Bose PowerMatch PM8250 Service Manual

18
Figure 2. PowerMatch Amplifier Exploded View
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2
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4
5
67 8
9
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9x
2x
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6x
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MAIN PART LIST
PowerMatch
®
Amplifier (refer to Figure 2)
Note: When you see more than one number in the Qty column, i.e. 38/28, the first number is for
8-channel units and the second number is for 4-channel units.
Item
Number
Description Part Number Qty. Note
1 BEZEL/LENS ASSY, POWERMATCH, BLK 353105-0110 1
2
KNOB, LEXAN, 28mm, BLK 330387-0110 1
3 SHIELD, ESD, DISPLAY 347386-0010 1
4 BUTTON, SILICONE, RECT, BLK 330382-0110 1
5
KEYPAD, SILICONE, 5BTN, BLK 330386-0110 1
6 SCREW, M3-0.5X8, DOME WASHER 292505-001 38/28
7 MODULE, LCD DISPLAY 327970-0010 1
8 DISPLAY BOARD SUBASSY, SERV
(
INCLUDES ITEMS 3,4,5,6,7
)
348575-001S 1
9 PANEL, FRONT, PM8500(N), BLK 360269-0110 1
PANEL, FRONT, PM8250
(
N
)
, BLK 360269-0120
PANEL, FRONT, PM4500(N), BLK 360269-0130
PANEL, FRONT, PM4250(N), BLK 360269-0140
10 SCREW, 6-13x.44, PAN, XREC/SQ. 288374-007 4 2
11 BRACKET, RACK EAR, FRONT RACK, BLACK 330383-0110
2
1
2
SCREW, 8-32X.75, RLX, PN, QDRX, BLK 289392-01
2
6 2
13 CHASSIS REF 1 2
14 FOAM, NEOPRENE W/PSA, 0.125X3X12IN 330396-0010 1 2
15 COVER, CHASSIS, BLK (INCLUDES ITEM 14) 360267-0110 1
16 SCREW, TAPP, 6-32X0.3125, FLAT, XREC 331028-0020 16
17 PLUG, PLASTIC, TAP ACCESS CONN, BLK, 10.3X1.6mm 347574-0010 1
18 SCREW, 6-32X5/16, THREAD ROLLING 289391-005 15
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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