Harman Kardon HS 250 - Schematic Diagrams

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
Power Supply on Main board
Come from SMPS board
go to AV board
LOCATION-PAD
C
D
E
A
go to Front Panel board
go to AV board
go to AV board
go to Front Panel board
B
G
TO220FP
5228C
1.2
Power and connector 070913
A3
621Sunday, October 07, 2007
Title
Size Document Number Rev
Date: Sheet
of
D5V
+3.3V
D+12V
3.3V
CLOCK/SCL
DATA/SDA
MCU_MUTE
+12V
S+5V
A5V
+3.3VA+5V
A+5V
A+4.3V
G
TVFORMAT0
CVBS
TUNER_IN_R
R
B
TUNER_IN_L
TVFORMAT1
RGB_SWITCH
HW_MUTE
RF5V
RF3.3V
FE3.3V
AVDD_DAC
Core3.3V
HDMI5V
USB3.3V
VCC1.2V
D+12V
D5V
3.3V
USB5V
5VON
-12V
FRONT_LED
HP_DETECT
CLOCK/SCL
DATA/SDA
IR_IN
MCU_OFF
VFD_STB
IR
AMP_TWAR
AMP_PD
SPDIF_IN
SPDIF_SW
COAXIAL
ADATA_IN
HP_L
HP_R
HP_R
HP_L
DM2
DP2
MCU_MUTE
S5V
ALRCK
ASCLK
AMCLK
ADATA3
ADATA0
OPU5V
iPod_Tx
iPod_Rx
iPod_Check
ADATA2
D5V
DGND
DGND
VCC1.2V
DGND
DGND
DGND
DGND
DGND
DGND
DGND
D5V
D5V+3.3V
DGND
DGND
DGNDDGND
DGND
FB18 50R
EC56
100uF/10V
FB7 50R
CN8
24pin 1.0mm
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
C3
104
FB9 50R
G1 install hole
1 2 3 4 5 6 7 8 9 10 11
GND GND GND GND GND GND GND GND GND GND GND
C4
104
R6
100R
FB11 50R
FB14 50R
FB6 50R
D2
1N5393
EC2
100uF/10V
FB3 50R
FB20 50R
D3
1N5393
EC3
47uF/10V
FB8 50R
R5 4.7K
FB22 50R
R191 4.7K
FB4 50R
CN4
8pin 1.0mm
1
2
3
4
5
6
7
8
D1
1N5393
FB13 50R
EC1
100uF/16V
R192 4.7K
C6
104
G2 install hole
1 2 3 4 5 6 7 8 9 10 11
GND GND GND GND GND GND GND GND GND GND GND
R178 4.7K
FB23 50R
U22
BA33BC0
1
2
3
IN
GND
OUT
CN3
14pin 1.0mm
1
2
3
4
5
6
7
8
9
10
11
12
13
14
U1
BA00HC5FP
5
2
6 1
4
VCC
PVCC
FIN ADJ
VO
FB17 50R
R3 2R
EC55
220uF/10V
R190 4.7K
C8
103
FB1 50R
CN6
5pin 1.0mm
1
2
3
4
5
CN9
16pin 1.0mm
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
R8
200R
FB12 50R
FB16 50R
C7
104
CN5
12pin 1.25mm
1
2
3
4
5
6
7
8
9
10
11
12
G4 install hole
1 2 3 4 5 6 7 8 9 10 11
GND GND GND GND GND GND GND GND GND GND GND
harman/kardon
HS 250/230 Service Manual
Page 47 of 60