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A
B
AUTOMATIC GAIN CONTROL CIRCUIT
C
D
FEEDBACK
1
INPUT R
CURRENT LIMIT NON-INVERTER BUFER
1
DIFERENTIAL INPUT G=1 Zi=100K CONTROL BOARD MODULE
JI-12
J2-1
POWER MANNY`S OUTPUT PULSE WIDTH STAGE FILTER DEMODULATOR NON-INVERTER LLEFT OUTPUT SPEAKER FILTER DEMODULATOR RINVERTER RIGHT R+ OUTPUT SPEAKER
INPUT L
DIFERENTIAL INPUT LEVEL
J1-13
BASS BOOST INVERTER BUFER
J2-7
MODULATOR
2
G=1 Zi=100K
L+
2
CURRENT LIMIT FEEDBACK AUTOMATIC GAIN CONTROL CIRCUIT
+BATT
EMI FILTER POWER SUPPLY QA
+HV GND RELAY -HV
GND
3
3
+15V -15V
REM ON/OFF LOGIC
QB
BD-50 BLOCK DIAGRAM
500KHZ REF. MODULE
GREEN
STATUS INDICATORS
RED
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
A
B
harman consumer manufacturing, EL PASO. DESIGNED BY: INFINITY SYSTEMS, INC. CHECKED BY: V. CAMPOS RELEASED BY: M. RODRIGUEZ DOCUMENT CONTROL: FRED COOLEY C
Title Size
BD-50 BLOCK DIAGRAM
Number Rev
4
04
B
Date Filename
ZD0210
06/17/97 ZD0210-4.S01
Drawn by R. MACIAS Sheet 1 of 8
D
A
J2
B
2
C
D
0.001uF +12V
2 1
F1 20A
INPUT IND 1 2
L3
4
C23 1uF
C24
6800uF/16V
1 3
1
GND
J1C
C21
1
REM.
5
C3 0.001uF
C4 0.1uF 1 C59 C60 C62 1uF 1uF 1uF
3 DB1A J1-1
0.001uF
0.1uF
C19 0.001uF
C14 C27
C28 0.1uF
FES16ATX4
+37V
D25 C61 1uF D24 1uF
T1
2
1N4148
DB1B
Q1
C63
R33 1.5K 1W
GND
6
2
C55
C56
C57
JI-2 2
BD POWER SUPPLY LOGIC PCB ASSY
C58
1uF
1uF
1uF
1uF
D23 D22
1uF
D26 R1 33 IIRF1010 FB1
2
C65
-37V
SHEET 7
1N4148 D27 R2 33 IRF1010 FB2 Q2
DB1D
C18 1uF
5
8T
D10 UF4002
1000uF/25V C16 C31
1
U3 7815 1
3 C77 1uF
+15V
1
#20
3
J1-4
4
4 GND
1uF C15 UF4002 D9 1uF C26
C73 0.1uF C74 0.1uF 2 1 U4 7915 3
3
GND
AD250 XFMR
C78 1uF
-15V
1000uF/25V
This document is property of
harman consumer manufacturing, EL PASO.
DESIGNED BY: INFINITY SYSTEMS, INC. CHECKED BY: V. CAMPOS RELEASED BY: M. RODRIGUEZ DOCUMENT CONTROL: FRED COOLEY
Title Size
4
harman consumer manufacturing, EL PASO. not to be reproduced or used for manufacturing purposes except on harman order on prior consent
BD-50 POWER SUPPLY
Number
A
Date Filename
ZD0210
06/17/97
ZD0210-4.S06
Rev 04
4
Drawn by R. MACIAS Sheet 6 of 8
A
B
C
D
A
B
+15V
DB3G DB3F DB3I J1-7 J1-6 J1-9
C
D
E
F
1
C47 22pF 2 SIP2A 1 100K 1%
J1-12 DB3L
-15V
C51
DB2E
1
5 J2-1
10 9
+
TL084
8 U2:C
R71 10
1uF PE C52 100uF/16V npe C64 470pF
R69
CONTROL PCB ASSY
3 3
100K 1% 100K 1% SIP2B C50 22pF C70 22pF 7 SIP2D 8 100K 1%
DB3N
1.18K 1%
+
100pF R70
MODULATOR PCB ASSY
RIGHT INPUT
1 SIP1A 2 100K 1% 3 SIP1B 4
DB3O
P1A
DB2C
2
TL084
U2:A 1
J1-15
6.98K 1% C69
3
J1-3
4
SHEET 3
+15V C48 100pF R61 C54 1uF R62 1K 1% 12 6.98K 1% 13
2
R51 100 C44 C43 1uF/50V
SHEET 4
P1B
LEFT INPUT
8 SIP1D 7 100K 1% 5 SIP1C 6 100K 1%
6 5
TL084
U2:B 7
2
DB2K
J1-14
J1-13
DB3M
TL084
U1:D 14 R63 10 C49 R55 100 C53 1uF
1uF PE C45 100uF/16V
npe
+ 6 SIP2C 5 100K 1% C68 22pF
DB3C J1-3 J1-4 DB3D
11
J2-7
+
DB2M
470pF
13
J3-2
-15V
+8VA
+4V
R26 D11 R25 470 R30 1K R31 2.2K 10K R34 V? R19 3 C71 0.001uF + 1 1 -15V 910 1N4148 R28 V? 2 49.9K 1% +15V 4 TL084
R48 C29 3.3uF
npe
R49 10K 6 TL084
+8VA
10K R35 100K D13 1N4148 R38 2.2K
R21
R23 240K 1 U1:A
7 U1:B C35
D15 OVER CURRENT 1N4148
5
+ R40
SHEET 7
3
R37 3.6K
3
1N4148 D16
C34 0.1uF
20K 3.3uF npe
+8VA
TO Q5 COLLECTOR SHEET 5
R29 R42 470 R46 1K R59 3.6K R47 2.2K R54 V? R57 10K 12 R45 V? C30 49.9K 1% 3.3uF npe
+4V
R27 240K R24
1N4148 D12
R36 100K 9 R39 2.2K R41 C37 0.1uF 10 TL084
910
13
TL084
8
14 U1:D
D14 1N4148
+
U1:C C36
TO Q8 COLLECTOR SHEET 5
+
C72 0.001uF
20K 3.3uF npe
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
harman consumer manufacturing, EL PASO.
DESIGNED BY: INFINITY SYSTEMS, INC.
CHECKED BY: V. CAMPOS RELEASED BY: M. RODRIGUEZ DOCUMENT CONTROL: FRED COOLEY
4
Title Size Number
06/17/97 ZD0210-4.S02
BD-50 MAIN BOARD ZD0210
Drawn by Sheet
2
Rev
04 R. MACIAS 8 of
C
Date Filename
A
B
C
D
E
F
A
B
C
J1-12 DB3L
D
3 2
DB3O J1-15
+
TL084
1 U1:A R9
DB3H
R OUT
TO SHEET 2
470K U2:B +15V 1N4148 D2 U1:B 7 R7 910 7 TL084 J1-8
1 R IN
R8
+15V
1
FROM SHEET 2
CW
33uF/16V npe
20K POT2A
CCW
R2 10K C6 562 1% 2N3819 20K POT1A
CCW
20K 1% 100pF C5 C1 R4 3.48K 1% 0.56uF
6 5 C4
R14
J1-5
R50 470 ZD3 1N5237B
+8V
10K
6 5
+
4
TL084
+
DB3-E J1-9 DB3I
+15V
R3 162k 1%
1 1
Q1
DB3J J1-10
3 2
-15V R1 1M -15V R6 2.2K
+
TL084
1
R13 1K R5 470K
DB3J DB3G
2
1N4148 D1
ALOGIC
100K R12
-
+15V
0.56uF CW C3
330pF
R10
J1-10 J1-7
U2:A
2
-15V
TO SHEET 2
FROM SHEET 7
DB3N J1-14
J1-4
DB3D
L IN
STEREO MONO 33uF/16V npe SW1
CW
12 13
+
TL084
14
DB3M J1-13
L OUT
TO SHEET 2
+15V 4 R11 100
FROM SHEET 2
20K POT2B
CCW
C8
R21
U1:D
R17 10K
2N3819 Q2
20K 1% 100pF
CW
3
R15 562 1%
20K POT1B
CCW
C9 0.56uF C13 0.56uF C11 R22 162k 1% 12
C2 U1:C 8 1uF 1uF C7 R25 470K U2:C 8
TL084
R26 3.48K 1%
9 10
TL084
3
+ 100 R18 1 1
C10 1uF RLS4148 D4 R28 910 R27 1M
+
9 10
R16 10K
DB3K
+8V
J1-11
RLS4148 D3 R19 100K
+
TL084
U2:D R20 14 1K R23 470K
-15V R24 2.2K
FROM SHEET 2
C12 330pF
DB3C
13
-
J1-3
FROM SHEET 2
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
harman consumer manufacturing, EL PASO.
DESIGNED BY: INFINITY SYSTEMS, INC.
CHECKED BY: V. CAMPOS RELEASED BY: M. RODRIGUEZ DOCUMENT CONTROL: FRED COOLEY
Title Size
BD-50 CONTROL PCB ASSY
Number Rev
4
B
Date Filename
ZD0210
06/17/97
ZD0210-4.S03
04
Drawn by R. MACIAS 3 of 8 Sheet
A
B
C
D
A
B
+15 2.2K
C
D
+15
J2-5 J2-6
CHANNEL R
R9 +15
1
-15
J2-3
Q2
RXT2222A 0.1uF C9
J1-1 J1-2
2SC2412K R3 10 RLS4148 D4 0.1uF C2 3 + IC1 LM318 4 C3 4.3K R5 R4 10 0.1uF 22pf C7 2.2M C6 10pF Q3
1
POWER STAGE
7
1
8
D5 RLS4148 5 6 R8
R FILTER OUTPUT
INPUT
J2-1
Q4 Q1 RXT2907A
J1-3
R1 4.3K 3900pF
R2 20K C1
2
1K
D3 RLS4148
2SC2412K
R15
200
2700pF C8
R13
D2
4.7K C4 D1 RLS4148
R7
2
10K
R6 0.1uF
0.1uF
C5
-15
4.3K
R12
2
20K
4.3K +15
2.2K
R10
R11 R14
J1-4
FEEDBACK
CHANNEL L
R9A +15
J2-2
2.2K
Q2A RXT2222A 0.1uF C9A
J3-3 J3-4
SYNC.
0.1uF C2A 3
RLS4148 D4A
Q3A
7 +
1
8
RLS4148 D5A 5 6 R8A
POWER STAGE
R3A 10
2SC2412K
L FILTER OUTPUT
3
J2-7
INPUT
R1A 4.3K 3900pF R2A 20K C1A C5A R5A 2
IC1A LM318 4 C3A
Q4A Q1A RXT2907A
J3-2
3
1K
D3A RLS4148
2SC2412K R12A R14A R13A
4.3K
R15A
R4A
10
0.1uF C7A
D2A 0.1uF
200
2700pF C8A
10pF
4.7K
2.2K
C4A D1A RLS4148
2.2M C6A
R7A
22pf R10A 20K R11A 4.3K
10K
R6A 0.1uF
-15
4.3K
J3-1
FEEDBACK
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
harman consumer manufacturing ELP.
DESIGNED BY: M. RODRIGUEZ CHECKED BY: V. C. FLORES RELEASED BY: M. RODRIGUEZ DOCUMENT CONTROL: FRED COOLEY
Title Size
MANNY`S RODRIGUEZ MODULATOR
Number
4
04
B
ZD0210
Rev
06/17/97 Date Filename ZD0210-4.S04
Drawn by R. MACIAS 4 of 8 Sheet
A
B
C
D
A
B
+37V
C
D
E
F
10K 1% R6
1N751A ZD2 D3
1N4148 D4 +15V Q4 IRF9530 L1 7.8mH C2 1uF/100V 1N4148 D5 1uF R8 0.05 1%3W C1 R9 100 1% R10 5.62K 1%.5W Q5 MPS8099 L2 4.5mH C20 0.33uF R18 10 3W 270 1W R7
1
DB2A 2 1 DB2B
1
J1B +R
0.001uF
1N4148 C8 10uF/100V 10uF/100V C9 D2
DB2C
22 R5
J1-1 DB2E J1-2 J2-1
NC
0.33uF
0.68uF
R11
C5
P.P.
C7
C6
Q3 R3 22 IRF530
0.1uF
C13 0.67mH
1.6K 1/2W
RIN
5
1N4148
C22 0.15uF L4
K1
D6 1N4003
RIGHT CHANNEL
1N4148
J1-3
3
MODULATOR PCB ASSY
-R
FROM SHEET 2
DB2K
R4 10K 1%
D1 ZD1 1N751A
SHEET 4
J2-7 J1-4 J3-1
-37V
4 12
R12 6.81K 1%.5W
TO R19 SHEET 2
DB2D
LEFT IN
11
2
DB2M J3-2
+37V
2
DB2L
13
R68 10K 1%
1N751A ZD5
1N4148 +15V 270 1W
D21 1N4148 D20 Q10 R67 22 IRF9530 L7 L6 4.5mH 0.33uF C41 C40 0.33uF R32 10 3W C39 0.15uF C38
P.P.
J1A
DB2O
J3-4 J3-3 DB2N
15 14
NC
10uF/100V C46
R13
1.6K 1/2W
R44
C11
D19 R66 10K 1% 1N4148 1N751A
IRF530 1uF ZD4
1N4148 D17 C66
L5
0.67mH
D18 R65 22
D7 1N4003
C10
Q9
0.001uF
10uF/100V C42
0.68uF
0.1uF
1N4148
7.8mH C67 1uF/100V
-L
K2
LEFT CHANNEL +L
3
R64
R60
MPS8099 Q8 R53 6.8K 1%.5W
0.05 1%3W
-37V
100 1% R58 5.62K 1%.5W
TO R57 SHEET 2
3
+37V
Q6 2N3904 10K 5600UF/50V C33
+37V
5600UF/50V C12
D8
J1-5 DB3-E
R14 4.7K R17
R22 13K 1% R20 22.1K 1% ALOGIC R16 1M C17 0.1uF
1N4148 R15 10K Q7 VP0300
CONTROL PCB ASSY SHEET 3
J1-11 DB3-K
FROM SHEET 7
C32 5600UF/50V -15V
C25 5600UF/50V
-37V
-37V
R52 13K 1% R43 22.1K 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
harman consumer manufacturing, EL PASO.
DESIGNED BY: INFINITY SYSTEMS, INC. CHECKED BY: V. CAMPOS RELEASED BY: M. RODRIGUEZ DOCUMENT CONTROL: FRED COOLEY
4
Title Size Number
06/17/97 ZD0210-4.S05
BD-50 POWER AMP
C
Date Filename
ZD0210
Drawn by Sheet
5
Rev
04 R. MACIAS
of
8
A
B
C
D
E
F
A
FROM +12V
B
SHEET 6
7 DB1G J2-3
C
D
SHEET 6
FROM REMOTE J1-1
R33 10K
DB1A
5
JP1
1
6
500KHZ 250KHZ
4001 U4:B
4
C8
J3-3 12R
10 DB1J
FREQ.
1
R35 9.1K
2N3904
R36 10K Q3
2N4403
2 3
R10 100K
0.01uF
1
1uF U2:B 6 8 1 3 C4
1 DB3-1 DB1H
2.2K
R32
SD12
Q2
16 U1 11 10 RESET CLK Q1 Q4 Q5 4020 Q6 Q7 Q8 Q9 Q10 Q11 Q12 Q13 Q14 8
12R
C3 9 7 5 4 6 13 12 14 15 1 2 3 R9 13 12 R34 1M 4011 11 U8:D R23 1K 8 9 U7:C 4011 10
12R
J1-1
J3-1
LED1
GREEN
R7 2.2K
U5:B 8 9 11 10 SET Q D4013 CLK Q RESET 13 12
DB3-2
8 DB1I J3-2
X1 4MHZ R24 1M 13 12 4001 11
6 5 4011 U7:B
2.2K
4
150pF R2 1K C1
R8 4.7K
R22
RED
J1-2
9
LM324AM 12 13 +
2 14 RLS4148 D3 RLS4148 C10 13 12 4011
12R
BD100 CONTROL PCB ASSY.
R21 16K 1%
560-7858 DB1L
1 D8
4011 U7:A
3
150pF R3 1K
U2:A 2 7
J1-4 4
OUT B DB1D
C13
2
ALOGIC 12
TO SHEET 5
OVER CURRENT
10
12R
4
5
J1-2
OUT A DB1B
2
U4:D 33pF U6 9 7 5 4 6 13 12 14 15 1 2 3
2
12R
RLS4148
J3-5
16 RLZ5234B RESET ZD1 R13 11 10
-
10K 1%
U3:D 1uF
R56
D7
10K
11 6 5 3 4
3.9K -15V R25 RLS4148
12R
10
8 9
SD12
4001 U4:C 14 4001
D2 220uF/16V 1 C9 2
3
R4
7 U4:A
R20
15K 1%
Q1 CLK Q4 Q5 Q6 4020 Q7 Q8 Q9 Q10 Q11 Q12 Q13 Q14 8
U7:D C2
33uF/16V npe R1 10 9
U5:A 1 SET Q D 4013 2 CLK Q RESET
3 J1-3 DB1C 6 J2-2 DB1F
+ -
U3:C 8
10K 4.02K 1%
D1 LM324AM + 1 U3:A
RLS4148 LM324AM
3 2
3
12R
4 C7 U8:B 2 1
6 4011 5 8 4011 U8:A 3 9
RLS4148
12R
47uF
R5 49.9K 1% 14 U8:C 10 4011 7 10uF/16V C14 15K 1% 1K 1% R6 6 R14 5 C6
D5 LM324AM 7 + U3:B D4 RLS4148 D6
J2-1 J3-4 11 DB1K 5 DB1E
3
RLS4148
1uF/50V
THRM1
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
harman consumer manufacturing, EL PASO. DESIGNED BY: INFINITY SYSTEMS, INC.
CHECKED BY: V. CAMPOS RELEASED BY: M. RODRIGUEZ DOCUMENT CONTROL: FRED COOLEY
Title
4
Number
BD-50 P. S. LOGIC PCB ASSY
Size
B
Date Filename
ZD0210
D
Rev 04
06/17/97
ZD0210-4.S07
Drawn by R. MACIAS 7 of 8 Sheet
A
B
C
A
B
C
D
E
F
DATE 1
REVISION
CHANGE 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
REASON OF CHANGE
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
CHANGED:
ECN# 1
03/12/97
01
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.
R. MACIAS
04/25/97
02
EFFICIENCY
R MACIAS
06/10/97
03
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.
OSCILATION PROBLEM
R MACIAS
06/17/97
04
A) CHANGE R23 FROM 10K TO 1K ON LOGIC BOARD. B) CHANGE R4 FROM 10K 1% TO 15K 1% ON LOGIC BOARD. OSCILATION PROBLEM R MACIAS
2
2
3
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.
4
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 DOCUMENT CONTROL
Size Number Rev
C
Date Filename
06/17/97
ZD0210
Drawn by Sheet
8 ZD0210-4.S08
04
R. MACIAS
of
8
A
B
C
D
E
F