Video Section (Main P.c.b.(3/3)) Schematic Diagram (V) - Panasonic DMR-E75VP Service Manual

22.6. Video Section (Main P.C.B.(3/3)) Schematic Diagram (V)

TO CYLINDER UNIT
P3001
LP/EP R 1
LP/EP COM 2
H
LP/EP L 3
SP R 4
SP COM 5
SP L 6
AUDIO HEAD L 7
AUDIO HEAD COM 8
AUDIO HEAD R 9
A AUDIO HEAD R
A AUDIO HEAD COM
A AUDIO HEAD L
S VIDEO HEAD SW
S TRK ENV
G
A DVD TUN VIN
A L1 DET
A AUDIO L1 IN L
A AUDIO L1 IN R
A CPN C IN1
A CPN Y IN1
F
S IIC CLK
S IIC DATA
S L2 DET
S CPN C IN2
S CPN Y IN2
S OSD VIDEO OUT
S DVD OUT H
S IECOUT
R3734
0 C3753
K3006
22P
0
S SYS GND
S REF GND
S OSD GND
S D GND
A AUDIO HEAD GND
E
A FM GND
A V GND
J1
VEE0U97
R3727
680
A DVD AUDIO OUT L
A AUDIO MIX L OUT
S MUTE L
R3730 680
A DVD AUDIO OUT R
D
A AUDIO MIX R OUT
R3957 470
A AUDIO LINE OUT R
R3956 470
A AUDIO LINE OUT L
S CTL HEAD(-)
S CTL HEAD(+)
R2099 6800
TO A/C HEAD C2099 680P
P4002
CTL HEAD(+) 6
CTL HEAD(-) 5
A.HEAD(R) 4
A.HEAD(W) 3
GND 2
AUDIO ERASE IN 1
C
TO FULL ERASE HEAD
P4001
FULL ERASE OUT 2
FULL ERASE IN 1
B1
B2
S VIDEO L2 IN B3
S V Y IN DM B4
S SLICER VIDEO B5
S CPNC IN DM B6
S L123 SW DET B8
A TUN VIDEO IN1 B9
A NORMAL AUDIO IN B10
B
A NORMAL AUDIO OUT B11
S DVD IN H B12
A MIX V OUT B13
S VTR P ON H B15
S ART V H N B16
R3053 2200
S VBI2
R3052 2200
S VBI1
S BIAS H
S COM MUTE
R3037
R3951
47K
2200
S KILLER
S D REC H
A A 5V
A
S X SW 5.8V
A S V REG 5V
S ANA 5V
S UNREG 6V
1 2
A41
A1
A2
A3
A4
A5 S SYNC DET A33
A6 S I2C5CK A34
S I2C5DT A35
S BPBOUT DM A36
S GPYOUT DM A37
S RPROUT DM A38
S COUT DM A39
S YOUT DM A40
A7
A8
A9
A10
A S FSC
A13
R3017
A14
1K
A15
A18
A20
A22
A23
R3023 1500
S AVR L
A25 S SQPB DET H
A26
A27
A28
A29
A30
A31
A32
R3735
0
Q3004
2SD1819A0L
(OSD VIDEO AMP)
S OSD VIDEO IN
R3031
330
Q3701
QR3701
2SD132800L
UNR511100L R3728 (AUDIO MUTE)
2700
(MUTE DRIVE)
D3701
MA3Z142D0LG
2
R3729
3 2700 Q3702
1 2SD132800L
(AUDIO MUTE)
QR3951
UNR511300L
(MUTE DRIVE) QR3952 QR3953
UNR521600L UNR521600L
(AUDIO MUTE) (AUDIO MUTE)
T4081
EQQ7QF027P
4 3
Q4081
B1AAGD000006
(OSC)
2
R4009
2.2
R4086
R4087 6 1
2200
2200 R4082
3300
Q4084
2SB0710A0L
(ERASE HEAD DRIVE)
QR4082
C4084
C4081 1800P
UNR221300L
0.068
(BIAS H :ON) L4061
C4083
220u
6V47
A5V
X SW5.8V
REG.5V
ANA 5V
3 4 5
C3044
0.1
Q3001
2SD1819A0L
(FSC)
R3021
2200
C3053
0.1
B17
B18
C3751
1000P
C3752
1000P
B19
B20
B21
C3045 C3018
10V220 1
C4082 R4081
470P 6800 8 7
B22 Vin
DRIVER
R4001
Q4001 1K IC3002
CURRENT
2SD114900L C0CBCDD00007
LIMITTER
(MUTE) (REG.+5V)
R4005
Q4002
1K REFERENCE
2SD1819A0L
Vout
(MUTE) 1 2
QR4801
C4201 C3073
UNR511100L
0.022 1
(D REC H :OFF)
6 7 8
87
S:Syscon/Servo/Timer Section(Page:
A:Hi-Fi Audio Section(Page: )
D
V:Video Section(Page: )
E
C3945
0.1
6 5 8 7 6 5
CONT
IC3903
BIAS
C1AB00001870
(DVD/VTR SELECTOR SW)
L H
THERMAL
SHUTDOWN
VTR DVD
1 2 3 4
GND
3 4
C3963 C3946 K3031
0.01 0.01 0
C3027
0.1
K3010 R3961
0 470
R3962
470
B15 B13 B12 B25
DMR-E75VP Video Section (Main P.C.B.(3/3)) Schematic Diagram (V)
9 10 11
DMR-E75VP
E
A
< REG.5V > B
L3005
27u
)
C
B28
B29
B32
C
D
E
F
12