Bose PowerMatch PM8250 Service Manual

20
Figure 4. PowerMatch Amplifier Exploded View
30
31
21
32
29
2x
33
34
35
6
5x
36
37
38
6
8x
6
4x
39
40
MAIN PART LIST
PowerMatch
®
Amplifier (refer to Figure 4)
Item
Number
Description Part Number Qt
y
. Note
6
SCREW, M3-0.5X8, DOME WASHER 292505-001 3
8
/28
21 FAN, AXIAL, 12VDC, 80x80x25.4mm, 54.57CFM 326358-0010 3/2 3
2
9
NUT, HEX, M3.5 346369-0010
3
/1 2
30 CABLE FFC DIG PCB - DISPLAY PCB 328403-0010 1
31 FOAM, NEOPRENE W/PSA, 0.125X3X1.5IN
(PM8500, PM8250 ONLY)
327101-0010 1 2
3
2
STRAP, FAN MOUN
T
(
PM8500N, PM8500, PM8250N, PM8250
)
327096-0010 1 2
3
3
CABLE FFC DIG PCB -
A
MP 1-
4
(
PM8500, PM8250 ONLY
)
328401-0010 1
3
4
CABLE FFC DIG PCB -
A
MP
5
-8 328402-0010 1
3
5
CABLE FFC PWR SPLY - DIG PCB 328400-0010 1
3
6
PCB
A
SSY, PROGRAMMED, PM8500N, DIGITAL 345330-009S 1
PCB
A
SSY, PROGRAMMED, PM8500, DIGITAL 345330-109S
PCB ASSY, PROGRAMMED, PM8250N, DIGITAL 345330-209S
PCB
A
SSY, PROGRAMMED, PM8250, DIGITAL 345330-309S
PCB
A
SSY, PROGRAMMED, PM4500N, DIGITAL 345330-409S
PCB ASSY, PROGRAMMED, PM4500, DIGITAL 345330-509S
PCB
A
SSY, PROGRAMMED, PM4250N, DIGITAL 345330-609S
PCB ASSY, PROGRAMMED, PM4250, DIGITAL 345330-709S
3
7
STANDOFF, NYLON, SNAP FIT, 0.75IN 350307-0010
3
38 PCB ASSY, ANALOG INPUT, 8 CHANNEL, SERV
(PM8500N, PM8500, PM8250N, PM8250)
345299-002S 1
PCB ASSY, ANALOG INPUT, 4 CHANNEL, SERV
(
PM4500N, PM4500, PM4250N, PM4250
)
345299-102S
39 PCB ASSY, SPEAKER OUTPUT LONG, 8CH
(PM8500N, PM8500, PM8250N, PM8250)
345294-0010 1
40 PCB ASSY, SPEAKER OUTPUT SHORT, 4CH
(ALL VERSIONS)
345295-0010 1


Bose PowerMatch PM8250 Specifications

General

Damping factor	1000
Amplifier class	D
Audio output channels	- channels
Peak power per channel	- W
Signal-to-Noise Ratio (SNR)	99 dB
Total Harmonic Distortion (THD)	0.4 %
Bridge-mode power output per channel (4 Ohm)	500 W
Purpose	Performance/stage
Equalizer	Yes
Product color	Black
Connectivity technology	Wired
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
Speakers connectivity type	-
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 90 %

Weight and Dimensions

Depth	525 mm
Width	483 mm
Height	88 mm
Weight	11100 g