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Search: Posts Made By: vince88
Forum: Troubleshooting Laptops, Portable, and Mobile Devices 11-27-2017, 12:39 AM
Replies: 0
Views: 370
Posted By vince88
Exclamation Apple bad batteries plague e.g. iPhone6/MacBookPro

The story of the bad batteries is similar to the saga of the bad caps. Defective components due to a bad design found their way into reputable manufacturers end products; these defective components...
Forum: Major Manufacturers Boards 11-03-2017, 12:07 AM
Replies: 12
Views: 2,668
Posted By vince88
Dell Optiplex GX620 with Oozing Rubycon caps

Unit is a Dell Optiplex GX620 tower with an Intel Pentium-D945 3.4GHz, 3.5GB RAM DDR2 and a 250GB SATA drive.
Units does not boot up. MoBo (see pic 'mobo') has two clusters of oozing caps, one...
Forum: ECS - EpoX - Gigabyte 11-02-2017, 11:44 PM
Replies: 2
Views: 1,216
Posted By vince88
Gateway GT5670 with ECS MCP61PM-GM Oozing Caps

The unit is a Gateway GT5670 with AMD Phenom triple cores 8400 in AM2 socket with 4GB RAM, 500GB SATA drive and nVidia GeForce 6150SE GPU.
Unit is not booting any more. On the MCP 61PM-GM MoBo (Pic...
Forum: Troubleshooting Laptops, Portable, and Mobile Devices 04-24-2017, 06:11 PM
Replies: 4
Views: 1,041
Posted By vince88
Angry The curse of the overheating graphics chips

The curse of the overheated graphic chips (here below called GPU or Graphic Processing Unit) is similar to the badcaps plague: a badly conceived and processed device found its way into poorly...
Forum: Other Devices with Bad Capacitors 01-19-2017, 01:53 AM
Replies: 0
Views: 1,219
Posted By vince88
Cisco Linksys SD216 10/100 Switch failure modes

Out of 12 Cisco/Linksys SD216 10/100 16 ports Ethernet switches, 7 have now failed. I just got time to look at these. To open the box, first remove the front by depressing the 3 tabs on top of the...
Forum: Major Manufacturers Boards 06-24-2016, 07:39 PM
Replies: 4
Views: 3,315
Posted By vince88
Re: Dell Dimension 4550 bad Nichicon HM caps

Opened an old & dead Dell Dimension 4550 model DHM manufactured 102502 that had been used as a COM server for a long time. Found 4 faulty caps alongside the CPU (P4 2.6GHz) with 2 oozing and 2...
Forum: Troubleshooting & Designing Networks 08-06-2015, 01:39 AM
Replies: 3
Views: 1,807
Posted By vince88
Re: Cisco/Linksys SD208 Failure

I did replace the two STONE 470micF/16VDC C129 on the input 12VDC and C202 on the 2.5VDC output of the step down converter AMC34063AM feeding the switch IC. The SD208 works, but I hesitate to put the...
Forum: Troubleshooting & Designing Networks 08-05-2015, 04:02 PM
Replies: 3
Views: 1,807
Posted By vince88
Cool Cisco/Linksys SD208 Failure

5 years of service, the SD208 started to fail at random. Last night, it failed completely with all LEDs flashing a 1Hz. The SD208 was well fanned and UPS'ed. Open* case revealed a bulged cap C202...
Forum: Troubleshooting Computer Displays 05-05-2013, 07:08 PM
Replies: 1
Views: 1,148
Posted By vince88
Post Re: Westinghouse L2046NV dead Capxon

The Westinghouse L2046NV LCD is also marked 'CHI MEI Model A201P2'.
The Power/backlight board is also marked Delta DAC-19M005 DF Rev 00A.
On the Power/backlight board, the other large caps are...
Forum: Troubleshooting Computer Displays 05-05-2013, 01:12 PM
Replies: 1
Views: 1,148
Posted By vince88
Post Westighouse L2046NV dead Capxon

Just got a Westinghouse L2046NV 20" LCD . Power light stays green when the LCD is connected to a VGA source, and one can see a dimmed picture, so the backlight has a problem. Opened the LCD see Pic...
Forum: Troubleshooting & Designing Networks 10-12-2012, 02:22 PM
Replies: 6
Views: 3,432
Posted By vince88
Re: Linksys WRE54G extender with failed CapXon's

I added some pics showing [1] the power board with the C3 & C5 caps removed [2] the ‘power-plate’ slot and [3] the ‘power plate’.

Power block: the power block is marked ‘UMEC’ and uses an...
Forum: Troubleshooting & Designing Networks 10-02-2012, 12:24 AM
Replies: 6
Views: 3,432
Posted By vince88
Unhappy Linksys WRE54G extender with failed CapXon's

Just got two Cisco/Linksys WRE54G WiFi extenders manufactured in November 2007 that failed within a month of each other. Both failed to power up. The sliding 'power plate' in the back is only a...
Forum: Troubleshooting Computer Displays 10-26-2011, 04:56 PM
Replies: 1
Views: 2,076
Posted By vince88
Benq FP931 Q9T3 bulged Elite Caps

Just got a non-working Benq FP931 Model Q9T3 manufactured July 2004. On power ON, the screen will light up with moving green light pattern, then fully white, then dark. No picture, but the LCD would...
Forum: All Others Motherboards 09-10-2011, 01:45 PM
Replies: 1
Views: 1,788
Posted By vince88
Jetway i405 bulging purple GSC 2200micF 16V

Jetway i405 is a P4 Socket 478 MoBo. It died because of 2 two large bulging purple caps marked "GSC 2200micF 16V". The 10 medium green caps by the 478 socket marked "TAYEH 1500micF 6.3V" are OK while...
Forum: All Others Motherboards 09-10-2011, 01:31 PM
Replies: 4
Views: 2,252
Posted By vince88
Jetway 650DF 16 bulged/oozing GSC caps

Jetway 650DF is a P4 Socket 478 small footprint MoBo. It died because of 16 bulged caps, 4 of them oozing. Two large bulging caps by the ferrire cores are marked GSC 2200micF 16V. Medium caps by the...
Forum: All Others Motherboards 09-10-2011, 01:21 PM
Replies: 1
Views: 1,888
Posted By vince88
Angry Jetway A210GDMS-PRO

Jetway A210GDMS-PRO is an Athlon64/Socket 939 PATA-IDE/SATA MoBo. It died because of six oozing caps with a "K" vent, all marked FZ51 1500micF 6.3V
Forum: Troubleshooting Computer Displays 08-05-2010, 02:13 PM
Replies: 6
Views: 4,267
Posted By vince88
Re: Norwood F199 3-seconds image

TKS PlainBill. I was wondering what caused the failure, considering that [1] both CCFLs on the 'non-working' side were OK [2] inverter transformer is OK [3] there was no overheating traces for either...
Forum: Troubleshooting Computer Displays 08-05-2010, 12:30 PM
Replies: 6
Views: 4,267
Posted By vince88
Post Norwood F199 3-seconds image

Just repaired a Norwood 19" F199. This is CompUSA private brand and is identical to Tyris T901DB 19".
Problem: when turned-on, the LCD will display an image only for 3 seconds; green light will...
Forum: Troubleshooting Computer Displays 11-17-2009, 04:13 PM
Replies: 2
Views: 4,482
Posted By vince88
Arrow Viewsonic 2030B: failed LTEC & TEAPO caps

Just repaired a Viewsonic 2030B, Model VS10772 20" diagonal Manufactured Dec. 2005. that did not power-up. Cracking the shell open is tricky; because the front bezel is hooked to the metal chassis...
Forum: Troubleshooting Computer Displays 10-31-2009, 07:25 PM
Replies: 5
Views: 3,900
Posted By vince88
Arrow NEC1560 Failed Rubycon & Elite on Power & Backlight boards

Just repaired a 15" NEC Multisync LCD1560V+ [BK] Rev. 1E Model NL2501. The image could be seen with a flashlight, so I knew the backlight "system" had a problem. I then open the case with the magic...
Forum: Troubleshooting Computer Displays 07-23-2009, 11:55 AM
Replies: 3
Views: 4,411
Posted By vince88
Re: Viewsonic VA521 dead startup resistors

The actual PCB differs from the schematics in one place: on the PCB there are only two equal value resistors [R804 & R805 both around 950 KOhms] in the startup series network instead of the three in...
Forum: Troubleshooting Computer Displays 07-23-2009, 12:43 AM
Replies: 3
Views: 4,411
Posted By vince88
Viewsonic VA521 dead startup resistors

I just repaired a Viewsonic VA521 manufactured in 2005 that did not power up. To open the LCD, just pry open the front frame with a credit card, then unscrew the shield to expose the boards. The LCD...
Forum: MSI/Microstar 04-07-2009, 02:44 PM
Replies: 4
Views: 5,438
Posted By vince88
MICRO ATX ZX14 with an Intel 82443ZX AGP chipset

The MoBo is also called MS-6168 MICRO ATX ZX14 with an Intel 82443ZX AGP chipset. It has an on-board 3Dfx Voodoo 3: AGP 2x with 16MB SGRAM up to 143MHz. It is aging, but I did repair it with new caps...
Forum: MSI/Microstar 04-01-2009, 10:48 PM
Replies: 4
Views: 5,438
Posted By vince88
Arrow MS-6168 Bad CHHSI Caps

After years of operation, the old MS-6168 MoBo died in a backup Linux server, resetting randomly then completely failing to restart when powered up. Troubleshooting shows that the ATX power supply...
Forum: Troubleshooting Computer Displays 09-04-2008, 11:35 AM
Replies: 15
Views: 5,546
Posted By vince88
Wink Re: Mag Innovision LT716S 700P lasts 2 sec on and then it goes off

I just opened a MAG Innovision LT716S that does not power up. The power board is another typical case of 'bad caps' bulged and 'oozing on top', as shown in the 2nd picture. These caps are all on the...
Showing results 1 to 25 of 40

 
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