LG 22MT45A - Page 27

THERMAL
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.
AUDIO
+18V
Q342
MMBT3904(NXP)
E
B
C
R348
4.7K
MNT_ROUT
R347
10K
MNT_R_AMP
R345 5.6K
MNT_LOUT
IC341
AS324MTR-E1
3 INPUT1+
2 INPUT1-
4 VCC
1 OUT1
6 INPUT2-
5 INPUT2+
7 OUT2 8OUT3
9INPUT3-
10INPUT3+
11GND
12INPUT4+
13INPUT4-
14OUT4
R350
6.8K
C345
33pF
50V
R349
1K
R342 1K
R346 5.6K
R343
10K
MNT_L_AMP
R344
6.8K
Q341
MMBT3904(NXP)
E
B
C
R341
4.7K
C343
33pF 50V
+18V
+18V
C342
0.0068uF
50V
C347
0.0068uF
50V
C341
0.1uF
25V
C344
0.1uF
25V
C346
0.1uF
25V
R313
12
R322
4.7K
+19V
SPK_R-
R302 100
C311
22000pF
50V
C309
0.1uF
25V
C327
390pF
50V
L303
10uH
ABCO
C305
33pF
50V
R308
4.7K
C349
10uF
25V
READY
+3.3V_M
JP301
POWER_DET
R319
12
R325
4.7K
R301 100
R320
12
SPK_R-
C348
10uF
25V
READY
+3.3V_M
1uF
C303
10V
C320
1000pF
50V
0.1uF
C334
50V
R318
12
C310
10uF
25V
C312
1uF
10V
SPK_R+
JP302
C317
10uF
25V
C329
0.47uF
50V
L304
10uH
ABCO
L305
10uH
ABCO
R314
12
AUAMP_SCL
SPK_L+
SPK_L-
C308
22000pF
50V
I2S_SCK
C315
22000pF
50V
R303 100
C325
390pF
50V
R317
12
R324
4.7K
C333
0.47uF
50V
JP304
I2S_MCLK
L306
10uH
ABCO
C319
22000pF
50V
R315
12
R323
4.7K
P301
SMAW250-H04R
1
.
2
3
4
0.1uF
C335
50V
C314
1uF
10V
I2S_WS
R316
12
C328
390pF
50V
AUAMP_SDA
JP303
R309
4.7K
C318
0.1uF
25V
C326
390pF
50V
+19V
SPK_R+
SPK_L-
R304 100
C306
33pF
50V
SW_RESET
0.1uF
C330
50V
I2S_SDO
0.1uF
C331
50V
SPK_L+
R310 100
R305 100
R306 100
C301
1uF
10V
R311 4.7K
IC301
NTP7514
3
NC_2
2
VDD_PLL
4
GND
1
NC_1
6
DVDD
5
NC_3
7
SDATA
8
WCK
9
BCK
10
SDA
11
SCL
12
FAULT
13
MONITOR_0
14
MONITOR_1
15
MONITOR_2
16
BST2B
17
PGND2B
18
OUT2B
19
PVDD2B
20
PVDD2A
21
OUT2A
22
PGND2A
23
BST2A
24
VDR2
25
AGND
26
NC_4
27
VDR1
28
BST1B
29
PGND1B
30
OUT1B
31
PVDD1B
32
PVDD1A
33
OUT1A
34
PGND1A
35
BST1A
36
RESET
37
AD
38
CLK_I
39
GND_IO
40
VDD_IO
41
[EP]GND
L303-*1
10.0uH
TAIYO YUDEN
L304-*1
10.0uH
TAIYO YUDEN
L305-*1
10.0uH
TAIYO YUDEN
L306-*1
10.0uH
TAIYO YUDEN
C321
10uF
10V
AUDIO
3 8
44A/45A/450A
AUDIO_OUT AMP : GAIN X 4
2013/08/21
SPEAKER_R
SPK_R+
SPEAKER_L
SPK_L-
0x54
SPK_L+
SPK_R-
44A/45A/450A
EAX65643103
20130914 cjlim
READY -> APPLY
To improve CST issue.(X5R -> X7R)
EAE31360401->EAE52158501
2013.11.27
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Only for training and service purposes
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