Diagrams; Block Diagram - Sony KV-PF21M70 Service Manual

SECTION 5
DIAGRAM

5-1. BLOCK DIAGRAM

MAIN. TUVIF
AUDIO
TV V in
TU101
TV L in
BTF-WG441(I) PROSESSOR
TV R in
(KV-TF21M61/TF21M90) IC203
BTF-LG433(I) TDA7429S
(KV-PF21M70 ) <slave: 80H>
<slave: C0H>
BTF-LG411
(KV-TF21P11)
JACK BLOCK
J401
V1 V in
4P
V1 L in
(KV-PF21M70/TF21P11)
*V1 R in
*6P
(KV-TF21M61/TF21M90)
VIDEO IN 1
J902
V2 V in
2P
V2 L in
(KV-PF21M70/TF21P11)
*V2 R in
*3P
(KV-TF21M61/TF21M90)
VIDEO IN 2
(FRONT)
V out 2
MONITOR
L out 2
OUT
R out 2
– 59
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KV-PF21M70/TF21M61/TF21M90/TF21P11 KV-PF21M70/TF21M61/TF21M90/TF21P11
RM-952
Mon out
6
YC JUNGLE
TV V in
43
IC301
CXA2130S
12
V1 V in <slave:88H>
V2 V in
4
32 31 30
Additional
Color Matrix
–
RM-952
37 39 40 28 29 30 31
R G B
R G B BLK
SYSTEM
V1
Ucom
IC001
TEXT DECODER
with Ucom
CXP86449
IC801
SAA5261
<slave: 58H>
(KV-TF21M61/TF21P11 only)
– 60 –
AUDIO OUT
IC201
TA8248K
CRT SOCKET
R out
22 RED OUT
STV5112
Q704-712
G out
23
GREEN OUT
B out
24 BLUE OUT
IK in
21
C5 /C3
(Except KV-PF21M70) (KV-PF21M70)
H-DRIVE HDT H-OUT
H. DRIVE
19
Q506 T501 Q511
2SD774-34 2SD2578
H. PULSE
18
PIN-CONT PIN-OUT PMC HLC
E/W
IC502 Q505 L509 L510
11
NJM2903M IRF614
VD+
V-OUT
13
IC503
VD-
14
TDA8172
BLK
5V REG & RESET STB TRANS
IC002 MM1319AF T604
+B
Audio Front Vcc
RECEIVER
SIRCS
SBX1981-51
IC901
I2L
MEMORY
9V REC IC603
+9V
IC003
ST24C08FB6
5V REC IC604
+5V
KV-PF21M70/TF21M61/TF21M90/TF21P11
RM-952
SP ASSY
(KV-TF21M61/TF21M90 only)
R out
DY
Y21RSA-S
CRT
G out
A51LPT70X
B out
FBT
T503
NX-1748
STB SW TR
Q605
2SK2845
DGC
AC CORD
THP
SRT
LINE
POWER IC
THP600
T603
FILTER
IC601
11V T4601
STR-F6654
LINE FILTER
T4602
T601
7V
F
– 61 –