Itona VXL Thin Client Repair – Part 2 Jonestown Page 1 of 6. Home About Links RSS Jonestown Itona VXL Thin Client Repair – Part 2 Bringing some old thin clients back to life In Part 1 I repaired an Itona VXL that would not power up. The next 7 units I checked had the same symptoms and the same problem.
The 22uf 400vdc capacitor on the +5vdc standby board was bad/leaking. The problem with this unit is a little different. This Itona powers up and boots to Windows XP Embedded but is unstable and crashes often. First, a look at the P3VB-VXL motherboard. 5/14/2011 Itona VXL Thin Client Repair – Part 2 Jonestown Page 2 of 6 Looking closer at the front of the motherboard reveals 3 leaking capacitors. La plegaria mas hermosa lldm. All are Rubycon MBZ series rated at 1000uf @ 6.3vdc.
Rubycon MBZ are good quality capacitors and normally don’t fail unless there are other problems. After replacing the 3 bad capacitors with new Rubycon MBZ, I look for the cause of their failure. All 3 capacitors are on the 3vdc rail. A bad capacitor in the power supply on the 3vdc rail could cause the failure of the motherboard capacitors, so out comes the power supply.
5/14/2011 Itona VXL Thin Client Repair – Part 2 Jonestown Page 3 of 6 The 3vdc board is circled. Checking its output capacitors reveals both have high ESR readings. A normal ESR reading for these capacitors would be under 0.03 ohms ESR, but these are reading from 8 to 12 ohms.
5/14/2011 Itona VXL Thin Client Repair – Part 2 Jonestown Page 4 of 6 Both of these capacitors are Nippon Chemcon TMZ series which are known for having a high failure rate. For replacements I used Sanyo Os-Con SP series capacitors. 5/14/2011 Itona VXL Thin Client Repair – Part 2 Jonestown Page 5 of 6 At this point the Itona is back to working like it should. However, since the Itona power supply is full of poor quality capacitors, while the power supply is open I replace all the remaining capacitors. All posts by Jim Jones « Gigabyte P3VB-VXL Motherboard Home Gigabyte P3VB-VXL Recap » About this entry Drawn at Jul 05 / 1:42 pm Topic: Repair Tags: P3VB-VXL, Repair, thin client Related. No related posts found. Prior.
Gigabyte P3VB-VXL Recap 5/14/2011 Itona VXL Thin Client Repair – Part 2 Jonestown Page 6 of 6 No comments Jump to comment form comments rss trackback uri Digg it Bookmark it Stumble it Float it Have your say You must be logged in to post a comment. Software samsung galaxy tab 2. Itona VXL Thin Client Repair – Part 2 Jonestown Page 1 of 6. Home About Links RSS Jonestown Itona VXL Thin Client Repair – Part 2 Bringing some old thin clients back to life In Part 1 I repaired an Itona VXL that would not power up. The next 7 units I checked had the same symptoms and the same problem. The 22uf 400vdc capacitor on the +5vdc standby board was bad/leaking. The problem with this unit is a little different.
Velineon Vxl Manual
This Itona powers up and boots to Windows XP Embedded but is unstable and crashes often. First, a look at the P3VB-VXL motherboard. 5/14/2011 Itona VXL Thin Client Repair – Part 2 Jonestown Page 2 of 6 Looking closer at the front of the motherboard reveals 3 leaking capacitors.
All are Rubycon MBZ series rated at 1000uf @ 6.3vdc. Rubycon MBZ are good quality capacitors and normally don’t fail unless there are other problems. After replacing the 3 bad capacitors with new Rubycon MBZ, I look for the cause of their failure. All 3 capacitors are on the 3vdc rail. A bad capacitor in the power supply on the 3vdc rail could cause the failure of the motherboard capacitors, so out comes the power supply.
5/14/2011 Itona VXL Thin Client Repair – Part 2 Jonestown Page 3 of 6 The 3vdc board is circled. Checking its output capacitors reveals both have high ESR readings. A normal ESR reading for these capacitors would be under 0.03 ohms ESR, but these are reading from 8 to 12 ohms. 5/14/2011 Itona VXL Thin Client Repair – Part 2 Jonestown Page 4 of 6 Both of these capacitors are Nippon Chemcon TMZ series which are known for having a high failure rate.
Traxxas Rustler Vxl Manual
For replacements I used Sanyo Os-Con SP series capacitors. 5/14/2011 Itona VXL Thin Client Repair – Part 2 Jonestown Page 5 of 6 At this point the Itona is back to working like it should. However, since the Itona power supply is full of poor quality capacitors, while the power supply is open I replace all the remaining capacitors.
All posts by Jim Jones « Gigabyte P3VB-VXL Motherboard Home Gigabyte P3VB-VXL Recap » About this entry Drawn at Jul 05 / 1:42 pm Topic: Repair Tags: P3VB-VXL, Repair, thin client Related. No related posts found.
Prior. Gigabyte P3VB-VXL Recap 5/14/2011 Itona VXL Thin Client Repair – Part 2 Jonestown Page 6 of 6 No comments Jump to comment form comments rss trackback uri Digg it Bookmark it Stumble it Float it Have your say You must be logged in to post a comment.
Itona VXL Thin Client Repair – Part 2 Jonestown Page 1 of 6. Home About Links RSS Jonestown Itona VXL Thin Client Repair – Part 2 Bringing some old thin clients back to life In Part 1 I repaired an Itona VXL that would not power up. The next 7 units I checked had the same symptoms and the same problem. The 22uf 400vdc capacitor on the +5vdc standby board was bad/leaking. The problem with this unit is a little different.
This Itona powers up and boots to Windows XP Embedded but is unstable and crashes often. First, a look at the P3VB-VXL motherboard. 5/14/2011 Itona VXL Thin Client Repair – Part 2 Jonestown Page 2 of 6 Looking closer at the front of the motherboard reveals 3 leaking capacitors. All are Rubycon MBZ series rated at 1000uf @ 6.3vdc. Rubycon MBZ are good quality capacitors and normally don’t fail unless there are other problems.
Traxxas E-revo Vxl Manual
After replacing the 3 bad capacitors with new Rubycon MBZ, I look for the cause of their failure. All 3 capacitors are on the 3vdc rail. A bad capacitor in the power supply on the 3vdc rail could cause the failure of the motherboard capacitors, so out comes the power supply. 5/14/2011 Itona VXL Thin Client Repair – Part 2 Jonestown Page 3 of 6 The 3vdc board is circled. Checking its output capacitors reveals both have high ESR readings. A normal ESR reading for these capacitors would be under 0.03 ohms ESR, but these are reading from 8 to 12 ohms.
5/14/2011 Itona VXL Thin Client Repair – Part 2 Jonestown Page 4 of 6 Both of these capacitors are Nippon Chemcon TMZ series which are known for having a high failure rate. Microsoft project 64 bit. For replacements I used Sanyo Os-Con SP series capacitors. 5/14/2011 Itona VXL Thin Client Repair – Part 2 Jonestown Page 5 of 6 At this point the Itona is back to working like it should. However, since the Itona power supply is full of poor quality capacitors, while the power supply is open I replace all the remaining capacitors. All posts by Jim Jones « Gigabyte P3VB-VXL Motherboard Home Gigabyte P3VB-VXL Recap » About this entry Drawn at Jul 05 / 1:42 pm Topic: Repair Tags: P3VB-VXL, Repair, thin client Related.
No related posts found. Prior. Gigabyte P3VB-VXL Recap 5/14/2011 Itona VXL Thin Client Repair – Part 2 Jonestown Page 6 of 6 No comments Jump to comment form comments rss trackback uri Digg it Bookmark it Stumble it Float it Have your say You must be logged in to post a comment.
Comments are closed.
|
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |