Ricoh PJ WX4152 Field Service Manual page 121

3. Remove the control terminal cover [A] (tabs x 2).
[A] : The control terminal cover
4. Connect the other end of the USB cable to your computer.
5. While holding down the [Input] and [AV Mute] buttons, plug in the power cord.
6. Start Ricoh Projector FW Update Tool on your computer.
7. Click [Tool] and then [COM Port]. Select the number of the COM Port that has been
created in Step 1, and then click [OK].
Check the number of the created COM Port from [Control Panel] - [Hardware and Sound] -
[Device Manager] - [Ports (COM & LPT)].
Firmware Update
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