28
DVM-1845/745
System Control-2 Block Diagram
CN1001
CN3102
REMO
TE
SENSOR
LED DRIVE
KEY SWITCH
KEY SWITCH
RM2001
SWITCH CB
A
SENSOR CB
A
RELA
Y CB
A
IC3004
(LO
ADING MO
T
OR DRIVE)
Q3002
Q3504
Q3005
Q3003
A
V
CB
A
FUNCTION CB
A
CHANGER CB
A
ROTARY
MOTOR
Q5101
Q5102
IC3001
(CH MICR
OPR
O
CESSOR)
+3.3V
+3.3V
DRIVE
CONTR
O
L
LOGIC
1
REMO
TE1
CN1102
10
PO
WCON
10
11
PWCHK
11
9
PWSW
9
14
REMO
TE2
14
CN3301
5
FP-STB
6
FP-DIN
7
FP-DOUT
4
FP-CLK
CN2201
D2205
5
CN2101
12
KEY
-1
12
13
KEY
-2
13
10
LD2
10
11
LD1
11
8
LD4
8
9
LD3
9
6
LP1
6
7
LD5
7
4
LP3
4
5
LP2
5
2
LP5
2
3
LP4
3
14
KEY
-3
14
PO
WER SWITCH CB
A
CN2203
Q2089
Q2088
Q2011
CN2103
4
KEY
-0
4
5
KEY
-1
5
3
HDMI-LED
3
2
ST
ANDBY
-LED
2
1
PO
WER-LED
1
KEY
-1
LP1
LD5
LD4
LD3
LD2
LD1
KEY
-2
KEY
-3
D2181
HDMI
SW3102
TRA
Y CLOSE
SW3101
TRA
Y OPEN
DISC SENSOR
R
T
SENSOR
D2182
PO
WER
ST
ANDBY
17
9
6
42
41
40
25
38
13
16
5
39
CN3101
CN3004
1
S
T
-CLOSE
1
2
GND
2
CN5101
CN5002
1
D-SENS-A
1
2
R
T
-SENS-A
2
CN5001
CN3001
8
D-SENS-A
8
6
R
T
-SENS-A
6
CN5001
CN3001
7
RM2
7
5
RM1
5
CN5001
CN3001
1
CHK-ON
1
3
CHK-OFF
3
3
S
T
-OPEN
3
M
LOADING
MOTOR
M
CN5002
RM2
9
RM1
8
CN5002
CHK-ON
6
CHK-OFF
7
GND
5
CN3003
LM+
1
LM-
2
4
2
9
7
1
IC3003
(R
O
T
AR
Y MO
T
O
R DRIVE)
DRIVE
4
2
9
7
1
14
10
22
23
24
Q3006
Q3503
AMP
AMP
UP/DO
WN
SW
CONTR
O
L
LOGIC
ST
-OP/CL
FP-RIN
FP-FIN
ST
-GAIN
R
T
-RIN
R
T
-FIN
R
T
-GAIN
D-SENS-A
R
T
-SENS-A
CHK-ON/OFF
PWCHK
PWSW
7
37
36
35
FP-STB
FP-DIN
FP-DOUT
FP-CLK
REMO
TE
HDMI-IND
31
32
8
VFD-STB
RESET
VFD-DIN
VFD-DOUT
VFD-CLK
9
7
6
8
VFD-STB
VFD-DIN
VFD-DOUT
VFD-CLK
LP2
Q2007
Q2008
Q2010
Q2009
LP3
LP4
LP5
GRID
SEGMENT
IC2001
FR
ONT
P
A
NEL
CONTR
O
L
19
14
15
16
17
18
20
21
22
42
36
~
a
b
c
d
e
f
g
h
i
1G
7G
~
FIP
FL2001
18
JK3501
REMO
TE
CONTR
OL-IN
REMO
TE
CONTR
OL-OUT
IC3510
(AMP)
1
7
AMP
26
27
28
29
34
30
1
2
3
4
TO SYSTEM
CONTROL-1
BLOCK DIAGRAM
CN301
TO
POWER SUPPLY
BLOCK DIAGRAM
TO SYSTEM
CONTROL-1
BLOCK DIAGRAM
CN401
PO
WCON
PWCHK
PWSW
Q2005
Q2003
Q2001
Q2006
Q2004
Q2002
33
19
20
X3001
IC3002
8MHz
OSC
1
2
RESET
CHG+3.3V
D2204
4
D2203
3
D2202
2
D2201
1
Содержание DVM-1845/745
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Страница 35: ...35 DVM 1845 745 DVD Main 1 4 Schematic Diagram 1 NOTE Either IC461 or IC462 is used for DVD MAIN CBA UNIT...
Страница 36: ...36 DVM 1845 745 DVD Main 2 4 Schematic Diagram...
Страница 37: ...37 DVM 1845 745 DVD Main 3 4 Schematic Diagram...
Страница 38: ...38 DVM 1845 745 DVD Main 4 4 Schematic Diagram...
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