Block Diagrams - Sony KP-44PX2 Service Manual

7-1. BLOCK DIAGRAMS (1)

CN1000
RIGHT OUT SC1-OUT-R
RIGHT IN R-IN-1
LEFT OUT SC1-OUT-L
LEFT IN L-IN-1
BLUE IN BLUE IN 1
MODE MODE 1
GREEN IN GREEN IN 1
RED IN RED IN 1
RESET AUDIO
BLANKING BLK 1
VIDEO OUT VIDEO RF
VIDEO IN V IN 1
A
CN1001 (1/2)
DUAL SCART 1 RIGHT OUT SC2-OUT-R
2 RIGHT IN R-IN-2
RIGHT
3 LEFT OUT SC2-OUT-L
LEFT
6 LEFT IN L-IN-2
7 BLUE IN BLUE IN 2
8 MODE MODE 2
10 AV LINK
11 GREEN IN GREEN IN 2
FRONT-R
15 RED IN RED IN 2
FRONT-L
16 BLANKING BLK 2
R-IN-3
19 VIDEO OUT V OUT 2
L-IN-3
20 VIDEO IN V IN 2
R-IN-2
V OUT 3
B
L-IN-2
CN1001 (2/2)
DUAL SCART 1 RIGHT OUT SC3-OUT-R R-IN-1
2 RIGHT IN R-IN-3 L-IN-1
3 LEFT OUT SC3-OUT-L
6 LEFT IN L-IN-3
8 MODE MODE 3
LINE-MUTE
10 AV LINK
15 C IN C-IN-3
19 VIDEO OUT
H SYNC
20 VIDEO IN V/Y IN 3
Y IN 100
U IN 100
CN2000
1 KEY
V IN 100
2 C C FRONT
V SYNC
TO
4 Y/CVBS Y/CVBS FRONT
H2 BOARD R TXT
CN2906
6 L FRONT L
G TXT
9 R FRONT R
B TXT
FS TXT
CN0103
1 SIRCS
TO
H1 BOARD
2 LED
CN0991
A (1/2)
( )
VIDEO AND AUDIO
PROCESSORS:
AUDIO OUTPUT VIDEO
TU1000
IC2000
SOUND PROCESSOR
AGC
AM AM
SCL
2 MONO IN (AM) 60 FM/AM
QSS
3 SDA IF IN 2 69 QSS
VIDEO RF
11 XTAL IN 71
DVSUP VIDEO
X2000
12
DVSUP
XTAL OUT 72 CN2501
13 L 1
DVSUP
21 POWER ON RESET R 3
24 SC3-OUT-R
DIGITAL
CONTROL CN2502
25 SC3-OUT-L
OUT 1
HP-DETECT HP-DETECT 1
77
27 SPEAKER OUT R
RIGHT R OUT 2
R OUT
11 2
28 SPEAKER OUT L
R IN 3
LEFT
33 SC2-OUT-R 7
L IN 5
34 SC2-OUT-L AUDIO MUTE
5 L OUT 6
L OUT 4
36 SC1-OUT-R
IC2500
37 SC1-OUT-L
AUDIO AMP
J2000
48 FR-IN-R
REAR-L
1 7 L OUT
47
FR-IN-L
- + + -
51
SC3-IN-R
2 6 REAR-R
R OUT
50 SC3-IN-L
3 5
54 SC2-IN-R
IC2001
53 SC2-IN-L
HEADPHONE AMP CN1502
57 SC1-IN-R DISABLE 1
56 SC1-IN-L SDA 2
SCL 3
FS PJE
RE-YS 7
B PJE 8
G PJE 9
IC7002
R PJE 10
DEFLECTION RGB PROCESSOR
HP 11
59 HS-IN HP-IN 18
H SYNC 12
52 YI-IN
V SYNC 13
CBI-IN
53
ABL 14
CRI-IN L2-FIL
54 19
VS-IN
60
CN1501
36 R2-IN VD(-) 1
VDN-OUT 6
35 G2-IN VD(+) 3
VDP-OUT
5
34 B2-IN HD 5
HD-OUT
17
33 YSYM2 E/W 11
E/W OUT
1
H SHIFT 13
EXTRA-PARA 63
VTIM 17
VTIM-OUT 10
P-CONT 18
XRAY HV-PROT 19
XRAY-IN 20
V-PROT V-PROT 20
VPROT 16
CN7002
VM 1
VM-OUT 45
CN7001
R OUT 1
R-OUT 30
G OUT 3
G-OUT 28
B OUT 5
B-OUT 26
IK 8
IK-IN 25
MICRO
IC0991
CN0991 IR RECEIVER
TO
4 SIRCS
A BOARD 3 VCC
CN0103
D0993
H1
( )
LED AND IR
RECEIVER BOARD
TO
SPEAKERS
TO
H2 BOARD
CN2908
TO
D BOARD
CN5016
TO
D BOARD
CN5017
TO
ZG BOARD
CN7608
TO
CR BOARD
CN7101
CN2908
1 WOOFER M
2 R OUT
TO A BOARD R IN
3
CN2502
L IN
5
L OUT
6
CN2906
1 KEY
S0900
S0901
S0902
2 C
4
TO A BOARD 2
4 Y/CVBS
CN2000
6 L
R
9
- 35 -
CN6200
MICRO
1 AC ON/OFF
TO
2 OVP
G BOARD
CN6300
3 OCP
VIDEO
CN0101
5 AV-LINK
U IN 100
AUOUT-100
79
6 MODE 3
V IN 100
AVOUT-100
76
7 12C-DISABLE
Y IN 100
AYOUT-100
2
8 SCL
H SYNC
17 HOUT-100
9 SDA
V SYNC
23 VOUT-100
10 SIRCS
BLK 1
37 FBL-1
12 FS100 FS TEXT
BLK 2
38 FBL-2
RED IN 1
39 RIN-1
13 MAIN RY SWITCH P-CONT
GREEN IN 1
Q5801
40 GIN-1
BLUE IN 1
41 BIN-1
14 DGC RY
RED IN 2
46 RIN-2
15 COINCIDENCE VIDEO RF
GREEN IN 2
GIN-2
47
16 VSYNC
BLUE IN 2
BIN-2
TO 48
17 HSYNC
M2 BOARD VIDEO RF
CVBS1
52
CN0001
18 R-TXT R TXT
V IN 1
CVBS2
53
19 G-TXT G TXT
V IN 2
CVBS3
54
20 B-TXT B TXT
V/Y IN 3
55 CVBS4
21 TXT VIDEO CVBS TEXT
C IN 3
56 CVBS5
22 RESET AUDIO
Y/CVBS FRONT
57 CVBS6
23 OCP
C FRONT
58 CVBS7
24 LED
CVBS TEXT
25 OVP
V OUT 3
63 CVBS-OUT1
34 MODE 2
V OUT 2
62 CVBS-OUT2
35 MODE 1
36 AUDIO MUTE
37 LINE-MUTE
38 RESET 100
24 RESET
39 KEY
SDA
SWITCH
6 SDA33
Q3501
40 AGC
SCL
SWITCH
13 SCL33
Q3500
CN0102
2 SCL
3 SDA
TO
4 CS DISABLE
SERVICE A (2/2) (
VIDEO AND AUDIO
5 AGC
J2900
HEADPHONE
G BOARD
CN6006
3
1
Y/C
VIDEO
CN2900
H2
L
( )
R
AV INPUT, HP OUT
IC3200
)
PROCESSORS:
AUDIO OUTPUT
S3106
CN3103 POWER CN3104
1 1
AC(L)IN AC(L)OUT
TO TO
G BOARD
CN6007
4 AC(N)OUT 5
AC(N)IN
H3 ( )
AC INPUT AND
POWER SWITCH