DLP9000: It's possible to become "Flash checksum mismatch" "Flash programing failed" when I upload the new firmware

Part Number: DLP9000
Other Parts Discussed in Thread: DLPC900

When I used the DLPC900 GUI - 5.2.0 to upload two new 2k resolution Images into the firmware(dlp9000_6.2.0_OOB-primary.img) whit check the "Add Pattern Images (from Pattern Mode tab)" Item, It might be failed, the GUI display a messagebox "Error: Flash checksum mismatch: 0x204272B7 != 0x204274B4", and I can only install the BOOTHold jumper (J12) to upload the firmware(dlp9000_6.2.0_OOB-primary.img) to restore.

Why the failure will hanppend probably but not always hanppend?Like upload 8 times but failed 1 time. Is there any solution for this?

Thanks a lot !

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