Schematic Diagram − Main Board (2/3) - Sony STR-DB798 Service Manual

STR-DB798
6-25. SCHEMATIC DIAGRAM – MAIN BOARD (2/3) –
(2/3)
CN410
8P
GND
(Page 45)
FR
GND
FL
GND
SR
GND
SL
CN412
(Page 45)
6P
GND
C
GND
SBR
GND
(Page 35)
SBL
EB403
CN419
2P
RY806
-2
(Page 25)
-1
R825
CN417 470
3P 1W
H.P R
GND
R849
D814
10
1SS133
H.P L
(Page 31)
R824
CN422 470
1W
A GND
(Page 49)
CN455
CN453
CN425
CN424
B GND
CN413
6P
C/SB-RY
24V(RY)
SW(RY)
GND
SW
(Page 45)
CN408
10P
V-SW4 SW4
V-SW3 SW3
V-SW2 SW2
V-SW1 SW1
-5V -5V
GND
+5V +5V
(Page 31) VIDEO3 V3
V-MONITOR VM
MONITER-OUT MO
CN407
10P
MONITER-OUT MO
V-MONITOR VM
VIDEO3 V3
+5V +5V
GND
-5V -5V
V-SW1 SW1
V-SW2 SW2
(Page 29)
V-SW3 SW3
V-SW4 SW4
STR-DB798
(Page 37)
JWH002
SUR
SP
GP801
FR
HP
JWH001 JWH003
R565 C563 D561
47k 0.01 1SS133
R515 C513 R566
47k 0.01 100k
R569
C567 C566 D511
10
0.1 0.047 1SS133
R516
100k
R519
C517 C516
10
0.1 0.047
R715 C713 D711
47k 0.01 1SS133
R719
C717 C716 R716
10
0.1 0.047 100k
R665 C663 D661
47k 0.01 1SS133
R669
C667 C666
10
0.1 0.047
R666
100k
R619
C617 C616 R615 C613 D611
10
0.1 0.047 47k 0.01 1SS133
R465 C463 R616
47k 0.01 100k
R469
C467 C466
10
0.1 0.047
D461
1SS133
R419
C417 C416 R415 C413 R466
10
0.1 0.047 47k 0.01 100k
D411
1SS133
R593
47k
R812
2.2k
R816 Q807 R588
10k 2SC1740TP-FEK 68k
RELAY DRIVE
D581
1SS133
R813
2.2k
R817 Q808
10k 2SC1740TP-FEK
R543 R538
RELAY DRIVE
47k 68k
R814 R743 D531
2.2k 47k 1SS133
R818 Q809
10k 2SC1740TP-FEK
RELAY DRIVE
R738
68k
R847 D731
2.2k 1SS133
R848 Q823
10k 2SC1740TP-FEK
RELAY DRIVE
R693
47k
R688
68k
R643 D681
47k 1SS133
R802 R638
1k C807 R806 R805 68k
22 22k 10k
50V
Q803 D631
D808 2SA1038S 1SS133
1SS133 D805
1SS133
Q805
2SC1841
R493 R488
47k 68k
Q802,803,805
AC POWER PROTECT
D481
1SS133
R807 D807 C805
10k 1SS133 220
10V
R438
68k
Q802
D817 2SC1740TP-FEK
1SS133 D431
1SS133
PRO
R850
10k
D821 D822
MTZJ22A MTZJ22A
Q822 R852
TC124ESATP 22k
OVER VOLTAGE
DETECT
C822
R851 D823 R853
47
6.8k MTZJ5.6C 22k
16V
R416
100k
38 38
CN411
4P
(Page 45)
SR-RY
FB-RY
FA-RY
24V(RY)
C13
C1
C2
C3
Q582
2SA1038S
CURRENT
DETECT
R589
15k
Q1
Q532
2SA1038S
CURRENT
DETECT
R539
15k
Q2
Q732
2SA1038S
CURRENT
DETECT
R739
15k
Q3
Q682
2SA1038S
CURRENT
DETECT
R689
15k
Q4
Q632
2SA1038S
CURRENT
DETECT
R639
15k
Q5
(Page 39)
Q482
2SA1038S
CURRENT
DETECT
R489
15k
Q6
Q432
R443
2SA1038S
47k
CURRENT
DETECT
R439
15k
Q7
C4
C5
C6
C7
C8
C9
C10
C11
C12