Sony CCD-TRV312 Operating Instructions (primary manual), Service Manual, Page: 47 / 212

CCD-TRV32/TRV34/TRV34PK/TRV44/TRV52/TRV53/TRV312/TRV512(NTSC)
CCD-TRV14E/TRV24E/TRV44E(PAL)
3-11. LCD (TYPE 2) BLOCK DIAGRAM
3-25 3-26
CCD-TRV32/TRV34/TRV34PK/TRV44/TRV52/TRV53/TRV312/TRV512(NTSC)
CCD-TRV14E/TRV24E/TRV44E(PAL)
7
BUFFER
CONTRAST
CS/LD
P4.9V
BUFFER
EEPROM
IC1802
BUFFER BUFFER
BUFFER
R.G.B
DECODER
P4.9V
P–7.5V
X1801
3.58MHz
(NTSC)
4.43MHz
(PAL)
15
12
13
8
2
16
CN1806
D3.1V
P4.9V
P–7.5V
CN1807
P4.9V
P–7.5V
15
12
13
8
1
2
16
D3.1V
IC1900
12
15
17
32
P4.9V
D3.1V
P–7.5V
IC1801
IC1902 (1/2)
IC1902
(2/2)
IC1901
PHO OUT
MODE1
DD CONV
IC1951
8
7
6
5
4
19
24
26
25
27
28
DRIVE
LED
SWITCHING
LPF & BUFFER
SD-25 BOARD
9
10
6
3
4
5
7
13
17
20
19
18
14
1
4
5
2
6
9
3
8
7
12
1
2
9
8
11
10
7
13
37
28
2
6
30
31
29
16
14
23
43
33
32
38
34
35
24
21
19
48
5
3
10
11
1
8
9
2
3
6
46
18
45
46
36
30
16
13
14
47
48
26
25
38
17
39
34
41
44
1
2
3
4
7
6
9
10
11
24
13
6
23
14
16
2
18
17
19
5
3
1
21
20
10
3
10 10
4 4
5 5
6 6
11 11
3
3
1
.
19
20
.
1
2
3
18
29
22
33
32
31
30
39
40
45
CN1801
PANEL Y
PANEL C
HI SI
HI SO
HI SCK
CS PANEL
D3.1V
LCD COM/DATA
CS LCD
Q1802
VCC
CLK
DI
DO
VDD
BRIGHT
BRT R
BRT B
COLOR
RGB AMP
COM ADJ
HUE/BCL
V COM
COM0
BL CONT
Q1805
Q1803
PAL
MODEL
LCD CONT
SI
COM3
SEG0-15
SEG15
CK
C/D
CS
VDD D3.1V
4
16
COM2,3
COM0,1
CN1808
DISPLAY
LCD
VCO I
BURST OUT
TINT
COM AMP
RGB AMP
COLOR
SUB BRT B
SUB BRT R
BRIGHT
PICTURE
C IN
VIDEO
36
SYNC SEP
CONTRAST
VCO O
VCC2
VCC1
FRPV
COM O
SYNC OUT
SYNC IN
B
G
R
FRPT
H SY
VB
VG
VR
KEY AD
SYNC
FRPV
7 7
COM O
9 9
FRPT
V COM
VCO
BL CONT
PROGRAM
AE
S1991
SP-
S1992
SP– SP+
S1993
BRT–
S1994
BRT+
S1995
6
5
7
PHO IN
FRPV
FRPT
SYNI
8 HSY
OSC I
OSC O
PDO
VREVC
HREVC
SRD
MODE2
EX1
EX2
CTR
CLD
CLS
SPS
POCB
V IN
VDD
32
24
20
19
5
CN1804
P–15.3V
LOW
VR
VR
VG
VB
SYNC
SRD
COM O
HSY
CHECK
CONNECT
CN1803 LCD PANEL
VG
VB
VGH(+13V)
VSH(+4.9V)
VLS(+4.9V)
VB12
22
15
VCC(–10.3V)
COM
VSS(–15.3V)
VGL(–9V)
EX1
MODE 1
MODE 2
D1903
P13V
P4.9V
EX2
CTR
CLD
CLS
SPS
7
CPS1 11
RES
CN1951
HIGH
LIGHT
BACK
INV TRANS
VCC
SW
Q1957 5
4
3
2
10
1 6
INV
D1953
TALLY
P4.9V
P4.9V
Q1955
Q1904,1905
UNREG
PANEL
Q1958
D1954
P4.9V
D3.1V
P4.9V
UNREG
SW
7
Q1956
SW
Q1962
P13V
P–15.3V
P–7.5V
DD TRANS
T1951
PANEL
2 8
1
4
5
3
6
D1952
VCC
D
A
VCC
C
LCD CONTROL
SPC D
CTL LD
SPC C
VREF
SPC A
P–7.5V
START
SW
Q1952
TALLY
VCC
PANEL H
CN1802
SW
Q1901
1
2
3
TALLY
VCC
KEY AD4
TALLY
REVERSE
MIRROR ON
BL ON
PANEL UNREG
P4.9V P4.9V
P UNREG
D1905
PD-75 BOARD
TO/FROM
MODE
BLOCK
CONTROL
CF-45
BOARD
CN405
TO/FROM
MODE
BLOCK
CONTROL
CF-45
BOARD
CN406
15 SEL
10
SEG0
1 2
OSC1 OSC2
VCO
10 B–Y
BURST OUT
9 R–Y
12 C OUT
NTSC MODEL
P4.9V
SPD
20 POW CONT
D1951
T1952
8
SYNO 3
(TRV14E MODEL)
(TRV14E MODEL)
LPF
(SEE PAGE 3-15)
(SEE PAGES 4-137,141)
(SEE PAGE 3-15)
(SEE PAGES 4-131,135)
REVERSE
S1901
D3.1V
2 IC1801 !¢ REC/PB
560mVp-p 4.43MHz (PAL)
3.58MHz (NTSC)
1 IC1801 3 REC/PB
0.5Vp-p
H
5
IC1801
@¢
REC/PB
5.6Vp-p
H
7 IC1901 !£ REC/PB
3Vp-p
H
8 IC1901 @§ REC/PB
2.4Vp-p
9.53MHz
2.5 inch LCD (TYPE 2)