Schematic Diagram − Dc Section - Sony STR-DB795 Service Manual
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Also See for STR-DB795:
- Operating instructions manual (60 pages) ,
- Easy setup manual (2 pages) ,
- Easy setup manual (2 pages)
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6-34. SCHEMATIC DIAGRAM – DC1/DC2/4/8 Boards –
(Page 40)
-5V REGULATOR
CN952
8P
TA79005
-5V.V
V.GND
+5V.V
+5V.D(+8V)
Q953
+5V.FL
2SD773
D.GND
B- SWITCH
D-POWER
V-POWER
(Page 29)
C964
0.1
EB903
(CHASSIS)
CN950
4P
-5V(V)
+5V(V)
GND(D)
+5V(D)
CN910
3P
+B
B GND
-B
(Page 41)
CN913
2P
CN907
(Page 40)
8P
+15V
-15V
+5V(D)
GND(D)
+5V(V)
-5V(V)
-28V(FL)
+8V
(Page 29)
CN909
5P
+24V(RY)
GND(RY)
STOP
PW-RY
SUB,T
(Page 39)
STR-DB795
C958
0.22
C952
C956
47
470
16V
16V
O
O
G
G
+5V REGULATOR
IC951
I
I
IC952
7805
C953
C955
C957
0.22
0.22
4700
6.3V
Q955
Q956
R954
RT1N141S
RT1N141S
1k
B- SWITCH
B+ SWITCH
R959
R955
Q957
10k
680
2SB733
B+ SWITCH
RT1N141S
B+ SWITCH
Q954
DTA114TSA
B- SWITCH
C954
R956
0.1
10k
(SP,MY)
F905
125V
2
C917
C919
0.015
0.1
1
4
100V
200V
JW902
JW903
R913
150
C915
D914
JW901
(EXCEPT SP,MY)
3
8200
D6SBN20
63V
(SP,MY)
F906
C918
0.015
125V
C916
100V
8200
63V
JW904
JW905
(EXCEPT SP,MY)
D904
D1NL20U
D905
C902
R911
D1NL20U
2200
1
35V
1W
D903
D1NL20U
C903
R912
1000
1
D906
35V
1W
D1NL20U
D908
D4SBN20
2
1
C907
4700
3
16V
C904
C906
D902
D912
100
47
HZS20-1LTA
11ES2
25V
35V
C909
C925
D913
C923
330
220
R910
11ES2
220
50V
25V
2.2
25V
C924
D915
220
11ES2
25V
C926
R902
R904
D916
220
22k
10k
11ES2
25V
D909
JW907
10EDB40
Q903
D910
2SB1241
-18V REGULATOR
C960
C962
0.22
0.22
I
G
+5V REGULATOR
O
IC953
7805
I
I
+15V REGULATOR
G
G
IC955
-15V REGULATOR
O
O
M5F7815L
IC954
M5F7915L
C961
C963
R961
1000
1000
10
25V
25V
1/2W
JW950
R958
10k
Q958
R960
10
R962
R964
1/2W
10k
220k
R957
Q960
R963
Q959
680
2SB1565
4.7k
2SB733
B+ SWITCH
C959
Q961
0.1
2SC2785
Q962
Q960-962
2SC2785
THERMAL DETECT
C965
0.1
R965
47
CN911
10A
3P
CN902
S901
3P
O-A
IMPEDANCE
-1
O-B
SELECTOR
-2
4Ω
8Ω
GND
10A
EB901
C920
(CHASSIS)
0.01
(Page 53)
CN906
6P
+24V
GND
-24V
+8v
GND
F904
T3.15AL
-8v
250V
F903
T3.15AL
(Page 53)
250V
4
C908
1000
16V
CN912
6P
STOP
GND
8V
8V
The components identified by mark 0 or dotted
P.RY
SUB,T
(Page 53)
line with mark 0 are critical for safety.
Replace only with part number specified.
51
51
CN953
3P
-15V
+15V
CN951
6P
+15V
GND
-15V
(Page 43)
CN954
2P
(NC)
CN901
5P
HI-A
LO-A
GND
LO-B
HI-B
(Page 53)
STR-DB795
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