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Topic: Mining motherboard - Onda B250 BTC-D8P - Anyone tried ? - page 2. (Read 3909 times)

newbie
Activity: 75
Merit: 0
What is the voltage of this Motherboard?
newbie
Activity: 8
Merit: 1
Facepalm

Solved. I did not insert the ram deep enough diagonally on both boards during install.
legendary
Activity: 1848
Merit: 1165
My AR-15 ID's itself as a toaster. Want breakfast?

vpp; 2.5v; this is probably the issue would be my guess;  and the SPD voltage is near 2.5 as well....  thats over the 1.2v spec of the board.   maybe im approaching it wrong... but it is known these boards are picky and only take the low voltage only stuff.  *edit* maybe not... but check my post as mentioned below; I think I used 2200mhz ram.... check it to be sure i'm correct.  I believe I saved the package, so ill photo it when I get home if I can find it.

I have posted before what ram I have used myself;  see if you can try a different stick.... I got my money on that one.... if not in this thread, in phils altcoin thread.  just do a search for my username and D8P and you'll come around it at some point.  I bought mine from frys (frys.com).
jr. member
Activity: 94
Merit: 1
ONDA B250-D8P ver 2.0
or
Onda 3865 D8P (the green one with celeron onboard)
?

Both appear to be decently priced (looking for one) and have decent space (56.5 mm c-c and no interfering connectors), but is there anyone having experience with the 3865 version (older/newer, any revision)?
The use of 6pin is preferred over sata/molex, if they only included the picoPSU on the board as well (as Octaminer).

Then there is a mix of the two
Zeal-All onda 8 pcie ?? (all components around the PCIe slots is identical to the green one so a copy of a copy of...)
newbie
Activity: 8
Merit: 1
legendary
Activity: 1848
Merit: 1165
My AR-15 ID's itself as a toaster. Want breakfast?
Im new to the mining and computer building in general.
Been learning mainly from youtube.

Ive order 4 Onda B250 boards from alibaba with 1650watt PSU

CPU G4400
Ram 4GB Sodimm.
GPUs RX570 4gb
SMOS intended

this is my first rig build or computer build.

ive installed CPU, Ram all power including 3molex and 3sata and 1st GPU.

im having same problems as everyone else. no signal. CPU and GPU fans running.

Ive tried bridging the FP1 pwr pins for first boot.

I don't have SSD drive installed yet.

plan was to install windows from usb so i can use the rig to perform bios mod on GPUs first before switching to smos.

I have no video signal from board or GPU.

am i correct in assuming that i don't need harddrive installed to access bios or get video signal at least.

no signal no beeps just fans spinning.


whats the ram DDR4?  DDR3?  cause it needs to be 1.2v spec if DDR4 a lot of DDR4 sodimms aren't 1.2v.....  This is key to the DDR4 version of the ONDA boards.

My suggestion;  power the board power, as well as cpu power cables.  populate the first PCIE/SATA power plug (it feeds the important stuff as well as the first 16x slot).  It is better to populate them all, but the one closest to the CPU is the one that powers the 16x slot and major system components in that area.

flip on psu power;  it should boot on its own right off.   if not; flip power on psu off and wait for it to fully discharge (everything off).  now press the cmos reset button near the USB ports.    press it for 3-5 sec just to be on the safe side.

then power the PSU back on and see if it still does the same thing.  it should boot no issues with a good cpu/ram config.


My guess it the memory;  with the PCIE slots unpopulated and only the HDMI on board hooked up;  it should POST....    If not;  memory or CPU is the culprit....  possibly the board;  but from what I have heard thus far;  the DOA rate is quite low considering how many boards overall they have made thus far.
newbie
Activity: 50
Merit: 0
Is the monitor plugged into the GPU? If it is, that's your problem.

I'd just first boot without any GPUs plugged in and get your OS setup.  Then you can add GPUs.
newbie
Activity: 8
Merit: 1
Im new to the mining and computer building in general.
Been learning mainly from youtube.

Ive order 4 Onda B250 boards from alibaba with 1650watt PSU

CPU G4400
Ram 4GB Sodimm.
GPUs RX570 4gb
SMOS intended

this is my first rig build or computer build.

ive installed CPU, Ram all power including 3molex and 3sata and 1st GPU.

im having same problems as everyone else. no signal. CPU and GPU fans running.

Ive tried bridging the FP1 pwr pins for first boot.

I don't have SSD drive installed yet.

plan was to install windows from usb so i can use the rig to perform bios mod on GPUs first before switching to smos.

I have no video signal from board or GPU.

am i correct in assuming that i don't need harddrive installed to access bios or get video signal at least.

no signal no beeps just fans spinning.
newbie
Activity: 1
Merit: 0
Hello guys, I  got few rigs set up on this Onda B250 D8P motherboard and all share the same problem - everything works great on every possible setup, except when you put card in 1st GPU slot(the 16x one), then it gives out constant 4Mh/s from a GPU that is in the first slot and other cards get unstable hashate(keeps jumping up and down), which also gives SMOS monitor wrong info on monitoring. It works perfectly on a  7 card setup with 1st slot being empty.


just got the same problem. With all my motherboards. Long time lurking and the fix is:


1) load bios
2) system agent
3) gpu settings
4) port 1 was set not like others. just set the same settings for port 1 like for others.


Wow thank you 100x .  Spent all day looking for this solution.

If anyone is having trouble on the v4 motherboard just look for port settings and match port 1 settings with port 2 and 3 (set everything to auto).
newbie
Activity: 154
Merit: 0
Its sound like good motherboard. Simple but worthy. Cheap but not cheaper. I have use it for a long time and until to day its not get some trouble. But remember do't to push it too much and don't forget to keep clean it. Happy mining bro/sist with it. Smiley
legendary
Activity: 1848
Merit: 1165
My AR-15 ID's itself as a toaster. Want breakfast?
I know what the specs say for supported CPUs, but has anyone tried an 8th Gen 1151 CPU in this board?
B250 does not support 8th gen;  same socket, different pinout.
newbie
Activity: 50
Merit: 0
I know what the specs say for supported CPUs, but has anyone tried an 8th Gen 1151 CPU in this board?
jr. member
Activity: 129
Merit: 6
Long term HODLer since 2014
Hello guys, I  got few rigs set up on this Onda B250 D8P motherboard and all share the same problem - everything works great on every possible setup, except when you put card in 1st GPU slot(the 16x one), then it gives out constant 4Mh/s from a GPU that is in the first slot and other cards get unstable hashate(keeps jumping up and down), which also gives SMOS monitor wrong info on monitoring. It works perfectly on a  7 card setup with 1st slot being empty.


just got the same problem. With all my motherboards. Long time lurking and the fix is:


1) load bios
2) system agent
3) gpu settings
4) port 1 was set not like others. just set the same settings for port 1 like for others.

Thanks, this has been a savior for me. I spent hours debugging the same problem as well.
copper member
Activity: 59
Merit: 2
Tg: @map_ua Discrod: vjmap#6929
Hello guys, I  got few rigs set up on this Onda B250 D8P motherboard and all share the same problem - everything works great on every possible setup, except when you put card in 1st GPU slot(the 16x one), then it gives out constant 4Mh/s from a GPU that is in the first slot and other cards get unstable hashate(keeps jumping up and down), which also gives SMOS monitor wrong info on monitoring. It works perfectly on a  7 card setup with 1st slot being empty.


just got the same problem. With all my motherboards. Long time lurking and the fix is:


1) load bios
2) system agent
3) gpu settings
4) port 1 was set not like others. just set the same settings for port 1 like for others.
legendary
Activity: 1288
Merit: 1004
Good to know. I have not done much with the bios other than a quick look.

I have to say I am really liking this Onda B250, it runs great no matter what I throw at it. Simple Mining OS, Win10, Debian. They all just work. I currently have 7 480X 8gb cards in it. I had 8 but one died, it will be back from RMA in a few days. It worked great when all 8 were in there. Starting to think I should buy one or two more of these instead of wasting time messing around with other boards.

another facet:

If you accidentally bump the BIOS reset when plugging in a USB (keyboard/mouse in my instance) all you need to do is F1 into BIOS, and set default graphics to IGFX....    simple.

But yeah, im loving this board.    It's the perfect format IMHO.
legendary
Activity: 1848
Merit: 1165
My AR-15 ID's itself as a toaster. Want breakfast?
Bought some 6 pin extenders and just used the unused 6 pin off each of my gpu cables to fill the motherboard 6 pin slots and everything worked like a champ. 8 gigabyte 1070 ti’s running with no issues. It did bump the power usage up a bit compared to the same setup on my octo board but not enough to be an issue.

Huh?  The B250 D8P doesn't have 6-pin slots on the mobo, at least version 1 doesn't....

Oh wait, you're talking about the Octominer board?
D8P V2 has 6 pin PCIE power replacing sata/molex, as well as a repositioned ATX power port..... from what I recall.
newbie
Activity: 50
Merit: 0
Bought some 6 pin extenders and just used the unused 6 pin off each of my gpu cables to fill the motherboard 6 pin slots and everything worked like a champ. 8 gigabyte 1070 ti’s running with no issues. It did bump the power usage up a bit compared to the same setup on my octo board but not enough to be an issue.

Huh?  The B250 D8P doesn't have 6-pin slots on the mobo, at least version 1 doesn't....

Oh wait, you're talking about the Octominer board?
full member
Activity: 289
Merit: 107
Bought some 6 pin extenders and just used the unused 6 pin off each of my gpu cables to fill the motherboard 6 pin slots and everything worked like a champ. 8 gigabyte 1070 ti’s running with no issues. It did bump the power usage up a bit compared to the same setup on my octo board but not enough to be an issue.
legendary
Activity: 1848
Merit: 1165
My AR-15 ID's itself as a toaster. Want breakfast?
I have to say I am really liking this Onda B250, it runs great no matter what I throw at it. Simple Mining OS, Win10, Debian. They all just work. I currently have 7 480X 8gb cards in it. I had 8 but one died, it will be back from RMA in a few days. It worked great when all 8 were in there. Starting to think I should buy one or two more of these instead of wasting time messing around with other boards.

another facet:

If you accidentally bump the BIOS reset when plugging in a USB (keyboard/mouse in my instance) all you need to do is F1 into BIOS, and set default graphics to IGFX....    simple.

But yeah, im loving this board.    It's the perfect format IMHO.
legendary
Activity: 1288
Merit: 1004
I have to say I am really liking this Onda B250, it runs great no matter what I throw at it. Simple Mining OS, Win10, Debian. They all just work. I currently have 7 480X 8gb cards in it. I had 8 but one died, it will be back from RMA in a few days. It worked great when all 8 were in there. Starting to think I should buy one or two more of these instead of wasting time messing around with other boards.
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