Schematic Diagram - Main Section (5/7) - Sony CMT-BT60 Service Manual

CMT-BT60/BT60B/BT80W/BT80WB

5-10. SCHEMATIC DIAGRAM - MAIN Section (5/7) -

1 2
MAIN BOARD (5/7)
A
B
JL461
>119S
FE_GND_M
MAIN
BOARD
(7/7)
(Page 42)
C
>111S
11
MAIN
13
BOARD
(3/7)
(Page 38)
D
+3.3V REGULATOR
MM3411A33NRE
E
F
MCLK
MCLK
>117S
DAMP-LRCK
DAMP-LRCK
DAMP-SCLK
MAIN
G
DAMP-SCLK
BOARD
DAMP-SDA
(4/7)
DAMP-SDA
(Page 39)
H
I
J
SPKPROTECT
>120S
DAMP-PDN
DSP-AMP-SDA
MAIN
BOARD
DSP-AMP-CLK
(6/7)
DAMP-RST
(Page 41)
K
CMT-BT60/BT60B/BT80W/BT80WB
• See page 48 for IC Block Diagrams.
3 4 5
R464
47k
JL464
R471
100k
R472
0
D103
DA2J10100L
C141
1
C414
0.1
Q104
LSAR523UBFS8TL
0
PROTECTOR
5.1
1 2 3
5.1
IC104
IC104
R121 R120 R249
1 0 0
5 4
0
C416
0.1
R428 C139
0 1
R412
C411
470
0.047
R427 JR439
0 0
R435 R411
C410
0 470
4700p
C402
C447 R425 C446
100
0.1 100k 0.1
10V
CL406
C406 C407
10 0.1
C403
0.1
C420
R429
12
0.047
10
3.3
13 AVDD
D401 DA2J10100L
3.3
14 FAULT
R409 100
MCLK 1.7
15 MCLK
R405 8.2k
0.8
16 OSC_RES
R401 10k
17 DVSSO
R402 1.8
C401
10k 18 VR_DIG
0.1
3.3
19 PDN
R485 100
DAMP-LRCK 1.6
20 LRCLK
DAMP-SCLK R486 100 1.6
21 SCLK
R487 100
DAMP-SDA 1.2
22 SDIN
3.2
23 SDA
JL441
3.2
24 SCL
JL442
R403 R404
10k 10k C404
4.7
25 26 27 28 29 30 31 32 33 34 35 36
JR441 JR442
C405
0 0
0.1
JL443
R410 C400 C408
10k 1000p 0.1
C412 C409
0.1 10
6 7 8 9
3.3
Q403
LSCR523UBFS8TL
DC DETECT
R426
100
R458
C415
0
4700p R498
0
C413 C430 C482 C481 C483 C484
0.047 220 0.1 10 0.1 10
25V
C485 C487
0.22 0.22
11 10 9 8 7 6 5 4 3 2 1
19.6
PVCC_B 48
19.5
C486
BST_B 47 1
10.5
VCLAMP_AB 46
19.6
BST_A 45
3.3
IC481
HI-Z 44
19.6
AVCC 43
DIGITAL POWER AMP
AGND 42
IC481
2.4
TAS5708PHPR
BYPASS 41
19.5
C498
BST_D 40
1
10.4
VCLAMP_CD 39
19.5
C496
BST_C 38
1
19.6
PVCC_C 37
C495 C497
0.22 0.22
C431 C492 C491 C493 C494 C490 C489
220 0.1 10 0.1 10 0.1 10
25V
R481
47k
R457
0
Note 1: IC481 on the MAIN board cannot exchange with single. When
this part is damaged, exchange the complete mounted board.
40 40
10 11 12
KEY1
STBY-LED
KEY2
POWER-KEY
C142 C137 C133 C134 C131 C132 C136
68p 15p 15p 68p 15p 68p 68p
DP-CL
DP-DI
DP-CE
DP-INH/BACKLIGHT
C130
R291 68p
0
SIRCS
FB120
C143
0
R295 68p
0
R248
0
9.8
R424 C445
9.8 0
100k 10
-2
9.8 0
C488 C499
-1
2200p 2200p
R423 Q402
100k HN1A01FU-TE85R
DC DETECT 9.8
R431
L401
0
22uH
C432 R421 C450 C456
4 3
1 100k 0.1 4700p
C433 C451 C457
1 0.1 4700p
1 2
R432
0
R433
0
L402
22uH
C434 C448 C458
4 3
1 0.1 4700p
C435 R420 C449 C459
1 100k 0.1 4700p
1 2
R434
0
R419
100k
9.8
R422 C444
9.8 0
100k 10
-2
9.8 0
-1
Q401
HN1A01FU-TE85R
DC DETECT 9.8
Note 2: When the KEY-L board is defective,
exchange the complete mounted board.
13 14 15
CN110
4P
CL1121
FFC8
1 EGND
CL1122
2 KEY-1
KEY-R
CL1123
BOARD
3 BT-LED
CL1124
4 D5V
CN107
5P
CL119
1 STBY-R FFC9
2 EVER3.3V
KEY-L
3 EGND
BOARD
CL123
4 KEY-2
CL127
5 POWER-KEY
C135 C123 C157
15p 0.1 0.001
CN108
7P
CL131
1 BT-LED
CL132
2 DP-CL FFC10
CL133
3 DP-DI
CL134
>05S
4 DP-CE
CL135
5 DP-INHIBIT/BACKLIGHT
LCD
CL136
BOARD
6 D5V
CL137
CN5301
C129
7 D5VGND (Page 47)
15p
CN109
3P
>06S
CL191
1 EVER3.3V
CL192
JACK
2 SIRCS
BOARD
CL193
C138
3 DGND (1/2)
15p
NO5005
(Page 44)
>121S
1
2
MAIN
BOARD
3
(6/7)
(Page 41)
PROTECT
>122S
PVDD-19.5V
MAIN
PA-GND
BOARD
(7/7)
(Page 42)
CN402
3P
CL401
1 FR+ SP1
CL402
(L-CH)
2 FR–
3 NC
JR437
0
ET403
C465
JR438
0.001
0
(CHASSIS)
C466
0.001
C467
0.001
CN401
2P
CL403
1 FL+ SP2
CL404
(R-CH)
2 FL–
Note 3: When the KEY-R board is defective,
exchange the complete mounted board.