Analog Video I/F Block Diagram - Panasonic Digital Palmcorder PalmSight PV-DV100 Service Manual

ANALOG VIDEO I/F BLOCK DIAGRAM

JACK C.B.A. MAIN C.B.A.
JK3701
FP3701 FP6
VIDEO
2 14
S-JACK C.B.A.
FP3751 FP6
3 18
FP3751 FP6
5 16
JK3751
FP3751 FP6
S-
VIDEO 4 17
SW3751
A/V SELECT
OUT IN
(TO IC6001 (119))
FP3751 FP6
A/V IN/OUT
2 19
SELECT SW
(WITH A/V SELECT)
5
(FROM IC6001 (117))
LINE MUTE (L)
(WITH A/V SELECT)
ANALOG C.B.A.
IC3502 (Y/C SEPARATION)
Q3502 Q3503,3504 Q3505
B2 B3501 Y/C
BUFFER AMP BUFFER 4
SEPARATION
7 7
BUFFER Q3501
IC3501 (FSC GENERATOR)
16 7
FSC
GENERATOR
1
4
3.579545MHz
X3500
OSC
B2 B3501 Y
9 9
B2 B3501 C
11 11
B2 B3501
12 12
FROM SYSTEM CONTROL
BLOCK DAGRAM
IC3003 (OUTPUT DRIVE)
Y
9
VIDEO
12
C
14
Q3008 Q3007 Q3009
MUTE MUTE MUTE
-ON -ON -ON
13
NOT USED
COMP
Q3012
(FROM IC6007 (3))
WIDE CONTROL
+3V
FROM
(FROM IC6007 (19))
SYSTEM CONTROL
OUTPUT LUMA GAIN CONTROL
BLOCK DAGRAM
(FROM IC6007 (2))
OUTPUT CHROMA GAIN CONTROL
6-5
Q3506,3509
Y
15 BUFFER Q3512
Q3510,3511 BUFFER
C
13 BUFFER
10
IC3601 (ANALOG VIDEO I/F)
AGC
IC3505 (SW)
DET
H
14
L 5 35 AGC
11
H
1
L 3
16
12 2
46 ACC
ACC
DET
(FROM IC6007 (4) INPUT LUMA GAIN CONTROL 33
(FROM IC6007 (5) INPUT CHROMA GAIN CONTROL 45
(FROM IC6007 (6) CHROMA DELAY CONTROL 4
(FROM IC3001 (179) PEDESTAL CONTROL 24
CHARACTER
BLANKING CLAMP GCA LPF
MIX
+
BLANKING GCA
7 5 6 2 18
IC3503 (V/H SYNC SEPARATION)
7
V/H SYNC
14
SEPARATION
8
Q3600 BUFFER
PULSE
+
GENE.
20
IC3600 (SW)
SYNC
SEPA.
HD
7
LUMA 1
30 29 CLAMP LPF LPF CLAMP 23 6
DC 5
CTL
BPF LPF 8
Q3601
ATT CLAMP 1
BPF ATT 19
REC VIDEO SIGNAL PB VIDEO SIGNAL
B3501 B2
(TO IC3001 (180))
16 16 VD
B3501 B2
(TO IC3001 (181))
14 14 HD
B3501 B2
(TO IC3001 (182))
24 24 V/H SYNC
B3501 B2
(TO IC3001 (194))
22 22 LUMA
B3501 B2
(TO IC3001 (201))
20 20 CHROMA
TO/FROM VIDEO
SIGNAL PROCESS I
BLOCK DAGRAM
B3501 B2
(TO IC3001 (81))
34 34 LUMA/HD SW
(WITH A/V SELECT)
(FROM IC3001 (3))
LUMA
(FROM IC3001 (8))
CHROMA
(FROM IC3001 (84))
OSD BLANKING
(FROM IC3001 (83))
OSD CHARACTER