Akai 4000DS

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TAPE SPEED SELECTION
This model operates on two tape speeds ; i.e:, 3-3/4 and
7-1/2 ips. Tape speed is determined by the capstan. The
Equalizer must be set accordingly for proper equalization.
For 3-3/4 ips remove outer capstan and place on storage
post. For 7-1/2 ips use the outer capstan.
Recording Time :
(Stereo 1800ft tape) 3-3/4 ips: 3 hrs., 7-1/2 ips: 1.5 hrs.
(Monaural 1800ft tape) 3-3/4 ips: 6 hrs., 7-1/2 ips: 3 hrs.
AUTOMATIC SHUT-OFF
One of the exclusive features of this model is the automatic
shut-off function of the unit. For automatic shut-off,
thread tape through Automatic Shut-Off Lever-and set °
Power/Automatic Shut-Off Switch to SHUT-OFF positiofr -
after setting machine to playback or recording mode, When
the tape comes to the end the Shut-Off Lever will drop
cutting the power of the entire unit.
VOLTAGE & CYCLE CONVERSION
VOLTAGE
Your machine is equipped with a universal voltage selector
offering six selections of voltage from 100 V to. 240 V AC
for worldwide operation. Voltage is preset at the factory
according to destination. Please confirm setting prior to
operation and if readjustment is necessary, proceed as
follows: (A) Disconnect power cord and remove the Fuse
Post by screwing in direction of arrow. (B) Remove the
Voltage Selector Plug and reinsert so that proper area
voltage is shown through the Plug cut-out. (C) Change fuse
to correspond with voltage and tighten the Fuse Post.
100 V to 120 V: 0.8 A, 250 V fuse ;
200 V to 240 V: 0.4 A, 250 V fuse.
* Be sure to disconnect power cord before attempting to readjust
voltage. _#
* To maintain optimum performance and prolong the life of your
machine, it is important that the line voltage be held within a
10% deviation of standard area voltage. *
CYCLE
Correct tape speed cannot be obtained if the Cycle
Conversion Switches are not properly positioned. (A) With
a-screw driver, turn Switch (A) on face panel counter-clock-
wise about 1/8 of a turn and move to IN or OUT for 60 Hz
or 50 Hz operation according to area power source. The
Switch must be rotated back to its original position after
being reset. (B) Cycle Conversion Switch (B) at rear of
recorder must also be set accordingly.
* Do not attempt to rotate the Cycle Conversion Switches when
the motor is not running. .
PAUSE CONTROL
.To momentarily stop the tape during recording or play-
back, lift Pause Lever upward. Pause Control is especially
useful for editing tape during recording. To release Pause
Lever depress Start Button.
* Pause control has no effect during fast forward or rewind mode.
FAST FORWARD & REWIND
For fast forward or rewind, operate Fast Forward or
Rewind Lever. This feature..permits rapid selection of
recordings on the tape. This Lever locks into position and
cannot be operated while the Record/Playback Lever is in
operation and vice-versa.