Control; Ir & Led - LG 42LD450 Service Manual

CONTROL

+3.5V_ST
IR & LED
R7605
10K
1%
R7600
100
KEY1
R7601
100
KEY2
+3.5V_ST
R7604
47K
R7602
22
IR
Q7600
2SC3052
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 © 2010 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
R7606
10K
L7600
1%
BLM18PG121SN1D
L7601
BLM18PG121SN1D
C7600 C7601
0.1uF 0.1uF
16V 16V
+3.5V_ST
R7608 +3.5V_ST
47K
R7607
C
10K
R7610
B
3.3K
E
R7609
OPT
C 47K
B
Q7601
E
2SC3052
COMMERCIAL
R7603
0
OPT
R7611
22
IR_OUT
Commercial
P7600
12507WR-03L
1
2
3
4
L7602
BLM18PG121SN1D
L7603
D7603
BLM18PG121SN1D
5.6V
AMOTECH
C7602 C7603
0.1uF 0.1uF
D7602
5.6V
AMOTECH
+3.5V_ST
L7604
BLM18PG121SN1D
C7604 C7605
0.1uF 1000pF
16V 50V
+3.3V_Normal
+3.5V_ST
+3.5V_ST
R7613
47K
Commercial
Commercial_EU
R7615
47K
R7614
C
10K
Q7602
B
2SC3052
E Commercial_EU
Commercial_EU
R7616
C 47K
B
Q7603 E Commercial
2SC3052
Zener Diode is
Commercial
R7612
close to wafer
0
Commercial_US
EYEQ/TOUCH_KEY
R7618
100 D7604
NEC_EEPROM_SCL
CDS3C05HDMI1
5.6V
C7609
1000pF
50V
OPT
EYEQ/TOUCH_KEY
R7619
100
NEC_EEPROM_SDA
C7610 D7605
CDS3C05HDMI1
1000pF
5.6V
50V
OPT
R7620 1.5K
LED_B/LG_LOGO
OPT
C7611
0.1uF
16V
R7617
100
D7606
C7608 5.6V
100pF AMOTECH
50V
L7605
BLM18PG121SN1D
R7621
LED_R/BUZZ
C7607
C7606
1.5K
1000pF OPT
0.1uF
50V
R7622
16V
10K
GP2_Saturn7M
IR & LED
12PIN_STRAIGHT
12PIN_ANGLE
P7601-*1
P7601
12507WS-12L
12507WR-12L
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
Ver. 1.2
6
LGE Internal Use Only