User Manual
Table Of Contents
- 1. IMPORTANT SAFETY INSTRUCTIONS
- 2. SAFETY PRECAUTIONS
- 3. GENERAL DESCRIPTION
- 4. FEATURES
- 5. HANDLING PRECAUTIONS
- 6. Nomenclature AND FUNCTIONS
- 7. SYSTEM CONFIGURATION EXAMPLE
- 8. MUTE FUNCTION OPERATION
- 9. PRESET NUMBER INDICATION FUNCTION
- 10. CONTROL METHOD USING THE CONTACT INPUT TERMINALS
- 11. FIRMWARE VERSION INDICATION
- 12. INITIALIZING THE DP-SP3
- 13. INSTALLATION
- 14. CONNECTION
- 15. Block DIAGRAM
- 16. SPECIFICATIONS
- 17. DIMENSIONAL DIAGRAM

13
Flashes
Mute All is activated using the Software.
Intermittently flashing
Outputs 1 and 2 are being muted by the DP-SP3.
Returns to the original display status.
Flashing
Mute All is cancelled using the Software
Flashing
Mute is canceled
by the Software.
Flashing
or
Lights
8.2. Turning on the Mute Function by the DP-SP3
Step 1. Conrmthatthe“−40”levelindicatoroftheoutputchanneltobe
muted remains unlit.
Note
When an output channel’s indicator lights or intermittently
ashes,thisindicatesthattheoutputchannelisbeingmutedby
the DP-SP3 PC Software.
Step 2. Press the Mute switch of the corresponding channel, then release it when the “−40” output level
indicatorofthatchannelbeginstoash.
[Indicator status when the Mute operations overlap]
Example:WhenMuteisactivatedbytheDP-SP3followedbyMuteAllactivationusingtheDP-SP3PCSoftware.
8.3. Turning OFF the Mute Function by the DP-SP3
Step 1. Conrmthatthe“−40”levelindicatoroftheoutputchannelwishingtocancelthemuteoperationis
ashing.
Note
Muteoperationoftheoutputchannel,ofwhichlevelindicatorisintermittentlyashingorlighting,cannot
be cancelled by the DP-SP3.
Step 2. Press the Mute switch of the corresponding channel,
thenreleaseit when the“−40” levelindicator ofthat
channelstopsashing,thengoesoutorlights*.
*The indicator lights if the mute operation with lower priority indication
activated by the DP-SP3 PC Software overlap with the muting operated by
theDP-SP3.UsetheDP-SP3PCSoftwaretocancelthemute.