Page 1
DCBA
AUTOMATIC GAIN
CONTROL
CIRCUIT
1
CURRENT
LIMIT
FEEDBACK
1
2
+BATT
INPUT
R
INPUT
L
DIFERENTIAL
INPUT
G=1
Zi=100K
DIFERENTIAL
INPUT
G=1
Zi=100K
EMI
CONTROL BOARD
MODULE
LEVEL
BASS BOOST
JI-12
J1-13
CURRENT
LIMIT
NON-INVERTER
BUFER
INVERTER BUFER L+
AUTOMATIC GAIN
CONTROL
CIRCUIT
+HV
J2-1
J2-7
MANNY‘S
PULSE
WIDTH
MODULATOR
POWER
OUTPUT
STAGE
FEEDBACK
FILTER
DEMODULATOR
FILTER
DEMODULATOR
INVERTER
NON-INVERTER
R+
R-
L-
RIGHT
OUTPUT
SPEAKER
LEFT
OUTPUT
SPEAKER
2
GND
3
REM
ON/OFF
4
This document is property of
harman consumer manufacturing, EL PASO.
not to be reproduced or used for
manufacturing purposes except on
harman order on prior consent
FILTER
LOGIC
MODULE
A
QA
QB
500KHZ REF.
POWER
SUPPLY
GREEN
RED
GND
-HV
+15V
-15V
BD-50
BLOCK DIAGRAM
STATUS
INDICATORS
harman consumer manufacturing, EL PASO.
DESIGNED BY: INFINITY SYSTEMS, INC.
CHECKED BY: V. CAMPOS
RELEASED BY: M. RODRIGUEZ
DOCUMENT CONTROL: FRED COOLEY
BC
Title
Size
B
Date
Filename
BD-50 BLOCK DIAGRAM
06/17/97
ZD0210-4.S01
ZD0210
D
RELAY
Drawn by
R. MACIAS
1
ofSheet
3
4
RevNumber
04
8
Page 2
DCBA
1
2
3
+12V
GND
REM.
J2
0.001uF
2
C23
1uF
1
J1C
0.001uF
5
C3
0.001uF
BD POWER SUPPLY
LOGIC PCB ASSY
SHEET 7
C19
J1-1
JI-2
J1-4
C24
C4
0.1uF
21
C27
C14
DB1A
1
DB1B
2
DB1D
4
F1
20A
0.1uF
1N4148
33
1N4148
R2
33
0.001uF
D26
R1
D27
INPUT IND
L3
1
C28
0.1uF
Q1
IIRF1010
FB1
IRF1010
Q2
42
3
FB2
C21
C18
1uF
6800uF/16V
T1
3
2
1
GND
AD250 XFMR
1
FES16ATX4
+37V
D25
C63
C65
C77
1uF
C78
1uF
R33
1.5K 1W
2
GND
-37V
+15V
3
GND
-15V
D24
1uF
6
C59
1uF
C60
1uF
C61
1uF
C62
D23
1uF
5
C55
1uF
C56
1uF
C57
1uF
C58
D22
1uF
1uF
U3
8T
#20
4
D10
UF4002
UF4002
D9
1000uF/25V
C16
1uF
C15
1uF
1000uF/25V
C31
C26
1
C73
0.1uF
C74
0.1uF
2
7815
U4
3
1
1
3
7915
This document is property of
harman consumer manufacturing, EL PASO.
4
not to be reproduced or used for
manufacturing purposes except on
harman order on prior consent
AB CD
harman consumer manufacturing, EL PASO.
DESIGNED BY: INFINITY SYSTEMS, INC.
CHECKED BY: V. CAMPOS
RELEASED BY: M. RODRIGUEZ
DOCUMENT CONTROL: FRED COOLEY
Title
Size
A
Date
Filename
BD-50 POWER SUPPLY
ZD0210
06/17/97
ZD0210-4.S06
Drawn by
6
RevNumber
04
R. MACIAS
8
ofSheet
4
Page 3
FEDCBA
1
2
RIGHT
INPUT
LEFT
INPUT
P1A
P1B
SIP1A
1
100K 1%
SIP1B
3
100K 1%
SIP1D
8
100K 1%
SIP1C
5
100K 1%
2
4
3
4
7
6
2
3
SIP2B
6
5
C47
22pF
SIP2A
2 1
100K 1%
-
TL084
+
C50
22pF
100K 1%
C70
22pF
SIP2D
7 8
100K 1%
-
TL084
+
SIP2C
100K 1%
C68
22pF
-15V +15V
U2:A
1
U2:B
7
56
DB3G
DB3F
DB3I
DB3O
DB3N
J1-7
J1-6
J1-9
J1-15
J1-14
J1-12
DB3L
1.18K 1%
SHEET 3
CONTROL PCB ASSY
C54
1uF
R62
1K 1%
J1-13
DB3M
10
9
R70
13
12
+
TL084
-
R69
6.98K 1%
C69
100pF
C48
100pF
R61
6.98K 1%
-
TL084
+
R55
100
U2:C
U1:D
8
14
+15V
C43
R71
10
R51
100
1uF/50V
R63
10
C49
C53
1uF
1uF PE
100uF/16V
C64
470pF
1uF PE
100uF/16V
470pF
C51
C52
C44
C45
npe
npe
11
13
5
3
1
DB2E
J2-1
DB2C
J1-3
SHEET 4
MODULATOR PCB ASSY
2
DB2K
J2-7
DB2M
J3-2
3
R25
470
R30
1K
R37
3.6K
R42
470
R46
1K
R59
3.6K
+8VA
R31
2.2K
+8VA
R47
2.2K
R34
R45
R54
V?
V?
V?
R28
V?
R19
R57
10K
10K
C71
2
3
0.001uF
13
12
R26
49.9K 1%
+15V
-
TL084
+
-15V
R29
49.9K 1%
-
TL084
+
C72
0.001uF
4
1
1
U1:A
U1:D
1
3.3uF npe
14
C29
R23
240K
C30
npe
3.3uF
R27
240K
DB3C
DB3D
R24
D11
R21
1N4148
D12
910
J1-3
J1-4
1N4148
910
D13
1N4148
D14
1N4148
R35
100K
R36
100K
R38
2.2K
R39
2.2K
0.1uF
C37
0.1uF
R48
10K
C34
+4V
+4V
10
R49
10K
6
5
9
R41
20K
-
TL084
+
R40
20K
-
TL084
+
3.3uF npe
-15V
+8VA
U1:B
C35
3.3uF npe
U1:C
C36
7
D15
1N4148
OVER CURRENT
SHEET 7
3
D16
1N4148
8
TO Q5 COLLECTOR
SHEET 5
TO Q8 COLLECTOR
SHEET 5
4
This document is property of
harman consumer manufacturing, EL PASO.
not to be reproduced or used for
manufacturing purposes except on
harman order on prior consent
AB C D E F
harman consumer manufacturing, EL PASO.
DESIGNED BY: INFINITY SYSTEMS, INC.
CHECKED BY: V. CAMPOS
RELEASED BY: M. RODRIGUEZ
DOCUMENT CONTROL: FRED COOLEY
Title
BD-50 MAIN BOARD
Size
ZD0210
C
Date
Filename Sheet of
06/17/97
ZD0210-4.S02
Drawn by
R. MACIAS
2
4
RevNumber
04
8
Page 4
1
2
R IN
FROM
SHEET 2
ALOGIC
FROM
SHEET 7
J1-15
DB3ODB3J
J1-10
POT2A
1N4148
D1
20K
CCW
CW
R10
100K
R12
R2
10K
2N3819
562 1%
Q1
C6
20K
POT1A
33uF/16V npe
3
2
CCW
0.56uF
CW
162k 1%
+
TL084
-
R8
20K 1%
100pF
C5
C1
C3
R3
1
U1:A
R4
3.48K 1%
0.56uF
3
+
2
-
TL084
6
5
U2:A
-
TL084
+
1
+15V
4
1
1
R13
1K
470K
R5
-15V
U1:B
7
R6
2.2K
1N4148
D2
R7
910
R1
1M
7
U2:B
R9
470K
TL084
-
+
330pF
6
5
C4
R14
10K
+15V
-15V
J1-12
DB3L
R OUT
TO SHEET 2
DB3H
J1-8
J1-5
DB3-E
J1-9 J1-10
DB3I
DB3J
J1-7
DB3G DB3D
J1-4
+15V
-15V
DCBA
R50
470
ZD3
1N5237B
TO SHEET 2
+15V
1
+8V
2
L IN
DB3N
J1-14
STEREO MONO
FROM
SHEET 2
CW
20K
POT2B
CCW
3
R15
562 1%
4
This document is property of
harman consumer manufacturing, EL PASO.
not to be reproduced or used for
manufacturing purposes except on
harman order on prior consent
12
+
SW1
C8
13
TL084
-
U1:D
14
+15V
J1-13
DB3M
L OUT
TO SHEET 2
R21
14
-
TL084
+
R20
1K
R23
470K
4
R11
100
100
R18
U1:C
8
-15V
1
1
R24
2.2K
C2
1uF
1uF
C10
1uF
C7
RLS4148
D4
R28
910
R27
1M
8
U2:C
R25
470K
TL084
3
R16
9
10K
10
+
C12
330pF
+8V
J1-11
FROM SHEET 2
DB3CDB3K
J1-3
FROM SHEET 2
Title
BD-50 CONTROL PCB ASSY
Size
B
Date
Filename
06/17/97
ZD0210-4.S03
ZD0210
Drawn by
R. MACIAS
3
ofSheet
4
RevNumber
04
8
D
R17
10K
2N3819
Q2
33uF/16V npe
CW
20K
POT1B
CCW
20K 1%
100pF
C9
0.56uF
C13
0.56uF
C11
R26
3.48K 1%
9
10
R22
RLS4148
D3
R19
100K
162k 1%
12
13
+
TL084
-
U2:D
harman consumer manufacturing, EL PASO.
DESIGNED BY: INFINITY SYSTEMS, INC.
CHECKED BY: V. CAMPOS
RELEASED BY: M. RODRIGUEZ
DOCUMENT CONTROL: FRED COOLEY
A
BC
Page 5
DCBA
Q2
2.2K
D4
RLS4148
R15
R11
4.3K
+15
RXT2222A
Q3
Q4
RXT2907A
200
2700pF
C8
+15
C9
0.1uF
R12
R13
R14
4.3K
10K
2.2K
J1-1
J1-2
J1-3
J1-4
FEEDBACK
FILTER
1
R
OUTPUT
2
J2-5
J2-6
1
J2-3
J2-1
2
INPUT
R6
4.7K
-15 +15
R1
4.3K
3900pF
0.1uF
C4
RLS4148
R2
20K
C1
R5
C5
D1
CHANNEL R
+15
0.1uF
C2
3
2
4.3K
0.1uF
D2
R3
7
+
IC1
LM318
-
4
R4
-15
10
1
C3
0.1uF
10
R7
8
5
C6
2.2M
6
10pF
2SC2412K
D5
RLS4148
R8
1K
RLS4148
D3
22pf
R10
20K
R9
Q1
2SC2412K
C7
CHANNEL L
3
4
this document is property of
harman consumer manufacturing, ELP.
not to be reproduced or used for
manufacturing purposes except on
harman order on prior concent
A
J2-2
J2-7
SYNC.
R6A
4.7K
INPUT
R1A
4.3K
3900pF
0.1uF
C4A
D1A
RLS4148
R2A
20K
C1A
R5A
C5A
0.1uF
C2A
4.3K
0.1uF
D2A
3
2
+15
7
+
IC1A
LM318
-
4
R4A
-15
R3A
10
1
C3A
10
R7A
8
0.1uF
2.2M
5
C6A
2.2K
D4A
RLS4148
Q1A
R15A
R11A
4.3K
Q2A
200
2700pF
RXT2222A
Q3A
Q4A
RXT2907A
C8A
C9A
0.1uF
R12A
R13A
R14A
4.3K
10K
2.2K
J3-3
J3-4
J3-2
J3-1
FILTER
POWER STAGE POWER STAGE
L
OUTPUT
6
10pF
2SC2412K
RLS4148
R8A
1K
RLS4148
D5A
D3A
R10A
R9A
2SC2412K
C7A
22pf
20K
FEEDBACK
harman consumer manufacturing ELP.
DESIGNED BY: M. RODRIGUEZ
CHECKED BY: V. C. FLORES
RELEASED BY: M. RODRIGUEZ
DOCUMENT CONTROL: FRED COOLEY
Title
MANNY‘S RODRIGUEZ MODULATOR
Size
B
Date
Filename
BC
06/17/97
ZD0210-4.S04
ZD0210
D
Drawn by
RevNumber
R. MACIAS
4
ofSheet
3
4
04
8
Page 6
1
FROM SHEET 2
RIN
LEFT IN
5
3
11
DB2E
DB2C
DB2K
J2-1
J1-3
J2-7
MODULATOR
PCB ASSY
SHEET 4
J1-4
J1-1
J1-2
DB2A
2
1
DB2B
DB2D
FEDCBA
+37V
10K 1%
R6
1N751A
ZD2
1N4148
NC
4
10uF/100V
10uF/100V
C8
C9
R4
10K 1%
D2
1N4148
D1
ZD1
1N751A
1N4148
22
R5
R3
-37V
D3
22
1N4148
D4
IRF9530
IRF530
0.05 1%3W
Q3
R8
Q4
L1
7.8mH
C2
1uF/100V
1N4148
D5
C1
1uF
R9
100 1%
5.62K 1%.5W
R10
C5
0.33uF
Q5
MPS8099
R12
6.81K 1%.5W
4.5mH
C20
0.33uF
R18
10 3W
L2
C22
0.15uF
P.P.
L4
TO R19
SHEET 2
C13
0.67mH
0.68uF
R11
+15V
R7
270 1W
K1
D6
1.6K 1/2W
1N4003
0.1uF
C7
C6
0.001uF
1
J1B
+R
RIGHT
CHANNEL
-R
2
3
13
DB2M
J3-2
J3-1
J3-4
J3-3
DB2L
15
14
DB2NDB2O
12
NC
10K 1%
10uF/100V
C46
10uF/100V
C42
R66
10K 1%
R68
1N751A
ZD5
R67
1N4148
R65
1N4148
1N751A
-37V
+37V
1N4148
D20
22
D18
22
D19
1N4148
D21
IRF9530
IRF530
ZD4
Q10
Q9
R64
0.05 1%3W
L7
7.8mH
C67
1uF/100V
1N4148
D17
1uF
C66
R60
100 1%
R58
5.62K 1%.5W
C41
0.33uF
MPS8099
Q8
R53
6.8K 1%.5W
4.5mH
C40
0.33uF
R32
10 3W
L6
C39
0.15uF
P.P.
L5
TO R57
SHEET 2
C38
0.67mH
0.68uF
R44
+15V
R13
270 1W
K2
D7
1.6K 1/2W
1N4003
0.1uF
C11
C10
0.001uF
J1A
+37V
2
-L
LEFT
CHANNEL
+L
3
+37V
4
CONTROL
PCB ASSY
SHEET 3
This document is property of
harman consumer manufacturing, EL PASO.
not to be reproduced or used for
manufacturing purposes except on
harman order on prior consent
J1-5
J1-11
DB3-E
DB3-K
R20
R43
R22
22.1K 1%
13K 1%
R52
22.1K 1%
13K 1%
D8
1N4148
ALOGIC
FROM SHEET 7
R16
1M
C17
0.1uF
R15
10K
Q7
VP0300
harman consumer manufacturing, EL PASO.
DESIGNED BY: INFINITY SYSTEMS, INC.
CHECKED BY: V. CAMPOS
RELEASED BY: M. RODRIGUEZ
DOCUMENT CONTROL: FRED COOLEY
R14
4.7K
R17
-15V
Q6
10K
2N3904
Title
5600UF/50V
C33
C32
5600UF/50V
-37V
BD-50 POWER AMP
5600UF/50V
C12
C25
5600UF/50V
-37V
Size
ZD0210
C
Date
Filename Sheet of
06/17/97
ZD0210-4.S05
Drawn by
R. MACIAS
4
RevNumber
04
85
AB C D E F
Page 7
FROM +12V
SHEET 6
DCBA
DB1G
7
J2-3
5
6
R10
100K
U7:C
8
4011
9
LM324AM
12
13
R13
10K 1%
33uF/16V npe
10
9
R4
15K 1%
6
5
C6
1uF/50V
4001
U4:B
R22
+
-
C2
+
-
RLS4148
D5
-
+
SD12
11
8
9
SD12
3
U4:A
R33
10K
Q3
11
10
13
12
14
15
7
5
4
6
1
2
3
U6
2N4403
16
RESET
CLK
4020
Q10
Q11
Q12
Q13
Q14
8
12R
16
RESET
Q19CLK
Q4
Q5
Q6
4020
Q7
Q8
Q9
Q10
Q11
Q12
Q13
Q14
8
Q1
Q4
Q5
Q6
Q7
Q8
Q9
U1
9
7
5
4
6
13
12
14
15
1
2
3
11
10
JP1
1
2
3
R34
1M
500KHZ
250KHZ
13
12
16K 1%
4011
R21
11
U8:D
1K
R23
ZD1
RLZ5234B
R1
10K
4.02K 1%
R20
SHEET 6
FROM REMOTE
U4:C
1
2
R36
10K
X1
4MHZ
R24
1M
4001
U4:D
4001
14
4001
7
1
DB1A
J1-1
1
LED1
GREEN
RED
BD100 CONTROL PCB ASSY.
560-7858
J1-2 J1-1
DB3-1DB3-2
8
9
DB1H
DB1IDB1L
J3-1
2.2K
J3-2
4.7K
R35
9.1K
R7
R8
2N3904
R32
12R
13
12
Q2
2.2K
2
C13
ALOGIC
R56
-15V
12
10K
J3-5
D7
RLS4148
D2
12R
3.9K
R25
RLS4148
33pF
10
C9
220uF/16V
3
12R
4
4011
U8:B
C7
47uF
2
4011
1
U8:A
6
5
12R
R5
49.9K 1%
14
4011
U8:C
10
R14
8
9
3
7
1K 1%
R6
C14
10uF/16V
15K 1%
C8
4
0.01uF
10
10
14
U3:D
1uF
U3:C
8
LM324AM
LM324AM
RLS4148
U3:B
R9
2.2K
12R
RLS4148
C10
RLS4148
D4
7
D3
D1
11
10
8
9
12R
U5:B
SET
D
4013
CLK
RESET
13
12
Q
Q
4011
12R
13
12
U7:D
RLS4148
11
RLS4148
6
5
2
1
D8
D6
4011
U7:B
4011
U7:A
10
J3-3
FREQ.
DB1J
1
C4
1
U2:B
6
3
1uF
2
J1-2
8
OUT A
DB1B
C3
150pF
4
R2
4 5
1K
C1
150pF
3
R3
1K
U2:A
2 7
4
J1-4 DB1D
TO SHEET 5
OUT B
2
12R
U5:A
6
5
3
4
SET
D
4013
RESET
3
2
CLK
+
U3:A
1
Q
2
Q
LM324AM
1
J1-3
J2-2
J3-4
J2-1
3
DB1C
6
DB1F
11
DB1K
5
DB1E
3
OVER CURRENT
4
This document is property of
harman consumer manufacturing, EL PASO.
not to be reproduced or used for
manufacturing purposes except on
harman order on prior consent
THRM1
harman consumer manufacturing, EL PASO.
DESIGNED BY: INFINITY SYSTEMS, INC.
CHECKED BY: V. CAMPOS
RELEASED BY: M. RODRIGUEZ
DOCUMENT CONTROL: FRED COOLEY
A
BC
Title
BD-50 P. S. LOGIC PCB ASSY
Size
ZD0210
B
Date
Filename
06/17/97
ZD0210-4.S07
Drawn by
D
R. MACIAS
78
ofSheet
4
RevNumber
04
Page 8
FEDCBA
1
2
04/25/97
06/17/97
REVISIONDATE ECN#CHANGED:REASON OF CHANGECHANGE DESCRIPTIONDATE REVISION ECN#CHANGED:REASON OF CHANGECHANGE DESCRIPTION
A) CHANGE R20, R43 FROM 10K 1% TO 13K 1% ON POWER AMP
B) CHANGE C1, C1A FROM 2700pF TO 3900pF ON MODULATOR BOARD
0103/12/97
02
04
C) CHANGE R14, R14A FROM 10K TO 2.2K ON MODULATOR BOARD
D) CHANGE Q1, Q2 FROM IRFZ40 TO IRFZ44 ON POWER SUPPLY
E) CHANGE R1, R2 FROM 22 OHM TO 33 OHM ON POWER SUPPLY
F) CHANGE REV. T1 FROM PROTOTYPE REV. A TO REV. 00 ON POWER SUPPLY
A) CHANGE Q1,Q2 FROM IRFZ44 TO IRF1010 ON POWER SUPPLY.
A) CHANGE C48,C69 FROM 220pF TO 100pF. ON MAIN BOARD.
B) CHANGE R23,R27 FROM 470K TO 240K ON MAIN BOARD.
C) CHANGE R10,R15 FROM 499 1% TO 562 1% ON CONTROL BOARD.
D) CHANGE C7 FROM 1uF TO 47uF ON LOGIC BOARD.
A) CHANGE R23 FROM 10K TO 1K ON LOGIC BOARD.
B) CHANGE R4 FROM 10K 1% TO 15K 1% ON LOGIC BOARD.
CHANGE DESCRIPTION REASON OF CHANGE CHANGED: ECN#REVISIONDATE
ADJUST CLIPING LEVEL AT 55W
ADJUST AMPLITUDE AT -3db IN 20KHz
ADJUST SENSITIVITY (250mV)
IMPROVE P. S. OUTPUT REGULATION
IMPROVE P. S. OUTPUT REGULATION
IMPROVE P. S. OUTPUT REGULATION
EFFICIENCY
OSCILATION PROBLEM
OSCILATION PROBLEM
1
R. MACIAS
R MACIAS
R MACIAS06/10/97 03
R MACIAS
2
3
4
This Document is property of
harman consumer manufacturing, EL PASO.
not to be reproduced or used for
manufacturing purposes except on
harman order on prior written consent.
harman consumer manufacturing, EL PASO.
DESIGNED BY: INFINITY SYSTEMS, INC.
CHECKED BY: V. CAMPOS
M. RODRIGUEZRELEASED BY:
DOCUMENT CONTROL: FRED COOLEY
Title
BD-50 DOCUMENT CONTROL
Size
C
Date
Filename Sheet of
06/17/97
ZD0210-4.S08
ZD0210
Drawn by
R. MACIAS
88
3
4
RevNumber
04
AB C D E F
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