Denon AVR-X550BT - Page 84

2.4. Start the update.
Turn on the power of this unit.
Press the "SETUP" button on the remote control.
(1) Select "General".
General
(2) Select "Firmware".
Firmware
General
Language
ECO
Bluetooth
Front Display
Firmware
Setup Lock
Reset
(3) Press the "ENTER" button.
Firmware :Start
(4) Select "Yes". Press the "ENTER" button.
Firmware :Yesr-
Update Time**:**
(5) After updating the rmware, check the version.
See "1. Version Display Mode"
---Cautions on Firmware Update---
• Do not remove the USB ash drive until updating is completed.
• Do not turn off the power until updating is completed.
• It takes around 35 minutes to complete the update.
Once an update is started, normal operations cannot be performed until it is completed.
The GUI menu settings and image adjustment settings of this unit may be initialized.
Note down the settings before updating, and set them again after updating.
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating
84