Sony STR-DE597 - Block Diagram - Key;Display Section

STR-DE597
19 19
4-6. BLOCK DIAGRAM — KEY/DISPLAY SECTION —
83
FL DISPLAY DRIVER
IC100
14
I
29
82
34
33
5
6
45
46
54
SW NETWORK
S120-128
RV102
MASTER
VOLUME
56
51
49
28
27
77
+3.3V
(STBY)
X1
X0
SDA
SCL
POWER KEY
FLASH1
FLASH2
MD2
MD0
RSTX
SDA
SCL
EEPROM
IC1131
X1101
16MHz
89
SW4
V SW4
88
SW3
V SW3
87
SW2
V SW2
86
SW1
V SW1
SIRCS
9
4
2
60
59
57
FL LAT
FL DATA
FL CLK
9
STB
7
DIN
8
CLK
3
6
8
2
SW2
1
SW1
GRID12
I
GRID1
SEG1
I
SEG16
4
SW4
3
SW3
VOL ENC A
VOL ENC B
A/D2
SW NETWORK
S130,132,134,136-141
SW NETWORK
S100,101,103,105,107,109-113
A/D0
A/D1
1
3
BUFFER
IC101
1
REMOTE
CONTROL
RECEIVER
IC102
OUT
SIRCS
SYSTEM
CONTROL
IC1101 (3/4)
CNP503
S152
FLASH1
FLASH2
MD2
MD0
RESET
1
2
7
6
5
FLASH
PROGRAMMING
12
I
/
I
VIDEO
SECTION
E
D102-105
47
38
39
40
BLUE LED
FL101
VACUUM
FLUORESCENT
DISPLAY
IC1111
RESET
31
I
42
LED DRIVE
Q100
D101
(Page 18)