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If you encounter issues with your Bluetooth ACPI TOS6205 device, try the following troubleshooting steps:
Locate the Toshiba Bluetooth Stack (often listed as BT-stack-toshiba.zip ) compatible with your Windows version (e.g., Windows 7 x32 or x64).
Because legacy utility servers are frequently archived, drivers are commonly distributed as a raw .zip or .cab payload. Follow these operational steps to install the driver manually. 1. Obtain and Extract the Driver Payload
If the executable installer throws an error or fails to detect the hardware, you must point Windows directly to the configuration files: Press the and select Device Manager . Expand the Unknown Devices or Other Devices category.
Locate the file named Setup.exe or tc00312500g.exe (naming conventions vary by regional driver distributions).
If you are running Windows 7, 8, or 10 on an older Toshiba Satellite C660 laptop, you may see a yellow exclamation mark in Device Manager. The device is often labeled with the hardware ID ACPI\TOS6205 . This signifies a missing or corrupted Toshiba Bluetooth Stack driver.
In the Device Manager window, expand the section. You should see an entry labeled "Unknown Device" . Right-click on it and select "Properties" . Go to the "Details" tab and select "Hardware Ids" from the drop-down menu to confirm the value is ACPI\TOS6205 . This confirms you are updating the correct device.
Even with the right driver, the C660 may lose Bluetooth after sleep. Fixes:
Reboot your Satellite C660 to commit configuration changes to the registry hive.
Interestingly, TOS6205 can be found even on Toshiba laptop models that do not have a physical Bluetooth card installed. In these cases, it acts as a placeholder in the system BIOS. However, for the Toshiba Satellite C660, this device is very much active and needs the correct software to work. The official driver is provided by a company named , which now handles support for previous Toshiba client products.
, which bridges the ACPI power management system with your wireless card (usually Atheros or Realtek hardware). Step-by-Step Installation Guide
The routes its Bluetooth subsystem power control through the motherboard's ACPI tables. The string ACPI\TOS6205 is the hardware ID assigned to the Toshiba Bluetooth ACPI Control Driver.
Method 1: Installing via Device Manager ( .zip / Manual Method) If you downloaded a .zip file, extract it to your desktop. Right-click on the and select Device Manager .
Confirm that the extracted directory contains file extensions like .inf , .sys , or .cat . 2. Target the Unknown Device in Device Manager
The best place to start is the official Toshiba (or its successor, Toshiba Client Solutions Co., Ltd.) support website. You can search for your laptop model (Satellite C660) and find the specific ACPI and Bluetooth drivers recommended for your operating system.
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If you encounter issues with your Bluetooth ACPI TOS6205 device, try the following troubleshooting steps:
Locate the Toshiba Bluetooth Stack (often listed as BT-stack-toshiba.zip ) compatible with your Windows version (e.g., Windows 7 x32 or x64).
Because legacy utility servers are frequently archived, drivers are commonly distributed as a raw .zip or .cab payload. Follow these operational steps to install the driver manually. 1. Obtain and Extract the Driver Payload
If the executable installer throws an error or fails to detect the hardware, you must point Windows directly to the configuration files: Press the and select Device Manager . Expand the Unknown Devices or Other Devices category. Bluetooth Acpi Tos6205 Toshiba Satellite C660 Zip
Locate the file named Setup.exe or tc00312500g.exe (naming conventions vary by regional driver distributions).
If you are running Windows 7, 8, or 10 on an older Toshiba Satellite C660 laptop, you may see a yellow exclamation mark in Device Manager. The device is often labeled with the hardware ID ACPI\TOS6205 . This signifies a missing or corrupted Toshiba Bluetooth Stack driver.
In the Device Manager window, expand the section. You should see an entry labeled "Unknown Device" . Right-click on it and select "Properties" . Go to the "Details" tab and select "Hardware Ids" from the drop-down menu to confirm the value is ACPI\TOS6205 . This confirms you are updating the correct device. If you encounter issues with your Bluetooth ACPI
Even with the right driver, the C660 may lose Bluetooth after sleep. Fixes:
Reboot your Satellite C660 to commit configuration changes to the registry hive.
Interestingly, TOS6205 can be found even on Toshiba laptop models that do not have a physical Bluetooth card installed. In these cases, it acts as a placeholder in the system BIOS. However, for the Toshiba Satellite C660, this device is very much active and needs the correct software to work. The official driver is provided by a company named , which now handles support for previous Toshiba client products. Locate the file named Setup
, which bridges the ACPI power management system with your wireless card (usually Atheros or Realtek hardware). Step-by-Step Installation Guide
The routes its Bluetooth subsystem power control through the motherboard's ACPI tables. The string ACPI\TOS6205 is the hardware ID assigned to the Toshiba Bluetooth ACPI Control Driver.
Method 1: Installing via Device Manager ( .zip / Manual Method) If you downloaded a .zip file, extract it to your desktop. Right-click on the and select Device Manager .
Confirm that the extracted directory contains file extensions like .inf , .sys , or .cat . 2. Target the Unknown Device in Device Manager
The best place to start is the official Toshiba (or its successor, Toshiba Client Solutions Co., Ltd.) support website. You can search for your laptop model (Satellite C660) and find the specific ACPI and Bluetooth drivers recommended for your operating system.
