Sony STR-DB795 - Diagrams; Block Diagrams Overview

STR-DB795
1717
STR-DB795
6-1. BLOCK DIAGRAM – TUNER/VIDEO Section –
SECTION 6
DIAGRAMS
• SIGNAL PATH
: TUNER
A
DATA,
CLK
FM
AM
8L CH
10R CH
13FM SIG OUT
14RDS-INT
15RDS-DATA
116VIDEO_SW3
117VIDEO_SW4
115VIDEO_SW2
114VIDEO_SW1
100UP CON SCL
99UP CON SDA
2
ST-DO
4
CE
3
ST-DI
1
CLK
7
STEREO
11
MUTE
6
TUNED
(AEP, UK)
TU301
TUNER UNIT
47 RDS.DATA
RDS_SIGNAL
RDS_CLK
66 TUNER LATCH
49 TUNER TUNED
48 TUNER ST
50 TUNER MUTE
135
65 TUNER DO
61
SYSTEM CONTROLLER
IC1703 (1/6)
B
TUNER-L
COAXIAL
FM 75
AM
R-CH
: VIDEO
ANTENNA
SW4
SW3
SW2
SW1
7
9
3
5
13
V3
V2. IN
TV
LD
V1. IN
10
4
14
6
2
15
1
SW2
SW3
SW1
SW4
SW5
V1.
OUT
M.
OUT
7
9
3
5
13
V3
V2. IN
TV
LD
V1. IN
10
4
14
6
2
15
1
SW2
SW3
SW1
SW4
SW5
V1.
OUT
M.
OUT
15
13
9
11
3
5
7
1
2
14
10
4
6
D302
D301
D851
D850
J1091 (1/2)
VIDEO 3
INPUT
VIDEO
TV/SAT IN
DVD IN
VIDEO 2 IN
VIDEO 2 OUT
J305
J304
VIDEO
VIDEO
VIDEO
VIDEO 1 IN
VIDEO 1 OUT
J1092
J852 (2/2)
J850 (2/2)
J850 (1/2)
J852 (1/2)
C
Y
C
Y
C
Y
C
Y
C
Y
J302
VIDEO SELECTOR
IC301
Y SWITCH
IC851
C SWITCH
IC850
VIDEO 3
INPUT
S-VIDEO
S-VIDEO
TV/SAT IN
S-VIDEO
DVD IN
S-VIDEO
VIDEO 1 IN
VIDEO
MONITOR OUT
V1. OUT
V1. IN
V2. IN
V2. OUT
TV
LD
V3
M. OUT
SW5
SW1
SW2
SW3
SW4
S-VIDEO
VIDEO 1 OUT
SW4 SW1 SW2 SW3
P B /C B /B-Y
P R /C R /R-Y
P B /C B /B-Y
P R /C R /R-Y
J351 (1/2)
Y
Y
J351(2/2)
Y
COMPONENT
VIDEO
TV/SAT IN
COMPONENT
VIDEO
DVD IN
P B /C B /B-Y
P R /C R /R-Y
COMPONENT
VIDEO
MONITOR OUT
C
Y
J851
S-VIDEO
MONITOR OUT
RY850
-2
-1
VIDEO BUFFER
Q372
19
27
7
15 16
25
VIDEO SYNC
SEPARATOR
IC370
4
1
7
16
CLOCK
GENERATOR
IC371
X370
3.5795MHz (Taiwan, Korean models)
4.43MHz (EXCEPT Taiwan, Korean models)
C SYNC BUFFER
Q370
RELAY
DRIVE
Q850, 851
SYNC SEPARATOR
IC852
Y SYNC BUFFER
Q371
RY352
-2
-1
RY354
RELAY
DRIVE
Q352
RY351
-2
-1
RY353
RELAY
DRIVE
Q351
VIDEO AMP
IC372
DATA
CLK
• R-CH is omitted due to same as L-CH.
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