Sony STR-K7200 Service Manual - Page 41

Schematic, Diagram, Video

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STR-K7200 6-26. SCHEMATIC DIAGRAM - VIDEO Section - • See page 35 for Waveforms. • See page 48 for IC Block Diagrams. 1 2 3 4 5 6 7 8 9 10 11 12 A B C J220 Y DVD IN PB / CB PR / CR D Y COMPONENT VIDEO VIDEO 1 IN PB / CB PR / CR E Y MONITOR OUT PB / CB PR / CR F (CHASSIS) G VIDEO BOARD R229 75 R227 75 R224 75 COMPONENT VIDEO SAT IN PR / CR PB / CB Y J221 MONITOR VIDEO OUT J210 VIDEO 1 VIDEO IN VIDEO OUT DVD VIDEO IN SAT VIDEO IN J211 (CHASSIS) (CHASSIS) R223 75 R213 75 R214 75 R228 75 R226 75 R225 75 R222 75 R221 75 C223 C222 10 10 50V 50V C221 10 50V R215 75 C213 10 50V R212 75 R211 75 R242 75 C212 10 50V C242 10 50V C211 10 50V C227 10 50V C224 10 50V C228 10 50V C225 10 50V C226 10 50V D211 MA2J1110GLS0 CNP242 3P 1 VGND 2 DMPORT_VIDEO 3 VGND Q DIGITAL AB BOARD (1/5) CN1008 (Page 25) CNS271 7P 1 V_SW4 2 V_SW3 3 V_SW2 4 V_SW1 5 COMP_S1 6 COMP_S2 7 PS (V-MUTE) R DIGITAL AB BOARD (4/5) CNS509 (Page 28) -4.9 2. 4 0 0 0 0 2 0 D210 MA2J1110GLS0 4. 9 2. 5 2. 6 0 0 0 0 0 0 CH1 IN1 CH1 OUT SW1 CH1 IN2 CH2 OUT SW2 CH1 IN3 CH3 OUT GND GND 1 2 3 4 5 6 7 8 9 10 11 12 IC220 NJM2586AM 24 23 22 21 20 19 18 17 16 15 14 13 V+1 CH2 IN1 CH3 IN1 GND CH2 IN2 CH3 IN2 GND GND CH2 IN3 CH3 IN3 VOUT1 V+ SW5 VOUT2 VIN5 SW1 SW3 VIN1 12345678 IC210 NJM2595M-TE2 16 15 14 13 12 11 10 9 VIN4 GND SW4 VOUT3 (NC) VIN3 SW2 V- IC B/D IC210 VIDEO AMP 0 VIN2 -4. 9 V-1 -4. 9 V-2 4. 9 V+2 3. 2 PS 2. 4 0 3. 2 0 4. 9 0 0 0 0 0 0 C229 10 50V R276 75 R277 75 R278 75 C233 0. 1 C217 0. 1 IC220 IC B/D C232 0. 1 VIDEO AMP C204 47 16V C215 0. 1 C203 47 16V C240 10 50V R240 75 IC202 TA79005SB -4.9 3 O G I1 2 C202 0.47 2 4. 9 G 15. 9 3O I1 IC201 TA7805S IC201 +5V REGULATOR C201 0.47 IC202 -5V REGULATOR -16. 4 CNP240 3P 1 GND 2 VIDEO 3 GND (NC) 4 +15V 3 GND 2 NC 1 -15V CNP203 4P G MAIN BOARD (3/3) CN500 (Page 24) H I STR-K7200 41 VIDEO 2 IN / PORTABLE AV IN VIDEO J298 AUDIO L AUDIO R 41 VIDEO 2 BOARD C298 220p C299 220p C294 0. 1 C293 0. 1 CNP201 5P 1 L-CH 2 GND 3 R-CH 4 GND 5 VIDEO TP202 (CHASSIS) MAIN C BOARD (2/3) CNP430 (Page 23)

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STR-K7200
STR-K7200
41
41
• See page 35 for Waveforms.
• See page 48 for IC Block Diagrams.
6-26. SCHEMATIC
DIAGRAM
- VIDEO Section -
IC B/D
IC B/D
R
DIGITAL
(4/5)
CNS509
AB BOARD
CN500
G
(3/3)
BOARD
MAIN
CN1008
Q
(1/5)
AB BOARD
DIGITAL
C
CNP430
MAIN
(2/3)
BOARD
0
3.2
0
0
4.9
-4. 9
0
0
0
-4. 9
2.6
0
0
2.5
0
4.9
0
0
0
2
0
0
2.4
0
0
0
-4.9
4.9
0
3.2
0
2.4
0
15.9
4.9
-4.9
-16. 4
50V
10
C212
50V
10
C211
50V
10
C213
50V
10
C225
50V
10
C226
50V
10
C221
50V
10
C222
50V
10
C223
50V
10
C224
J211
J210
50V
10
C227
50V
10
C228
50V
10
C229
1
2
3
3P
CNP240
GND
VIDEO
GND (NC)
16V
47
C203
16V
47
C204
50V
10
C242
1
2
3
4
4P
CNP203
-15V
NC
GND
+15V
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
NJM2595M-TE2
IC210
VOUT1
SW5
VIN5
SW3
VIN4
SW4
VIN3
V-
VIN2
SW2
VOUT3 (NC)
GND
VIN1
SW1
VOUT2
V+
24
23
22
21
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
9
10
11
12
NJM2586AM
IC220
CH1 IN1
SW1
CH1 IN2
SW2
CH1 IN3
GND
V+1
CH2 IN1
GND
CH2 IN2
GND
CH2 IN3
CH3 IN3
GND
CH3 IN2
V-1
CH3 IN1
V-2
GND
CH3 OUT
V+2
CH2 OUT
PS
CH1 OUT
75
R229
75
R227
75
R228
75
R225
75
R226
75
R224
J220
MA2J1110GLS0
D211
MA2J1110GLS0
D210
C201
0.47
C202
0.47
75
R215
75
R213
75
R214
75
R212
75
R211
50V
10
C240
R276
75
R277
75
R278
75
1
2
3
4
5
6
7
7P
CNS271
V_SW4
V_SW3
V_SW2
V_SW1
COMP_S1
COMP_S2
PS (V-MUTE)
1
2
3
3P
CNP242
VGND
DMPORT_VIDEO
VGND
75
R223
75
R222
75
R221
75
R242
75
R240
0.1
C233
0.1
C232
0.1
C215
0.1
C217
I
I
O
O
G
TA79005SB
IC202
1
3
2
G
TA7805S
IC201
1
3
2
J221
VIDEO BOARD
VIDEO AMP
IC210
VIDEO AMP
IC220
IC201
+5V REGULATOR
IC202
-5V REGULATOR
COMPONENT
VIDEO
SAT IN
Y
P
B
/C
B
P
C
R
/
R
(CHASSIS)
(CHASSIS)
VIDEO OUT
VIDEO IN
VIDEO IN
VIDEO OUT
VIDEO IN
VIDEO 1
DVD
SAT
MONITOR
DVD IN
B
/
VIDEO 1
B
C
IN
P
Y
R
R
P
C
/
/
R
B
B
C
P
Y
R
C
/
P
/
R
B
B
C
P
Y
R
C
/
P
OUT
MONITOR
VIDEO
COMPONENT
(CHASSIS)
220p
C298
220p
C299
0.1
C293
0.1
C294
1
2
3
4
5
5P
CNP201
L-CH
GND
R-CH
GND
VIDEO
J298
VIDEO 2 BOARD
TP202
(CHASSIS)
AUDIO L
VIDEO
AUDIO R
VIDEO 2 IN /
PORTABLE AV IN
D
B
10
11
F
5
3
G
1
12
C
E
H
8
9
6
7
4
A
2
I
(Page 25)
(Page 28)
(Page 24)
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