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NAMES AND FUNCTIONS OF PARTS 

Power 

Switch 

(POWER) 

Controls the supply of AC power to the deck. One push turns the deck on, a second 
push turns it off. The deck remains in a stand-by (non-operative) mode for 
approximately 2 seconds after it is switched on. 

 

 

PHONES jack 

For private music enjoyment without disturbing others, or for monitoring a 
recording, a set of headphones may be plugged in. Impedance should be from 8 to 
1200 ohms. 

 

 

COUNTER RESET button 

(for the real time counter and the linear counter too) Operation of the 
button resets the counter to all zero. 

 

MEMORY STOP button 

During rewinding operations, the tape will stop at the "0000" counter point 
automatically when this button is pressed in. 

 

TAPE SIZE button 

You can know accurate elapsed time of the tape by adjusting the TAPE SIZE button 
to the tape size used. When the TAPE SIZE button is pressed, the current tape size 
is displayed for 1 sec in the 4-figures counter. If you further press the button during 
the display, the tape size will change in the following cycle. 

C-90 C•74 C-60 C-100 

 

 

DOLBY NR button 

There are independent buttons for the Dolby NR "OFF", "B" and "C" positions. 

When recording tapes, set the Dolby NR function as desired. 

When playing tapes, set the Dolby NR function to the same position as when the 
tape was recorded. 

 

 

 

MPX FILTER button 

The MPX FILTER button should be used to prevent interference with the Dolby NR 
circuit when making Dolby NR encoded recordings of FM stereo programs. When 
making Dolby NR encoded recordings from any program source other than FM 
stereo, leave this button in the "OFF" position. 

 

 

BIAS control (left channel/right channel independent type) 

(for NORMAL, Cr02 and METAL tape) 
Adjust the bias according to the tape characteristics. Standard biasing is obtained at 
the center click-stop position. 

  

TAPE SPEED button 

This button is for setting the tape speed to the fixed speed (FIX) or variable speed 
(VARIABLE) position. 
When set at the FIX position, the tape is played at the standard (fixed) speed 
regardless of the position of the tape speed control knob. 
When set at the VARIABLE position, the tape speed changes according to the 
position of the tape speed control knob. 

TAPE SPEED control

Use this knob to vary the tape speed. 
First set the tape speed button to the VARIABLE position. 
The speed can be varied within a range of approximately ±12% according to the 
position of the tape speed control knob. 

 

EJECT button 

Press this button to eject the cassette. When the deck is operating (tape is running), 
press the stop button first to stop the tape transport; then press the EJECT button. 

 

 

 

Cassette compartment cover 

If this compartment cover is not closed completely, the deck's transport controls will 
remain inoperative. 

 

PLAY, PAUSE and REC indicator 

When the PLAY, PAUSE and REC buttons are pressed, this indicator will light. 

 

 

Fluorescent peak meters 

These meters indicate recording or playback peak levels for each channel. For peak 
levels exceeding -7 dB, the Auto Peak Hold Feature holds the peak level reading for 
approximately 1 seconds. 

 
Tape counter 

Tape-passage is indicated digitally in minutes and seconds. 
When "M" and "S" are lit, the counter is set to the real time display mode. 
When "M" and "S" are off, the counter is set to the linear display mode. 
For an explanation of the real time and linear time display modes, refer to the 
section "TAPE COUNTER AND MEMORY STOP". 

 

 

 

 

MEMORY indicator 

This indicator light is interlocked with the memory stop button. (MEMORY) 

 

 

FILTER indicator 

This indicator light is interlocked with the MPX FILTER button. (MPX FILTER) 

 

 

NR system indicator 

This indicator light is interlocked with the DOLBY NR button and informs the user 
that DOLBY NR is in use as well as which B-TYPE or C-TYPE. 

  

 

TAPE SELECT indicator 

This indicator light is interlocked with the Auto Tape Select feature which 
automatically adjusts the deck to the type of tape in use. (TYPE I TYPE II or TYPE 
IV). 

 

TAPE SPEED indicator 

"FIX" or "VARIABLE" is interlocked with the TAPE SPEED button.  
The tape speed can be controlled when "VARIABLE" is lit. 

 

INPUT LEVEL control 

The recording input level is adjusted by this knob. The levels in the left and right 
channels can tie changed simultaneously. 

Summary of Contents for DN-720R

Page 1: ...STEREO CASSETTE TAPE DECK DN 720R OPERATING INSTRUCTIONS...

Page 2: ...ct your DENON DEALER 3 Do not place anything inside Do not place metal objects or spill liquid inside the cassette tape deck Electric shock or malfunction may result Please record and retain the Model...

Page 3: ...ot likely to be walked on or pinched by items placed upon or against them paying particular attention to cords at plugs convenience receptacles and the point where they exit from the appliance 14 Clea...

Page 4: ...g the cord Keep the set free from moisture water and dust Unplug the power cord when not using the set for long periods of time For sets with ventilation holes Do not obstruct the ventilation holes Do...

Page 5: ...elector 19 inch Rack Mountable Speed Control of Approximately 12 Accurate Music Search System Display Memory Back up Leave your entire system including this cassette deck turned off until all connecti...

Page 6: ...speed regardless of the position of the tape speed control knob When set at the VARIABLE position the tape speed changes according to the position of the tape speed control knob TAPE SPEED control Us...

Page 7: ...Slack This cassette deck incorporates an automatic tape slackness preventive mechanism but it can not prevent such a slackness as shown below Remove it with a pencil or the like prior to use AUTO TAP...

Page 8: ...nd playback playback response will be adversely effected Switch on the source component tuner amplifier etc Set the TAPE MONITOR switch on your amplifier or receiver to the SOURCE position 8 PHONES Pl...

Page 9: ...better results Note Optimum recording levels can differ depending on program sources or the type of tape used RECORDING ADJUSTING If the high frequencies treble sounds are to be boosted turn the bias...

Page 10: ...the CUE state on automatically become the PLAY mode and begin performing the next melody 2 For hearing again the melody being reproduced At PLAY mode depress the PLAY button and the REW button simulta...

Page 11: ...high frequency signal during recording and reduces the level of these signals by an identical amount during playback As a result the playback signal is identical to the original source signal but the...

Page 12: ...on the heads clean the heads more often to enjoy optimum sound 12 Cleaning the Pinchroller and the Capstan If the pinchroller or the capstan accumulate dust tape transport may become unstable resultin...

Page 13: ...type detection a different tape indicator comes on without tape type detection holes holes The cassette tape cannot be removed If the power switch is turned off in either the Turn the power switch ON...

Page 14: ......

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