ST1430 Series IIST1430 Series II
SERVICE MANUAL
B&K COMPONENTS, LTD.
2100 Old Union Road
Buffalo, New York 14227-2725
U.S.A.
SchematicsSchematics
B&K COMPONENTS, LTD.
2100 Old Union Road
Buffalo, New York 14227-2725
U.S.A.
DCBA
V+
F1
4A SLOW
1
R1
C2
C1
.12uF
2.26K
100uF 100V
C5
R11
D1
1N4751
33.2K
2
CON1
C8
10uF
1
2
3
4
5
R13
1.5K
J1
C1 C2
3
1
CTRL IN
MUTE
Q1
100uF 100V
C11
.12uF
2N5210
C12
V-
4
4A SLOW
F2
A
.12uF
R16
R19
R9
221
33.2K
47.5K
R2
2N5087
2N5210
2N5210
R17
JUMPER
2N5210
Q7
2N5210
133
221
Q2
Q5
Q8
10K
R24
R22
Q11
P1
R3
221
500
R4
133
SK1058
QN1
SK1058
QN2
R6
2N5087
Q3
Q6
2N5210
Q9
2N5210
Q13
2N5210
R27
221
R18
R25
221
221K
C10
100uF
CT
R15
Q4
2N5416
C3
120pF
R20
2.26K
2.26K
Q12
2N3440
100uF 25V
P2
R14
R28
500
JUMPER
133
C7
10uF 25V
BR OUT
47.5K
>
R10
33.2K
OPEN
33.2K
R12
R26
1.5K
R7
1.5K
RP1
.47 5W
RP2
C6
R21
RP3
SJ162
.47 5W
SJ162
RP4
1.5K
R23
QP1
QP2
1.5K
9/16/97
BC
D3
1N965B
R30
10K
1
Q10
2N5401
R31
33.2K
R32
OPEN
.47 5W
D2
1N4148
1
SPEAKER OUT
2
.47 5W
D4
3
1N4751
R5
1K
ST1430/AV5000/AV6000
Title
Size
Date
Filename
3 CH AMP WITH CONTROL I/O
BK PCB P/N 10612 REV B
B
9/17/97
10612B.S01
Drawn by
4
RevNumber
-
ESM/RJS
11
ofSheet
D
4321
D
FROM RCA INPUT CONNECTORS
L IN + L IN- R IN+ R IN - C IN + C IN -
C
B
L LEVEL
PR3
50K
R LEVEL
PR1
50K
CENTER LEVEL
PR2
50K
STAR POINT
CN1
NC
NC
NC
MOLEX5
CN2
MOLEX5
1
2
3
4
L OUT
5
1
2
R OUT
3
4
C OUT
5
D
C
B
A
1 2 3 4
Title
A
Date: 8-Mar-1999 Sheet of
File: F:\USERS\..\11021-00.SCH Drawn By:
3 CH POWER AMPLIFIER LEVEL CONTROL
Number RevisionSize
B&K P/N 11021
---
1 OF 1
MVB
A
CTRL
CTRL IN
1
CTRL OUT
CON1
P\N 10871 REV -
CON2
1 2 3 4 5
CON3
2
SW1
5
4 3
CTRL
DEFEAT
DCBA
V+
CH MUTE CONTROLS CTRL
16
2
CON4
CON5
CON6
CON7
CON8
CON9
R2
J1
C1 C2
* FOR
R3
10K
BYPASS ONLY
R4
JUMPER
R1
100 2W
100 2W
1
C1
+
15KuF 75V
BR1
-
C2
V-
15KuF 75V
2
R6
3
5.62
TIP32C
D5
1N4148
1N4148
R8
10K
D8
1N4148
D10
4
1N4148
1N4148
R10
133
AB CD
54321
D6
D11
Q2
R9
33.2K
R7
Q4
2N5551
Q3
2.2K 5W
D9
D1
D3
TIP31C
1N965B
1N4002
1N4002
D7
1N4002
D2
C5
Q1
2N5551
1N4148
33nF
7/7/97
R5
D4
1K
1N965B
Title
Size
A
Date
Filename
V+
+
BR2
-
AC IN
AC IN
V-
P\N 10611 REV B
P/N 10611 AMP P/S BOARD
P/N 10871 CONTROL I/O BOARD
B&K P\N 10611 REV B
B&K P\N 10871 REV -
10611B00.S01
Drawn by
15KuF 75V
11
15KuF 75V
ESM2/9/95
ofSheet
C3
C4
3
4
RevNumber
11
DCBA
1
2
3
THE SECONDARY VOLTAGES LISTED ARE FOR FULL LOAD CONDITIONS.
APPROX. MAX DIMENSIONS OF TOROIDAL TRANSFORMER:
HEIGHT: 2.65"
300VA MULTI SEC/PRI TOROID
0 43V
BLK
100V
GRY/BLK
120V
120V
ORN
BRN
0
WHT
BLU
VIO
GRN
RED
GRY/WHT
YEL
1
27V
* OPTIONAL
RED
2
27V
43V
3
APPROX. MAX MOUNTING DIM. 4.5"
LEAD LENGTH: 9"
THE ABOVE PHYSICAL DIMENSIONS ARE MAXIMUM DIMENSIONS.
4
AB CD
7/22/97
Title
Size
A
Date
Filename
B&K COMPONENTS LTD.
B&K P\N 10866
300VA MULTI SEC/PRI
1/18/95
10866.S01
Drawn by
RevNumber
-
ESM
11
ofSheet
4
Printed Circuit BoardsPrinted Circuit Boards
PCB’sPCB’s
B&K COMPONENTS, LTD.
2100 Old Union Road
Buffalo, New York 14227-2725
U.S.A.
Bill of Materials Bill of Materials
BOM’sBOM’s
B&K COMPONENTS, LTD.
2100 Old Union Road
Buffalo, New York 14227-2725
U.S.A.
File: D:\B&K_Rob\Service Booklets\Bom\10612AP.BOM 7/9/97, 2:12:46PM
Bill of Material for P/N 10612
ST1430/AV5000/AV6000 3 CH AMP BOARD WITH CONTROL I/O
Comment Pattern Quantity Components
------------------------------------------------------------------------------
.12uF RAD200 9 C1, C1A, C1B, C5, C5A, C5B, C11,
C11A, C11B
.47 5W R5W.S 12 RP1, RP1A, RP1B, RP2, RP2A, RP2B,
RP3, RP3A, RP3B, RP4, RP4A, RP4B
1.5K RES400 3 R13, R13A, R13B
1.5K RES500 12 R6, R6A, R6B, R7, R7A, R7B, R21,
R21A, R21B, R23, R23A, R23B
100K RES400 3 R8, R8A, R8B
100uF 100V CAP200RP 6 C2, C2A, C2B, C12, C12A, C12B
100uF 25V CAP200RP 3 C10, C10A, C10B
10K RES400 3 R24, R24A, R24B
10uF 25V CAP200RP 6 C7, C7A, C7B, C8, C8A, C8B
120pF RAD200 3 C3, C3A, C3B
133 RES400 9 R2, R2A, R2B, R4, R4A, R4B, R28,
R28A, R28B
17.4K RES400 3 R29, R29A, R29B
1K RES400 3 R30, R30A, R30B
1N4148 DIODE.4 3 D2, D2A, D2B
1N4751 D0-35 3 D1, D1A, D1B
2.26K RES400 9 R1, R1A, R1B, R15, R15A, R15B,
R20, R20A, R20B
221 RES400 15 R3, R3A, R3B, R9, R9A, R9B, R17,
R17A, R17B, R18, R18A, R18B, R27,
R27A, R27B
221K RES400 3 R25, R25A, R25B
2N3440 TO5 3 Q12, Q12A, Q12B
2N5087 TO92 6 Q2, Q2A, Q2B, Q3, Q3A, Q3B
2N5210 TO92 24 Q1, Q1A, Q1B, Q5, Q5A, Q5B, Q6,
Q6A, Q6B, Q7, Q7A, Q7B, Q8, Q8A,
Q8B, Q9, Q9A, Q9B, Q11, Q11A,
Q11B, Q13, Q13A, Q13B
2N5401 TO92 3 Q10, Q10A, Q10B
2N5416 TO5 3 Q4, Q4A, Q4B
3.01K RES400 3 R5, R5A, R5B
33.2K RES400 15 R10, R10A, R10B, R11, R11A, R11B,
R12, R12A, R12B, R16, R16A, R16B,
R31, R31A, R31B
47.5K RES400 6 R19, R19A, R19B, R26, R26A, R26B
5 PIN MALE MOLEX5 3 CON1, CON1A, CON1B
500 TRIMPOT 6 P1, P1A, P1B, P2, P2A, P2B
FUSE 4A SB FUSE.3AG 6 F1, F1A, F1B, F2, F2A, F2B
OPEN AXIAL500 9 R14, R14A, R14B, R22, R22A, R22B,
R32, R32A, R32B
OPEN RAD200 3 C6, C6A, C6B
SJ162 TO3P 6 QP1, QP1A, QP1B, QP2, QP2A, QP2B
SK1058 TO3P 6 QN1, QN1A, QN1B, QN2, QN2A, QN2B
WIRE JUMP.5 3 J1, J1A, J1B
Page: 1
File: D:\B&K_Rob\Service Booklets\Bom\10611BP.BOM 7/9/97, 2:19:12PM
Bill of Material for P/N 10611
POWER SUPPLY BOARD FOR LARGE CHASSIS AMPS
Comment Pattern Quantity Components
------------------------------------------------------------------------------
100 2W AXIAL0.7 2 R1, R2
10K RES500 2 R3, R8
133 RES500 1 R10
15000uF 75V PCAP.BIG 4 C1, C2, C3, C4
1K RES500 1 R5
1N4002 D0-35 3 D1, D3, D7
1N4148 D0-35 6 D2, D5, D6, D8, D10, D11
1N965B D0-35 2 D4, D9
2.2K 5W RES5WAXIAL 1 R7
2N5551 TO92 2 Q1, Q4
33.2K RES500 1 R9
33nF RAD200 1 C5
400V 40A BRIDGE.HP 2 BR1, BR2
5 PIN MOLEX5 1 CON3
5.62 RES500 1 R6
JUMPER JUMP.5 1 J6
JUMPER JUMP.8 13 J2, J3, J4, J5, J7, J8, J9, J10,
J11, J12, J13, J14, J15
JUMPER RES500 1 R4
PCB FASTON FASTON.25 6 CON4, CON5, CON6, CON7, CON8,
CON9
TIP31C TO220 1 Q3
TIP32C TO220 1 Q2
OPEN AXIAL500 1 J1
Page: 1
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