Panasonic PV-4601 A, Service Manual

Page: 176 / 205

ACTION
POSITION
TIME ms*
TIMING CHART 8
STOP
2.6S
8 7
8-1
8-2
8-3
M
100
LOADING
FWD(H)
(PIN 10)
LOADING
REV(H)
(PIN 9)
CAPSTAN
R(H)/S(M)/F(L)
(PIN 42)
10
NOTE: 1) PIN NO. WITH BRACKET INDICATES PIN NO. OF IC6001.
2) *:IT SHOWS MAXIMUM TIME.
MODE BY MODE OPERATION
8. PLAY TO STOP/AFTER 10 MINUTES
8-1. The Mechanism changes the position to 7(Stop).
8-2. The Loading Motor stops.
At this position, the Pressure Roller and the Tension Arm are released to
reduce the tape tension.
8-3. After 5 minutes, the Cylinder stops.
5 MINUTES
AUDIO
MUTE(H)
(PIN 5)
ACTION
POSITION
TIME ms*
TIMING CHART 9
T-PHOTO TR
ON(L)
(PIN 83)
LOADING
FWD(H)
(PIN 10)
LOADING
REV(H)
(PIN 9)
CAPSTAN
R(H)/S(M)/F(L)
(PIN 42)
EJECT
4S 7S 5.1S
1 2 3 4 6/5 7
200
9-3
9-5
9-1
9-4
9-6
M
H
M M
H
NOTE: 1) PIN NO. WITH BRACKET INDICATES PIN NO. OF IC6001.
2) *:IT SHOWS MAXIMUM TIME.
MODE BY MODE OPERATION
9. STOP TO EJECT
9-1. Unloads the mechanism to the Eject position(1).
9-2. The Idler Gear swings over to Supply Reel.
9-3. The Capstan Motor rotates in reverse direction to takeup a tape slack.
9-4. When the Mode Switch reaches position 1, the Cylinder stops.
9-5. T-Photo Tr signal goes LOW at position 1.
If T-Photo Tr signal does not become LOW within 4 seconds at position 1,
the mechanism moves to position 7.
If the mechanism does not reach position 3 within 2.6 seconds, or does not
reach position 4 from position 3 within 3 seconds after that, the mechanism
moves to position 1.
If T-photo Tr signal does not become Low within 4 seconds again, the unit
shuts off.
(For Auto Eject operation, if T-photo Tr signal does not become Low within
4 seconds at position 1, the mechanism moves to position 3 and the unit
shuts off.)
9-6. The Loading Motor stops.
9-7. The Idler Gear is released from Supply Reel.
500 20
L
CAPSTAN
ON(H)
CYLINDER
ON(L)
PB(L)
(PIN 6)
CAPSTAN
ON(H)
CYLINDER
ON(L)
9
PLAY
REC
9-2
9-7