Panasonic VDR-M30PP Service Manual page 60

1 2
IC3401
2-14 IC BLOCK DIAGRAMS
CXA3582R
LCD DRIVER
G
24 23 22
PICTURE Gain PICTURE
ATT
SYNC IN 25
ATT
COLOR
ATT
DA OUT 26 DA DA
MUE COLOR
REF 27 REF
R,G,B
LPF SUB
CONTRAST
F
CONTRAST
FILTER 28 TRAP
CONTRAST
SYNC SEP
PHASE
29
RPD
COMPARATOR
GND1 30
31
SEN
SCK 32
E
SDAT 33
SERIAL I/F
VD 34
PLL
XCLK 35 COUNTER
PCF 36
+3V
37 38 39
D
IC6103
AN2903FJQ
VIDEO/AUDIO AMP
48 47 46
GND
DY
49
15dB
50 DV
15dB
51
C
52
15dB
53 DC
54
55 S-DC
56
57
B
VREF
58
SP
59
60
VCC
61
SP
62 VCC
GND
63
SP
A
64
1 2 3
1 2
3
21 20 19 18 17 16 15 14 13
MODE
PICTURE
PSIG-
BRIGHT
DL
MATRIX
MUE
DL
12
G OUT
G DC DET
USER- GAMMA1 SUB- 11
OSD
BRIGHT GAMMA2 BRIGHT
10 R OUT
USER-
1 2
BRIGHT
SYNC SEL 9 R DC DET
S/H BLIM
8 B OUT
CLOCK
BLIM
7
GENERATOR B DC DET
3V ANALOG PART
PRP
COM COM
6 COM
12V ANALOG PART
5 GND2
XSTBY2
3V DIGITAL PART
4 TEST
H.FILTER
3 VST
2 VCK
TIMING GENERATOR
1 EN
0V +3V 0V
40 41 42 43 44 45 46 47 48
45 44 43 42 41 40 39 38 37 36 35 34
GND
AND IF
GCA
3dB
ATT
STB -9dB
LPF
DDS DDS
BUFF
CLAMP
W B
MIX
GCA BPF
DOS
BUFF
3dB
B
EVR MUTE
EVR MUTE
MUTE MUTE
DC SHIFT DC SHIFT DC SHIFT DC SHIFT
2.2K
1/2VCC
4 5 6 7 8 9 10 11 12 13 14 15
3
4 5
54 53
Vss Vss
V 55 +3.0V
DD
TST15 56
S/H
GEN
OSD B 57
OSD R 58
OSD G 59
BLK 60
HCK1 61
HCK
GEN
HCK2 62
+3.0V
Vcc1 63
HST 64
HCOUNTER
RGT 65 HPULSE
GEN
EN 66
STB 67
VCK 68
FIL -N 69
MODE
B/B-Y 70
G/Y 71
R/R-Y 72
H.FILTER SYNC SEP
33
Vss
1 2
32
31
30
29
28
ATT
GND 27
-9dB
26
EVR
CTL
25
VREF
LPF 24
LPF 23
22
VCC
MUTE
21
TC
MUTE
20
CTL
MUTE
19
CTL
18
17
16
4 5
6
IC3701
CXA3503R
EVF DRIVER
52 51 50 49 48 47 46 45 44 43 42 41 40
GND3 +12.0V
Buf
OSD RGB S/H
LPF
FILTER
CONTRAST USER-BRIGHT
CONT U-BRT
TRAP FILTER GAMMA
BIAS 1 2
WHITLIM
LPF CLAMP SUB-CONT R
SUB-CONT B
G R B
BLK-LIM
BLKLIM
MODE
SUB-BRIGHT
SUB-BRT R
CLAMP
SUB-BRT B
G R B
POL SW
MATRIX
PIC-G
PLL
COUNTER
PICTURE DL1 DL1
PULSE
HUE
PIC-F
ELM
HUE
V CONTROL
COLOR
V POSITION
CLAMP
CLP
V COUNTER
V SEP
CLK
DA
S/P CONV
Buf
REGISTER DAC
GND1
3 4 5 6 7 8 9 10 11 12 13 14 15
6
7 8
G
39 38 37
+12.0V
Buf 36 G OUT
35 G DC DET
Buf 34 R OUT
33 R DC DET
F
Buf 32 B OUT
31 B DC DET
SIG.C 30 SIG.C
GND2
29 GND2
COM-DC
28 TST4
HDO GEN 27 HDO
E
VDO GEN 26 VDO
25 XCLR
PHASE
24 RPD
COMPARATOR
Vss 23 Vss
HSYNC DET
H SKEW DET
22 CKI
CK
21 CKO
CONTROL MCK
+3.0V 20 V
DD
D
+3.0V 19 V
DD
Vss
16 17 18
C
B
A
VDR-M30PP/EG/B/EN IC BLOCK DIAGRAMS
7 8