15 Captiva Service Manual
020-000867-03 Rev. 1 (05-2018)
Firmware
3. Connect projector and computer by USB cable (USB A to mini USB B).
Firmware Upgrade Procedure
1. Execute “DDP442X Firmware Downloader.exe”
2. Click “Browse” to choose the firmware, then click “Open”.
3. The “Projector found” will appear, then click “Down Load Image”.
4. The firmware will be upgraded automatically.
5. “Download Complete” will appear, click “OK”.
6. Unplug the power cord and USB cable, then re-plug the power cord to power on the projector.
7. Press “power->left->right->menu” sequentially get into the Service Mode to check the system
firmware version.
MCU Firmware Upgrade
1. Plug in AC power cord (the projector is in standby mode during firmware upgrade)
2. Plug in RS232 cable to projector and computer.
3. Execute “NuvoISP.exe”.
i
Examples shown in the instructions may have minor differences compared to the actual
firmware update for your specific projector model. Where applicable, these instructions note
important differences between models.
Equipment Needed
Software
• NuvolSP.exe (included in NuMicro ISP Programming Tool.zip)
• Firmware (*.isp)
Hardware
• Projector
• Power Cord P/N: 42.50115G001
• RS-232 9 Pin Cable (pin to pin, F-M) (42.83C07G001)
• PC or Laptop with Windows 32bits
