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MAIN II (SIGNAL PROCESS/AUDIO/DEMODULATOR) SCHEMATIC DIAGRAM
11
REC VIDEO SIGNAL
PB VIDEO SIGNAL
REC AUDIO SIGNAL
I2C SERIAL DATA
6
TO MAIN I
I2C SERIAL CLOCK
7
3.58MHz(IC3001)
65
10
TO MAIN III
KILLER DET
66
LINE VIDEO
67
TP3007
C3009
4.7/25V
4
3
2
1
GND
VDD
AMP
AMP
CLOCK
DRIVER
IC3201
9
CCD 1H
CCD 1H
TP3212
DELAY
DELAY
C3231
5
6
7
8
1/50V
C3235
Z
R3231
0.01
V-LOCK PULSE
12
V-SYNC
27
TO MAIN I
VIDEO
28
8
UNSW+5V(VCJ)
68
C3007
WF18
100/6.3V
TO MAIN III
TP3001
C3015
R3038
47/6.3V
2200
PB VIDEO
69
R3036
Q3001
C3027
1K
2SB709A
0.01
R3037
7
(BUFFER)
C3057
0.1
1K
C3056
0.1
Z
WF4
R3003
WF3
C3016
10/16V
R3016
120
TP3008
6
C3008
TP3004
180P
C3055
0.1
WF16
Z
R3022
R3021
WF17
R3023
5
Z
R3039
R3029
Z
150
R3040
TP3005
C3004
0.01
ENVELOPE VOLTAGE
49
4
TO MAIN I
ROTARY SW
46
C3013
C3024
C3018
0.22
0.1
Z
Z
R3083
C3083
0
3
C3010
C3082
R3086
0.01
220
3300P
R3017
L3001
L3002
C3011
R3085
330
39U
100U
Z
Z
TO MAIN IV
UNSW+5V(VIDEO)
70
2
1
A
A
A
B
C
PB AUDIO SIGNAL
L3231
220U
C3236
C3234
C3025
0.1
47/6.3V
0.1
MN3885S
TP3009
CCD 1H
TP3010
R3077
DELAY
100
C3232
C3237
1000P
0.01
Z
R3010
Z
C3001
C3005
IC3001
AN3479FBP-A
VIDEO/AUDIO
C3006
PROCESS
0.1
C3044
0.01
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
VCC
GCA
ACC
AGC
COLOR
ACC
VCC
GCA
DET
DET
KILLER
DET
DET
WF1
DET
I2C
22
V REG
84
TUNER
APC LPF
LINE
WF2
CONTROL
23
CLAMP
83
24
CLAMP
REC
3.58MHz
82
SYNC
25
Y/C
SEPARATION
81
PB
MIX
C3050
26
SIDE LOCK DET
80
CLAMP
2.2/50V
27
FSC
79
C3043
3900P
GND
28
AFC
78
PB
REC
PB
REC
R3032
29
GND
77
1200
YNR
30
76
REC/PB CHROMINANCE
REC/PB LUMINANCE
MAIN
SIGNAL PROCESS
SIGNAL PROCESS
31
AUDIO MUTE(H)
75
EMPH.
32
GND
74
CLAMP
WF10
C4014
33
73
MUTE
C4008
PB
REC
1/2 VCC
34
LINE
72
C4020
PB
REC
TUNER
35
71
AGC
PB
AGC
WF9
DET
36
AGC DET
70
REC
C4009
MAIN
LINE
37
69
DE-EMPH
AMP
WF12
MAIN
PB
38
VCC
68
LP/SLP-ON
DE-EMPH
C4010
39
67
Y/C
L4001
ATENVELOPE
40
MIX
66
DETECTER
REC
REC-ON
41
AMP
65
C4012
SP/LP-ON
42
GND
64
1/50V
SLP-ON
REC-OFF
PB
AMP
RF AGC DET
VCC
GND
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
C4007
Z
WF11
TP3003
22/6.3V
C4001
C3022
0.22
0.22
C4002
C4003
R4001
1/50V
2700P
10K
WF13
C4006
R4004
L3005
1000P
33K
R3024
33U
R4002
330K
470
C3023
68P
C4004
0.01
R4003
R3004
R3014
Z
220
TP3006
C4005
R3005
R3015
22/6.3V
Z
Z
Z
R3081
J3008
WF19
Q3003
TP3002
Q3002
SWITCHING
2SD601A
PB-OFF
C3081
(AMP)
0
R3082
Z
R3084
1K
D
E
F
G
JK4701
VIDEO
AUDIO(L)
D3091
D3092
U7001 ENG36706G
Z
ENG36709G B
Z
Z
D4701
D4702
D4711
R3091
75
R4701
D4712
560
TP4706
2
1
3
4
C7002
1000P
Z
L3007
C3036
C3053
C3037
0.1
0.01
J3002
Z
Z
C3002
X3001
A
R3043
R3087
3900
5.6K
A
680K
B
C3003
Z
R3044
0.1
6800
R3088
L3010
47U
R3046
R3045
C3047
C3048
6800
2200
100/6.3V
0.1
A
C3046
R4010
R4021
2.2/50V
47K
47K
1/50V
5
4
47/6.3V
FL4051
1/50V
TP4003
VLFS0014
1
2
3
R4052
10/16V
560
L4002
100U
0.033
C4013
R4009
R4011
R4018
C4018
R4006
C4015
47/6.3V
47K
6800
6.8K
A
15M
0.01
680
Z
12K
B
R4008
C4011
27K
0.01
R4175
R4172
WF14
R4007
1K
1K
820
TP4002
R4051
C4051
R4005
39K
0.033
2.2M
Q4171
D4171
R4173
2SD601A
2200
MA165
L4004
SWITCHING
22U
BEEPER ON-ON
L4003
R4102
180K
Z
T4101
R4101
VLTS0367
56K
L4101
4
3
R4012
470U
C4102
6800
5
2
5600P
C4105
/100V
6
1
C4106
Q4001
22/16V
Q4002
2SB709A
2SD601(RS)
Z
AUDIO
AUDIO
R4014
DELAY REC
4700
DELAY REC
C4103
ON-OFF
ON-OFF
Q4101
0.01
2SD601A
Q4003
R4103
(BIAS OSC)
2SD601(RS)
15K
R4015
AUDIO
2200
C4104
DELAY REC
0.01
ON-OFF
C3041
0.01
76
1
2
58
35
31
1 2
3
4
5
6
7
8
9
10
11
A
B
H
I
J
K
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
A
UHF/VHF TUNER/TV DEMODULATOR UNIT
5
7
11
12
16
24
6
8
9
10
13
14
15
17
18
19
20
21
22
23
25
R7007
1K
R7006
270
L7002
10U
C7010
R7005
0
10/16V
C7006
C7009
1000/6.3V
Z
Z
R7004 1K
C7001
R7003 1K
R7002 1K
R7001 1K
Z
C7008
C7007
C7003
C7004
C7005
0.01
1000P
Z
C4171
1/50V
R4171
15K
R3301
5600
C3301
C3302
C3303
0.01
2.2/50V
Z
Z
Q3301
C3305
2SD601A
R3303
(INVERTER)
R3305
R3307
5600
Q3302
R3302
(INVERTER)
Q3303
C3304
15K
Z
(COMPARATOR)
R3310
R3309
R3304
R3306
C3306
C3307
R3308
Z
R4524
R4523
C4522
39K
0
Z
IC4501
LA4285
(TV SOUND OUTPUT)
DC VOLTAGE
OUTPUT AMP
TP4507
CONTROL
GND
GND
VCC2
1
2
3
4
5
6
7
8
9
10
R4521
4.7/1W
C4506
C4524
C4521
47/16V
0.01
1000/25V
R4502
C4502
TP4505
10/16V
1K
C4508
220/16V
R4504
C4501
C4510
82K
R4509
Z
10
C4504
C4509
4.7/25V
0.047
Z
R4591
680
C3054
R4592
680
R4593
680
R4594
680
D4591
RD9.1EW
(9.1V)
D4592
12
44
45 43
11
RD9.1EW
(9.1V)
B
L
M
N
COMPARISON CHART
OF MODELS & MARKS
MODEL
MARK
PVQ-2511
A
PV-C2541
B
Not Used
Z
71
TUNER VIDEO
TO MAIN III
29
FM MODE(H)
60
FM SIGNAL(L)
51
AFC
53
TUNER SIGNAL(L)
TO MAIN I
22
PLL LOCK(L)
8
SERIAL CLOCK
9
SERIAL DATA 0
21
DTC CS(H)
72
UNSW+30V
TO MAIN IV
P7001
1
ESD GND
P7002
1 FM ANTENNA
TO MAIN IV
79 SW+5V(VIDEO)
ADVANCE VIDEO HEAD
20
SENSOR SYSTEM(H)
10
BEEPER
34
AUDIO HEAD
TO MAIN I
25
V-PULSE
26
H-PULSE
73
H-PULSE
J3301
TO MAIN III
74
V-PULSE
42
AUDIO MUTE(H)
36
BEEPER ON(H)
TO MAIN I
18
TV VOLUME CONTROL
TP4501
75
DC+16V
TO MAIN V
P4591
(TO SPEAKER)
1
GND
2 AUDIO OUT
TP4591
JK4591
EARPHONE
JACK
LINK TO SIGNAL WAVEFORM
LINK TO VOLTAGE CHART
VJBS3102
O
P
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