Diagrams; Diagrams 6-1. Block Diagram (1) - Sony KP-53XBR300 Service Manual

Color rear video projector
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SECTION 6

DIAGRAMS

6-1. BLOCK DIAGRAM (1)
TU501
MAIN
BUFFER
13
TUNER
Q512
BUFFER
DET OUT2
Q506, 517
L OUT
R OUT
MUTE
ST IND
AFT OUT
F MONO
MODE
BUFFER
RF AGC
Q502
INVERTER
DET OUT
Q507
SDA
SCL
J505
VIDEO1
J508
INPUT
3
4
1
2
S–VIDEO
L
AUDIO
V
V
R
L
L
R
R
J506
J507
VIDEO3
VIDEO4
INPUT
INPUT
3
4
3
4
1
2
1
2
S–VIDEO
S–VIDEO
V
V
V
V
L
L
L
L
R
R
R
R
Q801,804
SW
15
J3501
SIRCS
SW
INPUT
Q3504 3505
SW
CN3501
Q3504 3505
CN526
J3502
SIRCS
SW
1
HD
HD
1
1
OUTPUT
Q3504 3505
3
VD
2
3
VD
J3503
RM IN
7
3
7
RM IN
HD
VD
U
(SIRCS INPUT/OUT)
D3101
CN514
CN3101
+5V
4
KEY0
SIRCS
3
5
STLED
KEY0
4
6
TIMER LED
STLED
5
3
SIRCS
6
TIMER LED
CN3301
CN3103
D3102
OUT
1
9
2
SIRCS
2
CN3102
1
SIRCS
CN510
IC3301
SENSOR
CLK
1
HC
DATA
2
S3101-3106
G
MSCL
5
)
(
SIRCS RECEIVER
MSDA
6
HA
(FUNCTION KEY)
ENABLE
3
TO K BOARD
A PROT
7
CN2102
CN3202
1
KEY0
S3201,3202
CN3201
CN515
2
FR R IN
FR R IN
2
J3201
4
FR L IN
FR L IN
4
VIDEO2
6
FR V IN
FR V IN
6
INPUT
3
4
8
FR C IN
FR C IN
8
1
2
9
F SW
FRONT SW
9
S–VIDEO
11
FR Y IN
FR Y IN
11
CN508
V
V
ANT SW1
1
TO ANT SW
ANT SW2
2
L
L
R
R
CN512
L
1
HB
R
3
SP SW
5
F
F MUTE
6
(VIDEO2 INPUT)
C MUTE
7
S MUTE
8
TO K BOARD
FIX MUTE
9
CN2103
A MUTE
10
– 61 –
TU502
SUB
TUNER
BUFFER
IC515
CN2401(1/2)
CN520(1/2)
Q518, 526
AV SWIITCH
4
RESET
4
BUFFER
TV V
63
Y OUT
56
9
MAIN V/Y IN
9
Q532
11
MAIN C IN
11
MA IN
MA IN
62
TV L
MSDA
6
MSEL
6
BUFFER
64
TV R
C OUT
58
MSCL
7
MSDA
7
Q536
60
TV SUB V
59
TV SUB L
SUB V OUT
42
4
VIDEO
Y
1
61
TV SUB R
C
3
SW
Q548
CM501
3
Y 1
5
C 1
40
SUB C IN
6
SSW 1
40 38
SUB Y IN
V 1
1
BUFFER
L 1
53
2
V OUT
Q533
R 1
4
49
Y IN
20
L 5
BUFFER
21
R 5
SUB Y OUT
45
Q528
BUFFER
SUB C OUT
47
Q531
15
Y 4
35
V OUT
17
C 4
SELECT
L OUT
34
18
SSW 4
R OUT
36
13
V 4
14
L 4
52
L OUT
R 4
54
16
R OUT
9
Y 3
27
Y2
C 3
29
11
C2
SSW 3
30
12
SSW2
7
V 3
V2
25
8
L 3
L2
26
10
R 3
R2
28
BA
SSW5
24
32
SDA
31
SCL
21
IC1008
Q541,545
MAIN CPU
SW
17
1
I 2HSYNC
I VIN
22
2
I HSYNC
27
O MUTE
ATT
I STEREO
57
O R
32
Q1018
I AFT
16
O MONO
17
ATT
O SAP
18
O G
33
Q1020
52
O AGCATT
ATT
O B
34
Q1022
26
O 2MUTE
63
I STEREO 2
30
O 2MONO
O ALLYS
46
31
O 2SAP
O OSDBLK
36
H
15
I 2AFT
IHP
7
V
16
14
28
O HSEL
IVP
8
38
I DOSC
I MBUSY
29
L1006
39
O DOSC
I BINTN
6
OSC
11
X1001
O RSTCTL
45
IC1010
12MHz
ST5V RESET
12
OSC
I VPULSEN
25
RST
4
9
I RESET
3
47
IO SDAT
49
IO SCLKN
O NVMWE
55
2
64
I RMCN
O SYNCSEL
61
14
I KEY0
53
O TMRLED
IO BDATA
48
54
O STLEO
IO BCLKN
50
O FIXMT
51
3
O DTV
O FMUTE
58
O CMUTE
BUFFER
59
Q535, 537
O RMUTE
60
4
O DAT
5
O CLKN
O SG ATT
13
62
O ENA
O RELAY
56
BUFFER
Q542
IC2403
IC2402
CN2401(2/2)
CN520(2/2)
8–BIT ADC
3D COMB
1
FSC
22
BUFFER
BUFFER
13
MAIN C OUT
BUFFER
4
V IN
DB1
I
DYC02
Q2411-2414
Q2408-2410
AY0
84
15
MAIN Y OUT
Q1334
20
74
FL2403
FL2402
I
17
67
DYC09
I
13
BUFFER
DB8
AC0
83
Q2415–2417,2419
FL2404
CLK
24
75
ALTF
AMP
PCL
6
61
STO
FSC1
50
Q2421,2422
IC2401
FRAME MEMORY
BUFFER
76
CSI
Q2401-2403,2405
2
IO1
BUFFER
I
5
96
Q2408-2410
ACI
7
FL2402
MIO0
I
28
10
I
X1303
39
13
MIO15
I
36
X1305
34
I
60
SDA
31
IO15
MSDA
59
SCL
MSCL
27
OE
MOE
12
WE
MWE
11
13
UCAS
MCAS
10
28
29
LCAS
MRAS
98
14
RAS
XI
30
16
A0
I
RESET
9
57
RSTB
MA0
19
I
Q2418
I
2
26
MA8
99
I
22
A8
3D COMB FILTER,
8 BIT ADC
SUB CHROMA
32
C IN
X1302
IC1005
IC1009
3.58MHz
RESET
RESET
OSD CPU
XNTSC
26
Q1015
RST
4
21
I 5 VSET
X1301
30
I RESET
500KHz
O 720P
61
1
CERA
38
I VPULSE
IC1007
O VS
51
NVM
I HS
19
7
WP
SCL
6
50
SCL
O FNTSEL
15
MSDA
37
SDA
SDA
5
48
SDA
O CMDSEL
16
1
MSCL
36
SCL
I MBBSY
17
O MBCS
18
O SDATA
24
IO SCLKOCK
25
O RCSOFT
63
4
13
I +BOCP
J502
I +BOVP
7
V
SELECT
OUT
L
28
I VPROT
5
X1002
I HPROT
4
5
8MHz
R
29
I HVPROT
3
I APROT
6
11
O ANTNOR
1
O 2ANTNO
2
Q543
Q544
MUTE
MUTE
YUV4
59
6
O VCOMP
INPUT
RELAY
IC501
IC503
IC5045VREG
+15V
I
O
+12V
+7V
I
O
+5V
I
O
+5V
12VREG
5VREG
IC505
IC506
11V
I
O
+9V
I
O
+3.3V
9VREG
3.3VREG
– 62 –
IC1307
MAIN YUV SW, COG MIX
BUFFER
BUFFER
28
CV–Y
Y OUT
16
Q1325
Q1366, 1367
IC1305
MAIN CHROMA
BUFFER
CB OUT
17
BUFFER
Q1326
H
32
C IN
YOUT
18
1
Y1IN
Q1321
V
BUFFER
CR OUT
18
BUFFER
Q1327
30
UOUT
19
2
CB1IN
Q1322
R IN
9
BUFFER
20
3
CR1IN
G IN
10
VOUT
Q1323
11
B IN
19
20
CPIN
10
YS
8
CLPP
SCP
16
24
DMY
BUFFER
BUFFER
4
YUVSEL
Y2 IN
5
Q1338, 1343
Q1419
27
SELZ
CB2 IN
6
BUFFER
Q1421
22
YIN
34
SELY
CR2 IN
7
Q1328
Q1422
1
CERA
V
BUFFER
BUFFER
H
26
XNTSC
HSYNC
39
Q1332
Q1330
20
SEL1
25
37
SDA
26
TSYNC
12
BUFFER
36
SCL
VSYNC
38
7
Q1331
18
BUFFER
IC1303
Q1324
14 15
SW
1
BUFFER
7
13
3
Q1308,1309
2
ATT
Q1312
IC1401
SUB V CHIP
MSDA
14
SDA
1
H IN
MSCL
15
SCL
Y BUFFER
VIDEO
7
Q1404
RESET
4
SEN
Q1406
AW BOARD
IC1302
SUB YUV SW, OSD MIX
BUFFER
BUFFER
28
CV-Y
Y OUT
16
Q1317, 1318
Q1329
IC1301
BUFFER
CB OUT
17
Q1333
BUFFER
YOUT
18
1
Y1IN
Q1320
BUFFER
CR OUT
18
Q1335
BUFFER
UOUT
19
2
CB1IN
Q1319
R IN
9
R, G, B, BUFFER
G IN
10
BUFFER
Q1301, 1302, 1303
VOUT
20
3
CR1IN
B IN
11
Q1313
SCP
16
8
CLPP
ATT
BUFFER
CPIN
10
Q1312
Q1336
H BUFFER
BUFFER
HSYNC
39
22
SELY
YS
20
Q1311
Q1306
V BUFFER
VSYNC
38
Q1307
11
Y BUFFER
YIN
34
Q1304
HTIM
15
VTIM
14
4
YUVSEL
INVETER
IC1403
30
27
SEL2
Q1315
MAIN YUV SEL
BUFFER
Q1415
3
CR
4
5
BUFFER
1
Q1416
CB
15
24
DVDY
2
J503
BUFFER
Y
Y2IN
13
5
Q1415
Y
BUFFER
14
12
Q1408
CB
6
CB2IN
Q1407
9
10 11
Q1405
7
CR
CR2IN
Q1420
SW
MAIN CPU, AV-SWITCH, OSD CPU, CHROMA,
A
(1/2)
TUNER, VIDEO INPUT
CN516
2
M–HD
4
M–VD
A
6
M–R–Y
8
M–B–Y
TO BR BOARD
10
M–Y
CN8501
CN518
1
M–Y
3
M–B–Y
5
M–R–Y
7
M–VD
8
M–HD
10
MID BUSY
B
11
/B–INT
12
VP
14
S–G
TO BM BOARD
15
S–V MUTE
CN001
17
S–V
18
RESET
MSCL
19
MSCL
MSDA
20
MSDA
10
CN513
1
S–Y
3
S–B–Y
5
S–R–Y
7
S–HD
8
S–VD
VM MUTE
9
VM–MUTE
HS
C
HS
10
VS
11
VS
VD
TO BM BOARD
12
MID–V
HD
CN002
13
MID–H
YS
14
MID–YS
R-Y
16
MID–R–Y
B-Y
18
MID–B–Y
Y
20
MID–Y
8
CN505
3
RELAY
4
PROTECT
E
5
+B OCP
6
+B OVP
TO G BOARD
CN6101
A-SX676.(U/C)-B/D-1
– 63 –

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