Panasonic PV-D4742 Service Manual page 101

MAIN II (SIGNAL PROCESS/AUDIO) SCHEMATIC DIAGRAM
REC VIDEO SIGNAL PB VIDEO SIGNAL REC AUDIO SIGNAL
(MECHA GND) P3551
GND 1 W/SQPB PT
R3153 C3155
L3003
PT Q3152
PT
P3506 WA15 PT
PT
SQPB R3155
Q3151
GND 1 PT EQUALIZER PT
P3505 SQPB
L3152 C3154
EQUALIZER
PT
PT PT
GND 1
C3151
L3151
P3504 PT
PT
PT
C3152 C3153 R3154
GND 1
R3151 PT PT PT
PT
P3503 R3152
PT PT
GND 1
PT
C3020
(FRAME GND) P3502
C3156
PT
PT
GND 1 L3013
PT
C3019 R3022
56P 1500
TO M I
50 AT_ENV
TO M I
41 ROTA_SW
C3014
C3021
0.1
0.22
TP3005
PT
30
TP3002
C3015
WA15 0.1
31
32
TO M I
39 ENV_DET 33
UPPER CYLINDER UNIT C3519
34
1000P
VIDEO LP/SLP PIN P3501 C3518 C3515
L3507 35
L HEAD
100U 0.1 100/6.3V
1 4/6H(L) 1 L3504
36
VIDEO LP/SLP
2 4/6H(F) 2 PT C3508 0.1 PT
R HEAD
37
3 4/6H(R) 3
C3512 R3504 R3508 PT
VIDEO SP C3507 0.1
4 2H(R) 4
R HEAD PT PT 38
5 2H(F) 5 C3506 0.1
VIDEO SP L3503 C3511 R3503 39
6 2H(L) 6
L HEAD PT R3507 PT
7 PT PT C3505 0.1
7 HIFI(L)
40
HIFI AUDIO HIFI(F) 8
8
L HEAD L3502 4HD
HIFI(R) 9 41
9
PT C3504 0.1
HIFI AUDIO
R HEAD 42
C3510 R3502 R3506 PT
C3503 0.1
TO M IV 60 HIFI_HEAD_R PT PT 43
C3502 0.1
TO M IV 61 HIFI_HEAD_F L3501 C3509 R3501 44
PT R3505 PT
PT PT C3501 0.1
TO M IV 62 HIFI_HEAD_L
45
L3505 PT
46
L3506 100U
47
48
TO M I 31 H_SW
49
TO M I
40 H_A_SW 50
J3503 C3516 C3517
WA5 PT 0.1
C3514
C3513
100/6.3V 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 76 77 78 79 80
PT
R3013 R3014
PT PT
R3015 R3016 TP3006
PT PT PT
TO M VI 63 MA_AUDIO
R4104 R4101
PT PT
TP4101
PT
J4101
T4101
PT
R4102 TP4102
EIQ7QF018Q
PT
33K
L4101 3 4
R4030
470U
WA5 C4102
TO M I 3 D_REC_12V 2 5
5600P J4102
D3008 R3006 PT
1 6 C4101
WA5 1500
C4103
PT
TO M IV Q4101 TP4103
64 HIFI_D-REC_5V 0.01
C4106
2SD601ARS PT
R3007 22/16V
1500 (BIAS OSC)
R4103
C4104
0.01 15K
J4103
WA5
FULL ERASE FULL ERASE
HEAD HEAD
AUDIO CONTROL/ERASE
HEAD UNIT
PB AUDIO SIGNAL CAPSTAN SERVO
L3016
PT
33U R3019 R3020
L3101
PT PT
100U
PT R3025 R3026
TP3010 C3109 100/6.3V
PT PT
PT C3102
TP3101
0.1
C3036 0.1 C3105 0.01
PT
C3030 100/6.3V
PT C3107
C3017
4 3 2 1 PT
1/50V GND VDD
FL3001
AMP AMP
CLOCK IC3101
PT
DRIVER
MN3885S C3043
1 2 3
CCD 1H CCD 1H CCD 1H 0.01
DELAY
R3011 DELAY DELAY
PT
L3014 5 6 7 8
39U
TP3103 C3106
C3035 PT 0.01
C3101
56P
1/50V
C3104 C3108 TP3102
C3029 C3018 R3101
0.01 1000P PT
C3034 0.1 180P PT
0.22 TP3151
PT
TP3008 R3023
PT 0
C3022
PT
R3024 0.1
PT
C3023
100/6.3V
29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
100
C3033 47/6.3V
99
98
C3037 22/6.3V
97 R3029 1.2M
96
C3039 8200P
95 R3031 470K
TP3011
94
PT
93
92
IC3001 91
NN13400A
90
VIDEO/AUDIO C3045 0.47
PROCESS/HEAD AMP 89
R3052 PT
88
R3051 PT
87
C3044
86 0.47/50V
85 TP3004
PT
84
83
C3049 0.1
82
81
R3035 C3052
10K 0.01
C3053
0.47/50V
R4001
X3010
10K
VSXS0195-T
C4011 R4005
R4002 C3059
8200P 2.2M C3056
PT
330K 1/50V
R4007
820 C4007 W/ 2HD
C4004
22/6.3V
0.01 C4012
R4003 R3039 R3037
1/50V
220 C4009 3300 4700
R4028
C4005 10/16V
0
22/6.3V R4008 HIFI/NOR TP4011 R3040 C3062 R3038
22K R4010 PT 6800 0.1 6800
C4006 R4004 47K
1000P 33K
R4011 TP4002 PT
WA10
6800
R4012
NOR/HIFI
6800
Q4001
R4009 R4017 C4017
2SB1218ARS
PT 100 0.01
AUDIO L4002
Q4002
DELAY REC 2SD1819ARS WA5
ON-OFF AUDIO
C4013 C4015
DELAY REC
100/6.3V PT
R4014
ON-OFF
4700
Q4003
2SD1819ARS
R4015 AUDIO
2200
DELAY REC
ON-OFF
NOTE:
PARTS ENCLOSED IN DASHED LINES MARKED "PT" ARE NOT USED.
PT
L3871
R3875
6800 WA5
R3001 75
R3008
C3871 C3872
Q3003
220 PT PT
D3007 D3006 2SD601ARS
MA4047 MA4047
(BUFFER)
(4.7V) (4.7V)
Q3002
R3012 R3030
R3009
2SB709ARS R3049 100K
PT 330
220
J3013 (BUFFER) C3002 56K R3018
WA27.5 R3874 10/16V Q3005
Q3875 0
2SB709ARS
470 2SB709ARS
(AMP)
(BUFFER)
L3019
J3014 Q3006
BK1608LM252T
PT Q3004 PT
2SD601ARS R3021 J3001 (BUFFER)
R3060
560 WA5
(AMP)
0
C3005
C3072 R3005 R3017 R3098
10/16V
PT 1K
27K 1K
C3073 R3032
100P 22K
J3012 R3094 C3074
PT
PT PT
R3095
PT
C3031
2.2/50V
W/ CNR
PT
C3032
2.2/50V L3203
TP3401 PT
PT C3218 C3219 R3204 R3207 R3209
C3038
PT PT PT PT PT
2.2/50V
Q3202
PT
W/ AV-FRONT (AMP)
Q3201
PT
(AMP)
PT
C3220 R3206 R3210
R3042 0
0 0
PT
R3205 R3208
C3215
PT PT
L3201 0.01
100U
C3217 C3216 IC3201
0.01 10/16V TA8898AN (CNR)
1 GND1 VCC 20
C3201 4.7/50V
APC_DET R3202
C3051 C3050 L3018 2 19
6800
100/6.3V 0.1 47U Chroma IN
DOC IN
3 18
MODE_SELECT R3203
C3202 1/50V 10K
J3011 4 AGC_DET NR_CONT 17
WA5
C3203 0.01 C3214 0.1
5 Chroma OUT f0_AdJ 16
C3204
0.01 CCD_IN
6 DL_IN 15
C3213
0.01
CCD_OUT
7 GND2 14
L3202
68U C3212 0.01
VDD VOB 13
8
R3406 R3408
C3206 C3205
33K 1800 C3207 0.01 C3211 0.1
10/16V 0.01
9 CK Comp VGG 12
J3403
PT C3208 0.01 C3210 4700P
10 CK IN PLL FIL 11
R3403
C3209
PT R3201
820 0.01
Q3402
2SD1819ARS
C3404
(AMP)
0.01
R3411
R3407 R3409 U7001 UHF/VHF TUNER/TV DEMODULATOR UNIT
1500
15K 2200
C3415
0.01
PT
23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8
C7010
1000P
L7001 L7002
WA5 0
L7003
C7001
100U
100/6.3V
C7020
PT
NOTE:
NOTE: For placing a purchase order of the parts,
C3009
10/16V
TP3001
IC3002 WA7.5
R3058 R3043 R3047 R3054 R3002
R3048
BU4053BCF
22K 100K 330 56K 560
(INPUT SELECT) 0
R3103 R3003
H Q3001
Q3008 100
1 VDD 16 0 2SB709A
2SB709ARS
(BUFFER)
L (AMP) R3055 C3312
Q3007
2 15 Q3009
R3056 27K PT
2SD601ARS 2SD601ARS
R3045 560 (AMP)
3 14 (BUFFER)
470
R3061
H R3057
H 0
470
4 13
R3059 L
L
0 C3007 PT C3075
5 12 PT
C3008
C3071
10/16V
PT
6 MUTE 11
R3044 R3046 R3050
SW 22K 1K 1K
7 10
CONTROL Q3011
C3006
PT UN5212
8 GND 9
SWITCHING DVD
SELECT-ON
W/ PROGRESSIVE
L3602
100U
FL3601
PT Q3604
C3602 C3604 R3610
R3616
2SB709ARS
10/16V 0.1 330
0
(AMP)
IN GND OUT R3628
R3601
100K
1 2 3
56K
Q3601
Q3607
2SD601ARS
PT
J3601 R3607 (AMP)
R3655
(BUFFER)
R3666 PT PT PT
PT
C3610
R3629
J3608 R3667 C3609 R3602 R3622 10/16V
R3658 22K
0 PT 10/16V 27K
560 0
W/O PROGRESSIVE
R3611 R3617 R3625
1K 1K PT
L3603
100U
FL3602
C3603 C3605 R3612 Q3605 R3630
R3618
PT 0.1 330 2SB709ARS 100K
10/16V 0
(AMP)
R3603
Q3608
OUT1 GND IN1 IN2 GND OUT2 56K
Q3602 PT
1 2 3 4 5 6 2SD601ARS R3656
(BUFFER)
PT
J3602 R3608 (AMP)
PT PT
R3661 C3611 R3631
0 10/16V
R3623 22K
560
C3607 R3604
10/16V 27K
R3613 R3619 R3659 R3626
1K
1K 1K 2700
J3606 J3607
0 0
R3669
PT
ENG56717G1
L3601
100U
C3606 R3614 Q3606
C3601 R3620
2SB709ARS
10/16V 0.1 330
0
(AMP)
R3605
7 6 5 4 3 2 1
56K Q3603 Q3609
2SD601ARS PT
R3657
J3603 R3609 (AMP) (BUFFER)
PT
PT PT
R3624 R3660
560 1K
C7024
PT
C3608 R3606 R3615 R3621 R3627
10/16V 27K 1K 1K 2700
R7004
PT S-OUT
J3609 WA5
COMPONENT
Q3615
R3662
L3005 R3664 R3663
47K PT
WA5 PT PT
C3063 PT SWITCHING
R3653 V-MUTE OFF
C3064 PT SW3001
10K
Q3616
VSSS0142
PT
SELECT R3654
R3665
SWITCHING
22K Q3617
PT V-MUTE OFF
PT
SWITCHING
TP3605
V-MUTE ON
PT
TP3606
PT
MAIN II (SIGNAL PROCESS/ AUDIO) SCHEMATIC DIAGRAM
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
be sure to use the part number listed in the parts list.
Do not use the part number on this diagram.
L3001 47U
SW12V 1 TO M V
C3004 C3003
0.1 47/16V
JK3001
C3001 R3004 L3002
LSJH0028
470/6.3V
75 0
OUT
D3005 TP3009
PT PT
VIDEO
D3003
PT
R3041 IN
D3001
75
PT
D3002
PT
OUT
AUDIO(L)
IN
C4022
PT
OUT
AUDIO(R)
IN
80 TO M IV
VCR_12V/DVD_L
JK3003
LSJJ0181
S-VIDEO OUT
C3632 1
L3608 R3643 R3648 L3610
100U 470/6.3V BK1608LM252T Y OUT
470 0
3
C3623 C3630 0
D3601
L3615
10/16V 0.1 5
MA4047
1U
(4.7V)
Q3610
C3637
2SB709A 6
C3625 R3638 150P D3602
L3611
100 (BUFFER) MA4047
PT 0
(4.7V) 4
C OUT
2
L3609 C3633 R3649
R3644
100U 0.1 75
470
C3624 C3631 D3603
10/16V 0.1 MA4047
Q3611 (4.7V)
2SB709A
D3604
C3626 R3639 (BUFFER)
100 MA4047
PT
(4.7V) TO M IV
HIFI_R_OUT_2 81
TO M IV
HIFI_L_OUT_2 82
JK3004
LSJH0062
L3605 R3645 C3634
R3650
470/6.3V
100U 470 BK1608LM252T
AUDIO(L) OUT2
C3614 C3617 R3632 0 D3605
10/16V 0.1 100K R3640 L3616 MA4047
1U
100 (4.7V)
Q3612
C3638
2SB709A AUDIO(R) OUT2
C3620 R3633 C3627
150P D3606
(BUFFER) L3612
10/16V 27K PT MA4047
0
(4.7V)
Y(GREEN)
C3635
L3606 R3646 R3651 L3613
100U 470 470/6.3V 75 0
C3615 C3618 R3634
D3607 PB/CB(BLUE)
0.1 100K
10/16V R3641 MA4047 L3614
100 Q3613 (4.7V)
0
2SB709A
D3608
C3621 R3635 C3628 (BUFFER)
PR/CR(RED)
10/16V PT MA4047
27K
(4.7V)
L3607 R3647 C3636 R3652
470/6.3V
100U 470 75
C3616 C3619 R3636 D3609
10/16V 0.1 100K R3642 MA4047
Q3614 (4.7V)
100
2SB709A
D3610
C3622 R3637 C3629 (BUFFER)
MA4047
10/16V 27K PT
(4.7V)
LINK TO VOLTAGE CHART
LSJB2015
PV-D4742