
8.2. MAIN SCHEMATIC DIAGRAMS
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
NOTE:
PARTS MARKED "PT" ARE NOT USED.
NOTE: For placing a purchase order of the parts,
be sure to use the part number listed in the parts list.
Do not use the part number on this diagram.
AG-520VDH
K0C111A00006
SW6001
PT
C6104
CTL+
38
TP6019
PT
2700P
C6023
560P[JC]
C6406
IC6005
C0EBJ0000080
4
5
6
1
2
3
1K
R6006
10K
R6085
0
R6079
H0A120500003
X6001
1R5
R6209
IC1302
C0CBCDC00052
1
2
5
3
4
PT
C6004
100
R6516
27K
R6111
WA27.5
TP6207
D
VD_D
AT
A
26
L6406
0
*
150
R6105
D
VD_SCK
27
2SD0601A0L
Q6006
220
R6121
PT
C6224
EVQ21405R
SW6304
1K
R6051
0.033[KB]
C6404
0.01
C6102
1K
R6028
5600[F]
R6303
PT
R6519
5600P
C6203
IC1301
C0DBZJG00007
1
2
3
4
5
27K
R6108
PT
C6027
COMPOSITE_H
30
0
R6047
2200[F]
R6301
10K
R6203
560
R6065
1M
R6401
PT
R6520
R6129
22K
R6098
PT
1K
R6081
PT
C6033
0
R6012
*
56
R6117
*
WA5
L6201
1K
R6067
B3NAA0000049
IC6003
2
1
4
3
MA2C165001VT
D6006
WA20
TP6008
100/6.3V
C6402
R6517
22K
0.1[KB] C6219
470
R6025
4700
R6514
IIC_D
AT
A
16
PT
C6011
1K
R6070
0
R6083
1K
R6015
PT
C6009
PT
R6116
0.01
C6101
PT
C6414
680P[KB]
C6041
WA20
TP6009
0
R6043
PT
C6028
HIFI_PLAY_H
36
10K
R6005
4700
R6512
18P[JC]
C6003
SW_VIDEO
17
0.1[KB]
C6407
1K
R6027
TP6201
10K
R6089
2200
R6054
C1301
0.47[KB]
1/50V
C6213
220/6.3V
C6216
1K
R6042
10/16V
C6022
PT
C6029
J6001
PT
EVQ21405R
SW6303
82P
C6408
10K
R6101
IC6001
C2CBJG000551
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
26
27
28
29
30
76
77
78
79
80
TP6001
1R2
R6208
B3EA00000072
D6001
100
R6072
PT
C6223
R6317
11K[F]
VV_H
52
EVQ21405R
SW6301
TNR_H
29
PT
C6017
P6001
1
IIC_CLK
2
IIC_D
AT
A
3
IIC_JIG_L
4
GND
5
R_OUT_ADJ
1K
R6068
MA2C165001VT
D6009
MA2C165001VT
D6005
P6203
2
1
100
R6210
0.056[KB]
C6201
2200
R6064
WA25
TP6205
HIFI_ADJ_L
5
47K
R6214
VO
B
21
J6203
PT
*
4R7U
L6402
1K
R6016
1500
R6120
V_LOCK_PLS
45
100/6.3V
C6222
220/25V
C6221
0.01[KB]
C6210
C1303
PT
MA2C165001VT
D6202
J6401
WA5
2200
R6063
PT
TP6099
1000P[KB]
C6211
PT
R6124
0.01[KB]
C6205
4700
R6511
PT
C6412
3300[F]
R6302
4700
R6102
1K
R6061
330/6.3V
C6001
PT
R6402
2SD0601A0L
Q6002
0
R6095
EVQ21405R
SW6302
PT
C6012
18K
R6113
PT
C6225
PT
R6174
PT
C6103
100P[JC]
C6409
2200[F]
R6306
1K
R6212
47/16V
C6217
PT
R6073
1K
R6066
18K
R6009
HOST_D
AT
A
25
390
R6114
MA2C165001VT
D6201
0.01
C6401
PT
C6034
220
R6206
22K
R6112
H_PULSE_INV
18
IIC_CLK
15
470
R6022
0
R6011
1000P[KB]
C6405
L6405
0
470
R6056
UNSW+6V
34
HIFI_H_SW
50
2SB0709A0L
Q6001
4R7M
R6118
DEGAUSS_H
6
WA27.5
TP6003
10K
R6104
1/50V
C6020
3300
R6034
R6408
PT
B3NAA0000049
IC6002
2
1
4
3
1000P[KB]
C6403
120
R6110
10K
R6093
0
R6522
TP6006
P6202
7
6
5
4
3
2
1
TP6202
1K
R6069
10K
R6323
1M
R6086
0.1[KB]
C6025
11K[F]
R6304
0.1[KB]
C6006
SW+12V
1
33P
C6019
HSW
49
10K
R6078
100/6.3V
C6007
0.022[KB]
C6209
DVD_POWER_ON_H
7
3900
R6087
CYL_MOTOR_GND
35
100P[JC]
C6032
11K[F]
R6309
TP6004
2SD0601A0L
Q6003
0
R6019
CAP_MO
TOR_GND
33
R6130
2200
12V
2
NA_PB_SW_ON_L
47
2SB0709A0L
Q6005
MA2C165001VT
D6003
R_TNR_AFC
41
IC6201
C1AB00001767
1
2
3
4
5
6
7
8
9
10
21
22
15
16
17
18
19
20
11
12
23
24
13
25
27
14
26
*
100U
L6401
TP6013
27K
R6109
0
R6007
DEFEA
T_H
51
CTL-
37
PT
C6040
PO
WER_ON_H
31
TP6209
C1304
PT
3300
R6119
0.01
C6016
100
R6213
C1302
1[KB]
18K
R6211
R6321
10K
L6403
0
22K
R6123
PT
Q6004
TP6002
D_RDY_L
3
MA2C165001VT
D6002
VEKS9440
Q6010
SW+5V_VIDEO
9
11K[F]
R6316
3300[F]
R6307
TP6101
PT
22P[JC]
C6002
EVQ21405R
SW6308
0.01
C6215
PT
R6403
TP6208
10K
R6322
0.012[KB]
C6024
PT
C6411
2200
R6515
PT
C6038
OSD_B
22
100/6.3V
C6036
TP6206
1K
R6074
6800
R6094
J6002
WA7.5
MA2C165001VT
D6010
VEKS9440
Q6009
1K
R6060
0.056[KB]
C6202
2200
R6062
0.1[KB]
C6220
0
R6080
EVQ21405R
SW6307
TP6111
PT
H_RD
Y_L
53
PT
R6075
V_OUT
19
*
WA5
L6001
1K
R6041
IIC_GND
14
ESD_GND
12
TP6106
PT
0
R6082
0
R6008
EVQ21405R
SW6314
1K
R6029
OVER_CURRENT_H
39
0.1[KB]
C6206
PT
C6039
PT
C6413
TP6005
22K
R6036
0
R6013
10K
R6202
PT
R6024
0
R6048
0.01
C6005
SP_L
48
R6318
11K[F]
EVQ21405R
SW6309
1K
R6021
0.1
C6010
P6201
8
7
6
5
4
3
2
1
220
R6207
2700
R6103
UNSW+5V_SYSCON
10
1K
R6026
0
R6071
2200[F]
R6311
A
UDIO_MUTE_H
54
D_RST_L
28
TP6104
PT
3300[F]
R6312
R_OUT
13
LSSK0063
IC6004
1
2
3
4
5
6
7
8
1000P[KB]
C6212
0.22[KB]
C6207
OSD_G
23
V_CHIP_MUTE_H
44
TR_ENV
42
1K
R6039
16V
32
0.022[KB]
C6208
LINE_SD_L
8
10K
R6201
TV_GND
11
5600P
C6204
L6404
0
1K
R6017
470
R6023
1K
R6058
0.1[KB] C6218
EVQ21405R
SW6310
PT
R6404
0
R6018
D6008 PT
J6202
PT
1800P[KB]
C6214
0
R6010
J6201
WA5
TP6203
WA22.5
220
R6205
5600[F]
R6308
0.01
C6030
HIFI_MUTE_H
46
MA2C165001VT
D6004
10K
R6059
OSD_R
24
PT
C6031
100/6.3V
C6026
10K
R6204
TV_POWER_ON_H
4
MTS_MODE
43
TP6007
PT
47/6.3V
C6008
2200
R6513
27K
R6106
220
R6122
1K
R6050
10K
R6115
V_MUTE_H
55
D6007 PT
PT
C6035
PT
C6018
SOS_L
40
47K
R6175
PT
D6011
PT
C6105
EVQ21405R
SW6313
0
R6014
FR
ONT_H/REAR_L
20
22/6.3V
C6021
D6301
D6304
P6301
7
6
5
4
3
2
1
PT
D6203
PT
C6226
1
C6227
PT
C6228
0.01
C6037
Z6201
LSEK0643
SD
A
FG_GND
VM
CAP_ET
M1
FG
M2
PG+
RNF
DVD
M_GND
M3
CAP+5V
POSITION_SW
CAP_FG
VSS
P_ON_H
PG-
CAP_F/R
COM
16V
M3
TL
DVSS
M2
CTL
CYL
P_DO
WN_L
CH UP
CAP_F/R
M1
OPT_F/R/2LC
CAP
MTS_MODE
REC
VDD_OSD
GND
C_FG_IN
S_REEL
NU
A
POS_4
KEY_IN_2
AVDD_AD
CH DOWN
V_REF_IN
AVSS_AMP
AVDD_AMP
WP
CTL_OUT
PNA2604M01VT
FF
TUNING_H/(750KHz)
POS_1
S_TAB_L
GL451K
LC_OSC_IN
X_OUT
CTL+
H_SW
LC_OSC_OUT
V_D_REC_H
OVER_CUR_H
EX_FF/REW_L
NUB
RST_L
LOAD_H
V_HOLD
C_FG_OUT
12MHz
REW
B
UNLD_H
OSD_V
KEY_IN_0
A2
VSS_OSD
T_PHO
TO
VM2
R
V_REF_OUT
A1
D_RST_L
CV_IN(EDS)
1000P
LD_OUT1
TL
HSW
POS_2
PLAY/REPEAT
CTL-
LD_GND
D_D
AT_IN
IIC_CLK
X_IN
BLK_H
LD_OUT2
12M_START_H
SCL
S_PHO
TO
1000P
F
CYL_EC_PWM
HLF
COMPO_H
M37761MGH-8D2GP(160K)
[1/4W]
R
A_MUTE_H
VOL +
V_L_PLS
(?)
VG
OSD_H
VOL -
H_D
AT_OUT
GND
G
IR
CST
TR_ENV
A0
CAP_EC_PWM
CT1
D_SCK
DTS_AFC
CT2
HF_HSW
T_REEL
PCI
IIC_D
AT
VDD
CTL_AMP_REF
CNF
(1/4W)
KEY_IN_1
EC
STOP/EJECT
[2Kb]
Y_PFG_IN
PG+
POS_3
or 470/6.3V
PG-
PG_OUT
DVDD
PFG
VCC
COM
LOAD_M-
DEGAUSS_H
TV_P_ON_H
HF_ADJUST_L
HF_PLAY_H
TNR_H
VCH_MUTE_H
ANGLE LED
VV_H
V_MUTE_H
H_RD
Y_L
LINE_SD_L
(CV_OUT)
D_RDY_L
A_D
VD_H
(no_use)
[1/10W]
[1/10W]
DVD_P_ON_H
PNA2604M01VT
(?)
VMD4258
VMD4258
(5mp)
(no_use)
(no_use)
GND
GND
POWER
KEY_IN_1
GND
IR
KEY_IN_0
UNSW+5V
KEY_IN_2
PROG_TIMER_LED
LINE_H
[1/10W]
[1/10W]
[20125]
B3ACA0000192
B3AAA0000538
(2012)
(#22WIRE)
SWITCHING
DELAY REC
ON-ON
SWITCHING
DELAY REC
ON-ON
SAFETY
TAB SW
SENSOR
LED
TAKE UP
PHOTO TR
SUPPLY
PHOTO TR
TAKE UP
REEL SENSOR
SUPPLY
REEL SENSOR
SW6002
POS_1
3
K0ZZ00000598
POS_2
2
POS_GND
4
POS_3
5
POS_4
1
RESET
SWITCHING
POWER ON-ON
SWITCHING
POWER ON-ON
SWITCHING
POWER ON-ON
IC6001
RESET
EEPROM
P6001 IS USED
FOR ADJ0STMENT
AT
F
A
CT
OR
Y ONL
Y
SYSTEM CONTROL/SERVO/TIMER
/OSD/CCV MICROCONTOROLLER
SOS_L
HIFI_MUTE_H
NA_PB_SW_ON_L
SP_L
DEFEA
T_H
ON TIMER
LED
PR
OG TIMER
LED
REC LED
(T
O CAPST
AN ASSY)
+5V
REGULATOR
+12V
REGULATOR
(TO LOADING MOTOR)
CYLINER/LOADING
MOTOR DRIVE
(TO CYLINDER UNIT)
(NO CONNECTION)
ON TIMER
REC
TO OPERATION
C.B.A. P6302
TO M V
TO M II
TO M II
TO M II, M V
TO M II
TO M V
TO M V
TO M III
TO M VI
TO M V
TO M III
TO
M II,
M III
TO
M III
TO
M II,
M IV
TO
M II,
M III,
M IV
TO
M II,
M III,
M IV
TO
M II
TO
M III
TO
M III
TO
M III
TO
M III
TO
M III
TO
M III
TO
M III
TO
M II
TO
M II
TO
M II
TO
M II
TO
M III
TO
M III
TO
M
VI
TO
M
VI
TO
M
VI
TO
M
V
TO
M III
TO
M
II
TO
M
II
TO
M III
TO
M
IV
TO
M
IV
TO
M
II
TO
M
II
TO
M
II
TO
M
IV
TO
M II
TO
M IV
TO
M IV
TO
M II
TO
M II
TO M III
TO M III
TO M II
TO M II
TO M IV
TO M II
RESET
+12V REGULATOR
+5V REG.
MAIN I SCHEMATIC DIAGRAM
LINK TO VOLTAGE CHART
CH DOWN
CH UP
PLAY
/REPEAT
STOP
/EJECT
OPEN
/CLOSE
DVD
PLAY
DVD
STOP
SKIP
+
VOLUME
DOWN
VOLUME
UP
-----
-----
-----
REW
/REVIEW
REC
FF/CUE
POWER
TERMINAL
VOLTAGE
OPERATION
BUTTON
KEY MATRIX (SW6301~SW6311, SW6313~SW6316)
SKIP
1.2V
2.1V 2.1V
3.0V 3.0V
3.8V
0.4V
1.2V
0V
0.4V
3.8V 4.6V
LSJB2217
MAIN I SCHEMATIC DIAGRAM
LINK TO I/O CHART
AG-520VDH
38
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 ...