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Important Info (critical!) post #6 - updated 5/16/2005


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we got official word on which power supply is recommended for boards utilizing the 24-pin power connector:

 

Dear All

 

I have just posted FAQ about 20-pin and 24-pin power supply units.

 

Question:

 

Does 20-pin power supply unit plus a 20 to 24-pin adaptor go with motherboard based on AMD64 Socket939 CPU?

 

Answer:

 

Due to the power requirements needed to support PCI-Express, it is highly recommended using power supply units mounting a 24-pin main power connector. Power delivery will be insufficient if adapt 20-pin connector to 24-pin. The system might work with a 20-pin PSU plus adaptor; but there will be certainly instability after continuously running for a span. Hence, it is better using a power supply unit mounting a 24-pin main power connector.

 

問:

 

可否在以AMD64 Socket939平台的主機板上使用20輸出端子的電源供應器加上20端子轉24端子的轉接套件?

 

答:

 

為要符合PCI-Express電源需求,我們高度建議使用24個輸出端子的合格電源供應器。如果把20個輸出端子的電源供應器加一個20轉24端子的轉接器,電源的供應會不足。系統在使用一段時間後,會出現不穩定現象,甚至可能損壞。因此建議使用24-pin電源供應器。

Bests,

 

Samuel

 

UPDATED:

 

Dear All

 

I have just posted FAQ about Power delivery on LP NF4 series motherboards.

 

Question:

 

Why chipset fan and CPU fan do no work on this motherboard?

 

Answer:

 

If you use some high performance memories, the loading will be increased automatically. Power delivery might be insufficient, chipset fan and CPU fan might not work. For stability and safety, an external power delivery is required at this time; please connect the 5V/12V power connector on-board (4-pin molex + 4-pin floppy connector). Power delivery will be sufficient. Further more, to ensure sufficient power could be provided; we highly recommend using a minimum 480 Watt power supply unit.

 

問:

 

為什麼晶片組和CPU風扇會不轉?

 

答:

 

如果使用一些超頻專用的記憶體模組,整個系統的電源負擔將會自動地增加。電源的供應可能會不足,晶片組和CPU風扇可能會不轉。為了系統穩定性和安性,請將主機板上5V/12V連接。此時電源供應就可正常。此外為了保證電源供應的正常,我們高度建議使用至少480瓦的電源供應器。

 

Yours Sincerely

 

Samuel

 

 

 

More discussion can be found in this long thread:

 

http://www.dfi-street.com/forum/showthread.php?t=7619

 

Thx AndyOCZ!

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just received this from Taiwan:

 

Dear All

 

Dear All

 

I have just updated memory support list on LP NF4 series boards:

 

 

PC2700 (DDR333) Buffalo/1G * (46V64M8)

 

PC3200 (DDR400) Corsair /Corsair /256MB *(CMX256A-3200LL)

 

PC3200 (DDR400) Corsair /Corsair /256MB *(CMX256A-3200)

 

PC3200 (DDR400) Corsair /Corsair /512MB *(CMX512-3200)

 

PC3200 (DDR400) Crucial/ Samsung/ 512MB *(CT6464ZC03)

 

 

 

PC3200 (DDR400) Veritech VM 512MB

 

PC3200 (DDR400) Veritech VM 512MB

 

PC3200 (DDR400) Veritech VM 256MB

 

PC3200 (DDR400) Veritech VM 256MB

 

PC3200 (DDR400) Apacer /Infineon /512MB *(HYB25D256800BT-5)

 

PC3200 (DDR400) SAMSUNG/K4H5108388 1G PC400

 

PC3200 (DDR400) MemorySolutioN /Infineon /512MB *(HYB25D256800BT-5)

 

PC3200 (DDR400) A-Data /Hynix /512MB *(HY5DU56822BT-D43)

 

PC3200 (DDR400) Geil /Geil /256MB *(VDD8608A8A-5B)

 

 

 

PC3200 (DDR400) Geil/ 512MB CL:3-8-4-4*(GE2GB3200BDC)

 

PC3200 (DDR400) Geil/ 512MB CL:2.5-8-4-4*(GE1GB3200BDC)

 

PC3200 (DDR400) Geil /Geil /256MB *(VDD8608A8A-5B)

 

PC3200 (DDR400) Geil /Geil /512MB *(VDD8608A8A-5B)

 

PC3200 (DDR400) Kingmax /Kingmax /256MB *(KDL684T4AA-50)

 

PC3200 (DDR400) Kingmax /Kingmax /512MB *(KDL388P4KA-50)

 

PC3200 (DDR400) Kingston/512MB *(KHX4000K2)

 

PC3200 (DDR400) Kingston/512MB *(KVR400X64C3A/512)

 

PC3200 (DDR400) Kingston/256MB *(KVR400X64C3A/256)

 

PC3200 (DDR400) Kingston/512MB *(KVR400X64C25/512)

 

PC3200 (DDR400) Kingston/256MB *(KVR400X64C25/256)

 

PC3200 (DDR400) Kingston /Winbond /512MB *(W942508BH-5)

 

PC3200 (DDR400) Nanya/1G *(NT5DS64M4BT-5T)

 

PC3200 (DDR400) OCZ PC3200 256MB EL DDR

 

PC3200 (DDR400) OCZ PC3200 512MB EL DDR

 

PC3200 (DDR400) Samsung/ Samsung/512MB *(PC3200-30441-132)

 

PC3200 (DDR400) TwinMOS /Winbond /512MB (W942508BH-5)

 

PC3200 (DDR400) TWINX /Corsair /256MB *(CMX256A-3200LL)

 

 

 

PC3200 (DDR400) Buffalo/512MB/DD4222-512-SF/Samsung/512MB *(K4H560838F-TCCD)

 

PC3200 (DDR400) Corsair/512MB/CMXP512-3200XL/CL:2,2,2,5

 

PC3200 (DDR400) Corsair/256MB/CMX256A-3200LL CL:2,2,2,6 T1

 

PC3200 (DDR400) Corsair/512MB/CMX512-3200LL CL:2,2,2,6 T1

 

PC3200 (DDR500) Mushkin/512mb/1G Level II

 

PC3500 (DDR433) Corsair/XMS3500/512MB

 

PC3500 (DDR433) Corsair/CMX512-3500C2/512MB

 

PC3700 (DDR466) Corsair/XMS3700/256MB

 

PC3700 (DDR466) OCZ/Platinum Edition/512MB/512MB

 

PC3700 (DDR466) Corsair/CMX256A-3700 CL:3,4,4,8/256MB

 

PC4000 (DDR500) Corsair/XMS4000/512MB

 

PC4000 (DDR500) Corsair/Twinx/XMS4000V1.1 512MB

 

PC4000 (DDR500) Kingston/512MB/KHX4000K2/1G

 

PC4000 (DDR500) OCZ/512MB/Dual CH EL CL: 3,4,4,8

 

PC4200 (DDR533) OCZ/256MB/Dual CH EL CL: 2.5,4,4,7

 

PC4400 (DDR550) Kingston/512MB/KHX4300K2/1G

 

PC4400 (DDR550) Corsair/XMS4400/512MB

 

PC4400 (DDR550) Corsair/Twinx/XMS4400V1.1 512MB

 

PC4400 (DDR550) Mushkin/Hi Perf Dual Pack/Samsung/512MB *(K4H560838F-TCCD)

 

PC3200/PC4400 (DDR400/550) G.SKILL/Samsung/512MB *(K4H560838F-TCCD)

 

PC3200/PC4800 (DDR400/600) G.SKILL/Samsung/256MB *(K4H560838F-TCCD)

 

PC5600 (DDR566) Teamgroup/512MB *(K4H560838F-TCCD)

 

Bests,

 

Samuel

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  • 2 weeks later...

Alright to say what I see lets go with this. For them what has not seen a board> the NF4 Ultra-D and the SLI-DR what has Orange and Yellow slots.

1. Those that cannot get but one stick going and it in slot #2 which is the first Orange slot in the from edge of board and where a single stick should be.

 

2. If you find it difficult to even get going at all and have an old stick PC2100 or PC2700 > put in Orange slot @2 and after clear CMOS crank the board and enter bios and load optimized defaults.

 

3. Alright now you have made the bios and loaded optimized and rebooted into bios.

a. Make sure Erratta94 is disabled.

b. Turn off cpu throttling.

c. Set Pci pay load to 256mb and not default 4096 or to what your memory on video card actually is.

d. I usually set hard drive delay to 2 seconds in order to give them time to spin up before the bios tries to read them. Especially good for some PATA drives but I use on all.

e. Think that covers most of the odd things outside the Genie Bios expcept I turn off any Lan, Firewire, Serial Port and any other thing I am not using except I never ever turn off any SATA drive as long as I use ANY sata product.

 

4. Now to the Genie Bios and these numbers are going to be conservative because I know some of you are scared and have a hard time undestanding that if you plan to run fast you must add volts and I have run considerable more but now have settled well on to these and I really do not care to debate the issue as these work and I have spent considerable energy to get this all to work on a broad cross reference of setups to get UP and GOING.

a. Genie Bios first page from the top down and remember to turn off all at bottom you are not using.

a1. LTD/FSB = X4.0

a2. CPU/FSB Frequency Ratio Manual Set to what Your Default Multiplier Is.

a3. PCI EX Frequency = 105 ATI video cards Nvidia 100 or 101.

a4. Cpu Startup VID = 1.425 Volts.

a5. CPU VID 1.425 Volts.

a6. CPU VID Special Control = 110% and this is around 1.52Volts total and is far and way fine as I have run it with OEM HSF and never gotten over 46C full tilt with 3000+ Winnie. Note we are trying to throw out all variables and get running and you then tune up or down on your own. Maybe I tell you too much but this is 72 hours worth of work.

a7. LTD voltage = 1.4 Volts.

a8. Chipset Voltage = 1.8 Volts.

a9. Dram Voltage = 2.9 Volts.

 

5. Genie Bios first entry at top> DRAM CONFIGURATION

a1. 200 Dram Frequency 1:1

a2. Enable CPC

a3. 2.5

a4. 04

a5. 07

a6. 04

a7. 07

a8. 14

a9. 05

a10. 03

a11. 02

a12. 05

a13. 3120

a14. 05

a15. Bank Interleave= DISABLED You want mediocre memory to run don't you? Then disable it and see how much better the thing will clock and do business right now.

 

a16. DQS Skew Control = INCREASE :nod:

a17. DQS Skew Value = 0 (zero)

a18. Dram Drive Strength= Level 6

a19. Dram Data Drive Strength= Level 4

a20. MAX ASYNCH LATENCY = 7X

a21. READ PREAMBLE= 5X

a22. IDLE CYLCE= 256 cycles

a23. DYNAMIC Counter= Disabled

a24. R/W Que Bypass = 16x

a25. ByPass Max 7X

a26. 32 Byte Granularity = Disable 8 Bursts.

 

Now in most cases this will take the boards that hate two sticks and problematic with TCCD and some other classes of memory and make them starters and runners and moved me from starting with a starter stick and hardly stable at 225 to 240FSB to now prime95 stable and memtest86 Rev 1.51, test #8 stable for hours @275x9 with my 3000+ Winchester. For many of you it might be worth a try for sure and for some just to see some bigger numbers.

 

Key for the present time is to turn off bank interleave so the memory volts can drop and to set MaxAsysnch Latency to 7X and to set Read Preamble to 5x. I have tried this on a couple of weaker TCCD memories and with Crucial Ballistix pC3200 and all the settings will just about work for any marginal or troublesome memory.

 

Try it you might be pleasantly surprised at the benches that finish and the stability of your system.

 

RGone...

 

EDIT: Hold the phone! When trying to get windoors loaded unhook the dang USB stuffs that is not needed to get up and going. Unhook the dang printer, thumb/pen drives, card readers, cameras and all other such paraphenalia that has zero to do with trying to install and crank a system up.

 

EDIT: More hold the phone. The very uniqueness of the settings is that if you "either" swap CPC back to AUTO or DISABLE you have settings that are allowing me to prime 260FSB now for 2hrs 28 mins and 47secs. Never were intended for HARDCORE but get going and working and putering CORE. You WILL have to lower FSB for 4 sticks > get used to IT!!! And you will need 2T or CPC >DISABLE or AUTO so board can swap to 2T by itself. Enough said I am through.

RGone...Again...

 

 

thread here:

 

http://www.dfi-street.com/forum/showthread.php?t=5844

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  • 2 weeks later...

I've seen quite a few threads about this so here is the CORRECT way to enabled more than 3.2v in the Genie BIOS section on the NF4 boards (all).

 

 

1. Go into Genie BIOS and manually set your vcore (cpu voltage). It MUST NOT be on Auto!

 

2. Save & exit. Return to bios upon reboot.

 

3. Verify that your vcore is correctly set. Save, exit, shut the rig down.

 

4. On the motherboard, move the 4v jumper in the upper corner of the board to the proper position (see manual/cd-manual/online manual for pics).

 

5. Boot up, go into Genie BIOS, do DRAM Voltage. Should now be able to do all the way to 4.0v.

 

 

 

WARNING!!!!

 

SETTING VDIMM JUMPER TO 4v CAN HAVE DEADLY EFFECTS ON YOUR HARDWARE.

 

YOU USE THIS SETTING AT YOUR OWN RISK!!!

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