6th, 2008 |
| Replies: 11 Views: 1,200 Re: 2 x 512 mb or 1 x 1024 mb faster ??
Will -
It is a Compaq Persario using DDR (double data rate).
Not using Dual Channel, RAMBUS or other 'exotic' flavors. and still will only achieve 2700mbps. There are no synchronus/asynchronus... |
| Forum: Troubleshooting Dead Machines Mar 6th, 2008 |
| Replies: 11 Views: 737 |
| Forum: Troubleshooting Dead Machines Mar 6th, 2008 |
| Replies: 1 Views: 698 |
| Forum: Troubleshooting Dead Machines Mar 6th, 2008 |
| Replies: 5 Views: 480 |
| Forum: Motherboards, CPUs and RAM Mar 6th, 2008 |
| Replies: 11 Views: 1,200 Re: 2 x 512 mb or 1 x 1024 mb faster ??
Wow- where are you techs graduating from?
There is no speed difference between the two. RAM is RAM, when Blocked it is blocked into contiguous space.
But there are factors to consider with that... |
| Forum: Motherboards, CPUs and RAM Mar 6th, 2008 |
| Replies: 3 Views: 716 Re: Loose USB Ports
yes that is a typical problem with USB ports. Any skillled tech can disassemble the board and 'reflow' the solder. Ask them to use Flux when reflowing, don't settle for the excuse 'there is flux in... |
| Forum: Troubleshooting Dead Machines May 22nd, 2007 |
| Replies: 9 Views: 7,696 Re: Dell 1150 Laptop wont start up?
If the jack is broken (more than 1 part) it will have to be replaced.
http://www.mayosoftware.us/repairs/Compaq/Power%20Plug.jpg
But either way I have found it time saving and cost effective to just... |
| Forum: Troubleshooting Dead Machines May 21st, 2007 |
| Replies: 9 Views: 7,696 Re: Dell 1150 Laptop wont start up?
Why buy a whole board, you may be getting other problems. Especially from eBay. The repair on a DC jack is anywhere from $49 to $75. (shipping is usually $8.92 prioritymail in the US). The jacks... |
| Forum: Troubleshooting Dead Machines May 2nd, 2007 |
| Replies: 12 Views: 5,181 Re: Laptop not connecting to AC Adapter
From my experience -
I haven't found a 15w iron that will spread enough heat. I use a 40w with rosin flux paste, a clean tip and wet sponge. You have to have a sufficient heat bridge for the solder... |
| Forum: Troubleshooting Dead Machines Apr 30th, 2007 |
| Replies: 51 Views: 7,464 |
| Forum: Windows Software Apr 30th, 2007 |
| Replies: 2 Views: 1,761 Re: outlook reply template
yes-
But it would require a little VBA to
RunAScriptRuleRoutine(MyMail As MailItem)
and define the template to use. |
| Forum: Troubleshooting Dead Machines Apr 30th, 2007 |
| Replies: 3 Views: 1,213 Re: Computer stop error on XP.
chkdsk /f means to fix errors
not F: drive.
You can get the whole syntax of the command by typing chkdsk /? If I remember correctly, this will only work on FAT/16/32 drives not NTFS. And should be... |
| Forum: Troubleshooting Dead Machines Apr 30th, 2007 |
| Replies: 51 Views: 7,464 Re: Repairing Motherboards (anyone know how)
Remember it was my opinion, and I have repaired them to the component level. I forgot to add, Multiple levels of magnification, and tweezers will be needed. Most of which goes without saying.... |
| Forum: Troubleshooting Dead Machines Apr 29th, 2007 |
| Replies: 51 Views: 7,464 Re: Repairing Motherboards (anyone know how)
In my opinion you don't need a scope, but a good digital meter helps. And the ability to follow traces, and read part. It's good to have them but a good tech can get by.
Plus troubleshooting could... |
| Forum: Troubleshooting Dead Machines Apr 28th, 2007 |
| Replies: 12 Views: 5,181 Re: Laptop not connecting to AC Adapter
I can almost guarantee it is the DC jack. Just got back from a field replacement of a DC jack on a HP ze5400.
On most of the jacks there are two contact points that become oxidized. And reducing... |
| Forum: Monitors, Displays and Video Cards Apr 15th, 2007 |
| Replies: 1 Views: 2,022 Re: Laptop LCD Compatibility
If the site said the 1100 was the same as the 1200 then they should take back what they misadvertised. And get the correct one from them or get your money back (typically less shipping) |
| Forum: Monitors, Displays and Video Cards Apr 15th, 2007 |
| Replies: 7 Views: 2,134  Re: New PCI video card is not found
Depending on the BIOS you can TURN OFF the onboard video-under peripherals
You may need to use ALT-P to change BIOS pages to get to it. OR
under peripherials- it may say Video Device [AGP] which... |
| Forum: Troubleshooting Dead Machines Apr 15th, 2007 |
| Replies: 51 Views: 7,464 Re: Repairing Motherboards (anyone know how)
The original question was - Do anyone know how to repair a motherboard. Yes I do but you must really love that motherboard or it is a family heirloom. Since they are so cheap today, why repair?
I... |
