DOWNLOAD Harman Kardon AVR 75 (serv.man2) Service Manual ↓ Size: 16.14 MB | Pages: 105 in PDF or view online for FREE

Model
AVR 75 (serv.man2)
Pages
105
Size
16.14 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
avr-75-sm2.pdf
Date
PREV: Harman Kardon AVR 75 Service Manual

Harman Kardon AVR 75 (serv.man2) Service Manual ▷ View online

6 7
Harman Kardon
Dolby Digital Audio/Video Receiver
AVR75/85
INTEGRATED CIRCUIT DIAGRAMS 7
Control
Control
Control
Level Shift
Level Shift
Level Shift
Shift Register
Shift Register
Shift Register
Latch
Latch
Latch
L1
L1
L1
L2
L2
L2
L3
L3
L3
LCOM1
LCOM1
LCOM1
L4
L4
L4
L5
L5
L5
L6
L6
L6
LCOM2
LCOM2
LCOM2
L7
L7
L7
L8
L8
LCOM3
LCOM3
LCOM4
LCOM3
VDD
VDD
VDD
VSS
VSS
VSS
VEE
VEE
VEE
RES
RES
RES
S
S
S
R1
R1
R1
R2
R2
R2
R3
R3
R3
RCOM1
RCOM1
RCOM1
R4
R4
R4
R5
R5
R5
R6
R6
R6
RCOM2
RCOM2
RCOM2
R7
R7
R7
R8
R8
RCOM3
RCOM3
RCOM4
RCOM3
DI
DI
DI
CL
CL
CL
CE
CE
CE
QS57 - LC78212 ANALOG SWITCH
Q512 - LC78213 ANALOG SWITCH
Q511, Q556 - LC78211 ANALOG SWITCH
VDD
GND
S40
OFF
S41
S10
S42
S11
S34
C12
S32
S20
S31
S21
S30
VSS
16
1
15
2
14
3
13
4
12
5
11
6
10
7
9
8
SW1
SW4
SW4
SW3
SW3
SW2
QY12 - TC9215 ANALOG SWITCH
QE04, 05, 06, QG04-07, QG57 - TC9213P
ELECTRIC VOLUME CONTROL
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
OUT1
IN1
A-GND
OUT2
IN2
STB
DATA
OUT1
IN1
A-GND
OUT2
IN2
GND
CK
VDD
VSS
(TOP VIEW)
TC9213P
Left
Channel
Right
Channel
1
1
2
2
3
3
1
2
3
COMMON
INPUT
OUTPUT
1
2
3
INPUT
COMMON
OUTPUT
-5, -15V REGULATORS
Q802 - NJM7915
Q804 - NJM7905
+5, +15V REGULATORS
Q801 - NJM7815
Q803 - NJM7805
6 8
Harman Kardon
Dolby Digital Audio/Video Receiver
AVR75/85
INTEGRATED CIRCUIT DIAGRAMS 8
1
1
1
2
2
2
3
3
3
4
4
4
5
5
5
6
6
6
7
7
7
8
8
8
9
9
9
10
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
11
20
20
12
21
21
13
22
22
14
23
23
15
24
24
16
25
25
17
26
26
18
27
27
19
28
28
20
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O 0
I/O 1
I/O 2
GND
VCC
VDD
R1
R2
R-COM1
R3
R4
R-COM2
R5
R6
R-COM3
R7
R-COM4
DATA
CK
VCC
DE2
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
WE
A13
A8
A9
A11
OE
A10
CE
I/O 7
I/O 6
I/O 5
I/O 3
I/O 4
QM10 - 8X32 SRAM
QC11 - NJU7311L
ANALOG SWITCH
Q652 - 74HC541
3-STATE BUFFER/
LINE DRIVER
Q605 - 74HC74
DUAL D-TYPE FLIP-FLOP
Q607, 608 - 74HC164E
8-BIT SERIAL-IN/PARALLEL-OUT
SHIFT REGISTER
QF01 - NJM2058
QUAD OP-AMP
Q604 - 74HC157A
QUAD 2-INPUT MULTIPLEXER
1
1
1
1
2
2
2
2
3
3
3
3
4
4
4
4
5
5
5
5
6
6
6
6
7
7
7
7
8
14
14
14
16
13
13
13
15
12
12
12
14
11
11
11
13
10
10
10
12
9
9
9
11
8
8
8
10
9
VCC
VCC
VCC
1RD
DSA
S
DSB
1I0
Q0
1I1
Q7
E
Q1
1Y
Q6
4I0
Q2
2I0
Q5
4I1
3I0
3I1
Q3
2I1
Q4
4Y
GND
2Y
GND
2RD
2SD
1SD
1D
1CP
1Q
1Q
GND
2D
2CP
2Q
2Q
MR
CP
3Y
1
2
3
4
5
6
7
1
2
3
4
5
6
7
14
13
12
11
10
9
8
14
13
12
11
10
9
8
QT04 - 74LS132
QUAD 2-INPUT NAND
SCHMITT TRIGGER
QR02 - TC74CH00AP
QUAD 2-INPUT NAND GATE
VCC
A2
B2
02
A3
B3
03
A0
B0
O0
A1
B1
01
GND
1A
1B
1Y
2A
2B
2Y
GND
VCC
4B
4A
4Y
3B
3A
3Y
OUTPUT 1
-INPUT 1
+INPUT 1
+V
+INPUT 2
-INPUT 2
OUTPUT 2
OUTPUT 4
-INPUT 4
+INPUT 4
-V
+INPUT 3
-INPUT 3
OUTPUT 3
VEE
L1
L2
L-COM1
L3
L4
L-COM2
L5
L6
L-COM3
L7
L-COM4
ST
VSS
DE1
A1
A2
A3
A4
A5
A6
A7
A8
GND
6 9
Harman Kardon
Dolby Digital Audio/Video Receiver
AVR75/85
INTEGRATED CIRCUIT DIAGRAMS 9
BIAS
1
8
2
7
3
6
4
5
BUFFER
GND
V out
V+
NC
V in 1
CTL
V in 2
NC
1
2
3
5
7
4
6
9
8
SERIAL/PARALLEL
CONVERTER
SERIAL/PARALLEL
CONVERTER
ERROR CHECK
SYNCHRONISM
CHECK
OSCILLATOR
SYSTEM CONTROL
SYNCHRONISM
A, B, C, C', D
OSC2
CORRECTION
ERROR
CORR.
SEL
CD.S.CONTROL
OSC1
VSS3
VSS2
VSS1
VDD
RES
CL.ED.SEL
DATA OUT
CLOCK OUT
DATA START
DATA IN
CLOCK IN
RECEIVE
QY10 - TC9173
PORT EXPANDER
QY11 - TC9174P
PORT EXPANDER
Q902 - LC7073 RDS ERROR MODULATOR
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
16
16
15
15
14
14
13
13
12
12
11
11
10
10
9
9
VDD
STB
CK
SI
SO
I/O-10
I/O-9
I/O-8
VDD
STB
CK
SI
SO
OP-10
OP-9
OP-8
GND
I/O-1
I/O-2
I/O-3
I/O-4
I/O-5
I/O-6
I/O-7
GND
OP-1
OP-2
OP-3
OP-4
OP-5
OP-6
OP-7
Level Shift
Shift Register
Latch
Control
L1
L2
L3
LCOM1
S
COM3
IN6
COM2
IN5
IN4
DI
CL
CE
QL01, QL51, QL52 - LC7824
ANALOG SWITCH
QN84 - TA7317P OVERLOAD PROTECTOR
QL04, QL05 - NJM2233D
VIDEO AMP
SW5
SW4
SW1
SW2
SW3
SW7
SW6
7 0
Harman Kardon
Dolby Digital Audio/Video Receiver
AVR75/85
INTEGRATED CIRCUIT DIAGRAMS 10
3
2
4
1
5
6
7
8
9
13
15
16
12
11 10 14
R27
R28
R1
R15
C7
C8
C1
C2
R4
R17
TR4
TR14
TR1
TR11
TR2
TR12
R3
TR3
TR13
R2
R16
D1
R25
R26
TR6
TR16
R7
R20
R11
R24
TR10
TR20
R9
R22
TR8
TR18
C4
C6
D2
D3
R5
R18
R6
R19
TR5
TR15
C3
C5
TR9
TR19
R10
R23
R8
R21
TR7
TR17
QP01 - STK401
STEREO POWER AMP
QX63 - NJM2267D VIDEO AMP
QL03, QL55-57 - MC14576S, MC14577A
VIDEO AMP
Q603 - HM62H256AJ-15T 32Kx8
HIGH SPEED CMOS STATIC RAM
5
7
4
8
1
6
3
2
6.2dB
Amp
6.2dB
Amp
75
Driver
W
75
Driver
W
Clamp
Clamp
2.07K
W
2.07K
W
2.2K
W
2.2K
W
750
W
750
W
V
2
OUT
V+
V
1
OUT
V 2
IN
V 1
IN
V
2
SAG
V
1
SAG
GND
A0
A0
A14
VO1
V08
CS
OE
WE
A8
A12
A3
VCC
GND
Ag
A2
A11
COLUMN
DECODER
COLUMN I/O
ROW
DECODER
INPUT
DATA
CIRCUIT
CONTROL
CIRCUIT
256x256
MEMORY
ARRAY
1
2
3
4
8
7
6
5
B OUTPUT
A OUTPUT
B -INPUT
A -INPUT
VSS
VDD
500
500
500
500
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