Schematic Diagram - Display Board - Sony STR-K790 - Lifier Service Manual

STR-K790
4-19. SCHEMATIC DIAGRAM – DISPLAY BOARD –
1 2 3
A
DISPLAY BOARD
B
R199
2.2
C
D
E
JW146
JW147
S103
AUTO CAL.
S103
R103
47 0
F
S104
DISPLAY
JW109
G
H
CN101
3P
CL125
AD1 1
CL127
K
PW_SW 2
CL128
POWER GND 3
BOARD
CNP152
I (Page 34)
STR-K790
• See page 38 for IC Block Diagrams.
4 5 6
2 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
1G 2G 3G 4G 5G
11G
10G
33 32 31
9G -20
34 GRID9
-20
8G
35 GRID8
-20
7G
36 GRID7
-20
6G
37 GRID6
-20
5G
38 GRID5
4G -20
39 GRID4
-20
3G
40 GRID3
-20
2G
41 GRID2
-20
1G
42 GRID1
C161 -20
10 43 VDD
50V
44 VSS
R121
10 C101
0.1
1 2 3
7 8 9 10
FL101 FLUORESCENT INDICATOR TUBE
25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46
6G 7G 8G 9G 10G
C144
0.1
30 29 28 27 26 25 24 23
9P
-16
SEG9 22
IC B/D
8 8P
SEG8 21
0 7P
IC100 SEG7 20
-10 6P
SEG6 19
FL DISPLAY DRIVER
-19 5P
SEG5 18
IC100
0 4P
PT6315
SEG4 17
-21 3P
SEG3 16
-17 2P
SEG2 15
-9 1P
SEG1 14
5
VDD 13
VSS 12
C152
0.1
C100
C145
4 5 6 7 8 9 10 11 0.1 C146
0.1
JW102
50V 10
10
R118
82k
5 5 5
14 13 12 11
C112
220p
IC101
TC74ACT08P
C111
220p
C110
220p IC B/D
R117
1 2 3 4
10 0
R116
100 5 3.3 5 0.7
IC101
R115
ELECTRONIC VOLUME C148
100
220 p
C149
220p
32 32
11 12 13
CL119
47 48 49 50 53
11G
CL120
R198
2.2 CL121
RV102
MASTER
VOLUME
JW103
10
INPUT
SELECTOR
RV101
C151
0.1
IC102
REMOTE
JW120
CONTROL RECEVER
5.5
RPM7240-H4
IC102
1
VCC OUT
3.3
GND
3
C147
220 p
3.3
5
10 9 8 JW101
5 6 7
5 0
14 15 16
CN104
3P
1
-20V
I
2
F1
3
F2 MAIN
BOARD
(2/4)
CNP908
(Page 28)
CL104
CL105
C107
2200p
CL106
CL107
CL108
C106
CL109
2200p
CL110
CL111
CL112
CL113
CL114
CL115
CL116
CL117
CL11 8
CNS102
17P
CL103 1 DC-CONTROL
2 GND
3 GND
4 +3.3V(STDBY )
5 +5V
6 VOL_JOG_2A
7 VOL_JOG_2B
H
8 PW_SW
3.3
9 SIRCS
2 DIGITAL
R119
10 0
BOARD
10 AD2
(4/5)
11 AD1
C150
CNS513
0.1
(Page 21)
12 FL_LAT
13 FL_DI N
14 FL_CLK
15 INPUT_JOG_4A
16 INPUT_JOG_4B
17 DCAC_IN
CNP102
2P
1 DCAC_IN (CN2001)
L
2 DC-CONTROL (CN2001)
DCAC
BOARD
CN2001
(Page 34)
No mark : FM