Sony CCD-TRV32 Service Manual page 46

CCD-TRV32/TRV34/TRV34PK/TRV44/TRV52/TRV53/TRV312/TRV512(NTSC)
CCD-TRV14E/TRV24E/TRV44E(PAL)
3-10.LCD (TYPE 1) BLOCK DIAGRAM
2.5 inch LCD (TYPE 1)
SD-24 BOARD
(TRV24E MODEL)
(SEE PAGES 4-121,125)
Q802
CN801
9 BUFFER BUFFER
PANEL Y
PANEL C 10
IC802
EEPROM
P4.9V
13 VDD BRIGHT 1
BRT R 4
HI SI 6 17 DO
BRT B 5
HI SO 3 20 DI
2
COLOR
4
TO/FROM HI SCK 19 CLK
CONTRAST 6
MODE 5 18 CS/LD
CS PANEL
CONT R 9
CONTROL
7 14 VCC
D3.1V
BLOCK CONT B
10
15 SEL
CF-46 HUE/BCL 3
BOARD
V COM 8
CN405
(SEE PAGE 3-15)
VCO 7
BL CONT 12
IC900
LCD CONT
9 SI
COM0 12
CK
8
15
COM3
1 11 C/D
LCD COM/DATA
CS LCD 2 10 CS
SEG0 17
32
D3.1V 7 VDD SEG15
OSC1 OSC2
1 2
4 5
3
IC801 @™ REC/PB IC801 @¢ REC/PB
IC801 @º REC/PB
5.6Vp-p 5.6Vp-p
H
H
1
IC801 3 REC/PB
IC801
0.5Vp-p
H
VIDEO
3
C IN
5
P4.9V
SYNC IN
PICTURE
48 R.G.B SYNC OUT
DECODER SYNC SEP
BRIGHT H FIL OUT
32
SUB BRT R
27
SUB BRT B
28
VCC1
COLOR
6
CONTRAST VCC2
42
SUB CONT R
34
SUB CONT B
35
NTSC MODEL
13
TINT VCO I
Q805
VCO O
BUFFER BUFFER 7 BURST OUT BURST OUT
9 R–Y
10 B–Y
PAL
MODEL 12 C OUT
DISPLAY
CN808 LCD
2
IC801 !¢ REC/PB
COM0,1
20
.
4 19
3 4.43MHz (PAL)
SEG0-15
3.58MHz (NTSC)
16
18
COM2,3
2
.
1
3-23
5.6Vp-p
H
PD-74 BOARD (TRV24E MODEL)
(SEE PAGES 4-115,119)
S991
CN806 CN807
KEY AD
PROGRAM
16 16
AE
D3.1V
D3.1V
3 D3.1V
3
P4.9V
P4.9V 2 2 P4.9V
P–7.5V
P–7.5V 1 1 P–7.5V S992 S992
SP– SP-
R VR
20 6 6
G VG
22 5
5
B VB
24 4 4
HDB
11
36 11
SYNC
37 10
10
38
2
FRP FRP
29 8 8
V COM
13 13
43 P4.9V
VCO
25 12 12
VEE BL CONT
18 P-7.5V 15 15
X801
14
3.58MHz
(NTSC)
16 4.43MHz
(PAL)
D3.1V
CN802
PANEL H 10
REVERSE
KEY AD4 11
8
REVERSE
560mVp-p
TO/FROM
MODE
MIRROR ON
CONTROL 9
BLOCK
CF-45
BOARD
D905
CN406
TALLY
TALLY 1
VCC
(SEE PAGE 3-15)
BL ON 2
PANEL UNREG 3 P UNREG
P4.9V 6 P4.9V
Q952
START
SW
P-7.5V
!¡ 7
8
IC901 #£ REC/PB IC901 !£ REC/PB
IC901 @§ REC/PB
2.4Vp-p
9.53MHz
3Vp-p
H
H
S993 S994 S995
SP+ BRT– BRT+
IC902 (1/2)
6
7
5
IC901
LCD CONTROL
11 FRP SRT 17
24
8 CSY RIGHT
33 HDB DOWN 15
1 PHO IN GSRT 14
13
2 PHO OUT GPCK
12
GRES
27 OSC I
MCLK 23
26
OSC O
CLR 21
IC902
20
OE
(2/2)
2
1 D901
30
PO PO
3
POCB 32 P4.9V
S901
TALLY
VCC
Q901
SW 46 VDD 43
DOWN
VDD 19
Q955
PANEL
45 SWITCHING
RIGHT
UNREG
IC951
TALLY
VCC DD CONV
SPC D
29
CTL LD
22
33
32 D 39
31
P4.9V Q958
30
LED
DRIVE
C
28 40
PANEL
27
UNREG
25
26
VCC
45
24 SPC C
19 VREF
VCC
18
4
5
6
A
46
7
P11V 8 SPC A
3-24
3Vp-p
CN804
VR
1
VG
2
VB
3
CHECK
HDB
CONNECT
4
SYNC
7
SRT
6
LCD PANEL
CN803
VR
9
VG
10
VB
11
VSH
P4.9V
2
BCNT
8
VGH
P11V
21
Q906
VSS(–4.5V)
VSS
19
GEN
VSL
P–7.5V 1
VGL
20
P–18V
13 .
V COM
14
SRT
12
MODE 1
6
MODE 2
15
GSRT
16
GPCK
17
GRES
18
MCLK
3
CLR
5
OE
7
BACK
T952
INV TRANS
LIGHT
CN951
1 6
HIGH
10
2
3
Q957
4
INV
10
SW
5 LOW
3
D953
D954
T951
Q956 DD TRANS D951
8 5
SW P11V
2
6
7
3
P–7.5V
1
D952
4
P–18V