Harman Kardon HS 250, Service Manual

Page: 51 / 60

1
1
D D
C C
B B
A A
go to CN301
Macrovision
control circuit, only
for EU version.
NOT FOR HS250DL VERSION
NEED TO CHECK AGAIN.
FOR HS250DL VERSION.
PLACE UNDER J1,
TO FIX PCB.
FOR HS250DL VERSION.
PLACE BESIDE J2,
TO FIX PCB.
5228C
1.2
VIDEO OUTPUT 071007
A3
10 21 Sunday, October 07, 2007
Title
Size Document Number Rev
Date: Sheet of
Y_OUT
C_OUT
PY_OUT
PB_OUT
PR_OUT
CVBS_OUT
B/Cb/Pb
Filter_Sel_B
R/Cr/Pr
Filter_Sel_A
G/Y/Y
B
CVBS
R
G
V_COMP
RGB_SWITCH
VIDEO5V
-12V
TUNER_VCC
VIDEO5V
VIDEO5V
VIDEO5V
DGND
DGND
DGND
DGND
DGND
DGND
DGND DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
-12V
DGND
DGND
VIDEO5V
VIDEO5V
DGND DGND
DGND
VIDEO5V
DGND
TUNER_VCC
DGND
DGND
R115 2K
R183
820R
R109 75R 1%
R108
75R 1%
R114 75R 1%
R101 75R 1%
C
B E
3
2 1
Q7
8050
H2
HS650-PT02
1 2
R116 75R 1%
R113
15K
4
3 2
5
ENTRY SIDE
J1
DSW-30
1
2
3
4
5
6
7
GND
GND
C
Y
GND
GND
GND
C145
104
C138
104
C142
20p
R182
10k
R195 0R N/A
FB36 50R
GND
Pb
TOP
VIEW
R
B
G
BO
TTO
M
TO
P
PY
Pr
GND
GND
Y
CVBS
GND
J2
AV4-8.4-14/EP
4
3
1
5
6
2
7
8
EC31 220uF/10V
R103
75R 1%
ADA4410-6
U15
ADA4410-6
9
28
1
11 12 13 14
17
18
25 26 30 29
23
8
7
20
21
2
5
4
3
27
15
24
10
19
16
22
6
31 32
GND
LEVEL2
Pb1/B1_HD
M
U
X_SD
Y1_SD Y2_SD C
1_SD
VEE
CV_OUT
VEE
VCC
MUX
_HD
LEVEL1
Pb/B_HD_OUT
Pb2/B2_HD
GND
Y_SD_OUT
G_SEL
GND
F_SEL_B
F_SEL_A
Pr1/R1_HD
DISABLE
C
2_SD
Y/G_HD_OUT
Pr2/R
2_H
D
C_SD_OUT
VCC
Pr/R_HD_OUT
Y2/G2_HD
Y1/G
1_H
D
GND
FB40 50R
R100 75R 1%
C149
104
R194 0R N/A
R184 0R N/A
R105 75R 1%
EC30 1500uF/6.3V
R148 0R N/A
C
B E
3
2 1
Q8
8050
R99
68R 1%
EC28 220uF/10V
C140
20p
R117 75R 1%
FB37 50R
R98
75R 1%
C139
20p
EC25
10uF/16V
C144
104
C141
20p
R104
75R 1%
R110
75R 1%
R102 75R 1%
R193 0R N/A
FB35 50R
R181
0R
EC26
100uF/10V
R111
75R 1%
R107
75R 1%
FB38 50R
ESD2
AVR-M1608C270M*ABB
FB39 50R
C143
104
NJM2561
U14
NJM2561
1
2 5
4 3
6
PowerSave
Vout GND
Vin Vsag
V+
ESD1
AVR-M1608C270M*ABB
R106 75R 1%
EC29 220uF/10V
EC27
33uF/10V
R97 75R 1%
EC33
100uF/16V
C137
104
C190
104
EC32
220uF/10V
R112
2K
U32
L7805
1
2
3
IN
GND
OUT
R118 4.7K
H1
HS650-PT02
1 2
harman/kardon
HS 250/230 Service Manual
Page 51 of 60