Lcd (A) Block Diagram - Sony CCD-TRV32 Service Manual

CCD-TRV32/TRV34/TRV34PK/TRV44/TRV52/TRV53/TRV312/TRV512(NTSC)
CCD-TRV14E/TRV24E/TRV44E(PAL)
3-8. LCD (TYPE 4) BLOCK DIAGRAM
3.5 inch LCD (TYPE 4)
PD-76 BOARD
(TRV44/TRV52/TRV512/TRV44E MODEL)
(SEE PAGES 4-91,93,97,99)
Q959,960
SW P3V
P4.9V
Q802
CN801
9 BUFFER BUFFER
PANEL Y
PANEL C 10
IC802
EEPROM
P4.9V
13 VDD BRIGHT
BRT R
DO
HI SI 6 17
BRT B
HI SO 3 20 DI
COLOR
4
TO/FROM HI SCK 19 CLK
CONTRAST
MODE CS PANEL 5 18 CS/LD
CON R
CONTROL
D3.1V 7 14 VCC
BLOCK
CON B
15 SEL
CF-46 HUE/BCL
BOARD
V COM
CN405
(SEE PAGE 3-15)
VCO
BL CONT
IC900
LCD CONT
9 SI
COM0
CK
8
COM3
LCD COM/DATA 1 11 C/D
CS LCD 2 10 CS
SEG0
SEG15
D3.1V 7 VDD
OSC1 OSC2
1 2
4
IC801 @™ REC/PB
H
3
IC801 @º REC/PB
5.6Vp-p
H
1
IC801 3 REC/PB
IC801
0.5Vp-p
H
VIDEO
3
C IN
5
P4.9V
PICTURE
48
R.G.B
DECODER
BRIGHT
1 32
SUB BRT R
4 27
SUB BRT B
28
5
COLOR
2 6
CONTRAST
42
6
SUB CON R
9
34
SUB CON B
35
10
NTSC MODEL
3 13 TINT
8 Q805
BUFFER BUFFER 7 7 BURST OUT BURST OUT
7
9 R-Y
12
10 B-Y
PAL
MODEL 12 C OUT
DISPLAY
CN808 LCD
12
COM0,1
1
•
4
2
15
17 3
SEG0-15
16
32
18
COM2,3 20
•
19
3-19
5
IC801 @¢ REC/PB
5.6Vp-p
5.6Vp-p
H
2
IC801 !¢ REC/PB
560mVp-p
4.43MHz (PAL)
3.58MHz (NTSC)
S991 S992
AE SP–
R
20
G
22
B
24
SYNC IN
36
SYNC OUT
37
SYNC SEP
38
H FIL OUT
2
FRP
29
V COM
VCC1
43 P4.9V
VCC2
25 P12V
VEE
18
VXO I 14
X801
VXO O 16
3.58MHz
(NTSC)
4.43MHz
(PAL)
VCO
BL CONT
IC902 (2/2)
1
CN802
PANEL H
10
KEY AD4 11
Q901
SW
REVERSE 8
S901
TO/FROM
REVERSE
MODE
MIRROR ON
CONTROL 9
BLOCK
CF-46
BOARD
D905
CN406
TALLY
TALLY 1
(SEE PAGE 3-15) VCC
BL ON 2
PANEL UNREG 3 P UNREG
P4.9V 6 P4.9V
Q952
START
SW
P12V
!¡
8 IC901 #£ REC/PB
IC901 @§ REC/PB
2.4Vp-p
9.53MHz 3Vp-p
H
S993 S994 S995
SP+ BRT– BRT+
IC902 (1/2)
6
7
5
IC901
LCD CONTROL
SRT1 17
11 FRP SRT2 16
8 CSY RIGHT 24
33 HDB 15
DOWN
1 PHO IN GSRT 14
2 PHO OUT GPCK 13
GRES 12
27 OSC I
23
MCLK
26
OSC O
21
CLR
20
OE
SCNT 46
2
HCNT
22
30 PO PO
3
HSW 48
RESET
18
D901
TALLY
46 DOWN POCB 32 P3V
VCC
VDD 43
45 VDD 19
RIGHT
Q955
PANEL
IC951 SWITCHING
TALLY
UNREG
VCC DD CONV
29 SPC D
22 CTL LD
33
32 D 39
31
P4.9V Q958,D954
30
LED
DRIVE
28 C 40
PANEL
27
UNREG
25
26
VCC
45
24
SPC C Q956
19
VREF
VCC
18
4
5
6
A 46
7
8 SPC A
3-20
7
IC901 !£ REC/PB
3Vp-p
H
CN804
VR
1
VG
2
VB
3
CHECK
HDB
CONNECT
4
SYNC
7
SRT
6
LCD PANEL
CN803
VR
24
VG
22
VB
23
VGH
P18.5V
1
VGL
P–10.5V
3
VSH
P12V 26
VDD
P3V
25
V REF H
2
V REF L
4
V COM
10
SRT L
13
SRT R
12
MODE 1
20
MODE 2
9
GSRT
7
GPCK
6
GRES
5
MCLK
19
CLR
15
OE
14
SCNT
18
HCNT
16
HSW
17
RESET
8
T952 BACK
INV TRANS LIGHT
CN805
1 12
HIGH
10
2
2
3
Q957
1
5
INV
7
SW
6
LOW
3
D953
T951
D951
7 1
SW P18.5V
2 8
P12V
5
4
6
D952
3
P-10.5V