Panasonic DMR-E75VP Service Manual page 88

DMR-E75VP
A
B < REG.5V >
R3035
2200
C5005 C5006
0.1 6V100
A8
C5007 0.1
L5001
68u
REG.5V
C5004
0.01
A6
A5
C5003
0.01
A4
C5002
0.01
A3
A2
C5001
0.01
A1
C4013
C4012
0.01
50V4.7
R4007 C4011
10K 0.01
C4009 R4004
6V33 270 R4008 330K
C4008
50V3.3
B1
R4003 C4004
C4007
15K 1800P
1800P
R4006 C4006
15K 50V4.7
B22
C4005
6V22
IC3001
C1AB00001838
(VIDEO/NORMAL AUDIO PROCESSOR)
L4001
< REG.5V >
C
< ANA 5V >
D
E
F
13 14
A7 A26 A25
R3009
15K
VIDEO ENVE
C3030
TW3001
0.022
C3028
50V4.7
80 79 78 77 76 75 74 73 72 71
LOGIC
CTL
CR DET
81
HEAD SW
82
CCD
CONT
COLOR
R
LEVEL
DETECTOR
83
P
P/R
84 ENVDET HPF
VCC(5V)
85
MIX LEVEL
B.E
ADJUST
SP2
86
CH2
REC
+
SP2
MUTE
CH1
87
SP1
P/R
88
GND
SP1 VCA
EXT
89
INT
EP2
90
SP
EP2
CH2
91
EP
CH1
EP1
EXT INT
AUDIO
92
VCC(5V)
EP1
93
P
FH
94
TRAP R
SP ON
PREAMP
95
R P
REC ON
REC
FILTER
96
FM MOD
EP ON
97
FO/DEVADJ
VCA
DET
REC
98
MAIN EMPHASIS
EQ
CARRIER OFFSET
W.C/D.C
A-
99
GND
100
BAND
GAP
1 2 3 4 5 6 7 8 9 10
C4017 C4019 C3002
R3002
35V10 35V10 0.1
6200
R3001 C3001
R4012 R4011 1500 150P
22K 15K
B10 B11
DMR-E75VP Video Section (Main P.C.B.(3/3)) Schematic Diagram (V)
15 16 17
A41
C3029 C3034
50V0.47 50V2.2
C3031
0.033 L3006
R3013 R3014 C3032 C3033
12u
10K 1K 50V4.7 0.1
70 69 68 67 66 65 64 63 62 61 60
C VCC
(5V)
X-TAL
DOWN
VCO/OSC
CONV
2FSC
REC PB REC ACC ACC
KILLER DISCRI
APC APC AFC DET SW
APC
P
SW
R
CLPF1 CLPF2
P R
C-ACC
CHROMA
C.K +
ACC
4PHASE
P R
C-ACC
FEC
TRAP L-DET
MAIN MAIN
+
CONV1 CONV2
R
P R R P
R
FH HPF
P
CTL TRAP
P
REC TRAP C-D 4.43PAL
HiFi TRAP DELAY MPAL
P R
DELAY
2MLPF
ACC
HPF
R
SD SD
P
DELAY
Y-LPF
SQPB SQPB
R
P-EQ
S-DET
N.L.
ET LPF DEH
EMPH
HP-NC
629 FM
G-EQ PC
TRAP AGC
TRAP-NC
DO
DET
R
VIDEO AGC
DET DLIM
ATP
DEMO
P
SUB
LPF
R
REC FBC+ALC
PB AGC+APL
ATT
-4dB
MAIN
P R
DE EMPHASIS
ATT ATT ATT ATT
-6dB -10dB -10dB -10dB
11 12 13 14 15 16 17 18 19 20 21
C3003 C3005 C3006 C3007 C3048 C3008 C3009 C3010
0.1 22P 0.1 1 1 50V4.7 1 1
L3002
R3032
270u
3900
R3022
3300
B9 B28 B33 B34 B2 B29 B32
18 19 20
88
< REG.5V >
C3038 C3040
C3025
4P 0.01
0.01
C3041
0.01
C3039
50V1
59 58 57 56 55 54 53 52 51
LC-VCO GND CCD CCD
(5V) GND VCC(5V)
CLOCK
DRIVER CCD
LCVCO
VCC 50
(5V)
Y-CCD 49
CHROMA
ACC DET
MODE
48
CONTROL
VCA
CCD
VCC 47
(5V)
CCD
LPF C-CCD 46
CCD SECTION
45
P
44
PILOT PILOT
B.D
ADD ERASE
43
BPF
42
41
40
C3020
50V3.3
SECAM SVHS+L-SECAM
DELAY 39
N.L SQPB
+SSEQ
DE-EMPH EQ
LPF C3019
0.1
SVHS+L-SECAM SQPB 38
SQPB
GCL 37
P
C3074
0.1
R YNR 36
P
DO
C3017
0.1
GCL 35
FEED BACK
R DO/REC
CLAMP
VIDEO ALC CLEAR
SYNC
34
33
C3015
1
32
SQUE-
V-AMP
LCH
31
GCL
Y-VCC
(5V)
22 23 24 25 26 27 28 29 30
C3014
C3050
0.1
0.1
L3003 C3011 C3012
27u 0.1 6V47
B16 B17
DMR-E75VP Video Section (Main P.C.B.(3/3)) Schematic Diagram (V)
21 22 23
E
A
< REG.5V >
C3024
330P
R3030 L3004
6.8M 68u
C3021
35V10
C3023
0.01
K3016
0
< REG.5V >
C
< ANA 5V >
D
E
F
24