DD2 to DD1: Difference between revisions

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{{Note|This page is intended for advanced technicians only. If you do not have advanced component and BGA rework skills, you will not be able to complete the process successfully.}}
{{Note|This page is intended for advanced technicians only. If you do not have advanced component and BGA rework skills, you will not be able to complete the process successfully.}}


The [[Waternoose#DD1|Waternoose DD1]] CPU can be installed onto a final [[Xenon (Motherboard)|Xenon]] Fab K (X803600-011) motherboard. A [[Titan]] card is required to start the system.
The [[Waternoose#DD1|Waternoose DD1]] CPU can be Stuffed onto a final [[Xenon (Motherboard)|Xenon]] Fab K (X803600-011) motherboard. A [[Titan]]-II card is required to start the system.


These instructions are not from Microsoft and were created by Octal450 via reverse engineering. [https://www.youtube.com/watch?v=VKSruVe3xEE (Demo Video)]
These instructions are not from Microsoft and were created by Octal450 via reverse engineering. [https://www.youtube.com/watch?v=VKSruVe3xEE (Demo Video)]


''' Install CPU '''
''' Stuff CPU '''
* Replace DD2 U7D1 with DD1
* Replace DD2 U7D1 with DD1


''' CPU Strapping '''
''' CPU Strapping '''
* Remove 100 ohm 0402 R7F4
* Unstuff 100 ohm 0402 R7F4
* Remove 10K ohm 0402 R7R7
* Unstuff 10K ohm 0402 R7R7
* Install 10K ohm 0402 R7F3
* Stuff 10K ohm 0402 R7F3
* Install 10K ohm 0402 R7R8
* Stuff 10K ohm 0402 R7R8


''' Set CPU VID '''
''' Set CPU VID '''
* Remove 10K ohm 0402 R7T13
* Unstuff 10K ohm 0402 R7T13
* Install 10K ohm 0402 R7T6
* Stuff 10K ohm 0402 R7T6


''' Install V_CPUPLL Regulator '''
''' Stuff V_CPUPLL Regulator '''
* Remove 0 ohm 0805 R5C4
* Unstuff 0 ohm 0805 R5C4
* Remove 0 ohm 0805 R6C1
* Unstuff 0 ohm 0805 R6C1
* Install 0.1uF 6.3V 0402 C6R1
* Stuff 0.1uF 6.3V 0402 C6R1
* Install 0 ohm 0805 R5C6
* Stuff 0 ohm 0805 R5C6
* Install 374 ohm 0402 R6R2
* Stuff 374 ohm 0402 R6R2
* Install 499 ohm 0402 R6R3
* Stuff 499 ohm 0402 R6R3
* Install NCP1117STAT3G U6R1
* Stuff NCP1117STAT3G U6R1


''' CPU JTAG Header '''
''' CPU JTAG Header '''
* Install header J8C1
* Stuff header J8C1
* Install 10K ohm 0402 R8C3
* Stuff 10K ohm 0402 R8C3
* Install 10K ohm 0402 R8C4
* Stuff 10K ohm 0402 R8C4
* Install 10K ohm 0402 R8C5
* Stuff 10K ohm 0402 R8C5
* Install 10K ohm 0402 R8C6
* Stuff 10K ohm 0402 R8C6


''' SMC Strapping '''
''' SMC Strapping '''
* Install 2K ohm 0402 R2B18
* Stuff 2K ohm 0402 R2B18


''' 64MB Nand Conversion '''
''' 64MB Nand Conversion '''
* Remove 10K ohm 0402 R2D5
* Unstuff 10K ohm 0402 R2D5
* Install 10K ohm 0402 R2D6
* Stuff 10K ohm 0402 R2D6
* Install K9F1208U0B or K9F1208U0C U2E1
* Stuff K9F1208U0B or K9F1208U0C U2E1


''' Titan Power '''
''' Titan Power '''
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''' Firmware '''
''' Firmware '''
* Use [https://github.com/Octal450/J-Runner-with-Extras/releases/latest J-Runner with Extras] to write a DD1 compatible nand
* Use [https://github.com/Octal450/J-Runner-with-Extras/releases/latest J-Runner with Extras] to write a DD1 compatible nand
* Ensure Titan is running V2.11 or later and switches are set to OFF - OFF - ON - OFF
* Ensure Titan-II is running V2.11 or later and switches are set to OFF - OFF - ON - OFF


{{Debug and Repair}}
{{Debug and Repair}}

Latest revision as of 01:43, 2 August 2024

Note  This page is intended for advanced technicians only. If you do not have advanced component and BGA rework skills, you will not be able to complete the process successfully.

The Waternoose DD1 CPU can be Stuffed onto a final Xenon Fab K (X803600-011) motherboard. A Titan-II card is required to start the system.

These instructions are not from Microsoft and were created by Octal450 via reverse engineering. (Demo Video)

Stuff CPU

  • Replace DD2 U7D1 with DD1

CPU Strapping

  • Unstuff 100 ohm 0402 R7F4
  • Unstuff 10K ohm 0402 R7R7
  • Stuff 10K ohm 0402 R7F3
  • Stuff 10K ohm 0402 R7R8

Set CPU VID

  • Unstuff 10K ohm 0402 R7T13
  • Stuff 10K ohm 0402 R7T6

Stuff V_CPUPLL Regulator

  • Unstuff 0 ohm 0805 R5C4
  • Unstuff 0 ohm 0805 R6C1
  • Stuff 0.1uF 6.3V 0402 C6R1
  • Stuff 0 ohm 0805 R5C6
  • Stuff 374 ohm 0402 R6R2
  • Stuff 499 ohm 0402 R6R3
  • Stuff NCP1117STAT3G U6R1

CPU JTAG Header

  • Stuff header J8C1
  • Stuff 10K ohm 0402 R8C3
  • Stuff 10K ohm 0402 R8C4
  • Stuff 10K ohm 0402 R8C5
  • Stuff 10K ohm 0402 R8C6

SMC Strapping

  • Stuff 2K ohm 0402 R2B18

64MB Nand Conversion

  • Unstuff 10K ohm 0402 R2D5
  • Stuff 10K ohm 0402 R2D6
  • Stuff K9F1208U0B or K9F1208U0C U2E1

Titan Power

  • Wire from FB5G1 south side to Titan J_GPUL pin 12

Titan Data

  • Wire J8C1 to Titan J_YETI

Firmware

  • Use J-Runner with Extras to write a DD1 compatible nand
  • Ensure Titan-II is running V2.11 or later and switches are set to OFF - OFF - ON - OFF


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