Akai GX-F44R

FUNCTION OF MICROCOMPUTER (MB8841-564M)
OPERATION KEY MATRIX STROBE,
LAMP, LED DRIVE
©)
Function
.
OPERATION KEY MATRIX STROBE
©6E8\/989
OPERATION KEY MATRIX IN
Terminal No.
TAPE SENSOR INPUT
Function
TAPE SENSOR OUT ee ee ee
@2@
@|®
© |
LAMP, LED DRIVE
REEL MOTOR DRIVE FF, FWD CUE : “L” OTHER MODE : “H”
REEL MOTOR DRIVE REV, REV CUE : “L” OTHER MODE : “H”
BRAKE PLUNGER DRIVE “L” except in STOP, PAUSE and CUE modes
FWD PLUNGER DRIVE FWD, REC/FWD, FWD/PAUSE, REC/FWD/PAUSE,
FWD CUE : “L” OTHER MODE : “H”
REV PLUNGER DRIVE REV, REC/REV, REV/PAUSE, REC/REV/PAUSE,
3) REV CUE : “L” OTHER MODE : “H”
® PRE AMP REC/PB CHANGE SWITCH DRIVE
REC/FWD, REC/REV, REC/PAUSE : “L” OTHER MODE : “H”
PRE AMP FWD/REV CHANGE SWITCH DRIVE
® FWD, REC/FWD, FWD/PAUSE, REC/FWD/PAUSE : “H”
REV, REC/REV, REV/PAUSE, REC/REV/PAUSE : “L”
In other modes, the previous status is retained.
|
®
PRE
AMP
PB
MUTE
FWD,
REV,
REC/FWD,
REC/REV,
REC/PAUSE
:
“‘L”
OTHER MODE : “H”
PRE AMP REC BIAS OSC ON/OFF
REC/FWD, REC/REV, REC/PAUSE : “L” OTHER MODE : “H”
But “H” at the time of STOP > REC/PAUSE mode and “‘L” when REC/PAUSE is changed
to REC/FWD or REV.
@® Tape Counter UP/DOWN indication (NO USE)
8) PROGRAM MANUAL CHANGE SIGNAL (NO USE)
REC MUTE AUTO MUTE MODE : “L” OTHER MODE : “H”
F
aD Input terminal for the TAPE COUNTER “000”.
7)
a dL
|
OPERATION
OF
e@§
$$
LO
}
|
REVERSE
OR
STOP
30m
sec
Fig.
6
Tape
turning
pulse
input
(from
tape
turning
pulse
generator)
Me
ti
ee
TAPE
PULSE
65)
'3t0
3.5
sec
OPERATION
OF
(a
SCS
|
I
TURNING
STOPPED
PLAY
OR
STOP
[Audio signal input terminal (from BLANK DET.) “H” input in music and “L” input in blank.
—_—_-___|
Fig. 7