BOSE SD262081 Schematic
1
1
2
2
3
3
4
4
5
5
R600
2.7K
2SC4793
C604
0.1
J601
1
2
3
4
5
6
7
8
9
10
Amplifier Board
Interconnect
Channel 1
J602
1
2
3
4
5
6
7
8
9
10
Amplifier Board
Interconnect
Channel 2
Q600
D602
1N5263B
56V
C
C602
C603
C
C
C605
R601
10 Ohm (F)
1
2
3
47
U600
8
5
C606
22/63V
THESE COMPONENTS NOT STUFFED
C
0.10
C607
0.10
0.10
C670
C
0.10
C671
C
0.10
C
C610
6
D603
MUR120
C
C612
0.010
C
C608
0.010
IOUT+CH1
IOUT-CH1
THERMAL-SW1
THERMAL-SW
+15V
-15V
CH1-IN
0.10
C674
C
100pF
C
C613
100pF
C
0.010
C601
0.010
C
C611
C
C609
C646
C
0.010
THERMAL-SW
THERMAL-SW1
0.010
H-MUTE
OVERLOAD
IOUT+CH2
IOUT-CH2
0.010
CH2-IN
AMP-ON
L600
330uH .54A
RT600
2.2K
Mounted on heatsink
VSNEG
VN12REF
C673
100/25V
VSNEG
OVERLOAD
AMP-ON
R653 10 Ohm (F)
+15V
R603 93.1K
CH2-IN
R602 93.1K
CH1-IN
C672
0.47
U604:A
DCSERVOIN2
0.47C618
C614 0.47
DCSERVOIN1
CBA
CBA
D C S E R V O C H A N N E L 2
C623
100pF
R609
10.0K
+15V
C622
8
TL072
C617
10/35V
0.47
1
-15V
D600 1N4002
U602
L7805CP
1
IN2OUT
3
R606
100K
R605
100K
4
-
+
C625
0.47
C615
C616
0.1
0.1
R613
2
10.0K
3
C651
0.1
+5V Regulator
C619
0.47
Q601
2N4403
R607
1.00M
R604
1.00M
D C S E R V O C H A N N E L 1
C621
C620
0.47
1
+15V
-15V
100pF
8
-
+
4
C624
0.47
R612
2
10.0K
3
C654
0.1
R608
10.0K
U603:A
TL072
+5V
R634
29.4K
D601
1N4002
R655 5.11K
R656 51.1
R610
OPEN
BBM0
+5V
R648
7
R645
10.0K
7
29.4K
R654
10.0K
C627
0.22
+
U604:B
TL072
C626
100/25V
C628
0.22
U603:B
TL072
-
R611
OPEN
BBM1
-
+
F
E
D
D
R616
DCSOUT2
1.00M
6
5
+5V
H-MUTE
32
33
34
35
36
Test-137Test-238Test-3
1
A-GND
2
OVERLOAD
3
V5
4
MUTE
5
IN2
6
IN1
7
BBM0
8
BBM1
KELVIN1
KELVIN2
R617
1.00M
6
5
OpenR614
R615 Open
FB600
R657 Open
R658 Open
R659 Open
DCSOUT1
HMUTE
PSNS2P
PSNS2N
U605
TK2350 MODULE
ASSY 9000.0571
OCR211OCR112GND-KELVIN213NSNS1N14NSNS1P15PSNS1N16PSNS1P17COM118FDBKN119VN12REF
GND-KELVIN1
9
10
C
NSNS2N
30
31
COM2
NSNS2P
R623 499K
28
29
P-GND
FDBKN2
Vsneg
Vspos
R622 499K
LO2
BR2
HO2
HO1
BR1
LO1
E
100V
Q620
D621
VSNEG
VSPOS
VN12REF
100V
Q610
D611
D620
D627
D610
D617
THESE COMPONENTS
NOT STUFFED
D626
R631
THESE COMPONENTS
NOT STUFFED
D616
R633
C631
100/100V
C630
0.1
2
1
3
15
D624
R626
R628 499K
D625
27
26
25
24
23
22
21
20
D615
C648
0.1
C649
0.1
D614
499KR629
2
1
Q621
3
15
R627
C632
0.1
100V
C633
100/100V
C629
Open
C634
100/100V
C635
0.1
2
1
3
15
R624
2
1
Q611
3
15
R625
C636
100V
0.1
C637
100/100V
F
E612
C638
100V0.1
C
VSPOS
100V
R619
0.01 3W
C652
.1/250V
R620
0.01 3W
VSNEG
E613
C
E602
C
VSPOS
R621
0.01
C653
.1/250V
R618
0.01
VSNEG
E603
C
C639
0.1
100V
D622
Q622
C657
15
R630
Q623
15
C640
0.1
100V
C643
0.1
100V
15
R632
Q613
15
C644
100V
0.1
22uF
160V
C600
220pF
D623
R666
16ohm 1W
C641
0.1
C642
0.1 100V
D612
C681
Q612
22uF
160V
C647
220pF
D613
R667
16ohm 1W
C645
0.1 100V
3W
3W
REV
REV
A
L620
R639
0 Ohm
C655
Open
C656
Open
R640
0 Ohm
11uH
C659
0.68u
L610
11uH
G
G
DESCRIPTION
DESCRIPTION
PRODUCTION RELEASE
DCSOUT2
L621
7.8uH
C683
0.01
C685
0.18u
H6
H8
H10
H12
DCSOUT1
BLK WIRE
BLK WIRE
BLU WIRE
RED WIRE
GND_CHASSIS
VSNEG
VSPOS
L611
C658
0.68u
E604
E605
C684
0.01
E606
E607
7.8uH
C686
0.18u
E608
E609
R E V I S I O N S
R E V I S I O N S
C H A N N E L 2
R644
10 (F)
C660
C664
0.22u
0.01
R660
R641
27 2W
R651
0 Ohm
KELVIN2
27 2W
C
H5
H7
H9
H11
C H A N N E L 1
R643
10 (F)
0.02 OHM
C661
0.22u
C665
0.01
R642
R661
2W 2W
27
27
R652
0 Ohm
KELVIN1
E610
E611
R647
0.02 OHM
5W
R664
Open
R662
Open
C677
C667
100PF
C666
100PF
C
C676
R646
5W
R663
Open
C
0.1
0.1
C
R665
Open
C
C
VSNEG
VSPOS
IOUT+CH2
IOUT-CH2
R649
10 (F)
C662
C
C669
0.01
C
C680
C668
C
R650
10 (F)
C663
C
C675
C
C
WL620
0.01
WL621
C
C679
100PF
100PF
C678
C
IOUT+CH1
IOUT-CH1
WL610
0.01
WL611
0.01
H
H
DATE
DATE
APPD
APPD
04-22-05 ----
Channel 2 to
output xfmr
0.1
Power Supply
Interconnect
P600
H1
PowerGnd
H2
ReferenceGnd
Vsneg
H3
Vspos
H4
0.1
Channel 1 to
output xfmr.
1
1
2
2
3
3
4
4
5
5
6
C
Model 2150 Amplifier
66
6
Power Amplifier PCB
Bose Part Number 262081
PCB Part Number 8000.0587A
Service Manual Part Number 216306 Rev. 01
G
C
BA
BA
C
D
D
E
E
F
F
G
Sheet 1 of 1
H
H
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