Harman Kardon HK 990/230 - Page 7

1
2
3
4
5
1
2
3
4
5
1
2
3
4
5
CN12
5P2.5
1
2
3
4
1
2
3
4
1
2
3
4
CN13
4P(2.0)
HP DETECT
HP L
GND
HP R
HEADPHONE_MICRO#
+15V
-15V
MIC OUT
AGND
6
5
7
8
6
5
7
8
6
5
7
8
IC5B
NJM2068
R26
1K
R25
1K
R30
100R
R29
100R
R24
10K
R23
10K
R28
100k
C36
104
C35
104
C31
47P
C32
150P
C40
10u16
C41
10u16
2
3
1
4
2
3
1
4
2
3
1
4
IC5A
NJM2068
C38
10u16
B
A
5
6
1
2
4
3
B
A
5
6
1
2
4
3
B
A
5
6
1
2
4
3
RELAY1
JRC-27F/012-M(555)
R22
200
D4
IN4148
Q2
C2120
R19
47K
R18
10K
GND
R15
10R
Phones board
1
2
4
5
K
3
7
8
K
CK1
CK-6.35-02
R IN
L IN
R10
1K
R8
1K
R14
1K
R13
1K
C2
104
+15V
-15V
+15V
-15V
C5
104
R1
10R
R9
1K
R7
1K
R11
1K
R12
1K
C1
104
+15V
-15V
C3
104
R2
10R
17
16
19
18
20
IC4B
TPA6120A2
R31
27K
+15V
TO Pamp PCB
TO Pamp PCB
4
5
2
21
3
1
IC4A
TPA6120A2
C9
100U25
C10
100U25
+15V
-15V
+15V
C29
331P
C30
331P
R17
47K
R20
47K
R4
10K
R32
2.2K
R3
1.65K
C4
473
C42
104
C7
470P
2.12V
R5
OPEN
105