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DSC-P3
4-31
LCD DRIVE, TIMING GENERATOR
SY-73 (9/11)
4-32
SY-73 (LCD DRIVE, TIMING GENERATOR) SCHEMATIC DIAGRAM
• See page 4-11 for SY-73 printed wiring board.
• See page 4-53 for waveforms.
NO MARK:REC/PB MODE
3.1
3.1
0
0
13.3
13.3
7.1
6.5
7.1
13.3
7
7.6
7
6.5
13.3
6.5
7
3.1
1.2
2.1
1.4
1.4
1.9
1.3
1.5
0
1
7.1
13.3
7.1
3
1.2
2.1
0
1.6
1.6
3
0
0
0
0
0.7
3
1.8
1.8
1.8
2.3
1.5
1.5
1.5
1.5
2.9
7
7
7
7
7
7
1.3
3
3
1.3
2.2
1.3
1.9
2.1
1
1.8
1.1
1.3
0.5
1.1
3
3
3.1
1.3
3.1
0
3.1
3.1
3.1
3.1
3
7.1
7.1
13.3
3.4
2.1
2
2.8
3.1
3.1
3.1
3.1
0.5
3.1
3.1
0.3
3.1
0
3.1
3.1
3.1
3
0
3.1
0
1.5
1.5
0
0.2
1.5
2.8
0
3.1
0.2
0
3
0.5
3.1
0.5
0.5
0
3.1
1.5
3.1
1.5
1.5
30
29
28
27
26
25
33
32
31
34
1.7
1
1.5
R838
XX
R853
0
R850
XX
MA8036-TX
D803
56k
R883
XX
D801
27k
R801
R817
15k
CXD3510R-T4
IC804
XCLP
1
SHR
2
SHG
3
SHB
4
SHA
5
GND
6
SBLK
7
PRG
8
FRP
9
RGT
10
HCK1
11
HCK2
12
NC
13
NC
14
NC
15
HST
16
WIDE
17
TEST
18
VDD
19
TESTI
20
DWN
21
EN
22
VCK
23
VST
24
SLSH0
25
CKO
26
CKII
27
TEST
28
SLSH1
29
TEST
30
GND
31
RPD
32
SLSH2
33
XVD
34
HPOS0
35
HPOS1
36
XHD
37
HPOS2
38
XWIDE
39
HPOS3
40
NT/PAL
41
HPOS4
42
VDD
43
VREV
44
HDO
45
HREV
46
COMTST
47
XCLR
48
1M
R832
HCK2
XX
R812
0.01u
C807
XX
R804
R819
47k
VG
R
M62376GP-65AD
IC802
1
BRIGHT
2
COLOR
3
BRT_R
4
BRT_B
5
CONTRAST
6
B.LIMIT
7
VREF
8
VCO
9
COM
10
BL_LEV
11
P_GRAY
12
XBRT_TST
13
VDD
14
VCC
15
H_REV
16
V_REV
17
NTSC
18
COMTST
19
SCK
20
SI
21
SO
22
EN
23
VDDA
24
VSS
B
100k
R860
PSIG
0.01u
C824
C806
XX
33k
R815
XX
R805
R849
10k
CREXT
R829
100
0.01u
C814
REF
HCK1
HST
0.01u
C809
WIDE
RGT
47k
R823
VDDG
22k
R837
VDD
10k
R835
DWN
C813 2.2u
EN
0.01u
C804
VCK
VST
COM
27k
R846
330k
R845
UNRL21300AS0
Q808
1
4
3
2
L803
10uH
XCS_LCD_DAC
10u
C818
6.3V
NJM2904V(TE2)
IC803
1
OUT
2
IN(-)
3
IN(+)
4
GND
5
IN(+)
6
IN(-)
7
OUT
8
VCC
10k
R827
10uH
L801
0.1u
C820
IC801
AN12511A-BB
1
PICTURE
2
XRGB
3
AGC.FL/Bch DL ADJ
4
AGC.OUT/Gch DL ADJ
5
AGC.LEVEL/Rch DL ADJ
6
COLOR
7
H.FIL
TER.IN
8
G/Y
9
R/R-Y/CR
10
B/B-Y/CB
11
H.FIL
TER.OUT
12
REG.OUT/XRGB
13
SYNC.SEP
14
EXT.BGP
15
SYNC.IN/XDELAY OFF
16
SYNC.OUT/RGB AMP
17
GND1
18
GND2
19
R.DC.DET
20
ROUT
21
G.DC.DET
22
G.OUT
23
B.DC.DET
24
B.OUT
25
VCC2
26
VREF/A
VE_DET
27
BLACK.LIMIT
28
RGBBLK
29
FRP
30
WHITE.LIMIT
31
SUB.BR
T
.B
32
SUB.BR
T
.R
33
GAMMA1
34
GAMMA2
35
PSIGGRA
Y
36
PRG/N.C
37
PSIG.OUT
38
XTEST/N.C
39
BRIGHT
40
CONTRAST
41
PSIG.DET/N.C
42
SUB.CONT.B
43
SUB.CONT.R
44
VCC1
45
SHA/N.C
46
SHB/N.C
47
SHG/N.C
48
SHR/N.C
56p
C827
33k
R881
100uH
L802
0.1u
C816
PANEL_Y
1k
R855
R820
10k
0.01u
C822
1.5u
C801
20V
XX
R826
16V
4.7u
C817
R830
100
MCH3306-TL
Q810
PANEL_B-Y
10k
R851
100k
R879
0.001u
C829
4.7u
C825
XCAM_SCK
1u
C830
2200p
C803
PANEL_3.2V
4700
R810
R856
0
100k
R809
27k
R816
REG_GND
R840
0
33k
R854
10u
6.3V
C832
470k
R880
100k
R842
R852
XX
39k
R834
0.01u
C821
16V
R839
XX
C812 2.2u
CAM_SO
0.1u
C805
XX
R811
47k
R818
XX
R813
XX
R806
33k
R841
C811 2.2u
47k
R847
0.1u
C823
3300p
C826
0.01u
C802
16V
L804
6.8uH
0
R808
0.33u
C831
XX
C815
0
R802
PANEL_13.5V
1SV290(TPL3)
D802
39k
R843
68k
R848
XX
R807
150k
R885
15k
R821
47k
R833
R828
100
220k
R836
XX
R814
22k
R824
0.01u
C808
R859
0
2200
R803
PANEL_R-Y
2SB1462L0AS0
Q803
1
4
3
2
2SD2216L0AS0
Q805
1
4
3
2
2SD2216L0AS0
Q801
1
4
3
2
2SB1462L0AS0
Q802
1
4
3
2
2SD2216L0AS0
Q806
1
4
3
2
2SB1462L0AS0
Q804
1
4
3
2
XX
R889
XX
R891
XX
R890
XX
R892
R894
XX
R896
XX
R898
XX
R895
XX
R897
XX
R899
XX
XX
R861
XX
R862
XX
R888
0.01u
C810
3.3u
20V
C838
2SB1462L0AS0
Q811
1
4
3
2
10u
6.3V
C819
1u
C835
0.1u
C839
10k
R825
10k
R893
0
R863
0
R864
0
R865
1
A
18P
CN902
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
D_3.2V
PANEL_V
HDO
BL_LEV
LANC_IN
BL_L2
BL_L1
LANC_OUT
ACV_UNREG
CPC_IN
VB
VR
CONT
BRT_B
BRT
BRT_R
COLOR
COM
VCO
VREF
CONT
B_LIM
SI
SCK
SCK
SI
PRG
XCLP
XTEST
P_XVD
SHR
SHG
SHB
SHA
P_XHD
XCLP
PRG
FRP
V_REV
H_REV
H_REV
XHDO
V_REV
NTSC
SBLK
COMTST
NTSC
COMTST
FRP
SBLK
B_LIM
COM
SHR
SHG
SHB
SHA
VCOM
VREF
XTEST
VCO
P_GRA
Y
P_GRAY
EN
EN
VCOM
BR
T_B
BR
T_R
BRT
COLOR
PSIG
VG
VR
VB
PSIG
XHDO
VG
P_XVD
P_XHD
13
2
4
F
L
12
5
G
K
11
8
7
6
E
05
B
H
SY-73 BOARD (9/11)
I
16
9
17
3
D
18
C
15
10
J
14
-REF.NO.:1,000 SERIES-
XX MARK:NO MOUNT
XX MARK:NO MOUNT
LCD DRIVE,TIMING GENERATOR(RGB,TG BLOCK)
LCD DRIVE
IC801
LCD TIMING GENERATOR
IC804
EVR
IC802
BL_L2
N.C
REG_GND
HSY
HI_UNREG
N.C
LANC_IN
N.C
VG
LANC_OUT
N.C
N.C
BL_L1
MAKER_RECOG
CPC_IN
N.C
N.C
PANEL_COM
SY-73 BOARD (11/11)
50
Q808,810
B+ SWITCH
Q801-803,805
PSIG DRIVE
21
SY-73 BOARD (3/11)
SY-73 BOARD (5/11)
33
Q804,806
COM DRIVE
(D/A CONVERTER)
IC803
VREF AMP,VCO
SY-73 BOARD (2/11)
13
CPC
(FOR CHECK)
40
SY-73 BOARD (7/11)
SY-73 BOARD (11/11)
52
REF.VOLTAGE GEN.
51
SY-73 BOARD (11/11)
SIGNAL PATH
Y
VIDEO SIGNAL
CHROMA
REC
PB
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