Bit Value Discrimination - Sony CCD-TRV32 Service Manual

Mechanism MSW
Position Code
EJECT 2
BL E
USE 6
LOAD 4
REW A
RP 0
TURN 8
STOP C

5. Bit value discrimination

Bit values must be discriminated using the display data of the
adjustment remote commander for the following items. Us the table
below to discriminate if the bit value is "1" or "0".
Display on the adjustment remote commander
Page
(Example)
If the remote commander display is "8E", bit value
from bit 7 to bit 4 can be discriminated from the
column A, and those from bit 3 to bit 0 from column
B.
Detail of Content
The position where the cassette compartment lock is released. The end
position in the unthread-end direction. The mechanism does not move any
more in the direction of unloading direction.
Blank code. The code which separates a code from another code.
The machine does not stop at the code while is it operating.
EJECT completed position. If a cassette is ejected, it stops at this position.
If mechanism moves in the loading direction, the TG1 guide and the TG9
guide start moving.
The code during loading and unloading. This code is output while the LS
chassis is moving.
REW position. The position to activate the REW and FR/REV.
PB, REC, CUE REV and PAUSE position. The pinch roller is pressed and
the tension regulator is turned ON.
The position which is used to move the swing gear from S to T or from T to
S. Normal STOP position.
The pinch roller is detached, tension regulator is turned OFF, and both reels
are braked. Mechanism does not move any more in the loading direction.
Address
bit3 to bit0 discrimination
bit7 to bit4 discrimination
Display on the
adjustment bit3
remote or
commander bit7
0
1
2
3
4
5
6
7
A
8
9
A ( A )
B ( b )
C ( C )
D ( d )
B
E ( E )
F ( F )
6-56
Bit values
bit2 bit1
or or
bit6 bit5
0 0 0
0 0 0
0 0 1
0 0 1
0 1 0
0 1 0
0 1 1
0 1 1
1 0 0
1 0 0
1 0 1
1 0 1
1 1 0
1 1 0
1 1 1
1 1 1
bit0
or
bit4
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1