Read Harman Kardon HK 980 (serv.man5) Service Manual online
VDD
16
D
2
VSS
8
Q5
14
OE
15
Q6
13
Q2
5
Q3
6
Q4
7
Q8
11
CS
10
CLK
3
Q7
12
Q1
4
STR
1
QS
9
IC1
TC4094
2
3
4
5
6
7
8
9
10
11
12
L
ev
el
S
h
if
te
r
La
tc
h
C
ir
cu
it
29
28
27
26
25
24
23
22
21
20
19
L
ev
el
S
h
if
te
r
La
tc
h
C
ir
cu
it
Control Circuit
DATA
17
CLK
16
ST
14
VS
S
15
VE
E
1
VD
D
30
NC
13
NC
18
IC3
NJU7311AM
NJU7311AM
ADR0
17
ADR1
18
V-
19
V+
20
N.C.
21
N.C.
22
Tone_Ba2b
23
Tone_Ba1b
24
Tone_Mi2b
25
Tone_Mi1b
26
Tone_Tr1b
27
GND
28
outB
29
SWCB
30
GND
31
inB
32
inA
1
GND
2
SWCA
3
outA
4
GND
5
Tone_Tr1a
6
Tone_Mi1a
7
Tone_Mi2a
8
Tone_Ba1a
9
Tone_Ba2a
10
N.C.
11
GND
12
VDDout
13
DATA
14
CLOCK
15
LATCH
16
P4.2
1
P1.0
2
P1.1
3
P1.2
4
P1.3
5
P1.4
6
P1.5
7
P1.6
8
P1.7
9
RESET
10
P3
.0
11
P4
.3
12
P3
.1
13
P3
.2
14
P3
.3
15
P3
.4
16
P3
.5
17
P3
.6
18
P3
.7
19
XT
A
L
1
20
XT
A
L
2
21
GN
D
22
P4
.0
23
P2.0
24
P2.1
25
P2.2
26
P2.3
27
P2.4
28
P2.5
29
P2.6
30
P2.7
31
PSEN#
32
ALE/PROG#
33
P4
.1
34
EA
#
35
P0
.7
36
P0
.6
37
P0
.5
38
P0
.4
39
P0
.3
40
P0
.2
41
P0
.1
42
P0
.0
43
VC
C
44
+
-
IN+
4
IN-
16
IN+
17
-V
C
C
1
LOUT
2
ROUT
19
-V
C
C
20
+V
C
C
3
+V
C
C
18
IN-
5
+
-
IC6
TPA6120A2DWP
TPA6120A2DWP
CE
0
11
LA
TC
H
15
GN
D
16
OU
T
L
1
BO
U
T
L
2
OU
T
R
5
IN
L
9
V-
8
V
SS_
O
U
T
6
V+
7
IN
R
10
BO
U
T
R
4
VD
D_
O
U
T
3
CL
O
CK
14
DA
T
A
13
CE
1
12
Bi
as
In
te
rf
ace
&
Lo
gi
c
IC8
NJW1159M
1
2
3
-V
4
GN
D
5
6
7
8
9
10
11
NC
12
+V
13
14
15
16
IC5
NJU201AM
2
3
1
4
IC9A
NJM2068M
6
5
7
8
IC9B
NJM2068M
6
5
7
8
IC17B
NJM5532M
2
3
1
4
IC17A
NJM5532M
I
1
G
2
O
3
IC20
KA7815
KA7815
O
3
G
1
I
2
IC21
KA7915
KA7915
I
1
G
2
O
3
IC19
KA7812
KA7812
I
1
G
2
O
3
IC22
KA7805
KA7805
2
3
1
4
IC12A
OP275GS
-
6
+
5
7
V+
8
IC13B
OP275GS
IC1
SM5964C40J(PLCC44)
SM5964C40J(PLCC44)
IC7
NJW1119AV
NJW1119AV
8
harman/kardon
HK 980/230 Service Manual
Page 9 of 50
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