Dynatronics Dynatron 550 Plus Service Manual Download Page 26

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Dynatron

850plus & 550plus

Installation & Features

Quick Reference of Special Key Presses

The following is a brief list of special key presses available with this device. These options are explained in
detail where they apply in the treatment instructions later in this manual. NOTE: Where two keys are
required (ie, FUNCTION-STOP) you must press both keys simultaneously to achieve the result.

KEY PRESS

RESULT

DESCRIPTION

FUNCTION-STOP

STOP TREATMENT

Stop one treatment

FUNCTION-HI VOLT

CHANGE HIGH VOLT POLARITY

Change high volt polarity. Repeat to change again.

FUNCTION-TIME

CONDUCTANCE BAR GRAPH

Press during IFC, premod or mcrocurrent treatment to view
conductance bar graph. Press TIME to return to normal display.

FUNCTION-SOUND

HEAD WARMING ON/OFF

Set head warming feature to on (HD 1) or off (HD 0)

SOUND-TARGET

ULTRASOUND COUPLING BAR
GRAPH

During an ultrasound treatment only, press to view the ultrasound
coupling bar graph. Press TIME to return to normal display.

SOUND-HI/LO keys

SOUNDHEAD TEMPERATURE BAR
GRAPH

During an ultrasound treatment, press to view the ultrasound head
temperature bar graph. Press TIME to return to normal display.

FUNCTION

DISPLAY WATTS or W/cm2

During ultrasound treatment hold for 2 seconds to change

ultrasound power display from w/cm2 to Watts or reverse.

FUNCTION-
TARGET/SWEEP key

TEST LEADS

Enter the Lead Test Function. Then press START to begin lead
test, and press STOP to exit the lead test function. NEVER DO
THIS WHILE ELECTRODES ARE ATTACHED TO PATIENT.

FUNCTION-MICRO

CHANGE MICROCURRENT
POLARITY

Change microcurrent polarity. Repeat to change again.

MICRO

AUDIO TONE ON/OFF

During a microcurrent treatment, turn audio tone on and off.

FUNCTION-INTENSITY
UP & DOWN ARROW
KEYS

CHANGE VOLUME

Change loudness of tone (during microcurrent treatment only)

START

SAVE NEW DEFAULT SETTINGS

Hold for 2 seconds to save defaults for current treatment.

The following key presses are applied only when powering up the device:

AT POWER ON, HOLD DOWN THE FOLLOWING KEYS WHILE THE DEVICE STARTS UP:

TARGET/SWEEP

LEAD TEST MODE

Press and hold on power up to enter Lead Test feature.

START

RESTORE FACTORY SETTINGS

Press and hold on power up and wait for beep to restore factory
default settings.

FUNCTION

ENTER CALIBRATION MODE

Press and hold on power up to enter soundhead calibration mode
(for technicians only)

ULTRASOUND DUTY
CYCLE KEY

ENTER SOUNDHEAD
PARAMETERS

Press and hold on power up to enter soundhead parameter entry
mode (for technicians only)

FUNCTION-TIME MODE
KEY
(Rev 1.02 and later)

DISABLE CONDUCTANCE BAR
GRAPH

Press and hold these keys at the same timeto disable the
conductance bar graph for treatment setup (the graph will still be
available for viewing after a treatment has started). After the
device starts up, select 1 (in the intensity screen) to turn the option
on and 0 to turn the option off.

FUNCTION-INTENSITY
DOWN ARROW
(Rev 1.02 and later)

DISABLE ULTRASOUND COUPLING
DETECTION

Press and hold these keys to disable the ultrasound coupling
detection feature. The Time display will show the current setting
briefly: CP1=feature on, CP0=feature off. Repeat this step to
revert to the prior setting.