KV-AR25M81A - Sony TV Service Manual (repair manual). Page 24

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KV-AR25M81A
RM-952
KV-AR25M81A
RM-952
SECTION 4
DIAGRAMS
4-1. BLOCK DIAGRAM
 MAIN. TUVIF
<slave: 90H>
TU101
BTF-LG433
<slave:C0H>
YC JUNGLE
IC301
CXA2159S
<slave:88H>
MONITOR
OUT
TV V in
TV L in
TV R in
TV Y in
V I Y in
V 2 Y in
46
43
4
40
41
V1 Y in
V1 L in
V1 R in
    V3 Y in
V3 L in
 
V2 Y in
V2 L in
V2 R in
V3 R in
L out 2
R out 2
JACK BLOCK
J7402
PIN 9P
VIDEO IN 1
VIDEO IN 2
VIDEO IN 3
(FRONT)
AUDIO
PROSESSOR
IC7203
  TDA7429S
  <slave: 90H>
AUDIO OUT
IC201
TA8223K
RED OUT
GREEN OUT
BLUE OUT
VIDEO AUP
Q701-712
IC1800
LA6510
H1
SP ASSY
R out
CRT SOCKET
G out
CRT
A60LPN70X
NECK ASSY
DY
Y25RSA-Y
B out
R out
V out
U out
Y out
Y in
U in
V in
VM out
G out
B out
24
25
26
23
21
20
13
15
16
IK in
H. DRIVE
H. PULSE
E/W
VD+
VD- 
VM DRIVE
Q5902/5906
H-OUT
Q511
2SD2578
V-OUT
IC503
TDA8172
HDT
T501
H-DRIVE
Q506
2SC2785
PIN-CONT
IC502
NJM2903M
PIN-OUT
Q505
IRF614
PMT
T505
HLT
T504
FBT
T503
NX-4009
+B
Audio Front Vcc
+9V
11V
7V
+5V
5V REG & RESET
IC002 MM1319AFBE
9V REC IC603
5V REC IC604
STB TRANS
T604
STB SW TR
Q605 
2SK2845
SRT
T603
POWER
IC601
STR-F6656
LINE FILTER
T601
THP
THP600
DGC
Additional
Color Matrix
SYSTEM
u
com
IC001
CXP86461
RECEIVER
 SBX3081-21
  IC3901
H2
SIRCS
B G R
BLK
I2L
MEMORY
IC003
M24C08
41 40 39
34 33 32
17
28 29 30 31
R out
L out
 
AUDIO MIXER
  IC7204 UPC4558G2
Q7310
CASIO
MIXER
PNC 
& ADC
A
VM1
C6
B9 
LINE 
FILTER
T7601
T7602
AC CORD
(CISPR, AC fuse, A/V Input,
DVD Switch, Monitor Out)
B9 
J3903   3P
V out 2
V1
BLK
SYSTEM DECODER with 
u
com
IC801
SAA5261
<slave:88H>
 
IC7501
SWITCH
J
V
U
L
R
(DVD 
TERMINAL)
(CISPR, AC fuse, A/V Input,
DVD Switch, Monitor Out)
(System Controller, Y/C Jungle, Deflection, Tuvif, Front Amp, Power Supply)
(Front AV IN, Key SW) 
(Velocity 
Modulation)
(Video Amp, Rotation Circuit)
(Receiver Power 
SW LED)
TELETEXT
Display
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