Bose FreeSpace IZA 250-LZ Service Manual

23
MAIN PART LIST
FreeSpace
®
IZA 250-LZ Amplifier (refer to Figure 4)
Item
Number
Description Bose
®
Part
Number
V
endor Part Number Qty. Note
1 CHASSIS - 1407-5028+0 1 4
2 TUBE SCREW M3X6 - 2904-3006+3000 3 4
3 TERMINAL SCREW, M3X8 - 2904-3008+3000 4 4
4
A
C INLET - 2113-3135+0 1 4
5 BRACKET, REAR 348589-0010 SV
C
-HIMIC04+BKT
2
6 SCREW, MACHINE, FLAT-CS - 2901-3005+3000 6 4
7 CRINKLE WASHER - 260
5
-4008+0850 1 4
8 PLAIN WASHER - 2600-4008+1000 1 4
9 SPRING WASHER - 2607-4008+0650 1 4
10 NUT, M3 - 2640-4030+0704 1 4
11 CIRCLE FOR RCA JACK - 4155-2151+0 3 4
12 BRASS TUBE, M3X10 - 4135-9721+0 3 4
13 SPRING WASHER - 2607-3007+0550 3 4
14 PCB SCREW, M3X6 - 2900-3006+4000 3 4
15 SPACER 348608-0010 SV
C
-HIMIC04+SPCR 4
16 SMPS / AMP PCB ASSY
(with items 17,18,19)
348594-001S SVC-LOMIC04+MAIN 1 2
17 SILICONE PAD
18 HEAT SINK, LARGE
19 HEAT SINK, SMALL
20 TOP COVER
(
with item 21
)
348597-031S SV
C
-HIMIC04+COV 1
21 INSULATION SHEET 3100-9731+0 1 4
22 PCB SCREW, M3X6 - 2900-3006+4000 7 4
23 SCREW, M3X6 - 2904-3006+3000
2
4
24 LED PCB ASSY (with item 25) 348604-001S SV
C
-HIMIC04+LED 1 2
25 LIGHT PIPE 4
26 POWER SWITCH 348612-0010 SV
C
-HIMIC04+SW 1 3
27 FRONT PANEL 348609-0310 SVC-LOMIC04+FPNM 1
28 KNOB FOR VR 348611-0310 SVC-HIMIC04+KNOB 1
29 SCREW, MACHINE, FLAT-CS - 2901-3005+3000 4 4
30 FRONT PCB SCREW, M2.3X8 - 2950-2308+3000
5
4
31 TERMINAL BLOCK, 2-PIN 348615-0010 SV
C
-HIMIC04+TERM
2
32 REAR PANEL I/O PCB ASSY 348600-001S SV
C
-LOMIC04+REAR 1 2
33 SCREW, MACHINE, FLAT-CS - 2901-3005+3000 8 4
34 PCB SCREW, M3X6 - 2900-3006+4000 3 4
35 CLIP - 413
5
-3291+0
2
4
36 DSP PCB ASSY 34860
2
-001S SV
C
-LOMIC04+DSP 1 2
37 MIC PCB ASSY 348607-001S SV
C
-LOMIC04+MI
C
1 2
38 COMBO SCREW, M3X8 - 2950-3008+3000
2
4
39 NUT FOR VR (with item 40) - 4751-2280+0 1 4
40 PLAIN WASHER FOR VR
41 3.5MM JACK PCB ASSY 348603-001S SVC-LOMIC04+JACK 1 2
42 LABEL, MODEL - 3001-3074+0 1 4
- HARDWARE KIT, SCREWS, SVC 348613-001S SVC-LOMIC04+HRDK 1


Bose FreeSpace IZA 250-LZ Specifications

General

Amplifier class	D
Frequency range	40 - 20000 Hz
RMS rated power	100 W
Output impedance	400 Ω
Audio output channels	- channels
Peak power per channel	- W
Signal-to-Noise Ratio (SNR)	- dB
Total Harmonic Distortion (THD)	0.3 %
XLR in	Yes
Line inputs (RCA)	2
Line outputs (RCA)	1
Speakers connectivity type	RCA
Product color	Silver
Rack capacity	1U
Volume control	Rotary
Connectivity technology	Wired
AC input voltage	230 V
AC input frequency	50 - 60 Hz
Power protection features	Overheating, Overload
Power consumption (typical)	15 W
Package weight	3000 g

Weight and Dimensions

Depth	310 mm
Width	214 mm
Height	45 mm
Weight	2200 g