LG 42LC7D (CHASSIS:LA73E) Service Manual ▷ View online
- 25 -
- Audio Link system
BCM3550
CXA2069
+5V
4.7
k(
R
5097
)
22
(R
3126
)
C
O
M
P
1_S
W
+5V
4.7
k
22
(R
3125
)
C
O
M
P
2_S
W
AE
1
AC4
0
(R3072
)
2.7
k
(R
5128
)
HDMI_P
OWER
_
1
AD2
4
0
(R3075
)
HDMI_P
OWER
_
2
AC2
2
Y2
3
5(
GND)
+9V
100
k
(R
5027
)
A
V
1_S
W
+9V
100
k
(R
5069
)
A
V
2_S
W
6(S
2-
1)
1
3
(S
2-
2)
0
(R5088
)
100
(R
5079
)
J5005
J5004
J5007
P5001
22
(R
3052
)
/R
GB-PC
5V_
H
IG
H
5V_
H
IG
H
9V_
H
IG
H
9V_
H
IG
H
5V_
H
IG
H
5V_
H
IG
H
0V_
H
IG
H
¥R
G
B
-P
C
‰d
, H/W
†˛
B\
L.
¥
Plug-IN (LO
W)
,
Plug-O
U
T
(
H
IG
H)
P7007
P7008
P7004
+5V
10
k
1k
- 26 -
- Audio Input level for RF/AV
700mV
700mV
Input
IC spec
Measurement
wa
veform
700mV
700mV
Measurement
data
PAL
NTSC and PAL
NTSC and PAL
System
SCART-CVBS
AV
RF
Input signal
* Measurement data for RF/AV amplitude at the point of BCM3550 input pin
- 27 -
- Video Input level for S-Video/Component
500mV~1V
700mV
800mV
700mV
480i@60
Hz,576i@50
Hz
NTSC and PAL
Component
S-Video
Input
IC spec
Measurement
wa
veform
Measurement
data
System
Input signal
* Measurement data for S-video/Component input amplitude at the point of
BCM3550 input pin
- 28 -
- Main feature of BCM3550
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