LG 24MT47VC, Руководство по обслуживанию

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T
H
E
R
M
A
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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.
2014/05/23
AMP_TAS5733/HP 34
MT57
R3421
12K
OPT
R3416 3.3K
OPT
R3400
47K
Head Phone
SPK_R+
SPK_L-
P3401
WAFER-ANGLE
1
2
3
4
SPK_R-
SPK_L+
C3410
10uF
25V
OPT
C3457
4700pF
50V
R3454
10K
R3462 18 1/16W
+3.3V_Normal
R3458
470
HP_MUTE
+3.3V_ST
R3418
47K
OPT
C3467
10uF
25V
C3466
10uF
25V
L3453-*1
10.0uH
COIL_GETPLUS
L3451-*1
10.0uH
COIL_GETPLUS
L3450-*1
10.0uH
COIL_GETPLUS
L3452-*1
10.0uH
COIL_GETPLUS
VA3400
20V
Head Phone
L3453
COIL_ABCO
10uH
JP3400
L3450
COIL_ABCO
10uH
VA3401
20V
OPT
L3451
COIL_ABCO
10uH
Q3402
MMBT3904(NXP)
OPT
E
B
C
L3452
COIL_ABCO
10uH
R3420
470
OPT
R3465
0
R3464
0
JP3405
R3457 2K
D3401
KDS226
OPT
A
AC
C
AUD_SCK
C3402
1000pF
50V
OPT
R3456
18K
1%
R3463 18 1/16W
AUD_LRCH
C3472
330pF
50V
R3459 470
C3458
0.047uF
25V
+19V
Q3406
MMBT3904(NXP)
OPT
E
B
C
C3464
0.1uF
50V
R3450
10K
OPT
SB_MUTE
C3462
0.033uF
50V
Q3405
MMBT3906(NXP)
OPT
E
B
C
R3455
100
C3454
0.047uF
25V
R3417
10K
OPT
AMP_SCL
JK3400
KJA-PH-1-0177-2
Head Phone
3 M3_DETECT
4 M4
5 M5_GND
1 M1
6 M6
C3455 4700pF
50V
D3400
MMBD6100
OPT
A2
C
A1
AMP_RESET
C3429
4.7uF
50V
85C
OPT
SPK_R-
C3476
0.1uF
50V
C3471
330pF
50V
C3469
0.033uF
50V C3450
1000pF
50V
C3473
330pF
50V
C3483
2200pF
50V
OPT
+3.3V_Normal
C3463 0.033uF
50V
C3479
0.1uF
50V
Q3450
MMBT3904(NXP)
E
B
C
+19V
C3480
2200pF
50V
OPT
C3452
0.1uF
16V
SPK_R+
C3468
0.033uF
50V
C3470
330pF
50V
C3478
0.1uF
50V
SPK_L-
R3460
18
AMP_MUTE
C3465
0.1uF
50V
C
3
4
6
1
1
u
F
2
5
V
C3451
0.1uF
16V
AMP_SDA
+3.3V_ST
R3451
10K
C3477
0.1uF
50V
AUD_LRCK
C3481
2200pF
50V
OPT
C3474
0.47uF
50V
C3482
2200pF
50V
OPT
JP3406
C3453
0.1uF
16V
R3419
220K
OPT
HP_DET
C3460
0.1uF
16V
HP_LOUT
VA3402
20V
Head Phone
C3400
1000pF
50V
OPT
IC3450
TAS5733
1
OUT_A
2
PVDD_AB_1
3
PVDD_AB_2
4
BST_A
5
NC_1
6
SSTIMER
7
NC_2
8
PBTL
9
AVSS
10
PLL_FLTM
11
PLL_FLTP
12
VR_ANA
13
AVDD
14
A_SEL_FAULT
15
MCLK
16
OSC_RES
17
DVSSO
18
VR_DIG
19
PDN
20
LRCLK
21
SCLK
22
SDIN
23
SDA
24
SCL
2
5
R
E
S
E
T
2
6
S
T
E
S
T
2
7
D
V
D
D
2
8
D
V
S
S
2
9
G
N
D
3
0
A
G
N
D
3
1
V
R
E
G
3
2
G
V
D
D
_
O
U
T
3
3
B
S
T
_
D
3
4
P
V
D
D
_
C
D
_
1
3
5
P
V
D
D
_
C
D
_
2
3
6
O
U
T
_
D
37
PGND_CD_1
38
PGND_CD_2
39
OUT_C
40
NC_3
41
NC_4
42
BST_C
43
BST_B
44
NC_5
45
NC_6
46
OUT_B
47
PGND_AB_1
48
PGND_AB_2
49
[EP]
+3.3V_Normal
R3452
10K
OPT
Q3400
MMBT3904(NXP)
OPT
E
B
C
HP_ROUT
R3415
1K
Head Phone
R3414
1K
Head Phone
SB_MUTE
C3428
47uF
25V
105C
OPT
C3475
0.47uF
50V
R3412
1K
Head Phone
C3459
2200pF
50V
+19V
R3453
0
Q3403
MMBT3904(NXP)
OPT
E
B
C
C3456
0.1uF
16V
JP3407
R3422
12K
OPT
SPK_L+
R3461
18
Q3407
MMBT3906(NXP)
OPT
E
B
C
Q3404
MMBT3904(NXP)
OPT
E
B
C
C3406
22uF
6.3V
Head Phone
C3405
22uF
6.3V
Head Phone
3K:
With SCART MUTE BLOCK
12K:
Without SCART MUTE BLOCK
Apply->OPT
Dip Detection Circuit
11.10.27
Headphone block
Separate DGND AND AVSS
SPEAKER_R
Close to Speaker
This parts are Located
on AVSS area.
AUDIO AMP(TI)
SPEAKER_L
MUTE control
Copyright ⓒ 2015 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only