LG 42PT350R, Руководство по обслуживанию

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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.
Tuner / Amp / DDR
DDR2_A[11]
DDR2_D[9]
DDR2_A[9] DDR2_A[4]
DDR2_D[1]
DDR2_A[10] DDR2_A[12]
DDR2_D[14] DDR2_D[4] DDR2_D[2]
DDR2_A[2]
DDR2_D[13] DDR2_D[6]
DDR2_A[0] DDR2_A[1]
DDR2_D[10] DDR2_D[0]
DDR2_A[3] DDR2_A[8] DDR2_A[7]
DDR2_D[12] DDR2_D[15] DDR2_D[11]
DDR2_A[6]
DDR2_D[8]
DDR2_A[5]
DDR2_D[5] DDR2_D[7] DDR2_D[3]
SPK_L-
C306
4.7uF
10V
R309
18K
C337
0.1uF
C366
0.1uF
SPK_R+
R320
3.3
C353
0.033uF
50V
SPK_L+
C369
0.1uF
R323
3.3
L309
120-ohm
C367
0.1uF
+3.3V_AVDD
C333
0.1uF
R321
3.3
L310
120-ohm
+17V_TI
AVSS
C374
0.01uF
C373
0.01uF
R314 470
+17V_TI
SPK_R-
C340
0.1uF
AVSS
R302
0
C372
0.01uF
SPK_R+
SPK_L+
SPK_R-
I2S_WS
C331
0.033uF
50V
R313
470
A_SDA
AC_DET
AVSS
R322
3.3
AVSS
SW_RESET
+3.3V_DVDD
SPK_L-
A_SCL
+17V_TI
C315
10uF 16V
R315
22K
R308
200
1%
C370
0.1uF
C300
10uF 16V
+3.3V_AVDD
+3.3V_DVDD
C332
0.033uF
50V
I2S_SDO
C341
0.1uF
C359
0.033uF
50V
I2S_MCLK
I2S_SCK
+3.3V_MST
+1.8V_DDR
+1.8V_DDR
R324
1K
R325
1K
V_REF
DDR2_MCLK
DDR2_A[0-12]
DDR2_DQS1M
DDR2_BA0 DDR2_DQM1
R338
56
DDR2_DQS1P
DDR2_BA1 DDR2_RASZ DDR2_DQM0
V_REF
DDR2_DQS0M
R336
56
DDR2_CKE
IC303
H5PS5162FFR-S6C
Hynix
J2
VREF
J8
CK
H2
VSSQ2
B7
UDQS
N8
A4
P8
A8
L1
NC4
L2
BA0
R8
NC3
K7
RAS
F8
VSSQ3
F3
LDM
P3
A9
M3
A1
N3
A5
K8
CK
R3
NC5
L3
BA1
J7
VSSDL
L7
CAS
F2
VSSQ4
B3
UDM
M2
A10/AP
K2
CKE
R7
NC6
M7
A2
N7
A6
M8
A0
J1
VDDL
K3
WE
E8
LDQS
P7
A11
K9
ODT
A2
NC1
N2
A3
P2
A7
H8
VSSQ1
F7
LDQS
A8
UDQS
R2
A12
L8
CS
E2
NC2
E7
VSSQ5
D8
VSSQ6
D2
VSSQ7
A7
VSSQ8
B8
VSSQ9
B2
VSSQ10
P9
VSS1
N1
VSS2
J3
VSS3
E3
VSS4
A3
VSS5
G9
VDDQ1
G7
VDDQ2
G3
VDDQ3
G1
VDDQ4
E9
VDDQ5
C9
VDDQ6
C7
VDDQ7
C3
VDDQ8
C1
VDDQ9
A9
VDDQ10
R1
VDD1
M9
VDD2
J9
VDD3
E1
VDD4
A1
VDD5
B9
DQ15
B1
DQ14
D9
DQ13
D1
DQ12
D3
DQ11
D7
DQ10
C2
DQ9
C8
DQ8
F9
DQ7
F1
DQ6
H9
DQ5
H1
DQ4
H3
DQ3
H7
DQ2
G2
DQ1
G8
DQ0
DDR2_D[0-15]
DDR2_CASZ
R340
56
R341
56
+1.8V_DDR
DDR2_ODT
R339
56
R342
READY
DDR2_WEZ DDR2_MCLKZ
+1.8V_DDR
R337
56
DDR2_DQS0P
C371
0.01uF
IC300
TAS5709PHPR
1
OUT_A
2
PVDD_A_1
3
PVDD_A_2
4
BST_A
5
GVDD_OUT_1
6
SSTIMER
7
OC_ADJ
8
NC
9
AVSS
10
PLL_FLTM
11
PLL_FLTP
12
VR_ANA
13
AVDD
14
TESTOUT
15
MCLK
16
OSC_RES
17
DVSS_1
18
VR_DIG
19
PDN
20
LRCLK
21
SCLK
22
SDIN
23
SDA
24
SCL
25
RESET
26
STEST
27
DVDD
28
DVSS_2
29
GND
30
AGND
31
VREG
32
GVDD_OUT_2
33
BST_D
34
PVDD_D_1
35
PVDD_D_2
36
OUT_D
37 PGND_CD_1
38 PGND_CD_2
39 OUT_C
40 PVDD_C_1
41 PVDD_C_2
42 BST_C
43 BST_B
44 PVDD_B_1
45 PVDD_B_2
46 OUT_B
47 PGND_AB_1
48 PGND_AB_2
C301
1000pF
50V
C302
0.1uF
C304
0.1uF
C313
0.047uF
C316
4700pF
C317
0.1uF
C318
1000pF
C319
4700pF
C320
0.047uF
C321
2200pF
C322
0.1uF
C380
0.1uF
C381
0.1uF
C382
0.1uF
C383
0.1uF
C384
0.1uF
C385
0.1uF
C386
0.1uF
C387
0.1uF
C388
0.1uF C389
0.1uF
C395
0.1uF
16V
R304
22
R306
22
R305
22
R307
22
C309
0.1uF
+5V_TU
C305
27pF
READY
S_SDA
R311
330
R312
330
S_SCL
C308
27pF
READY
C314
0.1uF
50V
TV_MAIN
Q301
ISA1530AC1
E
B
C
+5V_TU
C323
READY
MAIN_SIF
R301
4.7K
R303
READY
+17V_TI
L302
120-ohm C324
0.1uF
+17V_AMP
IC303-*1
K4T51163QG-HCE7
Samsung
J2
VREF
J8 CK
H2
VSSQ_2
B7
UDQS
N8
A4
P8
A8
L1 NC_4
L2
BA0
R8 NC_3
K7 RAS
F8
VSSQ_3
F3 LDM
P3 A9
M3
A1
N3 A5
K8
CK
R3
NC_5
L3 BA1
J7 VSSDL
L7
CAS
F2 VSSQ_4
B3
UDM
M2
A10/AP
K2 CKE
R7 NC_6
M7
A2
N7
A6
M8
A0
J1
VDDL
K3 WE
E8
LDQS
P7 A11
K9
ODT
A2
NC_1
N2 A3
P2 A7
H8
VSSQ_1
F7
LDQS
A8 UDQS
R2
A12
L8
CS
E2
NC_2
E7
VSSQ_5
D8 VSSQ_6
D2
VSSQ_7
A7 VSSQ_8
B8
VSSQ_9
B2 VSSQ_10
P9
VSS_1
N1 VSS_2
J3
VSS_3
E3 VSS_4
A3
VSS_5
G9 VDDQ_1
G7
VDDQ_2
G3 VDDQ_3
G1
VDDQ_4
E9 VDDQ_5
C9
VDDQ_6
C7 VDDQ_7
C3
VDDQ_8
C1 VDDQ_9
A9
VDDQ_10
R1 VDD_1
M9
VDD_2
J9 VDD_3
E1
VDD_4
A1
VDD_5
B9
DQ15
B1 DQ14
D9
DQ13
D1
DQ12
D3
DQ11
D7
DQ10
C2
DQ9
C8
DQ8
F9 DQ7
F1
DQ6
H9 DQ5
H1
DQ4
H3 DQ3
H7
DQ2
G2 DQ1
G8
DQ0
P300
SMAW250-H04R
1
2
3
4
R318
270
R319
270
+17V_AMP
R334
6.8K
R332
5.6K
R335
6.8K
C392
33pF
R327
4.7K
R326
4.7K
C390
6800pF
50V
MNT_ROUT
MNT_L_AMP
C393
33pF
+17V_AMP
Q302
2SC3875S(ALY)
E
B
C
MNT_R_AMP
IC302
LM324D
3
IN1+
2
IN1-
4
VCC
1
OUT1
6
IN2-
5
IN2+
7
OUT2
8
OUT3
9
IN3-
10
IN3+
11
VEE/GND
12
IN4+
13
IN4-
14
OUT4
+17V_AMP
MNT_LOUT
Q303
2SC3875S(ALY)
E
B
C
R328
1K
R329
1K
C391
6800pF
50V
R333
5.6K
L307
AD-9060
EAP61008401
2S
1S 1F
2F
L308
AD-9060
EAP61008401
2S
1S 1F
2F
R330
15K 1/16W
5%
R331 15K
1/16W
5%
C307
100uF
25V
C326
100uF
25V
C303
100uF
25V
C325
100uF
25V
R300
1K
C355
0.1uF
C
3
2
7
1
u
F
C
3
2
8
1
u
F
TU300
TAFJ-Z001D(P)
5
MOPLL_AS
11
VIDEO
2
NC_2
10
NC_4
4
RF_AGC
1
NC_1
9
SIF
8
NC_3
3
+B[5V]
7
SDA
6
SCL
12
GND
13
SHIELD
TU300-*1
TAFJ-S001D(P)
PAL EU Tuner
5
MOPLL_AS
11
VIDEO
2
NC_2
10
NC_4
4
RF_AGC
1
NC_1
9
SIF
8
NC_3
3
+B[5V]
7
SDA
6
SCL
12
GND
13
SHIELD
TU300-*2
TAFJ-H001F(P)
5
MOPLL_AS
11
VIDEO
2
NC_2
10
NC_4
4
RF_AGC
1
NC_1
9
SIF
8
NC_3
3
+B[5V]
7
SDA
6
SCL
12
GND
13
SHIELD
C364
0.47uF
C363
0.47uF
This parts are Located
on AVSS area.
Separate DGND AND AVSS
Close to DDR2 IC
DDR Memory for Main IC
Audio Amp
Tuner(7mm)
Gaim Amp for MNT out
EAX64103901(BPR)
H6 Revolution Circuit Diagram
3 4 Tuner/Amp/DDR
H6RR
AMP :GAIN X 4
2010/11/1
Copyright © 2011 LG Electronics Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only