Section 3 Controls and Indicators
3 - 4
May 1992
MX-5050 Operation and Maintenance Manual
[5] TIME·IPS·% Button
Pressing this button causes the Tape Time display to show, in turn, the
current tape time, the currently selected tape speed in ips, or the percentage
of change from the currently selected tape speed.
Tape Time ➔ Tape Speed (ips) ➔ Speed Change (%) ➔ Tape Time ➔ ···
When the display is showing Tape Speed, "iP" appears in the rightmost
column. Similarly, when in Speed Change is being displayed, "P" appears in
the rightmost column.
[6] SEARCH ZERO Button
Pressing this key places the MX-5050 into Search Zero mode. In Search Zero
mode the tape is moved at Fast Wind speed to the location of 00:00:00 and is
then stopped.
[7] SEARCH 1, 2, 3 Buttons
Pressing one of the illuminated SEARCH keys moves the tape to the location
stored in that SEARCH key and stops.
Storing a CUE point: Refer to § 4.5.1
Search Operation: Refer to § 4.5.2
Clearing a CUE point: Refer to [9] CLR key
[8] REPEAT Button
Pressing the REPEAT key, then pressing two SEARCH keys, then pressing the
PLAY button enters the machine into Repeat mode. In Repeat mode, the
machine repeatedly plays back the tape between two selected points. Refer to
§ 4.5.6. for details on Repeat mode.
[9] CLR Button
Pressing the CLR key together with the one of the following keys works as
follows.
CLR + SET: Exits Set mode
CLR + T-IPS %: Tape Timer Display resets to zero
CLR + SEARCH 1-3: Cue Point Memory clears
CLR + REPEAT: Exits REPEAT mode
[10] Speed Mode Select Button
This button selects the tape speed for Record and Play modes. Pressing this
button changes the Speed mode as follows.
❏ FIX mode: The Capstan Motor speed is controlled by the internal crystal
oscillator. The speed setting (HI or LO) is selected by the Speed Select
button.
❏ VARI mode: When the VARI mode is selected, the tape speed is changed by ±
20% of the nominal tape speed with the Pitch Control knob.
❏ EXT mode: Tape Speed is controlled by the external speed reference signal
conveyed through the Parallel/O connector. When using a synchronizer or
resolver, set the machine to this EXT mode.
NOTE: When the Speed Mode switch is set to the EXT position, the Tape Time
display always shows tape time.
[11] Speed Mode Indicator
These indicators illuminate to show the speed mode selected with the Speed
Mode Select Button.
[12] Pitch Control Knob
When the Speed Control mode is set to the VARI mode, the Pitch Control
knob changes the tape speed in Record and Play modes. The tape speed is
variable over a range of ± 20% of the selected FIX speed in 0.01 % steps.
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