Circuit Operating Descriptions
7-9
Table 7-1 : Prog. SW State in Each Mode
(3) Program SW Input
The mechanism state for each mode is shown in table 7-1 below. The mechanism state is classified into position,
and correlation between the switch position and mechanism state is shown in table 7-1, also.
(4) Motor Control
In case of Scorpio-2 Deck, Loading Motor Drive IC lies in Capstan Motor, not like Scorpio-1 Deck.
In detail, Capstan Motor Drive IC is designed to drive Loading Motor + Capstan Motor + Cylinder Motor in one
IC.
Table 7-2 : Motor Control Logic
POSION
CAM S/W
START
ACTION MODE
A
B
C
SEN
STANBY
0
0
0
0
Eject
POWER OFF
0
0
0
1
Unload POWER OFF
LOADING START
0
0
0
1
(Tape loading start point)
LOADING END
1
0 1
1
1
(Tape loading end point)
REV
1
1
0
X
Reverse picture search, reverse SLOW
PLAY
0
1
0
X
Play, Rec, F-PS, Still, SLOW, F-ADV
STOP 1
0
0
1
1
Stop (Play position 5 Min. over)
STOP 2
0
0
1
X
(MAIN Break ON MODE)
FF/REW 1
1
0
0
X
High speed Rew, Low speed FF
FF/REW 2
0
1
1
X
High speed FF, Low speed Rew
CN604-PIN10
MOTOR
0 ~ 1V
Reverse
2 ~ 3V
Stop
4 ~ 5V
Forward
Summary of Contents for SV-DVD40
Page 82: ...Circuit Operating Descriptions 7 7 Fig 7 12 Block Diagram ...
Page 116: ...Circuit Operating Descriptions 7 41 3 Block Diagram Fig 7 38 LA70100M Block Diagram ...
Page 141: ...VCR Deck Operating Description 8 12 Samsung Electronics Fig 8 14 Mecha Timing Chart ...
Page 156: ...Samsung Electronics 11 1 11 Wiring Diagram ...
Page 158: ...Schematic Diagrams 12 2 Samsung Electronics 6 1 S M P S ...
Page 159: ...Schematic Diagrams Samsung Electronics 12 3 6 2 Power Drive ...
Page 160: ...Schematic Diagrams 12 4 Samsung Electronics DT701 6 3 Display Function ...
Page 161: ...Schematic Diagrams Samsung Electronics 12 5 6 4 System Control Servo ...
Page 162: ...Schematic Diagrams 12 6 Samsung Electronics 6 5 A V ...
Page 163: ...Schematic Diagrams Samsung Electronics 12 7 6 6 Hi Fi ...
Page 164: ...Schematic Diagrams 12 8 Samsung Electronics 6 7 A2 NICAM ...
Page 165: ...Schematic Diagrams Samsung Electronics 12 9 6 8 SECAM Option ...
Page 166: ...Schematic Diagrams 12 10 Samsung Electronics 6 9 OSD VPS PDC ...
Page 167: ...Schematic Diagrams Samsung Electronics 12 11 6 10 TM ...
Page 168: ...Schematic Diagrams 12 12 Samsung Electronics 6 11 Input Output ...
Page 169: ...Schematic Diagrams Samsung Electronics 12 13 6 12 DVD AV Decoder ...
Page 170: ...Schematic Diagrams 12 14 Samsung Electronics 6 13 DVD Servo ...
Page 171: ...Schematic Diagrams Samsung Electronics 12 15 6 14 DVD Audio Video ...