Table Of Contents - Bose FreeSpace IZA 190-HZ Service Manual

Safety Information ............................................................................................................................. 3
Warranty ............................................................................................................................................. 3
Specifications ................................................................................................................................ 4-5
Product Description ................................................................................................................... 6-15
Electrostatic Discharge Sensitive (ESDS) Device Handling ..................................................... 17
Part List Notes ................................................................................................................................ 17
Packaging Part List, FreeSpace
Figure 1. FreeSpace IZA / ZA System Packing View ....................................................................... 18
Main Part List, FreeSpace FS IZA 190-HZ Amplifier (refer to Figure 2) ..................................... 19
Figure 2. FreeSpace IZA 190-HZ Amplifier Exploded View .............................................................. 20
Main Part List, FreeSpace ZA 190-HZ Amplifier (refer to Figure 3) ............................................ 21
Figure 3. FreeSpace ZA 190-HZ Amplifier Exploded View ............................................................... 22
Main Part List, FreeSpace IZA 250-LZ Amplifier (refer to Figure 4)............................................ 23
Figure 4. FreeSpace IZA 250-LZ Amplifier Exploded View ............................................................... 24
Main Part List, FreeSpace ZA 250-LZ Amplifier (refer to Figure 5) ............................................ 25
Figure 5. FreeSpace ZA 250-LZ Amplifier ........................................................................................ 26
Electrical Part lists .................................................................................................................... 27-96
FreeSpace IZA 190-HZ Main PCB Assembly ........................................................................... 27-34
FreeSpace IZA 190-HZ DSP PCB Assembly ............................................................................ 35-40
FreeSpace IZA 190-HZ Rear Panel I/O PCB Assembly ........................................................... 41-45
FreeSpace IZA 190-HZ 3.5mm Jack PCB Assembly ................................................................ 46-48
FreeSpace IZA 190-HZ LED PCB Assembly ............................................................................ 48-51
FreeSpace IZA 190-HZ Output PCB Assembly .............................................................................. 51
FreeSpace ZA 190-HZ Main PCB Assembly ............................................................................ 52-59
FreeSpace ZA 190-HZ Rear I/O Panel PCB Assembly ............................................................ 60-62
FreeSpace ZA 190-HZ LED PCB Assembly ................................................................................... 63
FreeSpace ZA 190-HZ Output PCB Assembly ............................................................................... 63
FreeSpace IZA 250-LZ Main PCB Assembly ............................................................................ 64-71
FreeSpace IZA 250-LZ DSP PCB Assembly ............................................................................. 72-77
FreeSpace IZA 250-LZ Rear Panel I/O PCB Assembly ........................................................... 78-82
FreeSpace IZA 250-LZ 3.5mm Jack PCB Assembly ................................................................. 83-85
FreeSpace IZA 250-LZ LED PCB Assembly ................................................................................... 86
FreeSpace IZA 250-LZ MIC PCB Assembly ............................................................................. 86-88
FreeSpace ZA 250-LZ Main PCB Assembly ............................................................................. 89-96
Disassembly Procedures ......................................................................................................... 97-98
Test Procedures ..................................................................................................................... 99-107
IZA 250-LZ Amplifier (Low-Z Master Unit) .............................................................................. 99-103
IZA 190-HZ Amplifier (Hi-Z Master Unit) ............................................................................... 103-106
ZA 250-LZ Amplifier (Low-Z Slave Unit) ............................................................................... 106-107
ZA 190-HZ Amplifier (Hi-Z Slave Unit) .......................................................................................... 107
Service Manual Revision History ............................................................................................... 108
CONTENTS
® IZA / ZA System (refer to Figure 1) ........................................ 18
2