Samsung TW20P14X/BWT, Service Manual

Page: 17 / 60

Alignment and Adjustments (Electrical)
Samsung Electronics 4-9
A
0
0
0
1
1
0
0
0
1
0
B
0
0
0
0 ->1
1
1
0
0
0
1
C
0
0
0
1
0
0
1
1
0
1
S
0
1
1
1
X
X
1
X
X
X
F
0
X
X
X
X
X
X
X
X
X
Eject
Unload POWER OFF
(Tape loading start point)
(Tape loading end point)
Reverse Picture Ssarch, Reverse SLOW
Play, Rec,F-PS,Still,SLOW,F-ADV
Stop (Play position 5 Min. over)
(MAIN Break ON MODE)
High speed Rew, Low speed FF
High speed FF, Low speed Rew
STANBY
POWER OFF
LOADING START
LOADING END
REV
PLAY
STOP1
STOP 2
FF / REW 1
FF / REW 2
I
II III
IV V VI
VII
a b c
d
e f
F/R2
F/R1
SPT2 SPT1
PLAY
REV
LOAD
END
LOAD
START
POWER
OFF
STANDBY
E/SEN
S/SEN
SW C
SW B
SW A
SW
POSITION
FL SW : ON-less than 3.5v / OFF-more than 3.5v (Input to A/D port)
START / END SENSOR : ON-"L", OFF-"H" : DON'T CARE
ON
OFF
ON
OFF
4-5-3 PROGRAM SW
POSITION
PROGRAM S/W TAPE SEN
OPERATION MODE
X : DON’T CARE