MSI K8N SLI: Difference between revisions

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The MSI K8N SLI is a single socket 949 motherboard featuring 2x PCIe 1x, 2x PCIe 16x, 3x PCI expansion slots. It features a Nvidia nForce4 chipset with support for two-way SLI.
The MSI K8N SLI is a single socket 949 motherboard featuring 2x PCIe 1x, 2x PCIe 16x, 3x PCI expansion slots. It features a Nvidia nForce4 chipset with support for two-way SLI.
== Known Issues ==
== Known Issues ==
===Symptom or Problem Encountered===
===Leaking Caps===
====Causes====
====Causes====
*Description of cause
*Old age
*Capacitor Plague
====Solutions====
====Solutions====
*Solution to the problem
*Recap
== Disassembly Notes ==
== Disassembly Notes ==
*Handle PCB by edges to avoid stressing BGA devices or touching static sensitive devices
*Handle PCB by edges to avoid stressing BGA devices or touching static sensitive devices
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*This PCB is a high density multi-layer PCB with a high thermal mass, some soldering irons may struggle
*This PCB is a high density multi-layer PCB with a high thermal mass, some soldering irons may struggle
== Original Parts ==
== Original Parts ==
=== MS-7185 Ver 2.0 ===
=== Motherboard ===
''MS-7185 Ver 2.0''
{| class="wikitable sortable"
{| class="wikitable sortable"
|+Capacitor [[Capacitor Specifications|Specifications]] and [[Part Footprints|Footprint]] Information
|+Capacitor [[Capacitor Specifications|Specifications]] and [[Part Footprints|Footprint]] Information
Line 44: Line 46:
|16V
|16V
|Through Hole
|Through Hole
|
|5.5mm
|
|11mm
|
|
|105 °C
|105 °C
|
|Electrolytic
|
|Nippon Chemi-con KMG
|
|KMG
|-
|-
|EC35, EC55, EC67, EC71
|EC35, EC55, EC67, EC71
Line 57: Line 59:
|25V
|25V
|Through Hole
|Through Hole
|
|6.5mm
|
|11mm
|
|
|105 °C
|105 °C
|
|Electrolytic
|
|Nippon Chemi-con KMG
|
|KZE
|-
|-
|EC31, EC38, EC4, EC61, EC62, EC63, EC64, EC68, EC69, EC70
|EC31, EC38, EC4, EC61, EC62, EC63, EC64, EC68, EC69, EC70
Line 70: Line 72:
|6.3V
|6.3V
|Through Hole
|Through Hole
|
|8.2mm
|
|11mm
|
|
|105 °C
|105 °C
|Electrolytic
|
|
|
|CFJ
|
|-
|-
|EC6, EC12, EC18, EC23
|EC6, EC12, EC18, EC23
Line 83: Line 85:
|16V
|16V
|Through Hole
|Through Hole
|10mm
|21mm
|
|
|105 °C
|Electrolytic
|
|
|
|CFJ
|
|
|
|
|-
|-
|EC26
|EC26
Line 96: Line 98:
|6.3V
|6.3V
|Through Hole
|Through Hole
|10mm
|21mm
|
|
|105 °C
|Electrolytic
|
|
|
|CFL
|
|
|
|
|-
|-
|EC17, EC21, EC22, EC25, EC29
|EC17, EC21, EC22, EC25, EC29
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|6.3V
|6.3V
|Through Hole
|Through Hole
|10mm
|26mm
|
|
|105 °C
|Electrolytic
|
|
|
|CFJ
|
|
|
|
|-
|-
|EC2, EC13, EC19, EC27, EC50, EC51, EC72, EC73, EC74
|EC2, EC13, EC19, EC27, EC50, EC51, EC72, EC73, EC74
Line 122: Line 124:
|10V
|10V
|Through Hole
|Through Hole
|
|8.2mm
|
|11mm
|
|
|105 °C
|105 °C
|
|Electrolytic
|
|JAMICON TEAPO (G-LUXON)
|
|
|-
|-
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|16V
|16V
|Through Hole
|Through Hole
|
|8.2mm
|
|11mm
|
|
|105 °C
|105 °C
|
|Electrolytic
|
|Nippon Chemi-con KMG
|
|KZG
|-
|-
|EC3, EC5
|EC3, EC5
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|6.3V
|6.3V
|Through Hole
|Through Hole
|
|6.2mm
|
|11mm
|
|
|105 °C
|105 °C
|
|Electrolytic
|
|Panasonic
|
|SEK
|-
|-
|EC59, EC60
|EC59, EC60
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|10V
|10V
|Through Hole
|Through Hole
|
|8.2mm
|
|11mm
|
|
|105 °C
|105 °C
|
|Electrolytic
|
|Rubycon
|
|MBZ
|}
|}
==Replacement Parts==
==Replacement Parts==
===Basic PCB Name===
===Motherboard===
''MS-7185 Ver 2.0''
 
Note: All 3300uF DigiKey and Mouser parts have been replaced with 2200uF Polymer capacitors, since 3300uF 6.3V polymers are not readily available from major brands. This mod has been done many times by many different people and does result in a working and stable system.
{| class="wikitable sortable"
{| class="wikitable sortable"
|+Capacitors
|+Capacitors
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! Order Links
! Order Links
|-
|-
|
|EC45, EC46, EC47, EC48, EC49, EC52
|
|6
|
|860160372011 / 16PX100MEFC5X11
|[https://www.digikey.com/ Digikey]
|[https://www.digikey.com/en/products/detail/w%C3%BCrth-elektronik/860160372011/5727694 Digikey] [https://www.mouser.com/ProductDetail/Wurth-Elektronik/860160372011?qs=0KOYDY2FL2%2FKj9fZEd3D8g%3D%3D Mouser] [https://www.lcsc.com/product-detail/Aluminum-Electrolytic-Capacitors-Leaded_Rubycon-16PX100MEFC5X11_C88753.html LCSC]
|-
|EC35, EC55, EC67, EC71
|4
|860080473006 / 25YXG100MLLCT16.3X11
|[https://www.digikey.com/en/products/detail/w%C3%BCrth-elektronik/860080473006/5727257 DigiKey] [https://www.mouser.com/ProductDetail/Wurth-Elektronik/860080473006?qs=0KOYDY2FL2%252Bk7WG8Nij97A%3D%3D Mouser] [https://www.lcsc.com/product-detail/Aluminum-Electrolytic-Capacitors-Leaded_Rubycon-25YXG100MLLCT16-3X11_C2920634.html LCSC] (order 10)
|-
|EC31, EC38, EC4, EC61, EC62, EC63, EC64, EC68, EC69, EC70
|9
|A750KK108M0JAAE015 / 1026R30610R00
|[https://www.digikey.com/en/products/detail/kemet/A750KK108M0JAAE015/6196437 DigiKey] [https://www.mouser.com/ProductDetail/KEMET/A750KK108M0JAAE015?qs=M6jHmRuQorVeUK%252Bw1IWEAQ%3D%3D Mouser] [https://www.lcsc.com/product-detail/Solid-Capacitors_NJCON-1026R30610R00_C5243863.html LCSC]
|-
|EC6, EC12, EC18, EC23
|4
|APSG160ELL152MJ16S / 1520161012R00
|[https://www.digikey.com/en/products/detail/chemi-con/APSG160ELL152MJ16S/5824536 DigiKey] [https://www.mouser.com/ProductDetail/United-Chemi-Con/APSG160ELL152MJ16S?qs=nxZbHzLpdvdvR4VCZE1Zbg%3D%3D Mouser] [https://www.lcsc.com/product-detail/Solid-Capacitors_NJCON-1520161012R00_C5243871.html LCSC]
|-
|EC26
|1
|A750MW188M1CAAE010 / E2182M6R3E130RL
|[https://www.digikey.com/en/products/detail/kemet/A750MW188M1CAAE010/13420149 DigiKey] [https://www.mouser.com/ProductDetail/KEMET/A750MW188M1CAAE010?qs=vmHwEFxEFR855wwOXax5hg%3D%3D Mouser] [https://www.lcsc.com/product-detail/Solid-Capacitors_Zhaoqing-Ruilong-Elec-E2182M6R3E130RL_C2902678.html LCSC]
|-
|EC17, EC21, EC22, EC25, EC29
|5
|A759MS228M0JAAE013
|[https://www.digikey.com/en/products/detail/kemet/A759MS228M0JAAE013/13420067 DigiKey] [https://www.mouser.com/ProductDetail/KEMET/A759MS228M0JAAE013?qs=vmHwEFxEFR%2FrR5AxAv8uQw%3D%3D Mouser] [https://www.lcsc.com/product-detail/Solid-Capacitors_Ymin-NPXE1200J332MF_C2891069.html LCSC]
|-
|EC2, EC13, EC19, EC27, EC50, EC51, EC72, EC73, EC74
|9
|A750EM477M1AAAE012 / SPT1AM471E08OR
|[https://www.digikey.com/en/products/detail/kemet/A750EM477M1AAAE012/13420137 DigiKey] [https://www.mouser.com/ProductDetail/KEMET/A750EM477M1AAAE012?qs=vmHwEFxEFR8YFyVR5BMSHg%3D%3D Mouser] [https://www.lcsc.com/product-detail/Solid-Capacitors_Yunxing-SPT1AM471E08OR_C698160.html LCSC]
|-
|EC58, EC75
|2
|A750EQ477M1CAAE015 / 4710160512R00
|[https://www.digikey.com/en/products/detail/kemet/A750EQ477M1CAAE015/13420057 DigiKey] [https://www.mouser.com/ProductDetail/KEMET/A750EQ477M1CAAE015?qs=sGAEpiMZZMs9%2FSpGH%2Fyc7Oi7G6YMoDviiE7VE1WnIfp9djcbNo1sKw%3D%3D Mouser] [https://www.lcsc.com/product-detail/Solid-Capacitors_NJCON-4710160512R00_C5243841.html LCSC]
|-
|EC59, EC60
|2
|10ZLH680MEFC8X11.5 / EEUFM1E101
|[https://www.digikey.com/en/products/detail/rubycon/10ZLH680MEFC8X11-5/3563380 DigiKey] [https://www.mouser.com/ProductDetail/Rubycon/10ZLH680MEFC8X11.5?qs=T3oQrply3y%252BE2pc8ofVjOA%3D%3D Mouser] [https://www.lcsc.com/product-detail/Aluminum-Electrolytic-Capacitors-Leaded_PANASONIC-EEUFM1E101_C713389.html LCSC] (Order 5)
|}
|}
''If parts are not available or different selection is preferred, you can use the values in the [[#Original_Parts|Original Parts]] section to perform a parametric search.''
''If parts are not available or different selection is preferred, you can use the values in the [[#Original_Parts|Original Parts]] section to perform a parametric search.''
Line 190: Line 235:
File:MSI-K8N-SLI Rear IO.png|Rear I/O
File:MSI-K8N-SLI Rear IO.png|Rear I/O
File:MSI-K8N-SLI switch card.png|SLI switch card
File:MSI-K8N-SLI switch card.png|SLI switch card
File:MSI K8N SLI recapped.jpg|New capacitors installed
File:MSI K8N SLI post recap.jpg|Successful boot
</gallery>
</gallery>
== Related Links ==
== Related Links ==
Line 198: Line 245:
[[Category:WorkNeeded:General]]
[[Category:WorkNeeded:General]]
[[Category:WorkNeeded:OriginalParts]]
[[Category:WorkNeeded:OriginalParts]]
[[Category:WorkNeeded:ReplacementParts]]
[[Category:Motherboard]]
[[Category:Motherboard]]
[[Category:2000s]]

Latest revision as of 02:40, 29 June 2023

For more information, see this article's corresponding Wikipedia page: Device.
This device is in the WorkNeeded:OriginalParts category because it was flagged as missing information on the original parts. It may have replacement parts listed but those cannot be assumed to be identical to the originals. If you have a list of the original parts, please feel free to add them by copying the relevant table from EditorsToolbox:Tables
This device is in the WorkNeeded:General category because it was flagged as missing general information about the device. The information may be incomplete, using default text, or inaccurate and should be verified with external sources if possible. If you can add or correct information on this page, please feel free to edit it and do so.
MSI K8N SLI
Preliminary Information
Release Year 2004
Leak Risk Medium
Batteries Yes (Removable RTC CR2032)
Mounting Technology Through Hole, SMD, BGA, Sockets
Capacitor Types Aluminum Electrolytic
Destructive Entry No

The MSI K8N SLI is a single socket 949 motherboard featuring 2x PCIe 1x, 2x PCIe 16x, 3x PCI expansion slots. It features a Nvidia nForce4 chipset with support for two-way SLI.

Known Issues

Leaking Caps

Causes

  • Old age
  • Capacitor Plague

Solutions

  • Recap

Disassembly Notes

  • Handle PCB by edges to avoid stressing BGA devices or touching static sensitive devices
  • Use ESD safe equipment
  • This PCB is a high density multi-layer PCB with a high thermal mass, some soldering irons may struggle

Original Parts

Motherboard

MS-7185 Ver 2.0

Capacitor Specifications and Footprint Information
RefDes Qty Capacitance Voltage Mount Diameter/Size Height Lead Spacing Temp Type Brand Series
EC45, EC46, EC47, EC48, EC49, EC52 6 100 µF 16V Through Hole 5.5mm 11mm 105 °C Electrolytic Nippon Chemi-con KMG KMG
EC35, EC55, EC67, EC71 4 100 µF 25V Through Hole 6.5mm 11mm 105 °C Electrolytic Nippon Chemi-con KMG KZE
EC31, EC38, EC4, EC61, EC62, EC63, EC64, EC68, EC69, EC70 9 1000 µF 6.3V Through Hole 8.2mm 11mm 105 °C Electrolytic CFJ
EC6, EC12, EC18, EC23 4 1500 µF 16V Through Hole 10mm 21mm 105 °C Electrolytic CFJ
EC26 1 1800 µF 6.3V Through Hole 10mm 21mm 105 °C Electrolytic CFL
EC17, EC21, EC22, EC25, EC29 5 3300 µF 6.3V Through Hole 10mm 26mm 105 °C Electrolytic CFJ
EC2, EC13, EC19, EC27, EC50, EC51, EC72, EC73, EC74 9 470 µF 10V Through Hole 8.2mm 11mm 105 °C Electrolytic JAMICON TEAPO (G-LUXON)
EC58, EC75 2 470 µF 16V Through Hole 8.2mm 11mm 105 °C Electrolytic Nippon Chemi-con KMG KZG
EC3, EC5 2 470 µF 6.3V Through Hole 6.2mm 11mm 105 °C Electrolytic Panasonic SEK
EC59, EC60 2 680 µF 10V Through Hole 8.2mm 11mm 105 °C Electrolytic Rubycon MBZ

Replacement Parts

Motherboard

MS-7185 Ver 2.0

Note: All 3300uF DigiKey and Mouser parts have been replaced with 2200uF Polymer capacitors, since 3300uF 6.3V polymers are not readily available from major brands. This mod has been done many times by many different people and does result in a working and stable system.

Capacitors
RefDes Qty Compatible Part Number Order Links
EC45, EC46, EC47, EC48, EC49, EC52 6 860160372011 / 16PX100MEFC5X11 Digikey Mouser LCSC
EC35, EC55, EC67, EC71 4 860080473006 / 25YXG100MLLCT16.3X11 DigiKey Mouser LCSC (order 10)
EC31, EC38, EC4, EC61, EC62, EC63, EC64, EC68, EC69, EC70 9 A750KK108M0JAAE015 / 1026R30610R00 DigiKey Mouser LCSC
EC6, EC12, EC18, EC23 4 APSG160ELL152MJ16S / 1520161012R00 DigiKey Mouser LCSC
EC26 1 A750MW188M1CAAE010 / E2182M6R3E130RL DigiKey Mouser LCSC
EC17, EC21, EC22, EC25, EC29 5 A759MS228M0JAAE013 DigiKey Mouser LCSC
EC2, EC13, EC19, EC27, EC50, EC51, EC72, EC73, EC74 9 A750EM477M1AAAE012 / SPT1AM471E08OR DigiKey Mouser LCSC
EC58, EC75 2 A750EQ477M1CAAE015 / 4710160512R00 DigiKey Mouser LCSC
EC59, EC60 2 10ZLH680MEFC8X11.5 / EEUFM1E101 DigiKey Mouser LCSC (Order 5)

If parts are not available or different selection is preferred, you can use the values in the Original Parts section to perform a parametric search.

Kits

Additional Images

  • Rear I/O

    Rear I/O

  • SLI switch card

    SLI switch card

  • New capacitors installed

    New capacitors installed

  • Successful boot

    Successful boot

Related Links

References

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