Recent content by Mark_

Sounds good, maybe an independent repairer is the only solution. Thanks!

I have contact local service center of Marantz, been told that this problem could be solved by flash full image of MCU, but they didn't have that, it should be flashed at factory. Meanwhile the mainboard cannot order for service anymore.

My M-CR612 was bricked by firmware update, and I try to flash firmware by Renesas RFP APP. but the firmware of uController was cleared at all. Does anyone have M-CR412 internal picture, I want to know, does the main board of M-CR412 is same as M-CR612. Thanks. Or anyone has service manual of...

Maybe you can contact service of Marantz for help, they should send you the firmware.