Panasonic PV-L452 Service Manual page 166

PROCESS BLOCK DIAGRAM
MAIN C.B.A.
IC301 (DIGITAL SIGNAL PROCESSOR)
ADDRESS 0 126
ADDRESS 1 125
ADDRESS 2 124
ADDRESS 3 123
ADDRESS 4 122
ADDRESS 5 119
ADDRESS 6 118
ADDRESS 7 117
DATA 0 136
DATA 1 133
DATA 2 132
DATA 3 131
DATA 4 130
DATA 5 129
DATA 6 128
DATA 7 127
WRITE ENABLE 103
READ ENABLE 104
BLOCK END CONTROL 91
DIS IRQ 144
IRIS CONTROL 96
COLOR SEP. CONTROL 90
CLAMP PULSE 97
BLANKING PULSE 98
V/H SYNC 99
BURST FLAG PULSE 101
H CLEAR PLUSE 102
FCK 89
FCK 108
CLOCK 69
V-SYNC 115
H-SYNC 116
CS 1 54
CS 2 53
CS 3 87
CS 4 10
CAM RESET(L) 55
ADDRESS (8 BIT)
DATA (8 BIT)
(TO IC309(3)) TO AF
IRIS PWM CONTROL BLOCK DIAGRAM
EVF LOAD
TO COLOR EVF
SERIAL DATA 0
BLOCK DIAGRAM
(FROM IC602(19))
SERIAL CLOCK
COLOR SEP. CONTROL
(FROM IC602(9))
CLAMP PULSE
LCD LOAD
(FROM IC602(12))
BLANKING PULSE
TO LCD
SERIAL DATA 0
(FROM IC602(20))
BLOCK DIAGRAM
FROM
V/H SYNC
CCD DRIVE SERIAL CLOCK
(FROM IC602(13))
BLOCK DIAGRAM
BURST FLAG PULSE
(FROM IC602(14))
IC306 (EEPROM)
H CLEAR PLUSE
(FROM IC602(49))
FCK
SERIAL CLOCK 4
(FROM IC602(5))
CLOCK
SERIAL DATA 0 5
(FROM IC602(17))
H-SYNC
SERIAL DATA 1 6
(FROM IC602(18))
V-SYNC
EEPROM CS (L) 3
IC501(CAMERA/DSC MICROCONTROLLER)
+3.5V
7 ADDRESS 0
LCD BRIGHTNESS
6 ADDRESS 1 77
CONTROL
5 ADDRESS 2
4 ADDRESS 3
3 ADDRESS 4
2 ADDRESS 5
17 ADDRESS 6
13 ADDRESS 7
26 DATA 0
25 DATA 1
SERIAL CLOCK 93
24 DATA 2
SERIAL DATA 94
23 DATA 3
TG LOAD 97
22 DATA 4
CHARGE STOP(L) 86
21 DATA 5
SUB CONTROL PULSE 32
20 DATA 6
D/A LOAD 95
19 DATA 7
85 WRITE ENABLE
84 READ ENABLE
50 BLOCK END CONTROL
49 DIS IRQ
96 EVF LOAD
CAM CS(L) 31
(WITH COLOR EVF) CAM SERIAL DATA 1 42
CAM SERIAL DATA 0 41
90 LCD LOAD
CAM SERIAL CLOCK 40
(WITH LCD)
65 SERIAL CLOCK
67 SERIAL DATA 0
66 SERIAL DATA 1
91 EEPROM CS (L)
51 V-SYNC
45 H-SYNC
16 CS 1
EVR SERIAL DATA 0 56
15 CS 2
14 CS 3 CAM RESET (L) 59
12 CS 4
EVR SERIAL DATA 1 55
EVR SERIAL CLOCK 54
EVR MODE (L) 43
(FROM LCD BLOCK DIAGRAM)
BRIGHTNESS CONTROL
(TO IC602(8)/IC605(10))
SERIAL CLOCK
(TO IC602(4)/IC605(11))
SERIAL DATA
(TO IC602(22))
TO
TG LOAD
CCD DRIVE
(TO Q610 BASE/Q611 BASE)
BLOCK DIAGRAM
CHARGE STOP(L)
(TO IC602(23))
SUB CONTROL PULSE
(TO IC605(12))
D/A LOAD
(TO IC6001(32))
CAM CS(L)
(FROM IC6001(13))
CAM SERIAL DATA 1 FROM/TO
SYSTEM
(TO IC6001(12))
CONTROL
CAM SERIAL DATA 0
BLOCK DIAGRAM
(TO IC6001(11))
CAM SERIAL CLOCK
(FROM IC6001(44))
CAM RESET (L)
S301
EVR SERIAL DATA 0
10
S301
CAM RESET (L)
11
S301
EVR SERIAL DATA 1
8
FROM/TO TP BOARD
S301
(FOR EVR ADJUSTMENT)
EVR SERIAL CLOCK
12
S301
EVR MODE (L)
6
S301
V-SYNC
9
PROCESS BLOCK DIAGRAM
PV-L452/PV-L652