DOWNLOAD LG 50PJ350R-TA (CHASSIS:PP01A) Service Manual ↓ Size: 15.39 MB | Pages: 34 in PDF or view online for FREE

Model
50PJ350R-TA (CHASSIS:PP01A)
Pages
34
Size
15.39 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / Plasma
File
50pj350r-ta-chassis-pp01a.pdf
Date
PREV: LG 50PJ350R-MA (CHASSIS:PP01A) Service Manual

LG 50PJ350R-TA (CHASSIS:PP01A) Service Manual ▷ View online

- 13 -
BLOCK DIAGRAM
- 14 -
EXPLODED VIEW
200
580
400
300
900
120
590
202
204
206
203
208
302
501
301
303
205
305
201
240
207
910
570
601
302
602
520
Many  electrical  and  mechanical  parts  in  this  chassis  have  special  safety-related  characteristics.  These
parts are identified by       in the Schematic Diagram and EXPLODED VIEW. 
It  is  essential  that  these  special  safety  parts  should  be  replaced  with  the  same  components  as
recommended in this manual to prevent X-RADIATION, Shock, Fire, or other Hazards. 
Do not modify the original design without permission of manufacturer.
IMPORTANT SAFETY NOTICE
A10
A9
LV1
A12
A2
USB DOWN STREAM
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.
INPUT
HPD_MST_2
+5V_HDMI_1
TMDS1_RXC-
TMDS1_RX0+
R110
100
DDC_SCL2
R109
100
+5V_HDMI_1
TMDS1_RX2+
R118
100
TMDS1_RXC+
CEC
IC103
MAX3232CDR
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
D101
KDS184S
A
1
C
A
2
TMDS1_RX0-
DDC_SDA2
+5V_HDMI_3
Q101
2SC3875S
RT1C3904-T112
E
B
C
R162
10K
SIDE_HDMI
DDC_SCL1
+5V_HDMI_2
+5V_ST
TMDS2_RX2+
DDC_SCL2
+5V_HDMI_2
TMDS1_RX2-
R160
100
SIDE_HDMI
D102
KDS184S
SIDE_HDMI
A
1
C
A
2
R161
100
SIDE_HDMI
TMDS2_RX1+
CEC
TMDS2_RX1-
+3.3V_MPLL
+5V_ST
DDC_SDA1
DDC_SCL3
TMDS2_RXC+
DDC_SCL1
+5V_ST
DDC_SDA1
D100
KDS184S
A
1
C
A
2
DDC_SDA2
DDC_SDA3
R103
10K
R102
1K
R122
4.7K
R114
100
R115
100
TMDS2_RX2-
RXD
R116
10K
R101
1K
BOT_HDMI
R129
4.7K
TMDS1_RX1-
R104
10K
BOT_HDMI
HPD_MST_1
TMDS2_RX0-
TMDS2_RXC-
TMDS1_RX1+
R119
10K
R163
10K
SIDE_HDMI
+5V_ST
R117
100
Q100
2SC3875S
BOT_HDMI
RT1C3904-T112
E
B
C
TXD
TMDS2_RX0+
DSUB_SCL
ROM_SDA
R120
4.7K
C103
68pF
C104
68pF
R111
75
DSUB_SDA
PC_HS
ROM_SCL
PC_B
PC_VS
R128
68
R113
75
PC_G
R112
75
R127
68
R132
10K
R121
4.7K
PC_R
ISP_RX
C105
0.1uF
C106
0.1uF
C107
0.1uF
C108
0.1uF
JK111
SPG09-DB-009
1
2
3
4
5
6
7
8
9
10
R159
12K
SIDE_VIN
SIDE_LIN
R145
75
SIDE_RIN
R147
220K
R152
10K
R146
220K
R153
10K
R158
12K
JK110
SPG09-DB-010
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
IR_OUT
C110
0.01uF
25V
SIDE_HDMI
C101
0.01uF
25V
C109
0.01uF
25V
C100
0.01uF
25V
C102
0.01uF
25V
R124
220K
PC_AUD_R
R125
10K
PC_AUD_L
R131
12K
R123
220K
R130
12K
R126
10K
R539
0
HOTEL
R535
1K
NONE_HOTEL
R529
470K
MUTE_LINE
MNT_LOUT
C114
10uF
16V
NONE_HOTEL
SPK_R-_HOTEL
C111
10uF
16V
SPK_R+_HOTEL
AUDIO_R
MNT_ROUT
R540
0
HOTEL
MUTE_LINE
R528
470K
R532
0
HOTEL
R509
220K
EU
SC2_RIN
R521
12K
EU
R511
10K
EU
R522
12K
EU
R512
10K
EU
SC2_LIN
R510
220K
EU
SC2_ID
R502
75
EU
SC2_VIN
R513
10K
EU
R523
3K
EU
Q502
2SC3875S(ALY)
E
B
C
Q504
2SC3875S(ALY)
E
B
C
R533
1K
NONE_HOTEL
C112
10uF
16V
EU
R514
12K
R505
10K
MUTE_LINE
R508
75
TV_ROUT
SC1_VIN
SC1_RIN
TV_LOUT
R506
10K
MUTE_LINE
Q505
2SC3875S(ALY)
EU
E
B
C
R520
3K
EU
R503
220K
R531
470K
EU
SC1_LIN
R534
1K
EU
R515
12K
R530
470K
EU
Q503
2SC3875S(ALY)
EU
E
B
C
R537
1K
EU
SC1_ID
R504
220K
C113
10uF
16V
EU
C115
220uF 16V
EU
TV_VOUT
Q501
2SC3875S(ALY)
EU
E
B
C
SC1_FB
R536
22
EU
Q500
2SC3875S(ALY)
EU
E
B
C
R526
3K
EU
R541
3K
EU
R525
3K
EU
R519
75
EU
R524
1K
EU
R527
75
EU
SC1_R
R518
75
EU
SC1_G
R517
75
EU
SC1_B
R516
75
EU
R507
20K
EU
R500
0
NONE_EU
R501
0
NONE_EU
+3.3V_MST
C116
100uF
16V
EU
MNT_VOUT
R542
75
EU
JK113
PPJ231-01
NONE_EU
8
6
7
5
4
R133
100
R134
100
R135
10K
R136
10K
JK100
YKF45-7058V
BOT_HDMI
14
13
5
20
12
11
2
19
18
10
4
1
17
9
8
3
16
7
6
15
JK101
YKF45-7054V
14
13
5
20
12
11
2
19
18
10
4
1
17
9
8
3
16
7
6
15
JK106
PPJ235-01
4A
5A
3A
4B
3C
4C
5C
USB_DN
USB_DP
+5V_MULTI
JK112
KJA-UB-4-0004
1
2
3
4
5
TMDS3_RX2-
DDC_SDA3
R100
1K
SIDE_HDMI
HPD_MST_3
Q102
2SC3875S
SIDE_HDMI
RT1C3904-T112
E
B
C
TMDS3_RX1-
TMDS3_RX0+
TMDS3_RXC-
CEC
JK102
KJA-ET-0-0032 
SIDE_HDMI
14
NC
13
CEC
5
DATA1_SHIELD
20
JACK_GND
12
CLK-
11
CLK_SHIELD
2
DATA2_SHIELD
19
HPD
18
+5V_POWER
10
CLK+
4
DATA1+
1
DATA2+
17
DDC/CEC_GND
9
DATA0-
8
DATA0_SHIELD
3
DATA2-
16
SDA
7
DATA0+
6
DATA1-
15
SCL
TMDS3_RX0-
R105
10K
SIDE_HDMI
DDC_SCL3
TMDS3_RX2+
TMDS3_RXC+
+5V_HDMI_3
TMDS3_RX1+
JK103
PEJ027-01
6B
7B
5
4
7A
6A
3
ROM_SDA
ROM_SCL
DSUB_SDA
DSUB_SCL
R142
100
NONE_RGB
R143
100
NONE_RGB
R144
100
NONE_RGB
R150
100
NONE_RGB
R180
5.1
R181
5.1
COMP1_PR
R148
10K
NONE_EU
JK105
PPJ234-01
EU
5A
6A
4A
7B
5B
7C
5C
5D
4E
5E
6E
R174
10K
R179
12K
COMP2_R
R178
12K
R154
12K
NONE_EU
COMP1_Y
R165
75
COMP1_PB
R137
75
NONE_EU
R169
220K
R138
75
NONE_EU
R166
75
R175
10K
COMP2_PR
R139
75
NONE_EU
COMP2_PB
R140
220K
NONE_EU
R167
75
COMP1_R
R155
12K
NONE_EU
R168
220K
R149
10K
NONE_EU
R141
220K
NONE_EU
COMP2_Y
JK107
PPJ239-01
NONE_EU
5J
6J
4J
7K
5K
7L
5L
5M
4N
[RD2]CONTACT
5N
[RD2]O-SPRING_2
6N
[RD2]E-LUG
6D
[GN1]E-LUG
5D
[GN1]O-SPRING
4D
[GN1]CONTACT
7E
[BL1]E-LUG-S
5E
[BL1]O-SPRING
7F
[RD1]E-LUG-S
5F
[RD1]O-SPRING_1
4F
[RD1]CONTACT_1
5G
[WH1]O-SPRING
4H
[RD1]CONTACT_2
5H
[RD1]O-SPRING_2
6H
[RD1]E-LUG
COMP2_L
COMP1_L
IC101
CAT24C02WI-GT3
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
IC102
CAT24C02WI-GT3
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
IC100
CAT24C02WI-GT3
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
JK116
PPJ241-01
NONE_EU
3
[WH]L_OUT
5
[WH]GND
4
[RD]R_OUT
CEC
D103
30V
MMBD301LT1G
D104
10V
BSS83
Q103
S
B
D
G
R106
56K
CEC_C
+3.3V_MPLL
EYE_SDA
EYE_SCL
R543
100
R544
100
JK114
PSC008-02
EU
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
23
SHIELD
22
AV_DET
JK115
PSC008-02
EU
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
23
SHIELD
22
AV_DET
R538
5.6K
EU
1     4
INPUT
[ Slim Jack : 6630TGA004Q ]
[ Slim Jack : 6630G00001E ]
[ Slim Jack : EAG59023302 ]
[ Slim Jack : EAG59023301_SCREW ]
[ Slim Jack : EAG42463001]
[ EAG41945401 ]
EAX61365502(BPR)
H6 Revolution Circuit Diagram
[ SIDE HDMI ]
H6 R
2009/11/05
HDMI CEC
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.
Key / Power / LVDS / Option
TXCE0-
TXCE0+
TXCE1-
TXCE1+
TXCE2-
TXCE2+
TXCLKE-
TXCLKE+
TXCE3-
TXCE3+
TXCE4+
TXCO0-
TXCO0+
TXCO1-
TXCO1+
TXCO2-
TXCO2+
TXCLKO-
TXCLKO+
TXCO3-
TXCO3+
TXCO4-
TXCO4+
TXCE4-
R221
4.7K
IR
LED_R
KEY2
KEY1
EYE_SDA
EYE_SCL
R222
4.7K
AUDIO_R
IC200
AP2121N-3.3TRE1 
1
GND
2
VOUT
3
VIN
IC205
AZ1117H-ADJTRE1(EH11A)
2
OUTPUT
3
INPUT
1
ADJ/GND
IC203
AZ1085S-3.3TR/E1
1
ADJ/GND
2
OUTPUT
3
INPUT
Q200
RT1C3904-T112
E
B
C
RL_ON/POWER_ON
R212
36
1/10W
1%
Q202
2SC3052
HOTEL
E
B
C
R232
22
HOTEL
IR_OUT
R227
4.7K
HOTEL
R224
4.7K
HOTEL
C211
0.01uF
25V
C209
0.01uF
25V
Q201
RTR030P02
S
D
G
R202
10K
R201
10K
R200
10K
R211
75
1%
C216
0.01uF
25V
C219
100uF
16V
C220
0.01uF
25V
C227
0.01uF
25V
C201
0.01uF
25V
C206
22uF
16V
C200
22uF
16V
C207
22uF
16V
+17V_TI
+5V_ST
+3.3V_MPLL
+5V_ST
+1.8V_DDR
+3.3V_MPLL
+3.3V_MPLL
+3.3V_MST
+3.3V_MST
+5V_ST
+3.3V_MST
SW_RESET
SPK_R+_HOTEL
SPK_R-_HOTEL
P201
TF05-51S
FHD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
ROM_TX
ROM_RX
ROM_SCL
ROM_SDA
P_SCL
P_SDA
R209
1K
READY
R220
10K
R223
10K
+3.3V_MPLL
P203
12507WS-12L
1
IR
2
GND
3
KEY1
4
KEY2
5
RED_LED
6
GND
7
SCL
8
SDA
9
GND
10
3.3V_MPLL
11
3.3V_MST
12
WHITE_LED
13
GND
P204
12507WS-08L
HOTEL
1
2
3
4
5
6
7
8
9
LED_BL
D
2
0
0
K
D
S
1
8
4
S
A1
C
A2
P202
SMAW200-H26S1
HD
19
14
9
4
18
13
8
3
17
12
7
2
16
11
6
1
20
15
10
5
21
22
23
24
25
26
27
ROM_RX
R230
100
R240
10K
+3.3V_MPLL
P_SCL
P_SDA
ROM_SCL
ROM_SDA
ROM_TX
TXCE0-
TXCE0+
TXCE1-
TXCE1+
TXCE2-
TXCE2+
TXCLKE-
TXCLKE+
TXCE3-
TXCE3+
TXCE4-
TXCE4+
C205
0.01uF
25V
M5V_ON
L201
MLB-201209-0120P-N2
120-ohm
+5V_MULTI
+5V_ST
+17V_TI
R226
4.7K
ERROR_DET
+5V_MULTI
R236
100
C208
100uF
16V
C212
0.01uF
25V
R231
100
R203
100
RL_ON/POWER_ON
AC_DET
C228
0.1uF
HOTEL
DISP_EN
R218
100
R219
470
DISP_EN
C226
47uF
16V
C214
100uF
16V
BU2
SMT-5030D
READY
1
LEAD+
2
LEAD-
3
DUMMY
+5V_MULTI
R241
100
READY
D201
1N4148W
READY
Q203
2SC3875S(ALY)
READY
E
B
C
BUZZ_PWM
R242
10K
READY
R247
READY
R246
10.5K
1%
C236
READY
R244
3.9K
1%
R245
3.6K
R243
100K
C232
READY
C231
0.01uF
C229
10uF
16V
ZD200
READY
C230
READY
C237
100uF
16V
C233
4700pF
50V
C238
READY
C235
0.1uF
C234
22uF
16V
3225
IC202
AZ1117H-ADJTRE1(EH11A)
2
OUTPUT
3
INPUT
1
ADJ/GND
C225
100uF
16V
R225
330
1/10W
1%
C223
READY
C221
0.1uF
L203
CBC3225T330KR
ZD201
READY
C215
READY
R216
READY
C204
READY
+5V_TU
L200
CB3216PA501E
C224
0.1uF
16V
C218
22uF
16V
3225
C202
10uF
16V
+17V_TI
R207
100K
C222
100uF
16V
C217
4700pF
50V
R217
110
1/10W
1%
R213
3.6K
C213
READY
C210
0.01uF
R208
68K
R215
10K
R1
0
R6
0
R2
0
R3
0
R5
0
R4
0
R8
0
R7
0
IC204
MP2305DS
3
SW
2
IN
4
GND
1
BS
5
FB
6
COMP
7
EN
8
SS
IC201
MP2305DS
3
SW
2
IN
4
GND
1
BS
5
FB
6
COMP
7
EN
8
SS
+1.2V_MST
CGND4
CGND1
CGND2
CGND3
P200
SMAW200-H18S1
14
9
4
18
13
8
3
17
12
7
2
16
11
6
1
15
10
5
19
R248
0
READY
LED_W
+5V_ST
R
2
1
0
0
R
2
2
8
0
READY
AC_DET
L202
22uH
L803
10uH
Hotel Option
KEY/IR Interface
 MAX 300mA
12mA
16mA
MAIN SUB MICOM
MAIN I2C PULL UP
RS232C-TRANCEIVER
CEC LEVEL SHIFT
DDR2 & Vref
 85mA
1391mA
MAX 1A
 TYPICAL 3A
59mA
MAIN IC : 4 PAGE
1420mA
1420mA
3.2A / P-CHANNEL
356mA
1.899V
Power Block
2     4
Key / Power
USB
LVDS Block
HOTEL OPTION
EAX61365502(BPR)
H6 Revolution Circuit Diagram
H6 R
Buzzer ready
C1
R1
C5
C9
L1
D1
R2
R5
C8
R3
C2
C6
OUT:1.27V
930mA
MAIN IC CORE
R4
C7
V=0.923X(1+R1/R3)=1.266V
THE RECOMMANDED VALUE OF R3 IS 10K
C1
C2
R3
L1
R4
C8
R5
D1
C7
C5
C9
R2
C6
R1
V=0.923X(1+R1/R3)=7.2V
THE RECOMMANDED VALUE OF R3 IS 10K
TUNER
SEPARATE GND
2009/11/05
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