Infinity BU2 User Manual

7
Powered Subwoofer BU2
BU2 MECHANICAL PARTS LISTS
Ref.# Part # Description Qty
1 XX1342 GASKET 1 OF 4 4
2 XX1250 Strain Relief SPT-1 Black 2
3 XX1275 Plastic Cover For Inf. Bu-1(2) 1
4 NU1049 Nut 8-32 x 1/4 Hex Keps Sink F 4
(XFORMER)
5 MI1211 POWER TRANSFORMER BU-2 1
6 BR1538 FRONT PLATE BU-2 1
7 SW1082 THERMOSWITCH 60 DEG C PANEL 1
MOUNTED FASTON TERM
(FRONT PLATE)
8 HA1132 HARNESS AC CORD BU-1/BU-2 1
(FRONT PLATE)
9 XX1343 KNOB BLACK W-POSITION INDICATOR 2
(CUSTOM) (POT.)
10 HS1171 HEATSINK BU-2 (FRONT PLATE) 1
11 SC1284 Screw 4-40X 3/8 TATTITE, PAN PHIL 9
HEAD, BLACK ZINC FIN
(HEATSINK-FRONT PLATE)
12 BR1544 BRACKET FOR HEATSINK BU-2 1
13 BR1395 Bracket Pwr Support Bass550 2
14 SP1082 SPONGE W/ADHESIVE L=1/4" W=1/4" 2
T=3/16" (TO-92)
15 SP1073 Sil Pad TO-3P 1.0" x 0.750" (POWER 3
XTORS TO-218 [1X], TO-220 [2X])
16 SC1194 Screw 6-32x3/8 Tapt-Thr Hex Washr 2
(PC BOARD BRACKET)
17 HA1218 SPK HARNESS AWG 18 MOLEX TO 1
FASTON .187 AND .250
(PLASTIC COVER)
Ref.# Part # Description Qty
18 SC1215 Screw M3x1.25x10 Plas-Thr Pan-Phi 3
(SPKR CONNECTOR, RCA CONNECTOR)
19 SC1253 Screw 4-40x3/8 Pan Phillips Hd Mc 2
(THERMOSWITCH)
20 SC1214 Screw 8-32x1/2 Mach-Thr Pan-Phil 4
(XFORMER)
21 SC1285 Screw 6-32X3/4 MACH-THR 3
PAN PHI HEAD, BLACK ZINC FSH
(XTOR BAR)
22 NU1059 Nut 4-40Keps-Thr, Hexag. Znk Fs 2
(THERMOSWITCH)
23 BR1567 FIN-XTOR BAR TO-218 FOR BU2 2
24 BR1568 FIN-XTOR BAR TO 220 FOR BU2 1
SP1072 Sil Pad TO-220 0.750" x 0.500" 2
(TO-220 TRANSISTOR)
XX1370 GASKET PWR XMER 3.20" x 3.20" 1
x 1/16" (FRONT PLATE [XMER])
(NOT SHOWN)

Infinity BU2 Specifications

General

Brand	Infinity
Model	BU2
Category	Subwoofer
Language	English