Premium Class SU-C550 Firmware

Update Information

Model Name SU-C550
Update Version Ver.1.56
Update Date Jan. 15, 2024

Improvement

Date/Version Description
Jan. 15, 2024 / Ver.1.56 Remove “TIDAL” function
* If the firmware has been updated to Ver.1.48, when this firmware is updated, all the settings to restore to the factory default settings.
* For a stable performance after firmware update, restoring all the settings to the factory defaults is recommended.
Jan. 10, 2023 / Ver.1.54 Remove “Internet Radio [vTuner]” function
* If the firmware has been updated to Ver.1.48, when this firmware is updated, all the settings to restore to the factory default settings.
* For a stable performance after firmware update, restoring all the settings to the factory defaults is recommended.
Aug. 23, 2022 / Ver.1.52 Improvement of Stability
* If the firmware has been updated to Ver.1.48, when this firmware is updated, all the settings to restore to the factory default settings.
* For a stable performance after firmware update, restoring all the settings to the factory defaults is recommended.
Jul. 29, 2020 / Ver.1.50 TIDAL network service is restored
* If the firmware has been updated to Ver.1.48, when this firmware is updated, all the settings to restore to the factory default settings.
* For a stable performance after firmware update, restoring all the settings to the factory defaults is recommended.
Jun. 22, 2020 / Ver.1.48 TIDAL network service is restored
* For a stable performance after firmware update, restoring all the settings to the factory defaults is recommended.
Nov. 13, 2019 / Ver.1.46 Internet Radio(vTuner) network service is restored
* For a stable performance after firmware update, restoring all the settings to the factory defaults is recommended.
Jun. 20, 2019 / Ver.1.42 Improvement of Stability
* For a stable performance after firmware update, returning all settings to the factory defaults is recommended.
Nov. 12, 2018 / Ver.1.38 Improvement of Stability
* For a stable performance after firmware update, returning all settings to the factory defaults is recommended.
Apr. 5, 2018 / Ver.1.36 Improvement of TIDAL network service, Improvement of Stability
Nov. 16, 2017 / Ver.1.34 iOS11 support, Spotify/TIDAL selector switching by main unit, Improvement of Stability
* When using iOS11, update the dedicated app "Technics Music App" to the latest version (Ver.1.9.1 or later). For information of the app, refer to Technics Music App for Smartphones.
Jun. 22, 2017 / Ver.1.30 Improvement of Stability
Jan. 16, 2017 / Ver.1.26 TIDAL available, Improvement of Stability
* When using TIDAL function, update the dedicated app "Technics Music App" to the latest version (Ver.1.7.0 or later). For information of the app, refer to Technics Music App for Smartphones.
Nov. 10, 2016 / Ver.1.22 Improvement of LAPC and playback stability
Aug 29, 2016 / Ver.1.18 CD or USB memory playback control by the dedicated app "Technics Music App" is available, Improvement of Stability
* When using CD or USB memory playback control by the Technics Music App, update the App to the latest version (Ver.1.5.0 or later).
May 19, 2016 / Ver.1.14 Internet Radio(vTuner) and Spotify Connect available, Improvement of Stability
* When using vTuner/Spotify functions, update the dedicated app "Technics Music App" to the latest version (Ver.1.4.0 or later).
Feb. 29, 2016 / Ver.1.08 Improvement of USB playback stability
Feb. 3, 2016 / Ver.1.06 Improvement of Stability

About a Network Download method

Panasonic is constantly improving the unit's firmware to ensure that our customers are enjoying the latest technology. Please follow the steps to update the unit's firmware.

Downloading takes approx. 15 minutes.
Do not disconnect the AC mains lead or turn this unit to standby while updating.
  • - The progress is displayed as "Updating %" while updating. ( stands for a number.)
Note
  • - During the update process, no other operations can be performed.
  • - If there are no updates, "Firmware is Up To Date" is displayed.

Update via Internet

Preparation
Connect this unit to the network.
- Make sure that the network is connected to the Internet.

Display Message

When new firmware is available, it will display following popup message.
Press [OK] to update firmware. ( ⇒ Step 4 )

Steps

  1. Press [SETUP].
  2. Press [ up , down ] repeatedly to select "F/W Update" and then press [OK].
  3. Press [ up , down ] to select "Internet" and then press [OK].
  4. Press [ up , down ] to select "Yes" and then press [OK].
    • – The progress is displayed as "Updating %" while updating. ( stands for a number.)
    • – When the update has finished successfully, "Success" is displayed.
  5. When "Success" is displayed, disconnect the AC mains lead.
  6. Reconnect the AC mains lead after 3 minutes.
Note
  • - Downloading may take longer or may not work properly depending on the connection environment.

Update via USB flash memory

Preparation

  • - Download the latest firmware on the USB flash memory. For details, click here.
  • - FAT16 and FAT32 file systems are supported.

Steps

  1. Connect the USB flash memory with new firmware.
  2. Press [SETUP].
  3. Press [ up , down ] repeatedly to select "F/W Update" and then press [OK].
  4. Press [ up , down ] to select "USB" and then press [OK].
  5. Press [ up , down ] to select "Yes" and then press [OK].
    • – The progress is displayed as "Updating %" while updating. ( stands for a number.)
    • – When the update has finished successfully, "Success" is displayed.
  6. When "Success" is displayed, disconnect the AC mains lead.
  7. Reconnect the AC mains lead after 3 minutes.
Note
  • - Downloading may take longer depending on the USB flash memory.

Checking the firmware version

  1. Press [SETUP].
  2. Press [ up , down ] repeatedly to select "F/W Version" and then press [OK].
    • – Press [OK] to exit.

If you have any problems after installing the new firmware, please contact regional customer support.

Technics Support