---

HOW TO TELL THE VERSION

If You're Using Version 1.01, Version 1.02, Version 1.03 or Version 1.10
Follow the procedure below to carry out the update. Please refer to the lower part for details of each procedure.

If You're Using Version 1.11
This is the latest version. No update is needed.

---

VERSION HISTORY

---

ITEMS TO PREPARE FOR THE UPDATE/DATA BACKUP
Following items are required to perform the update and data backup.

• TD-27 itself
• PC to write the updater to the SD Card
• SD Card formatted on the TD-27
  * For information on how to format the SD card, go to [ Owner's Manuals ] and refer to "TD-27 Reference Manual: Formatting an SD Card (FORMAT)."

---

CAUTIONS WITH THE UPDATE

• Never apply this update data to any product other than the TD-27. This update data may destroy the data or system program of other products.
• Never power-off your TD-27 while the update is in progress!
  If a power failure or similar accident occurs during the update process, the TD-27 won't be able to start up in normal operating mode.
  This will require servicing, so you will need to contact Roland service center near you if this occurs.
• We regret that we are unable to answer questions regarding the update procedure using this system program. Please perform the update responsibly, following the directions given in this document.
• Before executing the update, be sure to back up the device.

---

HOW TO DOWNLOAD AND EXPAND THE ARCHIVE FILE

---

BACKING UP TO SD CARD
* If you're using a new SD card, format it on the TD-27.

---

HOW TO UPDATE
Caution

• You must not rename the extracted file.
• Never turn off the TD-27's power while the update is in progress. Otherwise the system program or the TD-27 itself may be destroyed.

Follow the procedure below to carry out the update.

1. Copy the update-use file ( TD27_UPA.BIN ) to the root directory of the SD Card.
   * If you're using a new SD card, format it on the TD-27.
2. Make sure the unit's power is switched off, then insert the SD Card to the SD CARD slot.
3. While holding down the [REC] button (located to the left of the play/stop button), turn on the power.
4. When the message "=== update ===" appears, release the button.
   The update starts.
   * It will take about 5 minutes to update. Be sure never to switch off the power before the operation finishes.
5. When the message "update finished." is displayed, the operation has finished.
6. Turn off the power.
7. Detach the SD Card, then switch on the power of the unit and verify that the version has been updated.

---

¦RESTORING THE FACTORY SETTINGS

1. Press the [ SYSTEM ] button.
2. Use the cursor buttons to move the cursor to [ FACTORY RESET ] icon, then press the [ ENTER ] button.
3. Move the cursor to "Reset with User Sample" and use the encoder to insert a check mark.
4. Press the [ F5 ] ( FACTORY RESET ) button.
5. Use the cursor buttons to select "OK," then press the [ ENTER ] button.
   The "Factory Reset" operation will be executed.

---

¦Loading Backup Data from an SD Card
* To restore the state that was in use before the update, carry out this procedure.

1. Turn on TD-27.
2. Insert the SD Card into the TD-27's SD card slot.
3. Press the [ SYSTEM ] button.
4. Use cursor buttons to select the "SD CARD" icon, then press the [ ENTER ] button.
5. Use cursor buttons to select the "LOAD" icon, then press the [ ENTER ] button.
   The SD CARD LOAD <BACKUP ALL> screen appears.
6. Move the cursor to "Bank Number" and choose the backup number for importing the settings.
7. Move the cursor to "With User Sample" and use the encoder to insert a check mark.
8. Press the [ F5 ] (LOAD) button.
9. Use the cursor buttons to select "OK," then press the [ ENTER ] button.
   The backup data is loaded from the SD card.
   
   * Data backed up using a TD-27 at version 1.11 cannot be loaded into a TD-27 at earlier than version 1.11.

---