Lenovo LXM-L19BH Service Manual page 20

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L501
Chroma
120 OHM
CN501
C501
330pF
1
4
Mode:46
2
3
S-Video
L502
GND
DIN JACK
Luma
120 OHM
C504
330pF
CN502
L503
2
CVBS_IN
JACK
Mode:0A
120 OHM
C507
330pF
GND
{4,7}
GPIO9/SCL
{4,7}
GPIO10/SDA
C511 22pF
14.31818MHz
+3V3_A
C512 22pF
GND
+1V8_A
U501
1
VI_1B
C503
2
VI_1C
0.001uF
3
CH1_A33GND
R501
C502
4
75
 
1/16W
CH1_A33VDD
330pF
5
CH2_A33VDD
6
CH2_A33GND
GND
7
VI_2A
8
VI_2B
C506
9
VI_2C
0.001uF
10
CH2_A18GND
R502
C505
11
75
 
1/16W
CH2_A18VDD
330pF
12
A18VDD_REF
13
A18GND_REF
GND
14
CH3_A18VDD
15
CH3_A18GND
16
VI_3A
17
VI_3B
C509
18
VI_3C
0.001uF
19
CH3_A33GND
R503
C508
20
75
 
1/16W
CH3_A33VDD
330pF
GND
GND
TVP5146
+5V
R505
R504
10K
1/16W
10K
1/16W
 
 
MSTR_SCL
MSTR_SDA
{4}
VBI_INTR
{4}
/RESET
{4}
VIDEO_PW_EN
TP504
TP505
X501
R517
R516
NC
10M
 
1/16W
R515
NC
R514
NC
R506
GND
NC
+3V3_D
VBI_INTR
RESETn
VIDEO_PW_EN
R507
0
 
1/16W
R508
NC
GND
GND
FSS
R509
NC
AVID
R510
NC
Page 20 of 44
+3.3V_DVDD
PVVS
TP503
PVHS
TP502
+1V8_D
FID
TP501
+3V3_D
+1.8V_DVDD
60
C6/GPIO/RED
59
C7/GPIO/GREEN
58
C8/GPIO/BLUE
57
C9/GPIO/FSO
56
DGND
55
DVDD
54
Y0
53
Y1
52
YOUT2
Y2
51
YOUT3
Y3
50
YOUT4
Y4
RN501
22
49
1
8
IOGND
2
7
48
3
6
IOVDD
4
5
47
YOUT5
Y5
46
YOUT6
1
8
Y6
2
7
45
YOUT7
3
6
Y7
4
5
44
YOUT8
Y8
RN502
22
43
YOUT9
Y9
42
DGND
41
DVDD
R513
0
1/16W
VGND
 
VCLK
VCLK
R511
4.7K
 
1/16W
C510
NC
Hi:BA
GND
Lo:B8
R512
NC
Lenovo LXM-L19BH
+3V3_A
L504
600 OHM
C514
C515
C516
C517
C518
+
C513
47uF/16V
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
GND
+3V3_D
L505
600 OHM
C520
C521
C522
+
C519
47uF/16V
0.1uF
0.1uF
0.1uF
GND
+1V8_D
L506
600 OHM
C524
C525
C526
C527
+
C523
47uF/16V
0.1uF
0.1uF
0.1uF
0.1uF
GND
+1V8_A
L507
600 OHM
C529
C530
C531
C532
C533
C528
+
47uF/16V
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
GND
YUV[0..7]
YUV[0..7] {4}
 
1/16W
YUV0
YUV1
YUV2
YUV3
YUV4
YUV5
YUV6
YUV7
1/16W
 
Connect two grounds at single point.
VGND
GND
{4}

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