Bose Companion 3 Series II Service Manual

7
Item Description Part Number Qty. Note
1 PCB ASSY, MAIN 277574-001 1 5
2 BRACKET, METAL, IC 271859 1 5
3 HEATSINK, EXTRUDED, COMP 3 271856 1 5
4 CLIP, THERMAL, THERMISTOR 272964-001 1 5
5 HEAT SPREADER, ALUM 279844-001 1 5
6 SCREW, TAPP, 6-13x.625, PAN, XRC/S 172783-10 4
7 CONN, SWITCH, POWER, 3P 273115-001 1 5
8 PCB ASSY, PS, 120V, US
PCB ASSY, PS, 100V, JAPAN
PCB ASSY, PS, 220V, EURO
*307872-011
*307872-022
*307872-033
1
1
1
4
4
4
*Capacitor C7 on the new power supply board may need to be replaced, see Service Bulletin 271885-B4
Figure 2. Amplifier Module Assembly
1
23
4
5
6
8
7
Amplifier Module Assembly

Bose Companion 3 Series II Specifications

General

Brand	Bose
Model	Companion 3 Series II
Category	Speakers
Language	English