Circuit Diagram (Encoder 1/1) - Roland V-Synth XT Service Notes

MAY.2005

CIRCUIT DIAGRAM (ENCODER 1/1)

fig.c-encoder.eps
EN1B
EVQB1SA@
CN3
10
10
9
ENCA
9
8
ENCB
8
7
SD6
7
6
SD5
6
5
SD4
5
4
SD3
4
3
SS7
3
2
SS6
2
1
SS5
1
10FMN-BTK-A
2
D
to INVERTER BOARD
56
SS5
SS6
2
D
4
EN1A
EN
EVQB1SA@
A B
VALUE
ENCA
ENCB
SS7
SD3
SD4
SD5
SD6
DA11
MA142WK-(TX)
1 2
MODE
1 2
SW16
EVQ11A05R
DA13
MA142WK-(TX)
1 2
ENTER DEC
5 1 2
SW19
EN
EVQ11A05R
A B
2
D
DA15
MA142WK-(TX)
1 2
SHIFT < LEFT
1 2 1 2
SW22 SW23
EVQ11A05R EVQ11A05R
DA12
MA142WK-(TX)
1 2
CTRL EXIT
1 2 1 2
SW17 SW18
EVQ11A05R EVQ11A05R
DA14
MA142WK-(TX)
1 2
^
UP INC
1 2 1 2
SW20 SW21
EVQ11A05R EVQ11A05R
DA16
MA142WK-(TX)
1 2
DOWN
v RIGHT >
1 2 1 2
SW24 SW25
EVQ11A05R EVQ11A05R