Doc. Title
Diamond Service Manual
Page 50 of 109
HTC CONFIDENTIAL
SM-TP001-0704
HTC Corporation
SD Upgrade - 1
Note: The display with line of
diagnostic mode is normal due to
it is reliability issue for VGA
resolution.
5. Connect the USB Y cable into
the unit.
6. Connect the card reader and
AC adapter into the USB
Y
cable.
SD Upgrade - 2
7. Turn the device power off and
insert Diagnostic SD card.
8. Press and hold Vo
lume
down+ Right button, and
press Power
button to entry
Boot loader mode.
9. Press Power
button to start
upgrade procedure.
SD Upgrade - 3
10. Reading source code from
SD card.
[Note]: This process will takes 10
minutes, please don’t power off
the device.
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