Block Diagram - Key/Display Section - Sony STR-DG910 Service Manual

STR-DG910
Q Q
3 7 6 3 1 5 1 5 0
5-6. BLOCK DIAGRAM — KEY/DISPLAY SECTION —
X1300
12.5MHz
EEPROM
IC1131
SDA 5
SCL
6
CNS504
SDA
9
SCL
8
FLASH-SO
1
FLASH
FLASH-SI
2
PROGRAMMING
MD2
7
XRESET
5
T E
L 1 3 9 4 2 2 9 6 5 1 3
IC1005–1007
RESET
S100
/ I
I
w w w
STR-DG910
SYSTEM
CONTROL
IC1010 (6/7)
BUFFER
IC101
FL_LAT 68 9
FL_DATA 71 4
57
12.5MHz
FL_CLK 70 2
58 12.5MHz
98 EEPROM DATA
78 EEPROM CLK
SIRCS IN 82
V_ENCODER(A)-DOWN 16
V_ENCODER(B)-UP
15
103 FLASH_SO/HDMI_UART_TX
102
FLASH_SI/HDMI_UART_RX
52 MD2
INPUT ENCODER A 79
INPUT ENCODER B 80
TUNING ENCODER+/- A 36
TUNING ENCODER+/- B 37
55 INIT
TONE JOG A 6
62 RST TGR TONE JOG B 5
A/D KEY1 114
85 POWERKEY
SW NETWORK
A/D KEY2 115
S101-108
x a o
y
. i
http://www.xiaoyu163.com
8
FL DISPLAY DRIVER
IC100
14
SEG1
I
F1
I 29
8 9 STB F2
FL101
•
SEG17
VACUUM
31
6 FLUORESCENT
7 DIN
GRID1
42 DISPLAY
I I
3 8 CLK
GRID11 32
LED
SW1
1 DRIVER
Q110
REMOTE
SIRCS
CONTROL
2 OUT
SIGNAL
RECEIVER
IC103
RV102
2
MASTER
3
VOLUME
RV101
2
INPUT
3
SELECTOR
Q Q
3 7 6 3
RV103
2
– TUNING +
3
RV104
2
– TONE +
3
SW NETWORK
S109–115
u 1 6 3
.
22 22
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2 4
9 9 8
D105
MULTI
CHANNEL
DECODING
1 5 1 5 0 8 9 2 4
m
c o
2
9 9
9 8 2 9 9