Intel D865PERL: Difference between revisions

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|Release Year = 2003
|Release Year = 2003
|Mounting Technology = Through Hole, SMD, BGA, Sockets
|Mounting Technology = Through Hole, SMD, BGA, Sockets
|Capacitor Types = Wet Electrolytic, Aluminum Electrolytic, Ceramic (MLCC)
|Capacitor Types = Wet Electrolytic, Polymer, Ceramic (MLCC)
|Leak Risk = Unknown
|Leak Risk = Unknown
|Batteries = Yes (Removable RTC CR2032)
|Batteries = Yes (Removable RTC CR2032)
Line 33: Line 33:


== Original Parts ==
== Original Parts ==
=== VRM ===
=== VRM Vcore ===
VRM Vcore capacitors will vary wildly depending on manufacture date of your PCB, some will have all the same wet electrolytics, some including mine will have a mix of wet electrolytics and aluminum electrolytics.
VRM Vcore capacitors will vary wildly depending on manufacture date of your PCB, some will have all the same wet electrolytics, some including mine will have a mix of wet electrolytics and polymer capacitors.
{| class="wikitable sortable"
{| class="wikitable sortable"
|+Capacitor [[Capacitor Specifications|Specifications]] and  [[Part Footprints|Footprint]] Information
|+Capacitor [[Capacitor Specifications|Specifications]] and  [[Part Footprints|Footprint]] Information
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!Series
!Series
|-
|-
|C3C1, C3C2, C2C1, C2C3, C1C4
|5
|560 µF
|9 V
|Through Hole
|D=8 mm H=10 mm (4 mm lead spacing)
|
|
|Aluminum Electrolytic
|
|
|
|NA
|
|-
|
|C3C3, C2C2, C2C4, C1C2, C1C3
|
|5
|
|820 µF
|
|6.3 V
|
|Through Hole
|
|D=8 mm H=20 mm (4 mm lead spacing)
|105 °C
|Wet Electrolytic
|Nichicon
|HN(M)
|}
|}
''D865PERL (01)''
''D865PERL (01)''


==Replacement Parts==
==Replacement Parts==
===VRM===
===VRM Vcore===
{| class="wikitable sortable"
{| class="wikitable sortable"
|+Capacitors
|+Capacitors

Revision as of 06:16, 23 January 2022

For general information, see more on Wikipedia: Wikipedia page
Intel D865PERL
Preliminary Information
Release Year 2003
Leak Risk Unknown
Batteries Yes (Removable RTC CR2032)
Mounting Technology Through Hole, SMD, BGA, Sockets
Capacitor Types Wet Electrolytic, Polymer, Ceramic (MLCC)
Destructive Entry No

The Intel Desktop Board series D865PERL is a PC motherboard for Intel Pentium 4 processors using the mPGA478B socket.

Known Issues

Poor CPU stability and/or bulging/leaking VRM Vcore bulk capacitors

Causes

  • VRM Vcore bulk capacitors degrade from prolonged use especially when PC case has poor airflow from dust buildup and failed fans

Solutions

  • Replace VRM Vcore bulk capacitors

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

VRM Vcore

VRM Vcore capacitors will vary wildly depending on manufacture date of your PCB, some will have all the same wet electrolytics, some including mine will have a mix of wet electrolytics and polymer capacitors.

Capacitor Specifications and Footprint Information
RefDes Qty Capacitance Voltage Mount Diameter/Size Temp Type Brand Series
C3C1, C3C2, C2C1, C2C3, C1C4 5 560 µF 9 V Through Hole D=8 mm H=10 mm (4 mm lead spacing) Aluminum Electrolytic NA
C3C3, C2C2, C2C4, C1C2, C1C3 5 820 µF 6.3 V Through Hole D=8 mm H=20 mm (4 mm lead spacing) 105 °C Wet Electrolytic Nichicon HN(M)

D865PERL (01)

Replacement Parts

VRM Vcore

Capacitors
RefDes Qty Compatible Part Number Order Links
Digikey

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.

References