Harman Kardon
6.
After Venice upgrade, MCU upgrade begins.
Followings will be shown on the VFD.
VFD 1st line : MCU UPDATE
VFD 2nd line : [Updating %]
It takes about 25~30 seconds to upgrade the firmware.
7.
Completing MCU upgrade, Set will automatically reboots.
"UPGRADE SUCCESS" will be shown on the VFD.
HK 3770 Service Manual
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