Diagrams - Sony KP-48V75 Service Manual

SECTION 6

DIAGRAMS

6-1. BLOCK DIAGRAM (1)
J4006
CN4002
Y 1 DVD Y
V 5 DVD V
VIDEO 4
U 3 DVD U
(DVD)
L 7 DVD L
DVD R
R 8
J4005
SIRCS OUT
S-LINK IN1
J4004
SIRCS OUT
S-LINK IN3
J4003
SIRCS OUT
S-LINK IN4 CN4001
SLINK1
1
J4002
SIRCS IN 2 SLINK3
SLINK4
S-LINK OUT 3
5 SLINK OUT
J4001
7 SIRCS OUT
SIRCS OUT
VIDEO 4 INPUT,
U
SIRCS IN/OUT
J1301
CN1302
3 4 1 FR Y OUT
S-VIDEO 1 2
3 FRONT SW
4 FR C OUT
6 FR V OUT
V 8 FR L OUT
V
10 FR R OUT
VIDEO2 L
L S1307
INPUT CN1301
6 POWER
R
R
5 KEY
S1301-1307
IC1301
1 3 SIRCS
REMOTE SENSOR
D1304
7 ST LED
HA
STBY5V 8 TIMER LED
VIDEO 2 INPUT,SIRCS, D1305
FUNCTION KEY
– 52 –
TU1102
TU1101
BFFER
DET OUT2
Q220
L OUT
R OUT
MUTE
ST LED
ENABLE
AF OUT
F MONO
MODE
AGC MUTE
RF AGC
Q1101
H SEP
DET OUT
Q005
TO Q202
DATA
CLOCK
CN201 CN305(2/2)
AMP
1 14 DVD Y
Q204,210 J201
AMP
5 12 DVD V A
Q212,214 3 4
AMP TO PD BOARD S-VIDEO 1 2
3 13 DVD U
Q211,213 CN3051(2/2)
7
V
8 V
VIDEO1 L
L
INPUT
R
R
J202
CN2101
3 4
1
S-VIDEO 1 2
2
3
5
7
V
V
VIDEO3 L
L
INPUT
CN001
1 ANT SW2 TO
R
3 ANT SW1 ANT SW R
CN1101
1
3
4
6
8
10
CN002
IC2101
6
SIRCS I/O
5
11 V1 V1-S 6
10 V3 V3-S 7
9 V4 V4-S 8
STATUS 4
SIRCS MIX
3
Q2103,2106,2109
13 TV OUT SIRCS 2
7
8
CN304(1/2)
BUFFER
6 VIDEO
Q226
CN305(1/2)
IC201
17 MAIN Y
BUFFER AV SW
16 MAIN C
Q004
2 SUB Y
63 TV V SY OUT1 56 1 SUB C
SC OUT1 58 10 MAIN HP
TO IC202
62 TV L MAIN TV CM201 9 MAIN VP
64 TV R IN GLASS COMB C 1 11 BGP
TO IC202
SV OUT1 53 4 VIDEO
3 Y1 Y 3
5 C1
7 SSW1 VIDEO1 SY IN1 49
1 V1 IN SC IN1 51
2 L1 Y IN2 45
4 R1 C IN2 43
24 Y4 Y OUT2 39
DVD
23 L4
IN
25 R4
C OUT2 37
60 V6
SUB TV
59 L6 V OUT2 41
IN
61 R6 L OUT 38
R OUT 40
17 Y3 ML OUT1 52
19 C3 MR OUT1 54
21 SSW3 VIDEO3 Y2 10
15 V3 IN C2 12
16 L3 VIDEO2 SSW2 14
18 R3 IN V2 8
SCL 33 SCL L2 9
SDA 34 SDA R2 11
IC001
TUNING PROCESSOR
BUFFER
7 I 2HSYNC I VIN 28
Q013
MUTE
O MUTE 32
Q218
SRS SW2 33
2 I STEREO SRS SW1 34
4 O LAT O OSBLK 42
22 I AFT O DISPYM 43
23 MONO OR 38
24 SAP OG 39
1 O AGCMT OB 40
8 I SYNC
OI 41
10 O DAT Q017 Q016 Q015
11 O CLK SW SW SW
BUFFER
I HP 13
Q008
3 O 2LAT
21 I AFT I VP 14
31 O 2MUTE RELAY 62
O SPKMT 64
17 O OSC
X002 KEY 20
12MHz I POWER 50
18 I OSC O TIMLD 59
O STLED 60 D412
ANT SW
58 O ANTAUX I RMCON 6
Q009
ANT SW SAVA OUT
57 O 2ANTU O SIRCS 5
Q006 Q2111,2107
6 56 IO BCLKN
IC007
5 54 IO BDATA RESET 15 4 IC003
EEP ROM
RESET D406
D008
ON/OFF MUTE
36 M-BUS1 TV BLK 19
Q405,406
35 M-BUS3 SPK SW 61
37 M-BUS4
MUTE SW
9 STATUS V4MUTE 63 D241
Q215
SW
D408
Q2101,2102,2104
D212
D213
Y/C/J,AV SWITCH,
A
AUDIO OUT,V OUT,
TUNER,AV-IN/OUT
– 53 –
CN304(2/2)
IC301
B
Y IN 2
D
YCU
C IN 4
TO PD BOARD
TO PD BOARD CN305(2/2)
CN3401(1/2)
CN3401(2/2) EY 4 10 EY IN
BUFFER
EV 6 11 ERY IN R OUT 20
Q306
C EU 5 12 EBY IN
E
EYS 7 9 YUV SW
TO PD BOARD BUFFER
TV OUT 3 36 APCP IN G OUT 22
CN3051(1/2) TO PD BOARD Q302
SCL 20 7 SCL
CN3051(2/2)
SDA 19 8 SDA
BUFFER
B OUT 24
SDA SCL Q301
COG AMP
46 BGP L2F IN 37
Q311,312,313
IK IN 25
BUFFER VM BUFFER
4 Y IN VM 45
Q303-305 Q307
5 C IN
HD OUT 35
IC2201 SYNC BUFFER
44 HS IN E/W DRIVE 36
SRS Q308
43 VS IN ABL IN 26
AFC AMP
29 L IN L OUT 21 14 YM AFC FIL 38
Q314
30 R IN R OUT 20 15 YS
16 R IN V DRIVE + 30
27 PN OUT 17 G IN
28 PN IN 18 B IN V DRIVE - 29
26 S OUT
25 S IN MODE1 19
24 C OUT MODE2 18
23
C IN
IC002 V ZOOMING AMP
REGI UCOM
IC004
4 36 RESET BV 59
RESET
RV 60
BUFFER
SCK/PB1 31
Q001
34 XTAL
X001 SDA/PD2 30
4MGW PC3/MUTE 21
35 EXTAL PCO/CEB 24
VP IN
VP 44
Q007
IC401 IC403
TONE CONTROL AUDIO OUT IC404
AUDIO AMP
31 IN L OUT L 23 5
8 3 1
2 IN R 6
2
10 5 7
SCL 15 SCL OUT R 10 1
SDA 13 SDA 11
Q402
IC402 MUTE
Q409 Q408
AUDIO BUFFER
MUTE MUTE Q401
RELAY
DRIVE
3 1
STBY12V 5 7
Q217 Q216
MUTE MUTE
Q404
VIDEO BUFFER
ON/OFF
Q201,209
MUTE
AUDIO BUFFER
Q223
AUDIO BUFFER
Q207 Q224
MUTE
BUFFER
Q202,203
FROM
Q206 Q209 TU1101
MUTE MUTE
Q205
MUTE
CN303
9 R
7 G
F
5 B TO CR BOARD
CN703
1 IK
CN302
1 135V
G
3 9V
5 VM
TO Z BOARD
CN1431
CN301
1 HD
5 PIN
H
7 ABL
3 HP TO G BOARD
IC1501
CN506
V OUT
10
9
11 7
CN1501
5 3 V RET
5
6
4 1
I
3
IC1502 TO Z BOARD
CN1403
V DEF
1
CN003
3 BV WAVE
RV WAVE
2
P CLK
5
J
R DAT
7
6 R MUTE TO G BOARD
R LEA
8 CN804
VP
10
V SEP
Q1501
CN1601
K
2 RELAY
TO G BOARD
CN652
CN401
1 L
L
2 E
SPEAKER
4 E
R
3 R
TB201
15V
RY401 +
CENTER
15V -
RY402
Q407
RELAY J205
DRIVE
L
AUDIO OUT
(VARI/FIX)
R
15V
J204
V
MONITOR
L
OUT
R
IC202
AUDIO BUFFER J203
V
5 7 L TV OUT
R
3 1
Q202 Q208
MUTE MUTE
B-SS558.<U..>-B/D-1
– 54 –