Luminance & Chrominance Block Diagram - Panasonic NV-VP60GL Service Manual

15.3. LUMINANCE & CHROMINANCE BLOCK DIAGRAM
Q7601
FROM TUNER
IC3001
TUNER VIDEO AMP
FROM DVD INTERFACE
DVD VIDEO IN
15
AV2 IN
JK4801
(FRONT JACK)
17
PP4802 PS33001
VIDEO
7 19
IN
1
21
23
IC3701
26
6
L
2
FROM DVD INTERFACE
33
H
DVD VIDEO OUT 4
1
AV1 IN DVD OUT H
VHS/DVD OUT
JK33001
35
(REAR JACK)
TL3711
37
VIDEO
2
OUT
38
TL3712
40
VIDEO
3
IN
49
51
36
TO TUNER
L3001,
RFC VIDEO OUT
C3007
PEAKING
12
FILTER
9
8
X3001
67
69
X3002
71
TO SYSTEM CONTROL/
Hi-Fi AUDIO Q3003
FSC BUFFER 63
65
53
TO SYSTEM CONTROL
S-VHS PB H 20
VIDEO MAIN SIGNAL PATH IN REC MODE VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE
(AUDIO/VIDEO SIGNAL PROCESSOR)
SVHS
ATT ATT
-6dB -4dB
HPF
SVHS
ATT
-10dB
VIDEO R
AGC R
ATT
-10dB
ATP
P
ATT
-10dB
SVHS+L SECAM
R
GCL
SECAM DELAY
Y-LPF
+SSEQ
SVHS+L SECAM
P
R
P
SQPB
R(SVHS)
R(SVHS)
GCL
DO/REC
Y-NOISE HP-NC PHASE
REDUCTION COMPARATOR
TRAP-NC
GCL
DO
LPF
NON-LINEAR
DEH
EMPHASIS
Y-CCD
DELAY
ET LPF
REC FBC+ALC
PB AGC+APL
MAIN
DE-EMPHASIS
MAIN EMPHASIS
fo/DEVIATION FM
CARRIER OFFSET
ADJUSTMENT MODULATION
W.C/D.C
SUB
DEMO DLIM G-EQ
LPF
X'TAL
VCO
OSCILLATOR
SQPB SQPB
FM 629MHz
P-EQ
AGC TRAP
SQPB
DL
2FSC
C CLOCK
TO C CCD
DRIVER
S-VHS
DET
FIXED TO INT IN
THES MODELS BY
EXT PIN53
2MHz
LPF
INT
P
ACC
R
CLEAR
SQUELCH
SYNC
FEED BACK NTSC/PAL
CLAMP CONVERTER
VIDEO ALC
R
P
R P
PILOT
ADD
NON-LINEAR
DE-EMPHASIS
BPF
SQPB
SQPB
B.D
EQ
PILOT
ERASE
APC SW
PB APC
L SECAM
MIX
KILLER B.E LEVEL
ADJUST
L SECAM
REC APC
P
R
ACC SW
NO FREC TRAP
FREC
TRAP
ACC DET
L SECAM
CHROMA
ACC DET
L SECAM LPF
REC
FILTER
REC
+ VCA
MUTE
R
INT
P
EXT
EXTERNAL PB LUMINANCE
SIGNAL INPUT LINE
(NOT USED IN THESE MODELS)
59
EXT
6dB C-
AMP SQUELCH
INT
V-AMP
Q3001
COLOUR
29 BUFFER
KILLER
R
R
MAIN
C LPF2
CONV 2
VCA 57
P
P
+
C CCD 55
R
R P
MAIN
46
CONV 1
P
CCD
45
LPF
4.43PAL MPAL
CONV DELAY
C LPF1 + 73
74
CHROMA COLOUR
ACC KILLER
C-ACC:ON
fh HPF
CTL TRAP
THROUGH
REC TRAP/ C-
80
Hi-Fi TRAP DELAY
SP2 85
SP2
CH2
86
CH1
SP1
SP1 87
SP
SP2 89
SP
SP2
CH2
90
CH1
SP1
SP1 91
TW3001
76
NV-VP60GL/GC/GCS
LUMINANCE & CHROMINANCE BLOCK DIAGRAM
NV-VP60GL / NV-VP60GC / NV-VP60GCS
IC6001
OSD 59
52 SIGNAL
PROCESS
50
L7702,
Q7701 C7714
BUFFER BPF
(GC/GCS)
TO/FROM SYSTEM CONTROL
IIC CLOCK
IIC DATA
FROM SYSTEM CONTROL
HEAD SW
P5001
SP L
6
TO/FROM
P5001
SP COM DD CYLINDER
5
VIDEO HEAD
P5001
SP R
4
P5001
LP/EP L
3
TO/FROM
P5001
LP/EP COM DD CYLINDER
2
VIDEO HEAD
P5001
LP/EP R
1