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970 Extreme4 B2 code

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usdc826 View Drop Down
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    Posted: 19 hours 3 minutes ago at 12:54pm
"ASRock 970 Extreme4" motherboard problem: B2 code.
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Post Options Post Options   Thanks (0) Thanks(0)   Quote Xaltar Quote  Post ReplyReply Direct Link To This Post Posted: 17 hours 30 minutes ago at 2:27pm
The B2 code indicates an Option ROM (OPROM) initialization error. Most commonly this is
GPU related (the GPU's BIOS is failing to communicate properly with the BIOS on
the motherboard).
Swapping display cables/ports can sometimes resolve the issue. Also clearing CMOS
can help.

If the problem is persistent and has occurred since adding new hardware then that
hardware is likely not compatible with the board.

Here are some components that use OPROMs:
GPUs
Network adapters
Storage adapter cards (not SSDs)
Capture devices
Sound cards
etc

Basically any device that connects to the motherboard that needs to tell the system
how it is used. In essence an OPROM is a component specific BIOS that the main
system BIOS needs to load in order to properly use the device. It's typically
referred to as firmware although a system BIOS is also technically firmware.
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Post Options Post Options   Thanks (0) Thanks(0)   Quote usdc826 Quote  Post ReplyReply Direct Link To This Post Posted: 17 hours 20 minutes ago at 2:37pm
As a result of failure "ASRock 970 Extreme3 + Phenom II X6" was replaced by "ASRock 970 Extreme4 + FX 4350".

Memory: 4x8GB
Discs: 1x "SAMSUNG 860 EVO MZ-76E1T0BW" (1TB) , 2x "SEAGATE ST6000NM0115-1YZ110" (6TB)
Video: "NVIDIA GeForce GT 1030"

After connecting disk "SEAGATE ST16000NM001G" (16TB) a problem appeared:

Bios 2.20A - "Windows 7" loads normally, freezes at random times
Bios 2.21 - "Windows 7" loads normally, freezes at random times
Bios 2.30 - "Windows 7" loads normally, freezes at random times
Bios 2.40 - loading stops with message "B2", after disconnecting the disk ST16000NM001G, loading continues
Bios 2.50 - loading stops with message "B2", after disconnecting the disk ST16000NM001G, loading continues
Bios 2.60 - loading stops with message "B2", after disconnecting the disk ST16000NM001G, loading continues
Bios 2.80 - loading stops with message "B2", after disconnecting the disk ST16000NM001G, loading continues
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Post Options Post Options   Thanks (0) Thanks(0)   Quote Xaltar Quote  Post ReplyReply Direct Link To This Post Posted: 16 hours 37 minutes ago at 3:20pm
Storage compatibility issue then. I would open a support ticket with ASRock and
ask if they can help you:
https://tw.asrock.com/events/tsd.asp?kind=MB

Unfortunately your board is long past it's support window (End Of Life or EOL) so
they may not be able to help you.

Another option would be to connect the drive via an add in SATA controller. You
will want to pick up an add in card that is new enough to support the high capacity
enterprise drive.

Basically your storage firmware (built into the motherboard) doesn't know what
to do with the ST16000NM001G. With a newer add in SATA card this shouldn't be
an issue as it will contain it's own controller and OPROM/firmware.

Good luck
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