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

CMT-BT60/BT60B/BT80W/BT80WB

5-12. SCHEMATIC DIAGRAM - MAIN Section (7/7) -

1 2 3 4
MAIN BOARD (7/7)
A
Q914
RQ1E050RPTR
CN902
B+ SWITCH
5P
CL916 19.6 19.6
19.5V 1 8 1
19.6 19.6
7 2
19.5V 2
19.6 19.6
GND 3 6 3
PWR1
19.6 9.8
POWER
5 4
GND 4
UNIT
V-CONT 5
B
R945
Q902
LSAR523UBFS8TL
19.6
R942
10k
19.5
0 Q902 - 904
POWER CONTROL
Q903
C
R938 LSCR523UBFS8TL
10k R943
1k
0
C913 R941
0.1 47k
R944
1k
D
R901
150k
IC901
R902
3.3k
POWER MONITOR
R912
NJM2903V(TE2)
0
3.3
1
E
2
2
2.4
3
R903 R906
22k 3.3k
4 GND
R904 R905 R907
0 10k 22k
F
( CMT- BT80W/BT80WB)
C958
0.1
13
9.6
R1006
G
0
19.6
3.2
R1007
1k 1.9
C903 C954 C955 C956 R1009 C957
4.7 4.7 0.01 0.1 100k 0.01
H
I
J
K
L
CMT-BT60/BT60B/BT80W/BT80WB
• See page 48 for Waveforms. • See page 48 for IC Block Diagrams.
5 6 7 8
R1025 R914
100k 0.039
CL915 1/2W
19.6 19.6
1 8
19.6 19.6
47k Q904
2 7
LSAR523UBFS8TL
19.6 19.6
3 6
19.6 9.8 9.8 19.6
4 5
R947 R1026
100k 100k
Q915
19.5
R946 D903 RQ1E050RPTR
10k DA2J10100L
B+ SWITCH
CL914
R1024
19.6
4.7k
D5012 R1027
DZ2J24000L 0
JL901
C909
100
35V
CL901
D901
DA2J10100L
R916 R920 R922
82k 100k 0
IC901 R917 R923
10k 220k
19
R918 R909
V+ 8
4.7k 0
0
7
R913
R934
9.9 100
D902
0
6
BAV70
9.8
R931
5
R1015 0
1k
C904 R919 R921 R924
1 100k 100k 100k
D917
DZ2J056M0L
E
L904
R1012
10uH
IC902
10k
DC/DC CONVERTER
IC902
TPS54332DDAR
3.3
C961 R1013 C962
1 BOOT PH 8
47 330 2200p
630V
R995
2 VIN GND 7
1k
0.6
3 EN COMP 6
D912
DZ2J056M0L
0.8
4 SS VSENSE 5
C960
220p
C959 R1010 R1014
12p 47k 3.3k
14
D904
CRH01(TE85R,Q)
R950
470k
C916 C918 C921 C923
4.7 4.7 0.01 0.1
9 10 11 12
Q905
RQ1E050RPTR
R932 R957
0 JL903 0
19.6 19.6
1 8
19.6 19.6
R935 R952
2 7
47k 15k
19.6 19.6 R958
R933
3 6 0
0
9.6 19.6
4 5
R953
R937
C915 C920 2.2k
47k
0.1 0.1
R948
R936
100k
47k
D905
Q901, 905
DA2J10100L
0 B+ SWITCH
3.2
Q901 R959
LTC014EUBFS8TL R954 0 C929
4.7k 10
R960
R956
0
0
C931
0.1
15
R939
11.4
0
JL902
19.6
R940
0 2.8
R955
1.8
1k
C910 C911 C912 C914 C917 C919 C922 C924 C926 R962 C928
68p 15p 10 0.01 68p 15p 4.7 4.7 0.1 100k 0.01
R964
1k
Q908, 909
B+ SWITCH
D908
DZ2J068M0L R970
0
E
L901
C927
10uH
0.1 R971
0
11.4 5.2
C935 C936 R965
1 BOOT PH 8
22 2200p 10k
630V
18.9
2 VIN GND 7
3.3 0.6
R966
3 EN COMP 6
330
1.8 0.8
4 SS VSENSE 5
R967
1.5k
IC903
C934 R968
220p 330
DC/DC CONVERTER
IC903
TPS54332DDAR Q908
R951 C925 C933 R963 R1019 LTC014EUBFS8TL
100k 0.01 12p 47k 47
C941 C943
10 1
42 42
13 14 15 16
D915
BAW56
C930 C932
68p 15p
E
L902
10uH
R980
1k
5.2
C939 R972 C940
1 BOOT PH 8
22 10k 2200p
630V
2 VIN GND 7
0.5
R973
3 EN COMP 6
330
0.8
4 SS VSENSE 5
R974
1.5k
IC904
C938 R975
220p 330
DC/DC CONVERTER
IC904
TPS54332DDAR
C937 R969 R976 R981 R983 C942 C944 C945
12p 47k 47 4.7k 1k 100 68p 15p
10V
D918 DA2J10100L
R982
R989 R990
0
100k 0
Q909
PMV48XP
5.2 5.2
S R1020
R984 C948 R1022 L903 0
47k 0.1 1k
10uH
R986 C946
0.4
47k 0.1
D914
R985
BAW56
4.7k Q912
LTA014EUBFS8TL R1002
1k
3.3 3.3
R999 R1001
1k 1k
0
Q912, 913
B+ SWITCH
0 0 3.7
2.8 2.8 0 LSCR523UBFS8TL
PROTECT DETECT
Q913
LTC014EUBFS8TL R1023 C950 R1000
4.7k 10 47k DA2J10100L
R991
IC905 0
+3.3V REGULATOR
IC905
MM3411A33NRE
5.2 3.3
1 VDD 5
VOUT
2 GND
5.2
3 CE 4
NC
C964 C949 C963
0.1 1 0.1
Note: IC902, IC903 and IC904 on the MAIN board cannot exchange with single.
When these parts are damaged, exchange the complete mounted board.
17 18 19 20
CN903
7P
CL904
1 PROTECT
CL905
2 VBUSP-MONI FFC14
CL906
R910
3 POWER-ON
0 CL907
>08S
4 19.5V
R908
5 19.5V
JACK
0 CL908
BOARD
6 GND
(1/2)
7 GND CN5011
(Page 44)
>122S
PVDD-19.5V
PA-GND
MAIN
BOARD
PROTECT
(5/7)
R996 R1005
(Page 40)
0 0
CL902
>109S
VBUS
R987
R992 R994 MAIN
0 ILM-GND
0 0 BOARD
(3/7)
(Page 38)
R988
0
>119S
FE_GND_M
MAIN
BOARD
R1017
(5/7)
0
(Page 40)
FE_5.2V_M
C951 C953
>108S
0.1 0.1
FE_5.2V_TRAY
FE_GND_M
MAIN
C947 R993
BOARD
FE_5V
1 0
(2/7)
(Page 37)
GND
CL912
>105S
GND
CL911
MAIN
D5V
BOARD
R998
(1/7)
0
CL910
(Page 36)
CL909
A5V >118S
GND
MAIN
AN-GND
Q911
BOARD
LSAR523UBFS8TL
D5V (4/7)
POWER MONITOR
(Page 39)
3.3 0
3.8
R1003
47k
Q910
D5V
( CMT- BT80W/BT80WB) GND
C952 P-MONI
D5011
100
EVER-5V
16V
>123S
AMP-POWER
POWER-ON
MAIN
BOARD
NW3.3V
R1016 (6/7)
0 (Page 41)
CL913
EVER-3.3V
BCO3.3VP-ON
AC-CUT
ET901
R929
0
(CHASSIS)
>113S
D5V
A5V
MAIN
BOARD
AN-GND
R930 (3/7)
0
(Page 38)