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Troubleshooting
Before contacting a Sony Sales office or Dealer, check the following again. If the trouble persists, contact your local Sony Sales office or Dealer.
Cannot operate the system from User Control Panel.
Cannot operate the system using
Index is not displayed when using User Control Panel.
Cannot operate FADER by remote control.
Cannot control the sound volume.
OVER GAIN indicator remains lit. Cannot increase the sound volume more than a certain level.
No sound comes out.
PROTECTION indicator is lit.
Setup parameters change when power is turned off.
When setup file is opened, the error message “Invalid property value” appears on the REMOTE screen.
The error message “Unable to connect to
•USB cable is not connected.
→Check the connection of the USB cable.
•The dedicated USB driver software is not installed.
→Install the dedicated USB driver software. (Refer to page 4.)
•Index is not set.
→Set up the index using
•FADER select is set to INACTIVE mode.
→Set the FADER select to ACTIVE mode. (Refer to pages 10 and 15.)
•The
→Check the connection of the
•There is an error in the GROUP FADER screen setup.
→Check the GROUP FADER screen setup. (Refer to page 26.)
•Muting is on.
→Cancel muting. (Refer to pages 9, 14, and 26.)
•FRONT PANEL LOCK button remains in the ON position.
→Set the FRONT PANEL LOCK button to the OFF position. (Refer to page 7.)
•An attempt is made to increase the sound volume exceeding the OVER GAIN setup value.
→Decrease the fader. (Refer to pages 10 and 15.)
→Set up the GAIN LIMIT again. (Refer to pages 10 and 14.)
•FADER is set in the – ∞ position.
→Increase the FADER. (Refer to pages 10 and 15.)
•Muting is on.
→Cancel muting. (Refer to pages 9, 14, and 26.)
•Temperature of the heat sink inside the amplifier exceeds the specified value.
→Turn off the main power and remove the cause of the temperature rise.
•Impedance of the speaker connected is too low.
→Turn off the main power and connect the
•The speaker terminals are
→Turn off the main power and remove the cause of the
•The
→Set the
•The setup file that is saved by the
→Uninstall the
•The computer in which the
→Uninstall the
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