An Overview Of The Mechanism Modes; Mechanism Mode Switching Table - Sony SVT-RA40 Service Manual

2-2. An Overview of the Mechanism Modes

2-2-1. Mechanism Mode Switching Table

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The letters and figures enclosed in circles in the mechanism mode column are the codes on the crescent
slide.
HEX
Mechanism mode
DATA
EJECT E
6
Distinguished by whether the
4 EP switch is ON or OFF.
Horizontal shift section.
0
Vertical shift section.
6
IN REW R
2
0
INITIAL 7
7
Cleaner roller assembly:ON
0 S/T mounting incline assembly
pressure begins.
1
S/T mounting incline assembly
0
pressure ends.
REVIEW 1
1
0
R.STILL/R.SLOW 2
2
0
IDLER POS. 2
2
(Pinch roller OFF)
0
STILL/SLOW/REC (INTERVAL) 3
3
0
PLAY/STOP/REC 5
5
0
6
BRAKE pos. 4
4
0
FF/REW 6
6
Mode Switch Output Table
HEX DATA SW DATA 2
0 H
1 H
2 H
2 H
3 H
4 L
5 L
6 L
7 L
2-8
When loading is carried out starting
at the CASSETTE IN position
REC PAUSE
STAND BY/POWER OFF
POWER OFF
STAND BY
SW DATA 1 SW DATA 0
H H
H L
L H
L H
L L
H H
H L
L H
L L
The principal mode-switching states of the mechanism
CASSETTE OUT
(EJECT)
IN REW
(SHORT REW)
INITIAL
REC STOP
REW
H: 5
L: 0
Low activ
REVIEW
R. STILL/R. SLOW
STILL/SLOW/REC
PLAY CUE
FF
SVT-RA40/RA168