Lumens Technology PS750 Firmware Upgrade Instruction User Manual
Page 3
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PS750 Firmware Upgrade Instruction 2010-0125
2. Upgrade by USB
2.1 Connect power cord and USB cable with PS750.
When you use USB cable to connect PS750 and PC, PC will detect PS750 as a
“removable disk”. (Please Do Not power on the unit.)
2.2 Save proper FW file to PS750 internal memory.
Please download the FW on Lumens website or contact FAE, customer
after-service, through e-mail to get the proper Firmware file before upgrading.
2.3 Power on PS750, and then call the service menu.
Press
“Zoom+” + “Enter” on the keypad to call the Service menu.
Please refer to 1.2
– 1.6 for upgrading steps.
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