If you decide to proceed, treat the process with the caution of a BIOS update on a PC. Use verified files, a clean FAT32 USB drive, and never interrupt the power. And if you succeed? Enjoy the warm, powerful sound of Harman Kardon for another few years—because they truly don’t make them like the BDS 570 anymore.
Harman Kardon devices commonly support either USB-based updates or network/OTA updates. The BDS 570—being an older HTiB model—most often uses USB or service-center updates. Below are both approaches; follow whichever matches your unit’s available menus.
: Ensure your BDS 570 is connected to your Wi-Fi or via an Ethernet cable. To set up Wi-Fi, go to the menu, select , and follow the prompts to enter your password. Navigate to Update : Press the button on your remote. Check for Updates : Navigate to Software Update Product Software ). If a new version is detected, select to begin the process. : Do not turn off the power until the update is complete. Method 2: USB Update If the unit cannot connect to the network, use a USB stick: Prepare USB FAT32-formatted USB drive. Download Firmware : Visit the official Harman Kardon Support Page and search for "BDS 570" to find the latest firmware file. Transfer File : Copy the firmware file to the root directory (not inside a folder) of your USB drive.
What is the currently installed on your BDS 570?
If you encounter difficulties during or after the update process, refer to these common troubleshooting steps: harman kardon bds 570 firmware update
If the unit fails to turn on or exhibits erratic behavior after an update, try unplugging it for at least 1 hour, then hold the power button on the unit for 60 seconds while plugging it back in. region-free settings or how to troubleshoot specific HDMI connection issues with this model? BDS 270/BDS 570 | Harman Audio
The is a double-edged sword. When successful, it can iron out the quirks of an aging DVD/surround system and restore stable HDMI operation. When done incorrectly or with corrupted files, it can end the life of your unit prematurely.
The two primary places to search for the file are:
Firmware is the embedded software that controls the hardware of your BDS 570. A firmware update is a small but crucial piece of software provided by Harman Kardon to fix bugs, improve stability, and, most importantly, maintain compatibility with new media formats and HDMI standards. If you decide to proceed, treat the process
Once you have the firmware file, follow these steps:
: If the update fails, try re-downloading the file, performing a Factory Reset , and removing power for 10 seconds before trying again. Check Current Version : To see your current firmware, go to Home > Settings > System > Information Factory Reset : If you need to reset the device to defaults, go to Home > Settings > System > Restore Defaults and confirm with Harman Kardon or troubleshoot a specific error code after the update? Harman Kardon Software Update Guide | PDF - Scribd
Harman Kardon has stated that upgrading the system's core firmware is ; upgrading through the wireless network will not work and is not dangerous, but it simply won't perform the update.
The update takes between 8 and 20 minutes. The screen may go black, the display may flash “LOADER,” and the fans may spin up to maximum speed. All of this is normal. Enjoy the warm, powerful sound of Harman Kardon
Are you currently facing any or glitches?
Once the update is complete, the system will return to the home screen or standby mode. Go back to System Information to verify that the version number has updated.
Open the extracted folder. Look for the update files (usually with extensions like .bin , .rom , or structured within a specific folder named UPG or UPG_ALL ).