Sony STR-K990 - Schematic Diagram - DIGITAL Board (4;5)

2222
STR-K990
STR-K990
4-8. SCHEMATIC DIAGRAM – DIGITAL BOARD (4/5) –
D
C
MAIN BOARD
(4/4)
CNP913
(Page 28)
STANDBY
BOARD
CNP903
(Page 32)
B
MAIN BOARD
(4/4)
CNP912
(Page 28)
H
DISPLAY
BOARD
CNS100
(Page 30)
11
DIGITAL
BOARD
(2/5)
(Page 20)
14
DIGITAL BOARD
(5/5)
(Page 23)
6
DIGITAL
BOARD
(1/5)
(Page 19)
3.3 8.5 2.6
7.9
8.5
3.3
5
No mark:FM
100R1129 10kR1105 10kR1186
10kR1179
10kR1180
10kR1088
10kR1182
10kR1181
10kR1183
10kR1184
1SR154-400TE-25
D1001
0.1
C1905
10V
470
C1906
10V
470
C1908
0uHFB1308
1 3 2 4 5 6 7 8
8P
CNP503
PROTECTOR FRONT_RY C/REAR/SB_RY H/P CTRL H/P RY WOOFER_RY FRONT B_RY B'ABLE_RY
CL025
CL026 CL027
CL028
CL029
CL030
CL031
CL032
CL033
CL022 CL021
VCC
GND
OUT
BA33BC0FP-E2
IC1904
VCC
GND
OUT
BA50BC0FP-E2
IC1031
D1109 D1108 D1111 D1110 D1107
1 2 3 4 5 6 7
7P
CNP505
+R2 STOP STDBY GND +9V (STDBY) PW_RY +R4 R4 GND
10V
470
C1022
10V
470
C1032
12345
SI-3004KWF
IC1903
0.47
C1021
0.47
C1031
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
17P
CNS513
DCAC_IN
INPUT-JOG_4B
INPUT_JOG_4A
FL_CLK
FL_DIN
FL_LAT
AD1
AD2
SIRCS
PW_SW
VOL_JOG_2B
VOL_JOG_2A
+5V
+3.3V(STDBY)
GND
GND
NC (DC CONTROL)
AD1
SIRCS
AD2
VOL_A
VOL_B
+2.65V/+1.85V
+R4
56
60
59
58
2
b8a4 97a1 b3b190 a988 94 99a3 b6a893 a289 b5b7 a792 96 a5 98a6 b4b291 95
D1107~1111
MA111-TX
DIGITAL BOARD
(4/5)
IC1903
IC1031
IC1904
+3.3V REG
+5V REG
+3.3V REG
W1000
1 3
2
1 3
2
1 2 3 4 5 6 7 8 9 10 11
A
B
C
D
E
F