Block Diagram - Sony TRINITRON KV-25X5A Service Manual

5-1 BLOCK DIAGRAMS (1)
A ( )
TUNER, POWER SUPPLY HV OUT
AUDIO, MICRO CONTROLLER/TEXT
YC JUNGLE VIF DECODER
IC101 VIF/SIF
DEMODULATOR
AF OUT 8
QSS 12
SWF
103
BUFFER
TU101
DET OUT 16
Q101
BUFFER SWF 1 VIF
IF1
Q107 101 2 VIF
STAND SW RF 3
AGC 22
SWF 23
SIF AFC 17
102 24
SIF
AGC
14
TU AGC
7 LIL SW
SCL
SDA
CN007
KEY
4
KEY
IC005 SWITCH SCART
TO H BOARD
SWITCH MATRIX
6 RESP
CN907 RESP
Q109,110
STBY 5V
7 SIRCS O-KEY/SCART 13
SIRCS
I-KEY/SCART 9
14 I-KEY
CN001 I-KEY/SCART 1/2 10
5
AGC 12 I-KEY
I MODE 1 15
2
SCLI SCLI I MODE 2 11
3
SDAI SDAI
4
CS
CN406
8 AUDIO L
AUDIO L
TO
6 AUDIO R
H BOARD AUDIO R
CN906
4 Y/CVBS
Y/CVBS
C
2
C
25
VIDEO AMP
Q408, 409
IC001
MICRO CONTROLLER
SYNC SEP
8 0-COIN
Q005, 004
3
0-MSP/ASW
21 BE/DK/I
4 0-RFAGC BUFFER
0-V BLK 17
9 I-AFT Q012
0- +B DROP 18
0-VOL 2
SWITCH
10 AGC MON
Q006
14 AGC DEFEAT
0-SP MUTE 30
15 0-BAND-M
IC301
16 Y/C JUNGLE
0-BAND-L
20 0-BAND-L
OSD BLK 35 29 INT BLK
11 I-KEY-SCART
32
R 34 INT R2 IN
6 0-KEY SCART AMPLIFIER
INT G2 IN
G 33 Q007,008, 31
12 0-SCART 1/2
009
B 32 30 INT B2 IN
SDA
35 SDAO
SCL
19 0-LED SCLO 34 SCLO
6
0-WP 7 7 IC004
48 I-PROCDES NVM
SDAO
8 5
MON OUT 6
IC003 RESET 1 43 RESET
MON OUT EXT B IN 26
EXT CVBS 24
27
SWITCH EXT G IN
1 0-ROT/VC 0-XRAY PROT 52
Q011
EXT R IN 28
0-STBY 51
5 D-N-C EXT BLK 25
HP HP Y/CVBS IN 41
36 18
42 X-OUT PROTECT
VP 37
ABL IN
41 X-IN 3
X001
12MHZ
EW 11
43 TV/C2 IN
VD+ 13
VD- 14
15 VM OUT
48 XTAL 1
HD 19
R OUT 22
47 XTAL 2
G OUT 23
B OUT 24
2 CI IN
IK IN 21
4 Y1/CVBS IN
26
CN201
4
R AUDIO
TO SPEAKERS
1
L AUDIO
CN208
CN606
2
L AUDIO
IN
1
4 R AUDIO TO H1 TO H1
IN BOARD BOARD 2
HD 1
L AUDIO
CN908 CN604
OUT
5
R AUDIO
OUT
LINE FILTER
CN101
SCL T601
1 RELAY
SCL
RY601
SDA 2
SDA
CN603
5 DGC
SIF
1 CHECK
4
RST
2 DGC CHECK
6
MONO
TO S1
9
R1 BOARD CN602
IC201 10
CN1101
L1 1 DGC
AUDIO AMP
11
R2
DGC DGC
5 3
L IN/IN 2 VAR/L 12
4 L2
MON OUT
9 STBY 14
TVR OUT
R IN/IN 3 1
15
3 VOLUME
TVL OUT
L OUT/NC 12
16
2 VAR R/SW
R AUDIO OUT RELAY
14
R OUT/OUT
17 SWITCH
10 L AUDIO OUT
MUTE
Q601
NC/IN 2 6
J404
J401
A6
T602
L AUDIO IN
A2
L AUDIO IN
A1
2
DET R OUT
B1
MON R OUT
1
B3
MON L OUT
5 4
A3
DET L OUT
A19
7 3
MON OUT DET V OUT
B8 D632
MODE
RECT
A8
MODE
A7
BLUE
A11
GREEN
A15
RED
A16
BLK
A20
V IN
B2
AUDIO R IN
ABL
B6
AUDIO L IN
EW
B15
C IN
B20
VD+
YV IN
VD-
HD
CN504
1
RED
2
GREEN TO C BOARD
3
CN703
BLUE
6
IK
PH601
ISOLATOR
VD+
7
3 2
IN
VP
3 BOOST
+B
1 VD-
4
1
REF
MAIN RECT
D601
T603
SRT
3
FBO CP D605
1 11 EW
+B RECT
4
VCC 4 IC603
12 1 2
ERROR AMP
IC606 D 5
3
POWER HP
PROTECT
D614
13 +B
RECT
S 2 7 AUDIO
14
VCC
8
IC604
D610
15
RECT
5VREG
16 1 3 +5V
IC605
1 9VREG 3 +9V
MUTE SW
Q202
LOW B
5 C IC609
STANDBY
D POWER
4
HP
IC608
STBY
5V REG
+5V
T531
HDT
HD
H-DRIVE H-OUT
Q535 Q533
27
IC501
V OUTPUT
DY ASSY
V- DY+ V- DY+
6
OUT 5
V- DY- V- DY-
5
V DY
H- DY- 4
H- DY- 3 H DY
H- DY+ 2 H- DY-
1 H- DY+
H- DY+
IC531
PIN CORRECTION
5 -
PIN OUT
7
Q532
6 +
3 +
1
2 -
D511
CN502
1
1000V
2 TO C BOARD
200V
CN701
4
H1
T801
FBT
HV TO PICTURE
TUBE
1
4
+B 3
FV
D571, 5
13
Q571,574
6
12
ABL
11
D513
10
+15V RECT
9
8
7
D514
-15V RECT
-15V
28