LG 49UF6700 - Page 41

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
2014.04.24
HEAD_PHONE_EU 30
M1A_URSA9_UD
HP_DET
HP_ROUT
R3004
1K
HEAD_PHONE
HP_LOUT
C3003
1000pF
50V
OPT
JK3000
PEJ038-3B6
PHONE_JACK
3DETECT
4L
5GND
1R
C3005
4.7uF
10V
HEAD_PHONE
R3005
10K
HEAD_PHONE
+3.5V_ST
+3.3V_NORMAL
C3001
10uF
16V
HEAD_PHONE
L3000
HEAD_PHONE
5.6uH
L3001
HEAD_PHONE
5.6uH
C3004
4.7uF
10V
HEAD_PHONE
R3000
1K
OPT
Q3000
MMBT3904(NXP)
OPT
E
B
C
Q3001
MMBT3906(NXP)
OPT
E
B
C
Q3004
MMBT3904(NXP)
OPT
E
B
C
Q3005
MMBT3904(NXP)
OPT
E
B
C
Q3003
MMBT3904(NXP)
OPT
E
B
C
Q3002
MMBT3904(NXP)
OPT
E
B
C
R3003
1K
HEAD_PHONE
C3002
1000pF
50V
OPT
C3000
10uF
16V
HEAD_PHONE
R3001
3.3K
OPT
R3002
1K
HEAD_PHONE
SIDE_HP_MUTE
R3006
100
RS232C_PHONE
C3008
0.1uF
RS232C_PHONE
C3011
0.1uF
RS232C_PHONE
ZD3001
ADUC 20S 02 010L
20V
OPT
IC3001
MAX3232CDR
EAN41348201
RS232C_PHONE
3
C1-
2
V+
4
C2+
1
C1+
6
V-
5
C2-
7
DOUT2
8
RIN2
9
ROUT2
10
DIN2
11
DIN1
12
ROUT1
13
RIN1
14
DOUT1
15
GND
16
VCC
+3.5V_ST
C3010
0.1uF
RS232C_PHONE
C3007
0.1uF
RS232C_PHONE
R3007
100
RS232C_PHONE
PM_RXD
ZD3002
20V
ADUC 20S 02 010L
OPT
C3009
0.1uF
RS232C_PHONE
C3006
0.33uF
RS232C_PHONE
PM_TXD
R3008
0
RS232C_PHONE
R3009
0
RS232C_PHONE
Close to the Main IC
Close to the Main IC
Headphone
RS-232C Control INTERFACE
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Only for training and service purposes
LGE Internal Use Only