External Interface - LG 49LF5400 Service Manual

EXTERNAL INTERFACE

AV/COMPONENT
JK401
PPJ245N2-01
[RD2]E-LUG
6E
[RD2]O-SPRING
5E
[RD2]CONTACT
4E
[WH]O-SPRING
5D
[RD1]CONTACT
4C
[RD1]O-SPRING
5C
[RD1]E-LUG-S
7C
[BL]O-SPRING
5B
[GN/YL]CONTACT
4A
[GN/YL]O-SPRING
5A
[GN/YL]E-LUG
6A
UART For DEBUG
JK400
OPT
KJA-PH-1-0177
R400 1/16W
5%
0
6 M6
1 M1
3 M3_DETECT
4 M4
5 M5_GND
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.
Copyright ⓒ 2015 LG Electronics. Inc. All right reserved.
Only for training and service purposes
R409
10K
VR403 OPT
R402
R408
OPT C402
470K
1000pF 12K
50V
R406
10K
R401
VR401 OPT +3.3V_NORMAL
470K R407
C401
OPT
1000pF 12K
50V
AR401
10K
1/16W
OPT
VR402
ZD404
OPT
R405
VA402
75 1%
ICVS0518150FR_
ZD405
comp-shape=1005
ZD402
OPT
R404
VA401
75 1%
ZD403
ICVS0518150FR_ comp-shape=1005
OPT
VR400
ZD401 R403
OPT
75
VA400
1%
ZD400 ICVS0518150FR_
comp-shape=3216
+3.3V_ST
IC400
MAX3232CDR
C400
0.1uF
VCC C1+
16 1
C406
0.1uF
GND V+
15 2
AR400
100
1/16W C405
DOUT1 C1- 0.1uF
14 3
RIN1 C2+
13 4
C404
ROUT1 C2- 0.1uF
12 5
DIN1 V-
11 6
C403
DIN2 DOUT2
0.1uF
10 7
ROUT2 RIN2
P400 9 8
12507WS-04L
EAN41348201
1
2
3
4
5
COMP_R_IN
COMP_L_IN
COMP_DET
COMP_Pr+
COMP_Pb+
AV_DET
COMP_Y+
USB(SIDE)
OPT
C407 C409
P401
OPT
22uF 22uF
3AU04S-305-ZC-(LG) ZD406
5V 16V 16V
3216 3216
OPT
RCLAMP0502BA
C413
OPT
5pF
D400
50V
SPDIF OPTIC JACK
+3.3V_NORMAL
SPDIF_OUT
C408
OPT 1uF
10V
ESD Ready
HDMI_1(REAR)
R410
JK404
GND
SHIELD
20
HP_DET
19
5V OPT
VR404
18
GND
17
DDC_DATA
16
DDC_CLK
15
NC
14
CE_REMOTE
13
CK-
12
CK_GND
DLP11SA900HL2L
11
CK+
10
D0-
9
DLP11SA900HL2L
D0_GND
8
D0+
7
D1-
6
D1_GND
5
DLP11SA900HL2L
D1+
4
D2-
3
DLP11SA900HL2L
D2_GND
2
D2+
1
HDMI_EMI_Filter
HDMI_2(SIDE)
Check!!
HPD2 Pull-Up
HDMI2_5V
GND
OPT
JK403 R420 R411
BODY_SHIELD
10 1K
20
HP_DET
19
5V
18
VR405
OPT
GND
17
DDC_DATA
16
DDC_CLK
15
NC
14
CE_REMOTE
13
CK-
12
+5V_USB
AR404
CK_GND
11
CK+
10
D0-
9 AR405
OPT OPT
C417 C418 D0_GND
8
22uF 22uF
D0+
10V 10V
7
2012 2012
D1-
6
AR402
D1_GND
5
SIDE_USB_DM
D1+
4
D2-
AR403
SIDE_USB_DP 3
D2_GND
2
OPT
C414
D2+
5pF 1
50V
SPDIF
JK402
JST1223-001
GND
VCC
VINPUT
SPDIF
C412
18pF
50V
OPT
R414
10K
C
TR_NXP R418
1K Q400 B 10K
HPD1
MMBT3904(NXP)
+5V_NORMAL
E C
OPT
VR408 TR_KEC
B
Q400-*1 AR410
5V_DET_HDMI_1 2N3904S 4.7K
R413 1/16W
E
2.7K
DDC_SDA_1
R416
VR409 DDC_SCL_1
4.7K
OPT
OPT OPT
VR410 VR412
5.1
L401
AR406 1/16W
CK-_HDMI1
4 3
CK+_HDMI1
1 2
5.1
L402 AR407 1/16W
D0-_HDMI1
4 3
D0+_HDMI1
1 2
5.1
L403
AR408 1/16W
D1-_HDMI1
4 3
D1+_HDMI1
1 2
5.1
AR409
L404
1/16W
D2-_HDMI1
4 3
D2+_HDMI1
1 2
R419
33
HPD2
OPT
VR406
+5V_NORMAL
AR411
R412 5V_DET_HDMI_2
4.7K
2.7K
1/16W
DDC_SDA_2
VR407 R415
DDC_SCL_2
OPT 4.7K
OPT OPT
VR411 VR413
OPT
D401
IP4283CZ10-TBA
5.1
1/16W
1 10
CK-_HDMI2
2 9 CK+_HDMI2
5.1
3 8
1/16W
4 7 D0-_HDMI2
D0+_HDMI2
5 6
5.1
1/16W
1 10 D1-_HDMI2
2 9 D1+_HDMI2
5.1
3 8
1/16W
4 7 D2-_HDMI2
D2+_HDMI2
5 6
D402
IP4283CZ10-TBA
OPT
L15_M1L 141020
4 5
COMP/USB/SPDIF
LGE Internal Use Only