Projector Firmware Upgrade Setup; Part A: Connect The Mini Usb Cable And Enter Download Mode - Dell S520 Firmware Upgrade Manual

Firmware upgrade setup guide

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1. Projector Firmware Upgrade Setup

1. Plug in the power cord and perform following steps to enter download mode.

NOTE: Please DON'T press power button to turn on the projector when entering download

mode.

Step A: Press the Power button and hold it.

Step B: Continuously hold the Power button, once the power LED flashes, press the Enter

button on the remote control.

Step C: Release the buttons after Temp and Error LED LEDs are both lighted up.

Step A: Press and hold

the "Power" button.

2. Connect the Mini USB (type A to Mini-B) cable to the projector and the computer.

Step B: Press the "Enter"

button for a second.

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