Panasonic PV-DF2700-K Service Manual page 387

Tv/dvd/vcr combination
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TV PROCESS C.B.A.
Q5122 Q5123
Q5124
Q5104
P5302
MAIN LUMINANCE
BUFFER
BUFFER
BUFFER
/VIDEO
1
Q5125
Q5107
P5302
MAIN
BUFFER
LPF
BUFFER
CHROMINANCE
4
V1 1.1 Vp-p
A
0.5 V
20 µs
0.2 V
(WITH PICTURE IN PICTURE)
FROM VIDEO
SELECTOR
BLOCK DIAGRAM
Q5206
P5302
SUB VIDEO
BUFFER
7
V1 3.9 Vp-p
4
1 V
20 µs
+5V
IC5203
1
P5304
7
(FROM IC6001 (17))
2
2
I
C SERIAL DATA
8
Q5203
(FROM IC6001 (18))
P5304
5
I
2
C SERIAL CLOCK
9
3
6
IC5101 (3 LINE DIGITAL COMB FILTER)
V1 1.6 Vp-p
VM
0.5 V
20 µs
GENERATOR
Q5110
Q5118
Q5119
H-OUTLINE
LPF
BUFFER
CLAMP
BUFFER
A/D
18
COMPENSATE
3 LINE
/DELAY
COM
FILTER
20
A/D
DELAY
V1 0.84 Vp-p
V1 0.6 Vp-p
I
2
C
B
CONTROL
20 µs
0.2 V
20 µs
10
9
IC5201
(PICTURE IN PICTURE SIGNAL PROCESS)
Y
DELAY
CLAMP
V1 0.8 Vp-p
SYNC
SEPA.
0.2 V
20 µs
AFC
VERTICAL
Q5207
FILTER
Y/C
TIMING
BUFFER
CLAMP
A/D
8
/MUX
SEPA.
GENE.
DEMOD
R-Y
TINT
V-CHIP
B-Y
DATA
SLICER
RAM
Q5208
CLAMP
V/H SYNC
20
X5201
58
VCXO
VCXO
OSC
DRIVE
DRIVE
59
Q5202
DRIVE
22
2
I
C SERIAL
INTERFACE
DRIVE
23
Q5008
D/A
28
BUFFER
A
Q5108
D/A
BUFFER
22
B
Q5114
Q5105
Q5101
BUFFER
D/A
24
BUFFER
BUFFER
BUFFER
Q5109
Q5120,Q5121
NOT USED
FSC
AFC LEVEL
12
CONTROL
J5101
PHASE
SELECT
Y
DELAY
DELAY
DELAY
D/A
39
RAM
DEMUX
MIX
R-Y
LPF
ENCODER
D/A
37
B-Y
/MYP
LEVEL
DETECT
PHASE
BURST DATA
A/D
DETECT
SAMPLING
REC VIDEO SIGNAL
PB VIDEO SIGNAL
(WITH PICTURE IN PICTURE)
J5903
(FROM IC6001(56))
TUNER&VV(H)/LINE&DVD(L)
(WITHOUT PICTURE
IN PICTURE)
J5307
J5306
J5902
Q5214
CLAMP
53
BUFFER
51
CLAMP
41
Q5210
BIAS
55
BUFFER
48
BIAS
44
1
34
+3.3V
TIMING
GENE.
Q5204
Q5209
(FROM T551 (6))
30
H-PULSE
Q5205
(FROM IC5301 (62))
31
BIAS
V-PULSE
VM
LUMINANCE
3.58MHz
TO/FROM
TV Y/C
PROCESS
BLOCK
DIAGRAM
LUMINANCE
CHROMINANCE

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