LG 22LD310 Service Manual page 16

HDMI
22
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
20
21
JK301
QJ41193-CFEE1-7F
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
2SC3052
C Q301
READY
B R313
R302
R301 HPDCTL
1K
10K 10K
E
HD_5V
R320
4.7K
R323
HDMI_5V_DET
10K
R321
10K
R303 10
R304 10
R305 5.6
R306 5.6
R307 5.6
R308 5.6
R309 5.6
R310
5.6
R311 5.6
R312 5.6
MMBD301LT1G
D301
IC301 30V
AT24C02BN-10SU-1.8
R327 R329 R331
10K 4.7K 4.7K
A0 VCC
1 8
A1 WP
R322
2 7
100
A2 SCL
R324
3 6
100
GND SDA
R325
4 5
100
READY
R328
0
HDMI
HDMI_SDA
HDMI_SCL
TXCLK-
TXCLK+
B_TX0-
B_TX0+
G_TX1-
G_TX1+
R_TX2-
R_TX2+
KCN-DS-1-0089
ENKMC2838-T112
D302
A1
5V_M
C
A2
HD_5V
C302
0.1uF
50V
DDC_CTL
HDMI_SCL
HDMI_SDA
P301
6630TGA004K
6
RED_GND
GND_2
1
11
RED
GREEN_GND
7
DDC_DATA
2 12
GREEN
D303
30V
8
BLUE_GND
H_SYNC
3 13
BLUE
9
NC
V_SYNC
4 14
GND_1
10
SYNC_GND
DDC_CLOCK
5 15
DDC_GND
D304
30V
16
SHILED
EAX61462901
HDMI/RGB
PC(Control)
DSUB_SDA
DSUB_SCL
2009/08/20
3 7
LGE Internal Use Only