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.
PV-20DF25/PV-20DF25-K/PV-27DF25/PV-27DF25-K/PV-27DF5
COMPARISON CHART
OF MODELS & MARKS
PV-20DF25
PV-20DF25-K
PV-27DF25
PV-27DF25-K
PV-27DF5
Not Used
A
B
C
D
E
PT
MODEL
MARK
MAIN I SCHEMATIC DIAGRAM
LINK TO VOLTAGE CHART
CH DOWN
CH UP
OPEN
/CLOSE
DVD
PLAY
DVD
STOP
SKIP
+
VOLUME
DOWN
VOLUME
UP
-----
-----
POWER
TERMINAL
VOLTAGE
OPERATION
BUTTON
KEY MATRIX (SW6301~SW6304, SW6307~SW6309, SW6316~SW6318)
SKIP
1.2V 1.2V0.4V 2.1V 2.1V 3.0V0V 0.4V
LSJB2220
MAIN I SCHEMATIC DIAGRAM
LINK TO I/O CHART
I/O CHART OF IC6001
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.
COMPARISON CHART
OF MODELS & MARKS
PV-20DF25
PV-20DF25-K
PV-27DF25
PV-27DF25-K
PV-27DF5
Not Used
A
B
C
D
E
PT
MODEL
MARK
Pin No. I/O
1
Description
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
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
Signal Name
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
-
-
-
-
-
-
-
I
I
I
-
I
I
-
-
-
-
-
O
-
I
-
-
O
-
-
-
-
-
-
O
O
O
O
O
-
-
-
I
-
I
I
I
O
-
O
I
I
O
-
O
O
-
-
I
-
I
-
-
I
-
I
I
O
O
O
O
O
O
I
I
O
O
O
O
I/O
-
-
-
-
I
O
O
O
-
-
-
-
-
-
-
I
I
I
KEY_0
KEY_1
KEY_2
OPT
SOS_L
DTS_AFC
S_PHOTO
T_PHOTO
TR_ENV
MTS_MODE
TL
VCH_MUTE_H
V_L_PLS
IR
ANGLE_LED
SLEEP_LED
ON_T_LED
HSW
HF_HSW
V_D_REC_H
CRSS_L
DEFEAT_H
TNR/LINE
DVD_H/REC_L
V_MUTE_2_L
F_LINE2/R_LINE1
H_RDY_L
A_MUTE_H
V_MUTE_H
POS_4
POS_3
POS_2
POS_1
RST_L
S_TAB_L
D_RDY_L
DVDD
X_IN
X_OUT
DVSS
TV_P_ON_H
IIC_JIG_L
12M_START_H
LC_OSC_IN
LC_OSC_OUT
NUB
DEGAUSS_H
DVD_PON_H
VSS_OSD
(no_use)
LINE_SD_L
(CV_OUT)
VDD_OSD
HLF
V_HOLD
CV_IN(EDS)
NUA
OSD_H
OSD_V
BLK_H
SP_MUTE_H
B
G
R
H_DAT_OUT
D_DAT_IN
D_SCK
D_RST_L
TNR_H
COMPO_H
IIC_CLK
IIC_DAT
TNR/YCA//(750KHz)
CAP_F/R
A_DVD_H
CAP_EC_PWM
CYL_EC_PWM
P_DOWN_L
A_CTL_A
A_CTL_B
P_ON_H
UNLD_H
LOAD_H
EX_FF/REW_L
TNR_LOCK_L
C_FG_OUT
C_FG_IN
AVSS_AMP
TNR_SD_L
Y_PFG_IN
V_REF_OUT
V_REF_IN
HF_PLAY_H
CTL-
CTL+
CTL_AMP_REF
CTL_OUT
AVDD_AMP
AVDD_AD
OVER_CUR_H
KEY DATA 0
KEY DATA 1
KEY DATA 2
NOT USED
ABNORMAL VOLTAGE DETECTION(L)
TUNER AFC
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
V-CHIP MUTE(H)
NOT USED
IR-DATA
NOT USED
NOT USED
ON TIMER LED ON(L)
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
VIDEO MUTE2(L)
LINE1(L)/LINE2(H)
HOST READY(L)
AUDIO MUTE(H)
VIDEO MUTE(H)
NOT USED
NOT USED
NOT USED
NOT USED
RESET(L)
NOT USED
DVD READY(L)
VDD(+5V)
12MHz OSCILLATOR
12MHz OSCILLATOR
GROUND
TV POWER ON(H)
NOT USED
12MHz CLOCK START(H)
LC OSCILLATOR
LC OSCILLATOR
NOT USED
DEGAUSSING ON(H)
DVD POWER ON(H)
GROUND
NOT USED
TV SIGNAL(L)
NOT USED
VDD (+5V)
NOT USED
NOT USED
COMPOSITE VIDEO
NOT USED
OSD H-SYNC
OSD V-SYNC
BLANKING PULSE
SPEAKER MUTE(H)
OSD-B
OSD-G
OSD-R
DVD SERIAL DATA 0
DVD SERIAL DATA 1
DVD SERIAL CLOCK
DVD RESET(L)
TUNER(H)/LINE(L)
COMPOSITE(H)
I2C SERIAL CLOCK
I2C SERIAL DATA
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
POWER DOWN(L)
AUDIO SW CONTROL A
AUDIO SW CONTROL B
POWER ON(H)
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
GROUND
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
VDD (+5V)
VDD (+5V)
OVER CURRENT DETECT(H)
-
-
-
-
-
-
100P[JC]
C6032
*
WA5
L6001
IC6005
C0EBJ0000080
456
123
DVD_SCK
PT
R6403
COMPOSITE_H
IIC_DATA
PTR6015
1500
R6120
11K[F]
R6316
22P[JC]
C6002
OSD_B
2200
R6054
2SD601A0L
Q6003
PT
R6116
MA2C165001VTD6006
47/6.3V
C6008
L6406 0
3300[F]
R6302
PT
C6034
LSSK0065
IC6004
1234
5678
2200R6064
10K
R6115
L6405 0
V_PULSE
PT
R6124
TP6007
PT
EVQ21405R
SW6302
WA7.5
TP6009
1K
R6039
J6401
WA5
IIC_CLK
82PC6408
R6129
22K
4700R6514
22K
R6112
2SB0709A0L
Q6005
HOST_DATA
0.1
C6010
H_RDY
PT
C6009
2200R6062
EVQ21405R
SW6308
IC6001
C2CBHG000160
12345678910111213141516171819202122232425
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
2627282930
76 77 78 79 80
PT
C6026
2200R6063
TP6013
TP6101
PT
22KR6043
PTC6411
100/6.3V
C6007
TP6106
PT
5600[F]
R6303
1000P[KB]C6405
3300
R6119
H0A120500003
X6001
TV_POWER_ON_H
4700R6512
4R7M
R6118
V_MUTE_H
D_RST_L
PTC6412
AUDIO_MUTE_H
PTR6016
0.01
C6005
47KR6123
0.01
C6030
EVQ21405R
SW6303
1M
R6086
PT
C6004
0.033[KB]
C6404
PT
C6011
2200[F]
R6301
2200R6513
H_PULSE_INV
D_RDY
PT
Q6004
LINE_SD_L
CC_VIDEO
PT
R6404
VOB
18K
R6113
DEGAUSS_H
PTR6402
L6404 0
*
4R7U
L6402
560P[JC]
C6406
*
100U
L6401
R6130
2200
EVQ21405R
SW6307
V_CHIP_MUTE_H
SW+5V_VIDEO
330/6.3V
C6001
PT
C6035
OSD_R
220
R6122
3300
R6034
4700R6511
R6317
11K[F]
1KR6060
TP6111
PT
470R6017
PT
C6033
18P[JC]
C6003
1M
R6401
390
R6114
100/6.3V
C6402
TP6104
PT
L6403
0
220
R6121
PT
C6031
0.1
C6401
2SD601A0L
Q6006
MA2C165001VT
D6004
PTC6413
0.01
C6016
*
56
R6117
10KR6078
TNR_H
WA7.5
TP6008
PTC6414
100P[JC]
C6409
PT
R6174
0.1[KB]
C6006
PT
TP6099
470
R6056
PT
C6027
OSD_G
EVQ21405R
SW6301
DVD_DATA
1KR6006
100R6012
0R6014
PTR6022
PTR6023
1KR6025
1KR6026
1KR6027
1KR6028
1KR6029
1KR6041
1KR6042
1KR6047
1KR6048
1KR6051
1KR6058
1KR6059
PTR6061
560R6065
560R6066
1KR6067
1KR6068
1KR6069
1KR6070
0R6071
100R6072
2200[F]
R6306
3300[F]
R6307
3300[F]
R6312
22K
R6036
MA2C165001VT
D6005
1KR6081
10KR6085
PT
C6012
R6318
11K[F]
10KR6089
R6517
22K
1000P[KB]
C6403
MA2C165001VT
D6003
R6098 PT
100/6.3VC6036
PTR6520
PTR6519
J6001
PT
J6002
WA5
2200[F]
R6311
MA2C165001VT
D6009
R_TNR_AFC
5600[F]R6313
EVQ21405R
SW6318
1KR6080
1KR6079
D6002
MA2C165001VT
D6008
PT
R_OUT
P6001
1
IIC_CLK
2
IIC_DATA
3
IIC_JIG_L
4
GND
5
R_OUT_ADJ
D6007 PT
ESD_GND
V_MUTE_2_L
F_LINE2/R_LINE1
5600
R6518
0.1[KB]
C6407
2200
R6515
R6095
10K
10K
R6093
1KR6090
10K
R6035
PTR6073
D6010
MA2C165001VT
R6408
PT
0R6522
100R6516
EVQ21405R
SW6309
DVD_POWER_ON_H
POWER_ON_H
UNSW+5V_SYSCON
PTD6011
47KR6175
10KR6005
PT
C6105
IIC_GND
P6301
7
6
5
4
3
2
1
PT
R6050
0.01
C6037
A_CTL_A
OVER_CURRENT_H
SOS_L
A_CTL_B
SDA
DVD
VSS
P_ON_H
TTL
POWER
DVSS
TTL
P_DOWN_L
CH_UP
CAP_F/R
OPT
MTS_MODE
VDD_OSD
C_FG_IN
A_CTL_A
NUA
POS_4
KEY_2
AVDD_AD
CH_DOWN
V_REF_IN
AVSS_AMP
AVDD_AMP
WP
CTL_OUT
TNR/YCA//(750KHz)
SKIP-
POS_1
S_TAB_L
LC_OSC_IN
X_OUT
CTL+
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
SKIP+
B
UNLD_H
OSD_V
KEY_0
A2
VSS_OSD
TTL
T_PHOTO
R
V_REF_OUT
A1
D_RST_L
CV_IN(EDS)
TL
HSW
POS_2
CTL-
D_DAT_IN
IIC_CLK
X_IN
BLK_H
SLEEP_LED
ANGLE_LED
12M_START_H
SCL
S_PHOTO
CYL_EC_PWM
HLF
COMPO_H
SOS_L
A_MUTE_H
VOL +
V_L_PLS
OSD_H
VOL -
H_DAT_OUT
G
IR
TR_ENV
A0
CAP_EC_PWM
D_SCK
DTS_AFC
HF_HSW
A_CTL_B
IIC_DAT
VDD
CTL_AMP_REF
ON_T_LED
(1/4W)
KEY_1
[2Kb]
Y_PFG_IN
POS_3
DVDD
DEGAUSS_H
DVD_PON_H
TV_P_ON_H
IIC_JIG_L
HF_PLAY_H
SP_MUTE_H
TNR_H VCH_MUTE_H
CRSS_L
DEFEAT_H
F_LINE2/R_LINE1
V_MUTE_2_L
V_MUTE_H
H_RDY_L
LINE_SD_L
(CV_OUT)
D_RDY_L
A_DVD_H
TNR/LINE
(no use)
(NO CONNECTION)
TNR_SD_L
TNR_LOCK_L
UNSW+5V_SYS
KEY_IN_2
IR
KEI_IN_01
KEY_IN_0
ON_T_LED
GND
[1/10W]
(RESET)
SWITCHING
POWER ON-ON
SWITCHING
POWER ON-ON
SWITCHING
POWER ON-ON
1TO M II
TO M III,M IV 2
TO M IV 3
TO M IV 4
TO M II 5
TO M IV 6
TO M V 7
TO M V 8
TO M II,M III 9
10TO M II
11TO M III
12TO M II,M III
13TO M II,M III
P6001 IS USED
FOR ADJ0STMENT
AT FACTORY ONLY
14TO M II
15TO M II
16TO M II
17TO M II
18TO M II
19TO M II
20TO M II
21TO M II
22TO M II
23TO M II
24TO M II
25TO M II
26TO M II
(EEPROM)
SYSTEM CONTROL/OSD/CCV
MICROCONTOROLLER
TO M III27
TO M III28
TO M II29
TO M II30
31 TO M III
TO M III32
TO M II33
TO M II34
TO M II35
TO M III36
TO M II37
IC6001
RESET
DVD_H/REC_L
TO OPERATION
C.B.A.P6302
RESET
LSSK0066 A,B
C,D,E
PV-20DF25 / PV-27DF25 / PV-27DF5 / PV-20DF25-K / PV-27DF25-K
32
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