Quickref ds32umqr v1-1
Contents
1. Getting Started 4 Install batteries NOTE POLARITY Push springs to seat batteries properly Align cover amp close FEATURES Slide open as shown Daniel Smith a Push cover DOWN into grooves to slide easily Cee b Slide closed Do NOT Force If not closing check step a 3 Adjust Volume VOLUME CONTROL behind keys 2 pae Recommended starting level 5 7 then adjust to personal preference 4 Select Mode Bell or Diaphragm Push key to switch between Bell and Diaphragm Mode Green LEDs show Mode until ALL LEDs light up then RELEASE key Device turns off after 120 secs Attention See Reference CD ROM for complete User s Manual Rhythm ds32 See Over for Quick Reference 5 Listening with the ds32 or HOLD C gt LEDs gt RELEASE Eartips face lt q FORWARD Symbol Mnemonic a Bell Curve J looks like a Diaphragm LISTENING 2 Suggested key control Forefinger K for Keys Apply light but firm pressure O Left hand Thumb for Volume Hold Probe steady to reduce artifact Push key to switch between Acoustic Pre set Volume Blue LED OFF Zoom Adjustable Volume Blue LED ON VOLUME CONTROL active when Blue LED ON Push key to activate l Red LED flashes on S1 S2 S 1 S2 Push again to de activate DIAS pre set so2. ies Bell Mode Green Zoom Mode Blue LED On Volume is Adjustable LED Off Volume is Pre Set J Rhythm ds32 Sync Indicator LED S1 S2 Cardiac Timing Push key to activate deactivate See Over and CD ROM for details Select Bell or Diaphragm Green LEDs show selection Control Panel Rhythm ds32 DIAC Thi nklabs HIGH RESOLUTION Volume Control behind Control Panel active when Blue LED is On Tips and Troubleshooting Tips for Best Sound Quality e Apply Probe with light steady contact not excessive pressure Step 5 See Over e The ds32 works best with direct skin contact Avoid using through clothing e Experiment to find a preferred Volume level that optimizes clarity e Load the Reference CD into a computer and READ the User s Manual The Manual contain USEFUL TIPS for obtaining best results Troubleshooting e No Power a Check batteries are inserted correctly Step See Over b Batteries need replacing e No Sound a Increase Volume setting b Check headphone fit See Over e Unexpected interference sounds a Radio station or electromagnetic pickup Change position location b Continuous Buzzing Diaphragm loose tighten Diaphragm Ring c Other noises Possible dust lint or moisture inside Probe Turn off device In dust free environment unscrew Diaphragm ring Wipe inside surface of diaphragm and sensor with an alcohol swab Do no
3. t touch brass sensor plate or diaphragm with fingers Allow to dry evaporate naturally then close unit e Problem unsolved Contact Thinklabs See Over for contact information Power On Push Hold until all LEDs light Zoom Select Pre Set or Adjustable Volume Push key to alternate between augmented Zoom mode and pre set non augmented Acoustic modes then Release Mode Blue LED Function Zoom ON Augmented ADJUSTABLE Volume Fewer Of to zoom in by increasing Volume e l20seconds OR Acoustic OFF non augmented PRE SET Volume similar to acoustic stethoscope RG wv until all LEDs light then Release See Reference CD ROM for complete User s Manual A 2004 Thinklabs inc ds32umqr v1 1 Printed in USA 63 Thinklabs
4. und characteristics similar to a conventional acoustic stethoscope but with enhanced signal quality Zoom Mode provides signal processing augmentation with power boost and Adjustable Volume to zoom in on details Acoustic Mode utilizes electronic signal processing to provide Sync Probe location influences detection as follows e Mitral Apex SI usually detected over S2 e Tricuspid S1 S2 Both possible e Other areas S usually detected over S2 See CD User s Manual for details on the use of Sync www thinklabsmedical com Call 303 521 5023 or service thinklabsmedical com for assistance The EmD Diaphragm detects signals in the sub sonic frequency range to reproduce quiet low frequency heart murmurs Patient chest wall motion or unsteady examiner hand motion can induce large amplitude sub sonic vibrations This can overload the detector and produce signal artifact or cutout It is then helpful to hold the Probe so that the fingers holding the Probe also touch the patient chest wall such as the left edge of the thumb and the fingertips in the above figure The Probe and chest wall then move in unison with a consistent light diaphragm pressure 2004 Thinklabs inc Printed in USA 3 Thinklabs Quick Reference See Over for Getting Started guide 3 Sync Indicator Red Flashes on SI S2 Display Diaphragm Mode Green Low Battery Red Change Batter
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