III
Contents
1.0 FreeSpace
®
4400 Introduction 2
1.1 The Bose
®
FreeSpace
®
4400
Business Music System . . . . . . . . . . . . . . . . . . 2
1.2 FreeSpace 4400 system accessories . . . . . . . . . . 2
1.3 FreeSpace 4400 Installer™
software 3
2.0 Designing with the FreeSpace
®
4400 System . . . . . . . 4
2.1 Introduction 4
2.2 Basic design steps 4
2.2.1 Step 1 – Determine source routing . . . . . . . . 4
2.2.2 Step 2 – Determine Auto Volume
requirements . . . . . . . . . . . . . . . . . . . . . . 4
2.2.3 Step 3 – Determine volume control
requirements . . . . . . . . . . . . . . . . . . . . . . 7
2.2.4 Step 4 – Determine the loudspeaker
requirements . . . . . . . . . . . . . . . . . . . . . . 7
2.2.5 Step 5 – Determine the FreeSpace
®
4400
requirements . . . . . . . . . . . . . . . . . . . . . . 8
2.3 Auto Volume layout examples . . . . . . . . . . . . . . . . 9
3.0 FreeSpace
®
4400 Hardware Description 12
3.1 Front panel 12
3.1.1 Controls 12
3.1.2 Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
3.2 Rear panel 13
3.2.1 System controls . . . . . . . . . . . . . . . . . . . . . . 13
3.2.2 Audio source inputs . . . . . . . . . . . . . . 13
3.2.3 Amplifier outputs 13
3.2.4 AC power . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
4.0 Hardware Installation 14
4.1 Introduction 14
4.2 Included accessories . . . . . . . . . . . . . . . . . . . . . . . 14
4.3 Placement guidelines 14
4.4 Shelf mounting the FreeSpace 4400 system 14
4.5 Rack mounting the FreeSpace 4400 system 15
4.6 Installing accessories 1
4.6.1 Sensing microphones . . . . . . . . . . . . . 16
4.6.2 Auto volume microphone inputs 16
4.6.3 User interfaces 16
4.6.4 User interface connections . . . . . . . . . 18
4.7 System wiring 19
4.7.1 Serial data communications . . . . . . . . . . . . . 19
4.7.2 Remote standby switch . . . . . . . . . . . . . . . . 19
4.7.3 LINE 1/LINE 2 source input 20
4.7.4 AUX MIC/LINE 3 source input . . . . . . . . . . . . 20
4.7.5 PAGE/MIC/LINE 4 source input 21
4.7.6 DIRECT IN/CONTROL source input 21
4.7.7 Amplifier ZONE OUTPUT outputs 2
4.7.8 Output voltage setting (70/100V) . . . . . . . . . 22
4.7.9 ZONE 4 LINE OUT output 23
4.8 AC power connections 23
4.8.1 Fuse type . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
4.8.2 AC POWER connection . . . . . . . . . . . . . . . . 23
5.0 Using FreeSpace
®
4400 Installer ™ Software . . . 24
5.1 Installing the software . . . . . . . . . . . . . . . . . . . . . . 24
5.2 Connecting to the FreeSpace 4400 system . . . . . . 24
5.2.1 No hardware detected . . . . . . . . . . . . . . . . . 26
5.2.2 Incompatible microcontroller code . . . 26
5.2.3 Sample design files 26
5.3 The FreeSpace 4400 Installer™ software
user interface 27
5.4 Set Up Hardware mode . . . . . . . . . . . . . . . . . . . . . 29
5.5 Set Up Schedule mode 30
5.5.1 Setting the clock . . . . . . . . . . . . . . . . . . . . . . 31
5.5.2 Adding events . . . . . . . . . . . . . . . . . . . . . . . . 31
5.5.3 Viewing and changing event settings . . . . . . 32
5.5.4 Removing events from the list . . . . . . . . . . . . 32
5.6 Service Hardware mode . . . . . . . . . . . . . . . . . . . . . 33
6.0 FreeSpace
®
4400 System Setup 34
6.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
6.2 Connecting your PC to a FreeSpace 4400 system 34
6.3 System setup procedure 35
6.3.1 Output gain 35
6.3.2 Zone setup . . . . . . . . . . . . . . . . . . . . . . . . . . 36
6.3.3 Input gain . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
6.3.4 Source assign 39
6.3.5 Source EQ . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
6.3.6 Page setup . . . . . . . . . . . . . . . . . . . . . . . . . . 40
6.3.7 Zone EQ . . . . . . . . . . . . 42
6.3.8 Dynamic EQ . . . . . . . . . . . . . . . . . . . . . . . . . . 43
6.3.9 Auto Volume 43
7.0 User Interface Operation . . . . . . . . . . . . . . . . . . . . . . . . 49
7.1 Enabling keypad operation . . . . . . . . . . . . . . . . . . . 49
7.2 Turning the system on 49
7.3 AVM user interface operation 49
7.4 Page user interface operation 51
8.0 FreeSpace
®
4400 System Troubleshooting 52
8.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
8.2 FreeSpace 4400 hardware
indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
8.2.1 Normal operation 52
8.2.2 System fault . . . . . . . . . . . . . . . . . . . . . . . . . . 52
8.2.3 Amplifier fault . . . . . . . . . . . . . . . . . . . . . . . . . 53
8.2.4 Input clipping 54
8.2.5 Direct input is active 54
8.2.6 No STANDBY and SYSTEM indicators 54
8.3 FreeSpace
®
4400 system Error Log . . . . . . . . . . . . 55
8.3.1 Contents of the Error Log 55
8.3.2 Hardware configuration 55
8.3.3 Power-on self-test results . . . . . . . . . . . . . . . 55
8.3.4 Amplifier alarms 56
8.3.5 Solving faults reported in the Error Log . . . . 57
8.4 Common problems . . . . . . . . . . . . . . . . . . . . . . . . . 58
8.4.1 Communications port error . . . . . . . . . . . . . . 58
8.4.2 No audio in zone . . . . . . . . . . . . . . . . . . . . . . 58
8.4.3 User interface keypads do not
operate correctly . . . . . . . . . . . . . . . . . . . 59
8.4.4 Bad sound in a zone . . . . . . . . . . . . . . . . . . . 59
8.4.5 Auto Volume does not calibrate 60
8.5 Customer support . . . . . . . . . . . . . . . . . . . . . . . . . 60
8.5.1 Technical assistance . . . . . . . . . . . . . . . . . . . 60
8.5.2 Reporting software 60
9.0 Restoring FreeSpace
®
4400 Microcontroller Code
10.0 Technical Specifications 64
10.1 Power amplifier 64
10.2 Digital signal processing . . . 64
10.3 Front panel indicators and control connections . . 64
10.4 Rear panel inputs, outputs, and controls 64
10.5 FreeSpace 4400 system serial data commands 64
