Panasonic Omnivision PV-9661 Service Manual page 326

9.7. OPERATION BLOCK DIAGRAM
MAIN C.B.A.
OUT SCAN 1
PIN 93
IN
DATA 8
PIN 4
DATA 9
PIN 26
DATA 10 CH
DOWN
PIN 40
DATA 11
CH UP
PIN 41
DATA 12
POWER
PIN 45
DATA 13
TV/VCR
PIN 46
OPERATION I C.B.A.
IC6401 (CATV CONTROL)
CATV CS (L)
15
CATV DATA
16
CATV SCK 3
D6402
INFRARED
LED
Q6401
IR CODE 8
D6403
INFRARED
LED
VDD 9
IC6402
RESET 13 RESET
X6401 (4MHz)
X IN
11
OSC
X OUT
10
IC6001
(SYSTEM CONTROL MICROCONTROLLER)
SCAN 2
PIN 94
STOP
/EJECT
4 KEY DATA 8
FF
/CUE
26 KEY DATA 9
REW
40 KEY DATA 10
/REV
IN
KEY DATA 11
41
KEY DATA 12
45
REC
/TIME
KEY DATA 13
46
93 SCAN 1
OUT
SCAN 2
94
P6302 P6320
16 16
P6302 P6320
15 15
P6302 P6320
55 CATV SCK
14 14
+14V
D6401
INFRARED
LED
+5V
(WITH CABLE BOX CONTROL)
NOT USED
IC6301 (INDICATOR PANEL CONTROL)
IC6301 CS (L) 57 22 IC6301 CS (L)
SERIAL DATA 0 SERIAL DATA 0
13 24
SEGMENT a
SERIAL CLOCK 1 SERIAL CLOCK 1
11 26
SEGMENT f
SERIAL DATA 1 12 25 SERIAL DATA 1
SEGMENT g
SEGMENT j
SEGMENT k
SEGMENT l
IC6301 RESET (L) IC6301 RESET (L)
56 15
IC6301 (INDICATOR PANEL CONTROL)
IC6301 CS (L)
16
9 SERIAL DATA 1
10 SERIAL DATA 0
SERIAL CLOCK 1
8
SEGMENT a
SEGMENT o
IC6301 RESET (L)
19
77
(PV-9661)
DISPLAY TUBE
GRID 1G 3
GRID
FIP
GRID 6G
8
33
38
41
SEGMENT
44
1
2
X6301
X IN 13
8MHz
X OUT 14
(PV-9662)
DISPLAY TUBE
GRID 1G
46
FIP
GRID
GRID 11G
56
31
SEGMENT
45
X6301
X IN 22
4MHz
X OUT 23
PV-9661 / PV-9662