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DT-V2000SU
SIGNAL PWB CIRCUIT DIAGRAM ( MICRO PROCESSOR)
FRONT
CONTROL
PWB
MAIN
PWB
SIGNAL
PWB
11/31
SIGNAL
PWB
12/31
SIGNAL
PWB
I 1/31
V_NOSYNC
I,-.PUT-A
J_
HSYNC
CNOOJ
[:JJ
CHC209T---07PT cJ
GMJ
,-1._-
POWER
2
SAVING
2
SCANO
4
5
SCAN2
6
SCAN3
>-;
CNOOH
] [Bl
CHC209T-OBPT
J
SWINO
1
SWIN1
2
SWIN2
2
SWIN3
4
INP.JT_A
2
INPUT-B
6
INPUT-C
2
INPUT- □
8
CN003
]1CND031
CHB303W-35P-J
NC
1
,....
GN□
2
GN□
~-
CONTRAST
~
BRIGHT
5
....
COLCA
6
,....
PHASE
7
....
NC
8
INPUT-A
HSYNC
POWER
SCAN1
SCAN2
SWIN1
SWIN2
SWIN3
If',,PLJT_O
,!,.
CONTRAST
BRIGHT
COLOR
PHASE
NOTE
C823
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BW·BLJS WIRE
(on)
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*1, 2sc277B/c/-x
*2
=
2SA 1022/BC/-X
*3: 15S353-X
*4• FC102-X
*5: OTC 124EK-X
*6: MA3056/M/-X
*7: 2SC2712/YG/-X
*B: 2SA 1162/YG/-X
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I
I
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l-074HC125P
INPUT
OUTPUT
C
A
Y
H
I
L
L
L
ICB06
MN1280/Q/
RESET
D807- □814
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BUS-B
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8
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1
A-CCNT
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GW
13-
6"'
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NC
15
,....
NC
16
....
DEGAUSS
17
HOST_BSY
~
....
HOST-SIN
19
,....
HOST-SOT
20
HOST-CLK
";;
,....
VDEF
22
HDEF
~
vsvr-c
24
,....
Hsvr,.a::
25
P-OFF
....
26
STAN3Y
,....
i;:
GND
28-
,....
GND
29-
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5V
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5V
31
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HOST CLK
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12V
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33
GND
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35-
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HSYNC
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f-OST-□TR
V-POL
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H-STATE
2:
H_STATE
V-STATE
V STATE
SOAD
SDAO
:::
SCLO
SCLO
I
VSYNC
VSYNC
D□C-SOA
DOC SOA
DDC-SCL
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av
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9
PANEL
ICBOB li074HC157FP
TOUCH PAl'\EL CONTRO....
vcc
SEL
1
av
~ j
ST
1A
2
3- 6V
-{ ~ 4A
1B
3~f--
-{ J
48
1Y
4
ov
-{ i
4Y
2A
5~r-
3. 6V
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28
6
4.BV
4. BV
38
2Y
7
ov
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POWER
T'I
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CONT~~~
GND
i
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7V
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LI
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-
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10K
,
,
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■
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GND
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SWITCH
R8810K9
r-~ .. -~-R189 □ ~-K"',--+"+-'f
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vcc
SEL
1'
•
I~
ST
1A~4
BV
MIC- □SR
MIC CTS
TX□ 2
I
~
4A
18 ~
4
BV
t--
:~:
-;-
3. 6V
48
iY
4 4 BV
~ ~
4 y
2 A
5
OV
MIC-□TR
□sR ~
~
3 A
l"~,=4 ~•v'-+-~
CTS
7
I
4-BV;
28
~
IC809
'-+-+-~'-<ml
3B
2Y 7
4
BV
Q
H074HC157FP
5 V
10
1
X
X
'
MIC RTS
-
I
(
>
HD74HC157FP
INPUT
OUTPUT
ST SEL
A
B
y
H
-
-
-
L
L
L
L
-
L
L
L
H
-
H
L
H
-
L
L
-
~
L
H
-
H
H
::s
~r----+---f_+_;J";_c_EBK_rn
___
R_B_93--t--r""-92---t-,
4- sv
f
3Y
GN
8
6~~6L_MEL
K::::
::~===-=-=-=--=,:1========'==='===================M=IC=-=RXD
l
~OF
CK-41169-012
C817
470/J.a
No.51519B
2-19
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