27LS5400, 27LS540T (CHASSIS:LD02M) - LG TV Service Manual (repair manual). Page 26

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U
S
B
 
D
O
W
N
 
S
T
R
E
A
M
F
i
b
e
r
 
O
p
t
i
c
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.
C405
0.1uF
R417
10K
IC401
MAX3232CDR
Hotel_Model(RS232C apply)
3
C
1
-
2
V
+
4
C
2
+
1
C
1
+
6
V
-
5
C
2
-
7
D
O
U
T
2
8
R
I
N
2
9
R
O
U
T
2
1
0
D
I
N
2
1
1
D
I
N
1
1
2
R
O
U
T
1
1
3
R
I
N
1
1
4
D
O
U
T
1
1
5
G
N
D
1
6
V
C
C
R407
75
JP429
C417
0.1uF
16V
Hotel_Model(RS232C apply)
D416
MMBD6100
A2
C
A1
R446
10K
JP403
JP412
JP413
DSUB_G
C414
220pF
50V
R440
100
C409
0.33uF
16V
Hotel_Model(RS232C apply)
R426 0
Q400
MMBT3904(NXP)
E
B
C
C415
0.1uF
16V
+3.3V_AVDD
JP405
R431
0
OPT
R447
10K
RGB_DDC_SCL
R419
47
C413
220pF
50V
USB_DM
1:AL8
COMP_L_IN
R415
470K
OPT
JP428
+5V_GENERAL
R416
1K
C412
0.33uF
16V
Hotel_Model(RS232C apply)
R418
47K
JP400
C403
18pF
50V
OPT
DSUB_R
JK406
SPG09-DB-010
1
R
E
D
2
G
R
E
E
N
3
B
L
U
E
4
G
N
D
_
1
5
D
D
C
_
G
N
D
6
R
E
D
_
G
N
D
7
G
R
E
E
N
_
G
N
D
8
B
L
U
E
_
G
N
D
9
N
C
1
0
S
Y
N
C
_
G
N
D
1
1
G
N
D
_
2
1
2
D
D
C
_
D
A
T
A
1
3
H
_
S
Y
N
C
1
4
V
_
S
Y
N
C
1
5
D
D
C
_
C
L
O
C
K
1
6
S
H
I
L
E
D
JP414
R442
470K
OPT
R438
1K
OPT
JP415
R402
75
+3.3V_AVDD
+5V_USB
SPDIF_OUT
2:X18
+5V_GENERAL
R439
100
R429 0
C402
0.1uF
16V
JP416
+3.3V_ST
USB_CTL
COMP_Y
DSUB_VSYNC
2:E18
R423
10K
PM_RXD
R404
0
JK403
3AU04S-305-ZC-(LG)
1
2
3
4
5
R403
10K
R427 0
PC_L_IN
1:C7
R422
10K
JP410
R435
10K
R406
10K
JP427
C407
1000pF
50V
OPT
JP407
R445
15K
+3.3V_ST
JP402
R410
75
AV_CVBS_DET
R434
47K
R443
0
IR_OUT
R409
1K
DSUB_HSYNC
2:E18
D414
5.6V
OPT
R441
470K
OPT
C400
0.1uF
+3.3V_ST
R412
75
R408
10K
JP409
R444
15K
R400
75
JP401
R401
75
USB_OCD
RGB_DDC_SDA
COMP_Pr
R405
0
AV_CVBS_IN
R414
470K
OPT
C418
0.1uF
16V
Hotel_Model(RS232C apply)
USB_DP
1:AL7
JP408
COMP_Pb
JP404
JK402
2F11TC1-EM52-4F
OPT(SPDIF Jack)
C
GND
B
VCC
A
VIN
4
SHIELD
PM_TXD
DSUB_DET
R425
12K
JP411
PC_R_IN
1:C7
DSUB_B
C416
0.33uF
16V
Hotel_Model(RS232C apply)
COMP_R_IN
R424
12K
JP406
JK404
PEJ029-02
Hotel_Model(RS232C apply)
3
E_SPRING
6
T_TERMINAL
7
B_TERMINAL
5
T_SPRING
4
R_SPRING
8
G_SPRING
COMP_DET
C401
18pF
50V
OPT
C408
1000pF
50V
OPT
JK401
KJA-PH-1-0177
3
M3_DETECT
4
M4
5
M5_GND
1
M1
6
M6
R413
10K
IC400
AP2191DSG
3
IN_2
2
IN_1
4
EN
1
GND
5
FLG
6
OUT_1
7
OUT_2
8
NC
+5V_GENERAL
R421
0
R420
0
OPT
JK400
PPJ234-05
5A
[GN]O-SPRING
6A
[GN]E-LUG
4A
[GN]CONTACT
7B
[BL]E-LUG-S
5B
[BL]O-SPRING
7C
[RD]E-LUG-S
5C
[RD]O-SPRING_1
4C
[RD]CONTACT_1
5D
[WH]O-SPRING
4E
[RD]CONTACT_2
5E
[RD]O-SPRING_2
6E
[RD]E-LUG
JK405
XRJV-01V-0-D12-080
LAN JACK(for UK DVB-T2)
1
2
3
4
5
6
7
8
9
9
EPHY_TP
+3.3V_AVDD
R411
0
LAN JACK(for UK DVB-T2)
EPHY_RP
C410
0.01uF
50V
LAN JACK(for UK DVB-T2)
EPHY_TN
EPHY_RN
C404
10uF
10V
OPT
VA402
5.5V
VA403
5.5V
VA406
5.5V
VA400
20V
OPT
VA401
20V
OPT
VA407
20V
VA412
20V
VA413
20V
VA408
20V
OPT
VA419
20V
VA415
20V
OPT
VA417
20V
OPT
VA418
20V
OPT
VA421
20V
OPT
VA422
20V
VA423
20V
C419
47pF
50V
C420
47pF
50V
C421
47pF
50V
C422
47pF
50V
C423
47pF
50V
L404
CM2012FR10KT 
L405
CM2012FR10KT 
C425
47pF
50V
C424
47pF
50V
C426
47pF
50V
C427
47pF
50V
L406
CM2012FR10KT 
VA409
5.5V
OPT
VA404
5.5V
OPT
VA405
5.5V
OPT
VA426
5.5V
OPT
VA420
20V
P1104
12507WS-04L
1
2
3
4
5
+3.3V_ST
L402
BLM15BD121SN1 
L401
BLM15BD121SN1 
VA424
20V
OPT(USB Varistor)
VA425
20V
OPT(USB Varistor)
MGJ63348201
M1
JackShield(for NonCKD)
L403
BLM15BD121SN1 
MGJ63348202
M1-*1
JackShield(for CKD)
R448
0
NON_Hotel_Model(RS232C Bypass)
R449
0
NON_Hotel_Model(RS232C Bypass)
VA428
20V
OPT
VA427
20V
OPT
IR_OUT
PC AUDIO
RS232C
DSUB RGB
SPDIF OPTIC JACK
USB
INTERFACE
3     11
CVBS & COMPONENT
ETHERNET
Audio line->DEL
Video line->OPT
Varistor
11.10.12
111026
ESD diode deletion
EAH39491601 2EA
111026
Can be deleted??
11.10.27
To Improve Ringing issue
LOW capacitance Part apply
11.10.31
To Improve EMI
11.11.07
Component Jack change
EAG60968202->EAG60968207
111026
LAN Jack deletion
111117
LAN Jack Addition for T2
4P RS232C wafer(EAG58732903)
DEL (111129)->ADD (111220)
Jack Shield (HDMI1, HDMI2, RGB)
120103
ESD diode addition
EAF61530301 2EA
12.01.12
L-mono wiring
DMxx52/Mxx52
Mxx32
EAX64559005
2012.05.23
Display
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