Schematic Diagram - Main Section (9/9) - Sony HCD-SX7 Service Manual

2020/02/27 22:53:44 (GMT+09:00)

5-13. SCHEMATIC DIAGRAM - MAIN Section (9/9) -

1 2
MAIN BOARD
A
>135S
D5V
MAIN AMP+B
BOARD
POWER-ON
(7/9)
(Page 47)
CN902
10P
CL907
B AMP-GND 10
AMP-GND 9
AMP-GND 8
AC1 CL908
(AC IN) AMP+B 7
AMP+B 6
PU1
AMP+B 5
POWER
CL905
UNIT
SUB+B 4
SUB+B 3
CL906
C SUB-GND 2
SUB-GND 1
D
E
>120S
FAN_OUT
F MAIN
BOARD
(3/9)
(Page 43)
G
>126S
FAN_CTRL
FAN_SPEED
MAIN
AC-CUT
BOARD
(5/9)
POWER_MONITOR
(Page 45)
H
R954
I
R955
1k
R957
J
ET901
(CHASSIS)
HCD-SX7/SX7B
• See page 56 for Waveforms. • See page 56 for IC Block Diagrams.
3 4 5 6
(9/9)
R976
10k
R902
47k
IC901
C901
0.01
VOLTAGE DETECT
IC901
C977
S-80950CNNB-G9LT2G
C902 220
0.01 25V
8.1 2 3 0
VDD CD
1 4 3.3
C903
R903
VSS OUT
220
47k
25V
R904
22k
JC910
0 IC909 C911
0.01
FAN MOTOR DRIVE
C914
IC909
10
BA00CC0WFP
3.3 1
CTL
13.8 2
VCC
6
GND/FIN
5.8 4
OUT
JL903
1.2 5
R970
C
56k
R972
C910
33k
0.01
1.2
0
C913
10
Q910
LTC014EUBFS8TL
C968 R971 C970 C969
FAN MOTOR
100 15k 0.1 4.7
SPEED CONTROL
16V
Q904
LSAR523UBFS8TL Q905
PDTA114ET
POWER MONITOR
C904
0 3.3 3.3 3.3
0.01
R961
47k C906
3.3
10
0
R960
1k 1k JL905
Q905, 906
B+ SWITCH
D913 R959
BAW56 1k
R953 R956
3.1 0
1k 1k 1k
0 3.2
Q903 Q906
LSCR523UBFS8TL PDTC114ET
PROTECT DETECT
R958
47k
D912
DZ2J056M0L
7 8 9 10
L902
C919
10uH
IC904
0.1
DC/DC CONVERTER
17
IC904
TPS54332CDDAR
C925 C929
11.2 1 8 5
22 22
BOOT PH
13.8 2 7
VIN GND
2.5 3 6 0.7
R908
EN COMP
470k
1.7 4 5 0.7
SS VSENSE
C924
220p
C907 R909 C916 D902 C922 R913
0.1 100k 0.01 SJPJ-L3SVL 12p 47k
C917
IC903
0.1
DC/DC CONVERTER
16
IC903
TPS54332CDDAR
7.9 1 8 1.8
BOOT PH
13.8 2 7
VIN GND
2.5 3 6 0.5
R910
EN COMP
470k
1.7 4 5 0.7
SS VSENSE
C927
220p
C909 R911 C915 C920 R915
0.1 100k 0.01 12p 47k
C918
0.1 IC902
DC/DC CONVERTER
15
IC902
TPS54332CDDAR
11.3 1 8 5.2
BOOT PH
13.8 2 7
VIN GND
2.5 3 6 0.5
R975
EN COMP
470k
1.7 4 5 0.7
SS VSENSE
C923
220p
C908 R912 C912 C921 R914
0.1 100k 0.01 12p 47k
49 49
11 12 13
D910 R940
DA2J10100L 0
D905
DZ2J068M0L
R946
Q901, 902
0
B+ SWITCH
Q902
R926
PMV48XP,215
0 R942
0
4.9 4.9
S
R916 R934
10k 47k
C946
0.1
2.4
R917
330
R936
R935 C944
47k
47k 0.1
D911
DA2J10100L
0
R918
3.2
1.5k
Q901
R937
R919 C932 C934 PDTC114ET R932 C947 C957 C959
100k
470 0.0022 10 0 10 1
IC906
+3.3V REGULATOR
IC906
S-13A1A33-E6T1U3
4.9 6
VIN
5
VSS_5
4.9
4
SSC
R966
0
L901
C936 C937 C967
10uH
1 0.1 0.001
R921
10k
IC910
R922
10k
+1.2V REGULATOR
IC910
S-13A1A12-E6T1U3
D903 R973
SJPJ-L3SVL 1k
1.8 6
VIN
5
VSS_5
R974
4
10k
SSC
R920 R923 C933 C926 C930 C971 C972
10k 10k 0.0022 22 22 1 0.1
L903
JC903 R924
10uH
0 1k D907
DA2J10100L
JL901
D906
DZ2J068M0L
R927
10k
JC906
0
R928
330
JC907
0
D904 R929
SJPJ-L3SVL 47
R930
330
R931 C928 C931 R925 C935
1.5k 0.0022 22 4.7k 100
10V
HCD-SX7/SX7B
14 15 16 17
DVD5V
CL902
CL901
IC907
L904
CL903
10uH
+3.3V REGULATOR A5V
IC907 C952
MM3571A33URE R948 100
0 10V
AGND
GND
D3.3V
C960 C958
0.1 0.1 1
EVER-5V
R943
D3.3V
0
1 3.3
VOUT EVER-3.3V
2
VSS_2
1.1
3
ON/OFF
R965
0
C942 C945 R968
0.1 1 1k
JL902
1 1.1
VOUT EVER1.2V
2
VSS_2
3 1.8
ON/OFF
C974 C975
0.1 47
EVER-5V
EVER1.8V
P-ON5.2VVBUS
FE_5V
FE_5.2V_M
FE_5.2V_TRAY
C940 C941
0.1 0.1
FE_GND_M
JC908
0
18
>109S
MAIN
BOARD
(1/9)
(Page 41)
>134S
MAIN
BOARD
(6/9)
(Page 46)
>116S
MAIN
BOARD
(3/9)
(Page 43)
>130S
MAIN
BOARD
(5/9)
(Page 45)
>138S
MAIN
BOARD
(8/9)
(Page 48)
>122S
MAIN
BOARD
(4/9)
(Page 44)
>111S
MAIN
BOARD
(2/9)
(Page 42)
SYS SET