Panasonic AG-1980P Service Manual page 41

4-2.
SYSTEM CONTROL & SERVO
SECTION
BLOCK DIAGRAM
DD
CAPSTAN MOTOR
)
CAP ET
)
CAP
REW©/STOP@/FWD©
)
CAP FG2
)
CAP
FG1
8) V.
CHANGE©
70) S-REEL PULSE
Tl)
T-REEL PULSE
82)
CTL(-)SIG
m) CTLHSIG
44)
FULL
ERASE©
TAPE SENSOR LED
ON©
SLP©/LP@/SP©
g)
NOR©/SVC:@/TEST:©
94
)
T.PHOTO SENSOR
to)
S.PHOTO SENSOR
v>
Q1502
SUPPLY PHOTO TR
FM
MUTE©
AUDIO MUTE
©
®
1
AUDIO MUTE©
MODE SELECT
AUDIO DUB PAUSE
©
(
T
AUDIO DUB
© (S
DELAY AUDIO REC
©
ARTIFICAWH/
NORMAL
(61
SERIAL
DATA OUT
(51
SERIAL DATA
IN (g
SERIAL
CLOCK
(53)
POSITION SW2
©
(l
POSITION SW1
©
(llj)
POSITION
SW3 ©
@
<TIMING CHART>
SW
1 I
SW2
SW
3
rm
;
» 1
1
JXJl
MODE
EJECT
|
CASSETTE
, ,
DOWN
MID