НЕ могу сбросить WB6.9 через Flash

В логе вижу три удачных сброса, последний 3432-3913 строки.
До последнего, например, кнопка FW нажата не была:

USB0:   USB EHCI 1.00
USB1:   USB EHCI 1.00
scanning bus 0 for devices... 2 USB Device(s) found
scanning bus 1 for devices... EHCI timed out on TD - token=0x80008c80
unable to get device descriptor (error=-1)
1 USB Device(s) found
       scanning usb for storage devices... 1 Storage Device(s) found
  Device 0: Vendor: TOSHIBA  Rev: 1.00 Prod: TransMemory
            Type: Removable Hard Disk
            Capacity: 14800.0 MB = 14.4 GB (30310400 x 512)
reading wb6_update.fit
** Unable to read file wb6_update.fit **
reading wb6_update_FACTORYRESET.fit
1 bytes read in 20 ms (0 Bytes/s)

##############################
# Detected USB flash drive with update file
# Filename: wb6_update_FACTORYRESET.fit
# Press a FW key if you want to update firmware from this file
# or wait 3 seconds to boot normally.
##############################
No USB update detected, continuing boot
switch to partitions #0, OK
mmc0(part 0) is current device
SD/MMC found on device 0

Рад, что получилось.