Mackie user service Appendix B Button Modes SP1200 Button Modes

Page 26

Appendix B: Button Modes

SP1200 Button Modes

Press 1 on Power Up: AGC Reset

•Press and hold the Input 1 button while powering up the SP1200.

•Release the Input 1 button and the Input 1 LED blinks.

This resets the AGC for all four inputs to the default setting (–5 dBu).

•Press the Input 1 button again and the OFF LED lights. This indicates that the AGC circuit is turned off.

•Press the Input 1 button again and the OFF LED turns off. This indicates that the AGC circuit is turned on.

•Press the OFF button to save the settings and return to normal operation.

Press 2 on Power Up: Ambient Mic Preamp Metering

•Press and hold the Input 2 button while powering up the SP1200.

•Release the Input 2 button. The Ambient Mic Preamp gain is indicated on the LED meter.

•Use this mode to calibrate the ambient mic (see procedure on page 20).

•Press the OFF button to return to normal operation.

Press 3 on Power Up: Paging Mic Level Adjustment

•Press and hold the Input 3 button while powering up the SP1200.

•Release the Input 3 button. The lowest Paging Mic level is indicated on the LED meter.

•Use the Up/Down buttons to adjust the lowest Paging Mic level.

•Press the OFF button. The highest Paging Mic level is indicated on the LED meter.

•Use the Up/Down buttons to adjust the highest Paging Mic level (see procedure on page 20).

•Press the Input 3 button to save the settings and return to normal operation.

Press 4 on Power Up: Firmware Version

•Press and hold the Input 4 button while powering up the SP1200.

•Release the Input 4 button. The LEDs on the front panel indicate the firmware version in binary.

•The Input 1-4 LEDs indicate the digit to the left of the decimal point, and the LED meter indicates the digit to the right of the decimal point.

•For example, the following illustration indicates version 1.7.

•Press the OFF button to return to normal operation.

3 LED pairs lit

111 (in binary) = 7 (in decimal)

Version 1.7

SP1200 – 26

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Contents OL on PowerOutput Suitable For Class 2 Wiring Paging MICSafety Instructions Table of ContentsKey Features IntroductionFront Panel Features Rear Panel FeaturesDo not Open Avis Risque DE Choc Electrique NE PAS Ouvrir LOW High PriorityRisk of Fire Replace with Same Type Fuse and Rating Output SuitableTypical Monaural Application InstallationApplication Diagrams Local Inputs Multiple SP1200s-Multiple Zones-Shared SourcesProgram Inputs Paging MIC Paging Program EQExpansion Expansion OUT Output Expansion with Local MicExpansion Expansion OUT Record Room Combining-ZonesPort Comm Remote BUS Outputs DirectTips on Installing and Using the SP1200-Plan Ahead ApplicationsConnecting the Speakers Connecting the Program SourcesConnecting the Microphones ConnectionsConnecting the Expansion Bus Connecting the Remote BusBus Assign Internal SettingsConnecting the RS485 Serial Port 70V/100V/8 Ohm Settings EQ BypassVoltage Conversion AC Power ConsiderationsThermal Considerations Operation External Switch SettingsInternal Switch and Jumper Settings SP1200 Quick StartRemote Local MIC/LINE InputAmbient MIC Input RS485Input 1 and the Direct Output Using InputsUsing the 3-Band EQ Input 4 PrioritySetting the Gain Using the Paging MicUsing the Ambient Mic Setting the VOX ThresholdUsing the Local MIC/LINE Input Ambient Mic Calibration and PlacementUsing the RS485 Connection Using the PRE OUT/AMP ConnectionsUsing the Remote Connection Zone a OutputUpgrading the Software Using the SPLinker Sound Palette ControllerUsing a 3rd Party Control System Specifications SP1200 Block DiagramSP1200 Specifications Power Amplifier SectionService Information Appendix a Default SettingsPress 2 on Power Up Ambient Mic Preamp Metering Appendix B Button Modes SP1200 Button ModesAppendix C Voltage Conversion Mackie Industrial
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