Diagrams; Block Diagrams - Sony TRINITRON KV-VF14M70 Service Manual

SECTION 6
TV BLOCK

DIAGRAMS

6-1. BLOCK DIAGRAMS

TU101
M77
BUFF BUFF
ONLY
Q101 Q305
4 V OUT V IN 1 9V
IC103
DC-DC CONV.
M77 ONLY
CN301
21
NICAM IC101
D103
PLL SW 20
RESET Q 19 4 RESET
AFT 0(TV) 18
OSD R 17
OSD G 16
OSD B 15
OVP
OVP 14
YM/YS 13
TO DGC SW
A DGC SW 12
MA10 BOARD
SDA 1 11
CN001
SCL 1 10
B INT,NS
B INT 9
NS 8
V PLS 7
H PLS 6
CRT PWR
CRT PWR 5
VCR PWR
VCR PWR 4
VM SW 3
RELAY IN
RELAY IN 2
RELAY OUT
RELAY OUT 1
CN303
TV V 1
TV Y 2
3
GND(A)
TV C 4
NC 5
6
TO TU V(TV)
B
MA10 BOARD TU AL(TV) 7
CN002 NC 8
NC 9
RE LINE V 10
11
RE LINE L
NC 12
NC 13
BUFF
VIDEO Q102
BUFF
AUDIO
Q103
H PLS,V PLS
A(1/2)
(TUNER, Y/C/J, H/V DEFLECTION)
– 55 –
CN304
SCL CN703
7
6 SDA 200V 1 +200V
5 B INT NC
2
4 GND TO JIG GND 3
3 B NC 4
IC301 Y/C/J
2 R
H1 5
1 VIDEO
43 TV IN
IC701 R AMP
CN305 CN701
3 VI VO 8
1 9V 9V 1
K 5
2 GND GND 2
3 GND GND 3 KR H2
R OUT 22 IC703 G AMP
4 R R 4
G OUT 23 5 G G 5 3 VI VO 8 KG
B OUT 24 6 B 6
B K 5
KB
IK IN 21 7 IK IK 7
IC702 B AMP
OSD R 3 VI VO 8
32 R2 IN
OSD G 31 G2 IN K 5
OSD B
30 B2 IN
YM/YS IK BUFF
29 YS2/YM IN
CN605 CN503 Q701
5 GND GND 5
35 SDA
4 9V 9V 4 STBY +5V
34 SCL
3 STBY 5V STBY 5V 3
PWM
2 NS NS 2
Q537
VM SW 12V 12V
1 1
Q304
CN306 CN961
6 VS SW VS SW 6
BUFF AMP
VM OUT 15 5 VM OUT VM OUT 5
Q301-Q303 Q961,962
4 9V 9V 4
3 3
GND GND
2 NC NC 2
1 1
+B +B
CV
(RGB OUT, VM)
41 VCR FR IN
48 XTAL 1
X301
4.43MHz
V PROT
Q501,502 IC501
V OUT
47 XTAL 2
X302
VD+ 13 4 REF OUT 2
3.58MHz
VD- 14 5 IN
7 BOOST Vcc 3
D503
PUMP UP
H DRIVE H OUT
HD 19
Q803 Q802
HP/PROTECT 18
IC801
PIN COMP
PIN OUT
EW 11 5 +V IN2 OUT2 7
Q801
6 -V IN2
V REF
3 +V IN1 OUT1 1
2 -V IN1
+13V
D807 D804
T802 HLT
C
2 3 -13V
R L
HV AFC
AFC FIL 20 COMP
Q503 1 4
+B
S801
H-CENT
ABL IN 3
– 56 –
V901
PICTURE TUBE
HV
J701
FV
G4
G2
CN704
G2
1 1000V
RV701
H.STAT
NS MUTE
+9V
Q538
IC502
N/S OUT
CN551
NS MUTE
2 -IN1 OUT1 1 3 NS+
Q531
NS
2 NC COIL
5 +IN2 OUT2 7 1 NS-
CN962
BUFF VM DRIVE
3 VM
Q967,968 Q963,965 VM
2 NC
COIL
1 E
CN801 V.DY T901 T902
CN901 F901 LFT LFT
6 V DY+ 2 1 2
AC IN 1
5
V DY- AC IN
2
4 H DY- 3 4 3
AC IN 3
3 H DY-
2 H DY+
1 H DY+
H.DY
F
(AC FILTER)
D506
200V RECT CN803
1 200V
2
NC
3 GND
4 NC
5 HI
T801 FBT
C 1 HV
200V 4
+B 2
+B
H1
5 FV
G2
H2 6
10 14
D507 13
+13V RECT
+13V 9
GND
GND 8
11 ABL
D801
-13 RECT
-13V 7
DGC SW,VCR POW,CRT POW,OVP,RELAY IN,RELAY OUT 1
A(2/2)
(POWER SUPPLY)
T604
STB
1
D602 D611
AC RECT AC RECT
3
DRIVE DRIVE
Q607 Q605
4
IC604
D627
STBY 5V REG
+5V RECT STBY 5V
5 9
I O
6 8
D621
CN902 CN601
1
1 AC AC 1
2 NC NC 2
4
3 NC NC 3
4 4
NC NC
5 AC NUET AC NUET 5
~ (+)
AC RECT
D601 IC606
~ (-) SWITCHING REG
OCP/FB 1
S 2
RY603
TV DRIVE
Q608
D 3
V IN 4
GND
THP601 DRIVE 5
REF
Q610
CN602
CHECK 1
CHECK 2
RY602
VCR PWR
TO
DGC DRIVE
CN603 Q609 IC601,602,6054PIN
DGC 3 IC6052PIN
DGC NC 2
DGC 1 1
REG SW REG DRIVE
Q602
PROTECT
DRIVE
Q606
1
– 57 –
+9V
IC603 IC601
6V REG +5V REG
1 I O 2 1 I O 2 +5V
4
VCR
PWR
CN302
1 D 5V
IC602
2 GND(A)
+9V REG
4
3 SW 5V
1 I O 2 4 SW 9V D
5 GND(M)
6 MTR 13.2V TO
7 VCC(SP) MA10 BOARD
8 CN1003
5 3 GND(SP)
I O
2
IC605
VCR +13.2V REG
PWR
T602 SRT
R605
6
17
D612
+135V REG
7 18
+B
D618
RECT
10 RY601
D620 8 11
FEED BACK
D625
+7V RECT
12
9
+12V
D605
D606 +12V RECT
VCC RECT 15
4
16
3 D610
13 AUDIO
RECT
2
14
D609
PH601 MOTOR RECT
FEED BACK
4 1
IC607
3 2 +135V
2 1
RECT
3
Q604
RY DRIVE
Q601
PM601
1
8 OCP/OVP
PROT 3 IC608
+9V REG
1 I O 2 +9V
4
– 58 –