Bose FreeSpace IZA 2120-LZ - Installation and Placement; Importance of Proper Ventilation

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MAIN PART LIST
ZA 2120-HZ and ZA 2120-LZ Amplifiers (refer to Figure 4)
Item
Number
Description Part Numbe
r
Qty. Note
1 TOP COVER ASSY, SVCE
(INCLUDES INSULATING SHEET)
719961-031S 1
2 SCREW, MACHINE, M3x5, FLAT-CS - 20
3 PCB ASSY, REAR PANEL OUTPUT, HI-Z, SVCE 729597-001S 1
4 BRASS TUBE, M3x18 - 2
5 PCB ASSY, REAR, AMPO HI-Z, SVCE 729421-003S 1
PCB ASSY, REAR, AMPO LO-Z, SVCE_ 729421-004S
6 BRASS TUBE, M3x10 - 8
7 PLASTIC CIRCLE FOR RCA JACKS - 1
8 SCREW, M3x6 - 10
9 PCB ASSY, SMPS, HI-Z, SVCE 729409-001S 1
PCB ASSY, SMPS, LO-Z, SVCE 729409-002S
10 SCREW, M3x6, SMPS - 11
11 SCREW, M3.5x16, B-TITE - 4
12 FAN DC 5V, 4200RPM 740103-001S 1
13 NUT, HEX, M4 - 1
14 EXTERNAL TOOTH WASHER, M4 - 1
15 PLAIN WASHER, M4 - 1
16 SPRING WASHER, M4 - 1
17 SCREW, M3x8 - 2
18 CONN, ASSY, IEC, FS4400, SERVICE 301396 1 3
19 NUT, M3 - 2
20 BRACKET REAR 750326-031S 2
21 BRACKET FRONT (RACK EAR) 740102-031S 2
22 SCREW, M3x6, BLK - 6
23 PANEL, FRONT, HI-Z AMPO, SILVER 719987-033S 1
PANEL, FRONT, LO-Z AMPO, SILVER 719987-034S
24 LIGHT PIPE - 3
25 SWITCH, ROCKER, 2 POLE, 10A, 240V, BLACK 348612-0010 1 3
26 PCB ASSY, LED, MAIN, SVCE 729412-001S 1
27 SCREW, M2.3x8 - 4
28 PCB ASSY, AMP, HI-Z MASTER, SVCE 729612-001S 1
PCB ASSY, AMP, LO-Z AMPO, SVCE 740163-001S
29 PC INSULATING SHEET, CHASSIS - 1
30 BRASS TUBE, M3x6.3 - 2
- CLAMP IC 65MN 740002-001S 9
- INSULATOR, TOP COVER
(INCLUDED WITH ITEM 1)
748404-001S 1
- ASSY, HARNESS, IEC TO SWITCH 753367-001S 1 3
- ASSY, HARNESS, PS TO AMP 753368-001S 1
- ASSY, CABLE, GROUND INLET 753371-001S 1 3
- ASSY, CABLE, FFC, AMP TO REAR PANEL 753387-001S 1