Schematic Diagram - Main Section (3/5) - Sony MEX-M72BT Service Manual

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2018/12/05 01:17:01 (GMT+09:00)
MEX-M72BT/N5300BT/N7300BD
Ver. 1.1
6-7.

SCHEMATIC DIAGRAM - MAIN Section (3/5) -

1
2
3
A
MAIN BOARD
(3/5)
B
C
LND251
D
(CHASSIS)
>002S
9
MAIN
10
BOARD
(1/5)
E
(Page 49)
21
22
23
>005S
24
MAIN
BOARD
(4/5)
F
25
(Page 52)
26
32
G
( M72BT/N5300BT: US, CND )
XM_GND
CL400
H
1.6
1
1.5
2
R418
0
1.5
3
I
1.6
4
0 <<3.3>>
5
SEL_AUX
0 <<3.3>>
6
7
XM_LCH
CL401
CL402
XM_RCH
J
R446
220k
R445
R410
R447
220k
0
220k
K
L
51
• See page 54 for Waveforms. • See page 55 for IC Block Diagrams.
4
5
6
7
MIC
IC201
REGULATOR
IC201
LV56851UV-XH
C251
FB1005
FB1006
220
16V
DZ2J06800L
C211
100
DZ2J06800L
16V
C253
220
R361
16V
0
RR_I
RR
C254
R362
220
0
RL_I
RL
16V
R363
0
FL_I
FL
R364
0
FR_I
FR
R400
D400
22
Q407 - 409
DA2J10100L
MUTING CONTROL
Q407
Q408
DTA014EEBTL
DTA014EEBTL
13.4
0
0
0
13.5
0
0
Q409
DTC014YUBTL
R423, 426
C450
D401
1k (M72BT/N5300BT: US, CND)
47
DA2J10100L
0 (N5300BT: AEP, UK, E, AUS, EA/N7300BD)
25V
R424, 425
4.7k (M72BT/N5300BT: US, CND)
( M72BT/N5300BT: US, CND )
0 (N5300BT: AEP, UK, E, AUS, EA/N7300BD)
R423
R428
15k
R3INP
R424
R3INN
R425
R431
L3INN
0
L3INP
IC403
R426
R429
15k
R433
INPUT SELECTOR
0
AUX_LN/AUX_NCO
IC403
74VHC4066AFT
AUX_RN/AUX_GND
14
3.3
R430
1I/O
VCC
0
13
0 {3.3}
SEL_XM
1O/I
1C
12
0 {3.3}
N5300BT: AEP, UK, E,
2O/I
4C
AUS, EA/N7300BD
11
1.6
2I/O
4I/O
10
1.3
R417
2C
4O/I
0
9
1.3
3C
3O/I
8
1.6
AUX_LP/AUX_LCH
GND
3I/O
AUX_RP/AUX_RCH
R448
R452
R450
220k
220k
220k
C411
R451
R449
0.1
220k
220k
8
9
10
11
J401
FRONT
L
R
J1001
REAR
REMOTE
L
R
SUB
R477
R478
0
0
D1003
Q403
Q404
Q405
DTC914TUBTL
DTC914TUBTL
DTC914TUBTL
DTC914TUBTL
D1001
MUTING
MUTING
MUTING
0
0
0
0
0
0
R466
R467
R407
R408
R464
R404
10k
10k
10k
10k
680
680
C436
10
IC400
C443
LINE AMP
4.7
IC400
NJM8065RB1(TE1)
C437
R460
4.8
1
8
8.9
220p
12k
V+
4.8
2
7
4.8
R463
100
4.8
3
6
4.8
4
5
4.8
V–
R461
C439
R462
10k
1
100k
RL
RR
C418
10
C401
R406
IC401
220p
12k
LINE AMP
IC401
R401
NJM8065RB1 (TE1)
10k
4.8
1
8
8.9
V+
4.8
2
7
4.8
R403
R402
100k
100
4.8
3
6
4.8
4
4.8
5
V–
FL
C400
1
FR
C426
10
IC402
R443
100k
CENTER VOLTAGE GENERATOR, LINE AMP
IC402
NJM8065RB1(TE1)
C432
10
4.8
1
8
8.9
V+
4.8
2
7
4.8
R444
120k
4.8
3
6
4.8
4
5
4.8
V–
SUB
12
13
14
15
J01
(ANTENNA IN)
FB1
Q406
Q410
DTC914TUBTL
R2
MUTING
MUTING
0
0
0
X1
10
12MHz
0
0
C10
0.1
R411
R416
680
R422
10k
1k
C11
0.22
C12
0.001
R453
3.1
1
R465
10
VDDA_IFADC
680
2
VSSA_IFADC
2.5
3
C444
C402
C407
VBGP
4.7
4.7
4.7
1.2 [1.5]
4
FM_CAP
1.2 [1.5]
5
FM_IN_M
R455
C440
C13
1.2 [1.5]
6
12k
220p
1
FM_IN_P
3.1
7
R456
VDDA_RF
10k
8
VSSA_RF
C5
33p
R457
R458
C442
100
100k
1
L6
C4
220nH
4.7p
R427
10
L1
C2
220nH
18p
C6
R8
C15
4p
100
0.001
R412
C409
C3
12k
220p
L2
L5
1000p
0.82uH
3.3uH
L3
R414
220nH
10k
VDR1
R4
C8
RSB12ZT2L
1M
10p
R413
R415
100
100k
C410
1
R17
R280
R19
0
0
(M72BT/N5300BT)
R437
10
R439
C429
C416
15k
220p
10
R440
4.7k
R441
R442
C421
100
100k
1
MAIN
>004S
BOARD
(2/5)
(Page 50)
Sony CONFIDENTIAL
For Authorized Servicer
16
17
18
19
IC002
+3.3V REGULATOR
IC002
TCR3DF33
4
3
4.9
NC
CONTROL
2
GND
3.2
5
1
4.9
VOUT
VIN
C20
C21
C28
C30
1
1
10
1
R30
R31
10k
10k
C24
33p
R15
10k
C25
33p
(M72BT/N5300BT)
R14
100
24
2.8 [3.2]
SDA
R16
23
10k
VSSD_IO
22
3.2
IC001
VDDD
21
VSSD
FM/AM RECEIVER
20
R27
L10
GPIO_3
IC001
100
4.7uH
19
SDP2014AHN/V205
I2S_SD_1
18
<1>
I2S_BCK
R1610
17
<1>
0
I2S_WS
C16
R9
C31
0.0015
0
0.001
0
JL125
R5
10k
I2S_BCK
JL126
R6
10k
I2S_WS
R7
JL127
10k
I2S_SD
R3
CL013
0
ANT_REM
C9
1
Note: IC001, IC400, IC401 and IC402 on the MAIN
board cannot replace with single. When these parts
are damaged, replace the complete mounted board.
MEX-M72BT/N5300BT/N7300BD
(N7300BD)
>008S
MAIN
BOARD
(5/5)
(Page 53)
SYS SET

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