6
AG-520VDH
P6203
1
P6203
2
(LOADING MOTOR DRIVE)
LOADING
MOTOR
M
-
+
Q6003
IC6005
UNSW+5V
D6002
D6009
SW+5V
TP6001
IC6002
IC6003
TAKEUP REEL
SENSOR
SUPPLY REEL
SENSOR
Q6010
Q6009
TAKEUP
PHOTO TR
SUPPLY
PHOTO TR
SW+5V
D6001
SENSOR
LED
X6001
(12MHz)
OSC
Q6002
SW6001 SAFETY TAB SW
RESET
VDD
POWER DOWN(L)
TAKEUP REEL PULSE
SUPPLY REEL PULSE
TAKEUP PHOTO TR
SUPPLY PHOTO TR
OSC 2
OSC 1
SAFETY TAB BROKEN(H)
VIDEO DELAY REC(H)
SW+12V
(TO T4101(2))
DELAY REC+12V
(TO IC4201(29))
Hi-Fi DELAY REC(H)
Q6001
DVD READY(L)
TO/FROM DVD I
BLOCK DIAGRAM
HOST READY(L)
DVD RESET(L)
UHF/VHF TUNER/TV DEMODULATOR UNIT
SERIAL DATA 0
SERIAL CLOCK
LOADING MOTOR
REVERSE(H)
IC6001 (SYSTEM CONTROL MICROCONTROLLER)
38
35
39
34
78
80
79
8
7
82
LOADING MOTOR
FORWARD(H)
83
37
20
MAIN C.B.A.
DVD READY(L)
36
HOST READY(L)
27
DVD RESET(L)
68
DVD SERIAL DATA 0
65
DVD SERIAL DATA 1
66
DVD SERIAL CLOCK
67
MODE SW
POSITION A
MODE SW
POSITION B
MODE SW
POSITION C
MODE SW
POSITION D
EJECT
DOWN
R-REV
LOAD
REV
PLAY
POWER OFF
PIN NO. OF IC6001
MODE
SW6002 (MODE SELECT SWITCH)
1
2
3
4
5
A
B
C
L
(33)
L
H
H
L
L
H
(32)
(31)
H
L
L
H
H
H
H
L
H
L
H
H
H
H
D
(30)
L
H
L
L
H
H
H
H
L
L
L
STOP R
L
L
L
H
STOP F
H
L
L
H
RR/REW
L
L
H
H
FF2
INTERMEDIATE
POSITIONS BETWEEN
EACH POSITIONS
L
H
H
H
31
30
32
33
MODE SW
POSITION A
MODE SW
POSITION B
MODE SW
POSITION C
MODE SW
POSITION D
23
14
22
25
1
6
5
2
4
5
5
6
I
2
C SERIAL DATA
I
2
C SERIAL CLOCK
(TO/FROM IC3001(74))
I
2
C SERIAL DATA
(TO/FROM IC4201(43))
I
2
C SERIAL DATA
(TO IC4201(42))
I
2
C SERIAL CLOCK
(TO IC3001(73))
I
2
C SERIAL CLOCK
(TO/FROM IC5301(44))
(TO IC5301(43))
I
2
C SERIAL DATA
I
2
C SERIAL CLOCK
IC6004
(MEMORY)
72
71
(TO IC4601(15))
I
2
C SERIAL DATA
(TO IC4601(14))
I
2
C SERIAL CLOCK
UNSW+5V
KEY DATA 2
KEY DATA 1
UNSW+5V
UNSW+5V
UNSW+5V
CH UP
-----
PLAY
VOLUME
UP
DVD STOP
DVD PLAY
POWER
STOP
/EJECT
CH DOWN
VOLUME
DOWN
FF/CUE
REC
SKIP-
SKIP+
OPEN
/CLOSE
REW
/REVIEW
-----
-----
-----
-----
-----
TERMINAL
VOLTAGE
OPERATION
BUTTON
KEY MATRIX (SW6301~SW6311,SW6313~SW6316)
3
2
KEY DATA 0
1
P4801
16
P4801
10
DVD SERIAL DATA 0
P4801
13
P4801
12
DVD SERIAL DATA 1
P4801
14
DVD SERIAL CLOCK
P4801
15
RESET
RESET
Q6006
Q6005
IC6201
11
10
OPERATION C.B.A.
0V 0.3V
0.4V 1.1V 1.2V 1.95V 2.05V 2.85V 2.95V
3.7V 3.8V
4.5V 4.6V <
LOADING
MOTOR
DRIVE
UNSW+5V
UNSW+5V
D6306
U6301
PROG.
TIMER
IR
RECEIVER
P6301
5
P6301
7
P6302
5
P6302
7
D6301
REC
D6304
ON-TIMER
SYSTEM CONTROL BLOCK DIAGRAM
SYSTEM CONTROL BLOCK DIAGRAM
AG-520VDH
70
Summary of Contents for AG520VDH - COMB. DVD/VCR/TV
Page 7: ...4 ABOUT LEAD FREE SOLDER PbF 7 AG 520VDH ...
Page 9: ...Fig 1 6 9 AG 520VDH ...
Page 16: ...5 1 14 WIRE AND LEAD POSITION DIAGRAM Fig 12 16 AG 520VDH ...
Page 18: ...5 2 MAINTENANCE CHART 18 AG 520VDH ...
Page 20: ...Fig D2 20 AG 520VDH ...
Page 21: ...Fig D3 21 AG 520VDH ...
Page 22: ...Fig D4 22 AG 520VDH ...
Page 35: ...7 4 TEST POINTS AND CONTROL LOCATION 35 AG 520VDH ...
Page 36: ...36 AG 520VDH ...
Page 60: ...AG 520VDH 60 ...
Page 78: ...AG 520VDH 78 ...
Page 79: ...11 EXPLODED VIEWS 11 1 MECHANISM SECTION AG 520VDH 79 ...
Page 80: ...11 2 DVD SECTION AG 520VDH 80 ...
Page 81: ...11 3 CHASSIS FRAME SECTION 1 AG 520VDH 81 ...
Page 82: ...11 4 CHASSIS FRAME SECTION 2 AG 520VDH 82 ...
Page 83: ...11 5 CHASSIS FRAME SECTION 3 AG 520VDH 83 ...
Page 84: ...11 6 PACKING PARTS AND ACCESORIES SECTION AG 520VDH 84 ...