Panasonic NV-HS1000, Руководство по обслуживанию, Страница: 72 / 138

ABBREVIATIONS
EDIT BLOCK EDIT BLOCK
ABBREVIATIONS
3-2. EDIT BLOCK DIAGRAM
IC6002
FROM
ED IT MODE SW 'DET
TIMER
(REC@ /PASS @ /PB (DJ
TBC SEARCH (D
;o [
a TBC TR I CK (D
TBC
TBC ON (l)
EDIT ® EDIT 18)
TO/FROM [
VIDEO
COLOUR BACK ® COLOUR BACK ®
TEST SIG @ TEST SIGl!I)
Wea""[
VTR (D VTR (D
1/0
EDIT CTL@ EDIT CTL ®
OSC OUT
OSC IN
3-5
RST (D
ROM DATA OUT 11\. -----o,,/
ROM DATA IN�n'>-o-----...r
cs (D 63)------�
RESET (D
I C6007 (EE PROM)
IN
OSD CLK 1i)...-----------------'---------------j OSD CLK
>-------<:'."
OSD DATA 2i)...--------------'--------------------j
OSD DATA
>------<
OSD CHIP SEL
OSD ON@ 4'------------------------------� __ o_s_D_ ON_®_�
S DATA OUT
S DATA IN 1
L CLK COUNT 7
L CLK
IC6005
DATA OUT
DATA I NH
DATA IN
BUS SELECT (Al
BUS SELECT (B)
CLK IN/OUT
5P CLK DET 1
H
L
so
S1
S2 S3
TI MER BUS CLK
TIMER BUS TLK
,------------,
JK6504 �
I
I
I
I
I
I
P6003
2
P7504 PP7502:
�
- --- - --- - ---
_I
OPERATION C. B. A.
PREROLL ®
FROM
SYSTEM
CONTROL
]TO
VIDEO
]
TO/FROM
SYSTEM
CONTROL
TO/FROM
SYSTEM
CONTROL
3-6
SYMBOL
INVERTER
(a)
o--(:>o--o
(b)
COMPARTOR
(a)
�
(b) -
(c)
AND CIRCUIT
(a)
�(c)
(b)
OR CIRCUIT
(a)
�
(b)
(c)
THREE STATES
BUFFER
(a)
(c)
TR. SW (NPN TYPE)
'''Y'"
(B)
ccio--+?
o+-o
<El
L-i;�
TR. SW (PNP TYPE)
"'Y'''
(B)
♦
r----,
(E) �
o-+---0 (C)
--y;;
R-S TYPE FLIP-FLOP
'"':!!:'''
(b) R Q
(d)
TRUTH VALUE TABLE
IN
(a)
H L
OUT (b) L H
IN
�
(a)>(b) (a)<(b)
OUT
(C)
H L
IN
(a) L L H
H
(b)
L H
L
H
OUT
(C)
L L
L H
(a)
L L
H H
IN
(b)
L H L H
OUT
(C)
L H H H
IN
(a)
H
L Hor L
(b)
L L
H
OUT (c) H L
*
*
High Impedance
BASE H
L
TR. SW 0� OFF
BASE H L
TR. SW OFF ON
(a)
L
L
IN
(b)
L
n.
L
OUT
(c)
*
L H
(d)
♦ H
L
*
Initial condition Is maintained.
♦ Initial condition Is reversed.