Document Outline

• FreeSpace® 4400 Introduction
  • 1.1 The Bose® FreeSpace® 4400 Business Music System
  • 1.2 FreeSpace 4400 system accessories
  • 1.3 FreeSpace 4400 Installer™ software
• Designing with the FreeSpace® 4400 System
  • 2.1 Introduction
  • 2.2 Basic design steps
    • 2.2.1 Step 1 - Determine source routing
    • 2.2.2 Step 2 - Determine Auto Volume requirements
    • 2.2.3 Step 3 - Determine volume control requirements
    • 2.2.4 Step 4 - Determine the loudspeaker requirements
    • 2.2.5 Step 5 - Determine the FreeSpace® 4400 requirements
  • 2.3 Auto Volume layout examples
• FreeSpace® 4400 Hardware Description
  • 3.1 Front panel
    • 3.1.1 Controls
    • 3.1.2 Indicators
  • 3.2 Rear panel
    • 3.2.1 System controls
    • 3.2.2 Audio source inputs
    • 3.2.3 Amplifier outputs
    • 3.2.4 AC power
• Hardware Installation
  • 4.1 Introduction
  • 4.2 Included accessories
  • 4.3 Placement guidelines
  • 4.4 Shelf mounting the FreeSpace 4400 system
  • 4.5 Rack mounting the FreeSpace 4400 system
  • 4.6 Installing accessories
    • 4.6.1 Sensing microphones
    • 4.6.2 Auto volume microphone inputs
    • 4.6.3 User interfaces
    • 4.6.4 User interface connections
  • 4.7 System wiring
    • 4.7.1 Serial data communications
    • 4.7.2 Remote standby switch
    • 4.7.3 LINE 1/LINE 2 source input
    • 4.7.4 AUX MIC/LINE 3 source input
    • 4.7.5 PAGE/MIC/LINE 4 source input
    • 4.7.6 DIRECT IN/CONTROL source input
    • 4.7.7 Amplifier ZONE OUTPUT outputs
    • 4.7.8 Output voltage setting (70/100V)
    • 4.7.9 ZONE 4 LINE OUT output
  • 4.8 AC power connections
    • 4.8.1 Fuse type
    • 4.8.2 AC POWER connection
• Using FreeSpace® 4400 Installer™ Software
  • 5.1 Installing the software
  • 5.2 Connecting to the FreeSpace 4400 system
    • 5.2.1 No hardware detected
    • 5.2.2 Incompatible microcontroller code
    • 5.2.3 Sample design files
  • 5.3 The FreeSpace 4400 Installer™ software user interface
  • 5.4 Set Up Hardware mode
  • 5.5 Set Up Schedule mode
    • 5.5.1 Setting the clock
    • 5.5.2 Adding events
    • 5.5.3 Viewing and changing event settings
    • 5.5.4 Removing events from the list
  • 5.6 Service Hardware mode
• FreeSpace® 4400 System Setup
  • 6.1 Introduction
  • 6.2 Connecting your PC to a FreeSpace 4400 system
  • 6.3 System setup procedure
    • 6.3.1 Output gain
    • 6.3.2 Zone setup
    • 6.3.3 Input gain
    • 6.3.4 Source assign
    • 6.3.5 Source EQ
    • 6.3.6 Page setup
    • 6.3.7 Zone EQ
    • 6.3.8 Dynamic EQ
    • 6.3.9 Auto Volume
• User Interface Operation
  • 7.1 Enabling keypad operation
  • 7.2 Turning the system on
  • 7.3 AVM user interface operation
  • 7.4 Page user interface operation
• FreeSpace® 4400 System Troubleshooting
  • 8.1 Introduction
  • 8.2 FreeSpace 4400 hardware indicators
    • 8.2.1 Normal operation
    • 8.2.2 System fault
    • 8.2.3 Amplifier fault
    • 8.2.4 Input clipping
    • 8.2.5 Direct input is active
    • 8.2.6 No STANDBY and SYSTEM indicators
  • 8.3 FreeSpace® 4400 system Error Log
    • 8.3.1 Contents of the Error Log
    • 8.3.2 Hardware configuration
    • 8.3.3 Power-on self-test results
    • 8.3.4 Amplifier alarms
    • 8.3.5 Solving faults reported in the Error Log
  • 8.4 Common problems
    • 8.4.1 Communications port error
    • 8.4.2 No audio in zone
    • 8.4.3 User interface keypads do not operate correctly
    • 8.4.4 Bad sound in a zone
    • 8.4.5 Auto Volume does not calibrate
  • 8.5 Customer support
    • 8.5.1 Technical assistance
    • 8.5.2 Reporting software bugs and issues
• Restoring FreeSpace® 4400 Microcontroller Code
• Technical Specifications
  • 10.1 Power amplifier
  • 10.2 Digital signal processing
  • 10.3 Front panel indicators and control connections
  • 10.4 Rear panel inputs, outputs, and controls
  • 10.5 FreeSpace 4400 system serial data commands