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Firmware update procedure
I.
Upgrade All (TV & MCU)
1. Debug Menu Upgrade Procedure (recommend)
Tools:
(1) USB disk (Format FAT32
）
*1PCS.
(2) Remote controller *1PCS.
Procedure:
(1) Format the USB disk as FAT32.
(2) Extract upgrade file to the U disk (FAT32) in the root directory. You will get
"upgrade_972" folder.(contains allupgrade_v972.bin
、
MCU.bin)
(3) Insert USB disk into the USB port of the TV board.
(4) Turn on the panel. Press “INPUT 1379” with remote controller, and then the
debug menu will pop up. Select
Upgrade-> Upgrade All, press “Enter”, and confirm.
(4) The power LED will keep twinkle in red and green during upgrade process. After
finished, the panel will reboot and enter Android channel. It will take 4 minutes to
complete the upgrade procedure.
Summary of Contents for Maxhub C75CA-BO9D72D-M
Page 1: ...1 C75CA BO9D72D M Service Manual V1 0...
Page 6: ...6 Product Basic Specifications I Product Appearance Front view Back view...
Page 7: ...7 Side view PC Module Right side signal input output AC insert and switch...
Page 9: ...9 Electrical Diagram...
Page 13: ...13 Hall device Key Board...
Page 14: ...14 Power board Camera MIC Board...
Page 20: ...20 7 USB cable 8 AC cable...
Page 21: ...21 9 Touch frame FFC cable Three PCBA on the corners are connected with 150mm FFC cables...
Page 24: ...24 2 CN20 KEY 3 CN15 Speaker 4 CN17 TC2...
Page 25: ...25 5 CN10 UART 6 CN2 INVERTER FAN PANEL 7 CN18 E CAMMER...
Page 26: ...26 8 CNT1 C TOUCH 9 CNW1 VBYONE II Wifi Board SRV AP_WiFi_IoT 01 CN1...
Page 28: ...28 3 D 4 VCC 5 D 6 D 7 GND 8 PGND...
Page 29: ...29 Troubleshoot steps I LED does not turn red...
Page 30: ...30 II LED does not turn blue...
Page 31: ...31 III Touch issue...
Page 32: ...32 IV PC issue...
