26LD310 (CHASSIS:LP92A) - LG TV Service Manual (repair manual). Page 18

Read LG 26LD310 (CHASSIS:LP92A) Service Manual online

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.
AUAMP_SDA
R537
4.7K
SW_RESET
C534
0.01uF
50V
SPK_R+
L503
DA-8580
EAP38319001
2S
1S
1F
2F
C546
6800pF
50V
24V_15V_NTP
MNT_L_AMP
C501
100pF
50V
SPK_R-_HOTEL
AUDIO_R
C527
0.47uF
50V
C543
0.01uF
50V
Q503
RT1C3904-T112
E
B
C
C535
0.01uF
50V
MNT_LOUT
I2S_SDO
12V_AUDIO
R504
10K
R542
5.6K
R505
10K
C525
1uF
25V
R512
100
R506
100
R509
100
12V_AUDIO
MNT_ROUT
C524
22000pF
50V
R549
0
HOTEL_OPT
C549
33pF
50V
12V_AUDIO
MULTI_PW_SW
C514
33pF
50V
READY
R546
6.8K
SPK_L-
MNT_R_AMP
R538
1K
C526
22000pF
50V
ST_3.3V
AMP_MUTE_HOTEL
R501
22K
READY
R514
0
HOTEL_OPT
AUAMP_SCL
C504
1000pF
50V
Q502
RT1C3904-T112
E
B
C
I2S_WS
C513
33pF
50V
READY
R515
0
R510
100
R547
6.8K
C512
22000pF
50V
1.8V_M
R548
0
HOTEL_OPT
SW_RESET
Q504
RT1C3904-T112
HOTEL_OPT
E
B
C
IC501
NTP-3100L
1
BST1A
2
VDR1A
3
RESET
4
AD
5
DVSS_1
6
VSS_IO
7
CLK_I
8
VDD_IO
9
DGND_PLL
10
AGND_PLL
11
LFM
12
AVDD_PLL
13
DVDD_PLL
14
TEST0
15
DVSS_2
16
DVDD
17
SDATA
18
WCK
19
BCK
20
SDA
21
SCL
22
MONITOR_0
23
MONITOR_1
24
MONITOR_2
25
FAULT
26
VDR2B
27
BST2B
28
PGND2B_1
29
PGND2B_2
30
OUT2B_1
31
OUT2B_2
32
PVDD2B_1
33
PVDD2B_2
34
PVDD2A_1
35
PVDD2A_2
36
OUT2A_1
37
OUT2A_2
38
PGND2A_1
39
PGND2A_2
40
BST2A
41
VDR2A
42
NC
43
VDR1B
44
BST1B
45
PGND1B_1
46
PGND1B_2
47
OUT1B_1
48
OUT1B_2
49
PVDD1B_1
50
PVDD1B_2
51
PVDD1A_1
52
PVDD1A_2
53
OUT1A_1
54
OUT1A_2
55
PGND1A_1
56
PGND1A_2
R539
1K
R507
3.3K
3.3V_M
C518
1000pF
50V
C548
33pF
50V
R543
5.6K
R513
100
24V_15V_NTP
AMP_MUTE_HOTEL
C523
1uF
25V
3.3V_M
IC502
LM324D
3 INPUT1+
2 INPUT1-
4 VCC
1 OUT1
6 INPUT2-
5 INPUT2+
7 OUT2
8
OUT3
9
INPUT3-
10
INPUT3+
11
GND
12
INPUT4+
13
INPUT4-
14
OUT4
L504
DA-8580
EAP38319001
2S
1S
1F
2F
R545
10K
HOTEL_OPT
I2S_SCK
R503
0
READY
C520
22000pF
50V
C542
0.01uF
50V
R536
4.7K
I2S_MCLK
C539
0.47uF
50V
C547
6800pF
50V
R540
200
HOTEL_OPT
C509
1uF
25V
SPK_R-
SPK_R+_HOTEL
Q501
RT1C3904-T112
E
B
C
SPK_L+
R511
100
C550
0.01uF
50V
24V_15V_NTP
C517
10uF
35V
C522
1000pF
50V
C521
1000pF
50V
C537
1000pF
50V
C536
1000pF
50V
D502
100V
READY
D501
100V
READY
D504
100V
READY
D503
100V
READY
C538
10uF
35V
C510
1uF
10V
L501
120-ohm
L502
120-ohm
R508
100
C528
0.1uF
50V
C531
0.1uF
50V
C545
0.1uF
50V
C530
0.1uF
50V
C551
0.1uF
50V
HOTEL_OPT
C516
0.1uF
50V
C544
0.1uF
50V
C511
0.1uF
50V
C540
0.1uF
50V
C505
0.1uF
50V
C508
0.1uF
50V
C529
0.1uF
50V
C533
0.1uF
50V
C506
0.1uF
50V
C541
0.1uF
50V
C503
10uF
16V
C502
10uF
16V
C507
1000pF
50V
SPK_R+
SPK_R-
SPK_L-
SPK_L+
P502
12505WS-09A00
HOTEL_OPT
1
2
3
4
5
6
7
8
9
10
L505
MLB-201209-0120P-N2
120-ohm
L506
MLB-201209-0120P-N2
120-ohm
L507
MLB-201209-0120P-N2
120-ohm
L508
MLB-201209-0120P-N2
120-ohm
C532
0.1uF
50V
READY
C515
0.1uF
50V
C552
0.1uF
50V
R528
4.7K
R529
4.7K
3.3V_M
R502
4.7K
READY
3.3V_M
P501
SMAW250-04
1
R-SOUND-N
2
R-SOUND-P
3
L-SOUND-N
4
L-SOUND-P
R533
3.3
R532
3.3
R523
3.3
R522
3.3
R520
4.7K
R521
4.7K
R531
4.7K
R530
4.7K
R519
18
R518
18
R517
18
R516
18
R525
18
R527
18
R526
18
R524
18
R535
18
R534
18
R550
18
R551
18
C519
1uF
25V
R541
12K
NON_HOTEL_OPT
R544
12K
NON_HOTEL_OPT
R541-*1
15K
HOTEL_OPT
R544-*1
15K
HOTEL_OPT
AUDIO
Main AMP
Chinese Hotel Option
AMP:GAIN X 4
AUDIO
EAX61462901
2009/08/20
5  7
HIGH : ACTIVE
LOW : RESET
LOW : MUTE
HIGH : ACTIVE
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