Harman Kardon HK 990/230 - Page 14

+V
3
GND
2
OUT
1
IR1
KS-803LM(90)
C11
104
C17
47U10
C5
104
R1
10R
R2
10R
TO MCU BOARD
F1
F2
+37V
GND
RELAY
MCU+5V
TO FUSE BOARD
C3
104
DGND
DGND
C1
104
R6
27K
DGND
DGND
DGND
C16
10U16V
DGND
C9
104
DGND
C13
100U16(NC)
Z1
24.576M(HC-49S)
C18
30p
C19
30p
R7
1M
DGND
R4
10K
K1 K2 K3
K4
K5 K6
DGND
DGND
C2
104
C12
100U16
A0
1
A1
2
A2
3
GND
4
VCC
8
WP
7
SCL
6
SDA
5
IC1
AT24C02
1
2
3
4
5
6
CN2
6P(2.0)
STBY+5V
TXD
RXD
GND
MCU-MCLR
GPIO_FAV
C14
47U10
DGND
R3
100R
DGND
R5
10K
R20 560
R21
470
Q2
C1815
R16
4K7
C7
10U10
+5V
+5V
1
2
3
4
CN4
4P(2.0)
TO LED & VOL
DGND
B
A
+5V
DGND
REMOTE
MCU+5V
K8
K9 K10 K11
K12
K7
K13 K14
R46
10K
R47
10K
R45
10K
R44
10K
TO IR BOARD
DGND
R42
10K
R3810K R4010K
Q6
C1815
R54
39K
R50
100R
R52
100K
DGND
DGND
Q4
C1815
R55
39K
R51
100R
R53
100K
DGND DGND
R56
47
V IN
3
GND
1
V OUT
2
IC2
LD1117S33
+5V
C37
100U16
DGND
+5V
+3.3V
C36
104
C6
104(NC)
D4
IN4148
R29 10K
R31 10K
R32 10K R33
10K
R34 10K R35
10K
R36
10K
R37 10K R41
10K
R57
10K
R58 10K R59 10K R60 10K R61 10K
DGNDDGND DGND DGND
+3.3V
R30
27
R49
27
DGND
K15
standby speaker1
speaker2
rec
source left source right input setup
speaker setup
arrow up arrow down arrow left enter
arrow right level setting
TD-27XAX
C1+
1
V+
2
C1-
3
C2+
4
C2-
5
V-
6
11
12 13
14
GND
15
VCC
16
R1 UOT
T1 IN
R1 IN
T1 OUT
IC6
MAX3232CDR(NC)
C40
104(NC)
C39
104(NC)
C42
104(NC)
C41
104(NC)
DGND DGND DGND
DGND
C38
104
1
2
3
4
5
6
7
8
9
10
CN5
2*5P(2.54)90 IDC(NC)
R62
10K
1
2
3
4
5
6
CN14
6P(2.5)
DGND
+5V
+3.3V
R67
10K
R68
4.7K
+3.3V
R43
4.7K
R65
10K
R66
4.7K
R39
10K
+5V
NC
PGC
PGD
GND
+3.3V
RESET
16-BT-151GINK
F2
71
1G
8
LGND
67
PGND
66
VH
65
VDD
64
OSC
63
RESET
62
CS
61
CP
60
DA
59
F1
1
16G
7
Q1G
6
Q16G
5
TSB
57
VF1
16-BT-151GINK
DGND
++
_
LED1
LED Y&W
Y
W
+3.3V
+3.3V
DGND
7
6
5
4
3
2
1
CN1 7P(2.0)
LED+5V
LED+5V
DGNDDGND
R15
10K
DGND
RA2
22
RE0
2
RE1
1
RE2
64
MCLR
7
RE3
63
9
Vddcore/Vcap
10
RE4
62
RE5
61
RE6
60
RE7
59
TX2
4
AVDD
19
AVSS
20
25
VDD
26
RC3/SCL1
34
RC4/SDA1
35
VDD
38
CLKO/OSC1
39
CLKI/OSC2
40
41
ECCP1
33
RB5
43
RB4
44
56
VDD
57
RD7
49
RD6
50
RD4
52
RX1
32
TX1
31
RA3
21
RA1
23
RAO
24
RF1
17
RF2
16
RF3
15
RF4
14
RF5
13
RF6
12
RA4
28
VSSVSSVSSVSS
RX2
5
INT3
45
PGD
37
PGC
42
RD3
53
IC3
PIC 18F66J10
DGND
DGND
DGND
PIC 18F66J10
1
2
3
4
5
CN13
5P(2.0)
TX
RX
Q7
2SC2406
Q8
2SC2406
Q9
2SC2406
+3.3V
C50
10U10
DGND
R48
22K
R19
10K
LED+5V
R85
10K
DGND
Q10
2SC2458
Q18
A950
R8 22K
R9
22K
112