LG 42LN541C Service Manual page 27

IR/LED and control for normal models.
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 ⓒ 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
+3.5V_ST
R608
R606
10K 10K
1% 1%
L602
R602
BLM18PG121SN1D
100
KEY1
C604
0.1uF
L603 AMOTECH CO., LTD.
R603
100 BLM18PG121SN1D
KEY2
OPT
C603
VA601
0.1uF
5.6V
AMOTECH CO., LTD.
+3.5V_ST L601
BLM18PG121SN1D
C601 C602
0.1uF 1000pF
16V 50V
LED_R
+3.5V_ST
IR_OUT_EU +3.5V_ST
R605
IR_OUT IR_OUT
1K
R601
22 R609
IR_OUT 1K
IR_OUT_EU
IR_OUT_EU R607
C 10K
Q601
R611
B
2SC3052 IR_OUT
E 3.3K
R610
C 47K
B
IR_OUT
Q602
E
2SC3052
IR_OUT_US
R604
0
IR
OPT
VA602
5.6V
P601
12507WR-08L
1
2
3
4
5
R615
1.5K
6
OPT
C608
7
0.1uF
16V
8
9
+3.5V_ST
OPT
C607
ZD603
100pF
5.48VTO5.76V
50V
LA2AW 2012.09.11
IR/CONTROL 6
LGE Internal Use Only