Sony STR-DB795 - BLOCK DIAGRAM - DISPLAY;KEY CONTROL Section

STR-DB795
2121
STR-DB795
6-5. BLOCK DIAGRAM – DISPLAY/KEY CONTROL Section –
REMOTE
CONTROL
RECEIVER
IC1051
I/O BUFFER
Q1607
D1603
CONTROL A1 II
J2305
Q810
S1050
S1057
42 – 31
FL1603
FLUORESCENT
INDICATOR
TUBE
F1
F2
SEG1 – SEG16
GRID1 – GRID12
S1041 – 1047
S1051 – 1054,
S1056, 1061,
S1062, 1065
SYSTEM CONTROLLER
IC1703 (5/6)
133
AD2
63 SIRCS
15FL DATA
14FL CLK
113FL STB
62POWER.ON/OFF
132
AD1
86 CONTROL.A1.IN
21 VOL IC/TUNER DATA
22 VOL IC/TUNER CLK
23 VOL LAT
120 FUNCTION.SW.LAT
87 CONTROL.A1.OUT
7 DIN
8 CLK
9 STB
A
DATA, CLK
Q
DATA, CLK, LAT
P
DATA, CLK, LAT
C
DATA, CLK, LAT
DATA
CLK
LAT
DATA
CLK
LAT
DATA
CLK
LEVEL SHIFT
IC1006
I / 1
20
SP SW
SPEAKERS
13VOL.JOG (1A)
12VOL.JOG (1B)
19+/–.JOG (3A)
18+/–.JOG (3B)
17+/–.JOG (4A)
16+/–.JOG (4B)
MASTER
VOLUME
INPUT
SELECTOR
ROTARY
ENCODER
RV1051
ROTARY
ENCODER
RV1052
MENU
–/+
11FUNCTION.JOG (2A)
10FUNCTION.JOG (2B)
ROTARY
ENCODER
RV1061
ROTARY
ENCODER
RV1060
FLUORESCENT INDICATOR TUBE DRIVER
IC1001
9
10
2
1
13
12
8
3
11
LEVEL SHIFT
IC804
9
10
2
1
13
12
5
4
8
3
11
6
LEVEL SHIFT
IC805
14 – 29
D1031
MULTI CHANNEL DECODING
D+5V
2LED2
1LED1
LED DRIVE
Q1032
DIMMER
CONTROL SWITCH
Q1031
D+5V
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