Firefly DE550 User manual

1 Firefly DE550/551 User Manual Version: 1.7
WIRELESS OTOSCOPE
THANKS FOR SELECTING A WIRELESS FIREFLY OTOSCOPE
7RWDNHIXOODGYDQWDJHRIWKLVSURGXFW¶VDGYDQFHGFDSDELOLWLHV,
and to properly and safely use this product, please read the manual carefully.
DE550/551
User Manual

2 Firefly DE550/551 User Manual Version: 1.7
Copyright 2012 by Firefly Global. All rights are reserved. No one is permitted to reproduce or duplicate,
in any form, this manual or any part thereof without permission from Firefly Global
(www.fireflyglobal.com).
Firefly Global assumes no responsibility for any injury, or for any illegal or improper use of the product,
that may result from failure to use this product in accordance with the instructions, cautions, warnings,
or indications for use published in this manual.
Software in this product is copyright of Firefly Global and its vendors. All rights are reserved. The
software is protected by U.S. and international copyright laws and international treaty provisions
applicable worldwide. Under such laws, the licensee is entitled to use the copy of the software
incorporated with this instrument as intended in the operation of the product in which it is embedded.
The software may not be copied, decompiled, reverse-engineered, disassembled or otherwise
reduced to human-perceivable form. This is not a sale of the software or any copy of the software; all
rights, title, and ownership of the software remain with Firefly and/or its vendors.
Caution: Changes or modifications not expressly approved by Firefly Global will YRLGWKHSXUFKDVHU¶V
authority to operate the equipment and its warranty.
This equipment has been tested and found to comply with the limits for a Class
B digital device, pursuant to Part 15 of the FCC Rules. These limits are
designed to provide reasonable protection against harmful interference in a
residential installation. This equipment generates uses and can radiate radio
frequency energy and, if not installed and used in accordance with the
instructions, may cause harmful interference to radio communications.
However, there is no guarantee that interference will not occur in a particular
installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment off and
on, the user is encouraged to try to correct the interference by one or more of
the following measures:
-- Reorient or relocate the receiving antenna.
-- Increase the separation between the equipment and receiver.
-- Connect the equipment into an outlet on a circuit different from that to which
the receiver is connected.
-- Consult the dealer or an experienced radio/TV technician for help

3 Firefly DE550/551 User Manual Version: 1.7
TABLE OF CONTENTS
Table of Contents........................................................................................................3
Introduction................................................................................................................4
Warnings & cautions...................................................................................................5
Warning .................................................................................................................................. 5
Caution ................................................................................................................................... 5
Check List.................................................................................................................... 7
Nomenclature .............................................................................................................9
Setting up optional F.O.V extender and specula:....................................................................... 11
Connect to PC˖.................................................................................................................... 12
Power the Device On˖........................................................................................................... 12
Charging Battery:................................................................................................................... 12
Channel Mapping: .................................................................................................................. 13
Using the Firefly Otoscope System: ........................................................................................ 13
Recommended holding position:.............................................................................................. 14
Brightness Adjustment: .......................................................................................................... 14
Using the image capture control:............................................................................................. 14
Using Focus:.......................................................................................................................... 15
Standby and Remove device: .................................................................................................. 16
Launch the Software Application: ............................................................................................ 17
Viewing the Images: .............................................................................................................. 17
Maintenance and service .......................................................................................... 20
Cleaning recommendation....................................................................................................... 20
Recycling the system components............................................................................................ 20
Service policy......................................................................................................................... 21
Specifications............................................................................................................ 22
Limited Warranty .................................................................................................... 23
Troubleshooting........................................................................................................25
Frequently Asked Questions (FAQs):........................................................................................ 25

4 Firefly DE550/551 User Manual Version: 1.7
INTRODUCTION
The Wireless Firefly Otoscope System consists of a wireless digital Otoscope, a compact USB receiver,
software application and a charge cable. Only a computer equipped with a free USB port is needed to use
the system.
The Wireless Firefly Otoscope System is designed for effective operation under a variety of conditions and
typical video parameters are set at the factory. The software allows users to adjust most parameters
including Saturation, Hue, Brightness, Contrast and Sharpness for desired applications.
System Requirements
The Firefly Otoscope System requires a user PC system running Windows XP Service Pack 2 or later
operating system, a viewing screen, and a PC with an available USB 1.1 or 2.0 port.
Intended use
The Wireless Firefly Otoscope System is intended to allow inspection of the external ear, ear canal, and
tympanic membrane under magnification. A secondary use of may be for general illumination of the throat
and/or nasal cavities or assessing flexibility of the tympanic membrane.
User Profile
The Wireless Firefly Otoscope System is intended for applications such as:
Science Education
Medical examinations
Veterinarian use
Self health monitoring

5 Firefly DE550/551 User Manual Version: 1.7
WARNINGS &CAUTIONS
Please familiarize all operating personnel with the general safety information in
this summary. Specific warnings and cautions are also found throughout this
manual.
Warning
A warning statement in this manual identifies a condition or practice which if
not corrected or discontinued immediately, could lead to injury, illness, or
death.
Do not use in the presence of flammable anesthetics.
This product has no user serviceable/replaceable parts. Please refer all
service to authorized service personnel.
This instrument is not intended to be used in the eye.
This product generates and records reference images from inputs obtained
from the software application FireflyPro. These reference images are not
intended for medical or other diagnostic purposes.
Caution
A caution statement in this manual identifies condition or practice, which if not
corrected or discontinued immediately, could lead to equipment failure,
equipment damage, or data loss.
In order to obtain optimum performance and ensure patient safety, thoroughly
read this manual.
Do not use the Firefly Otoscope if you notice any signs of damage to the
components of the system. Contact customer service for immediate assistance.
Do not attempt to disinfect the Firefly Otoscope System using glutaraldehyde
products, ethylene oxide gas, steam or any other liquid or gas disinfectant.
The signal output (USB Port) connector is intended for connection of only
devices complying with IEC 60601-1, or other IEC standards (for example,
IEC 60950), as appropriate to the device. Connecting additional devices to the
Firefly Otoscope System is not allowed. You are responsible for verifying that
the system complies with the requirements of the system standard IEC
60601-1-1.

6 Firefly DE550/551 User Manual Version: 1.7
This product complies with current required standards for electromagnetic
interference and should not present problems to other equipment or be
affected by other devices. As a precaution, avoid using this device in close
proximity to other equipment.
Do not apply alcohol, chemicals, or water to the lens. Any liquids entering the
optical assembly will damage internal components.

7 Firefly DE550/551 User Manual Version: 1.7
CHECK LIST
Before starting, check that all the following items have been included with your product. If anything is
missing, contact your dealer.
Otoscope x 1pc Receiver x 1 pc Clip (attached to scope) x 1 pc
Software Application CD
Power Adapter x 1pc
100-240V AC to 5V USB DC
Notice: Actual Shape may vary.
Specula (S/M/L) x 3 sets

8 Firefly DE550/551 User Manual Version: 1.7
USB charger cable x 1 pc

9 Firefly DE550/551 User Manual Version: 1.7
NOMENCLATURE

10 Firefly DE550/551 User Manual Version: 1.7
OPERATION
Setting up the otoscope with specula
Only accepts original specula qualified for use with Firefly otoscopes
Plug the specula into the round concave guide in
front.
To remove: Simply pull to unplug the specula.
Ensure a tight fit for proper operation.

11 Firefly DE550/551 User Manual Version: 1.7
Setting up optional F.O.V. extender and specula:
To obtain a deeper view of the subject under examination, the optional Field of View (F.O.V.) extender may
be attached. F.O.V extenders may be ordered separately.
Plug the F.O.V Extender into the round concave
guide in front of the otoscope.
Plug the specula into the round concave guide in
front of the F.O.V. Extender.
To remove: Simply pull to unplug the specula.
Ensure a tight fit for proper operation.

12 Firefly DE550/551 User Manual Version: 1.7
Setting up the software application˖
Prior to using the Firefly Otoscope for the first time, install the FireflyPro software application following the
instructions provided with the installation CD.
Connect to PC˖
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Power the Device On˖
3XVKWKHµ3RZHU%XWWRQ¶DWWKe rear of the otoscope to activate the device. An indicator light will turn on to
confirm the power status.

13 Firefly DE550/551 User Manual Version: 1.7
Charging Battery:
Duration:
The Wireless Firefly Otoscope has a built-in high efficiency lithium battery that enables more than
3.5 hours continuous operation.
Charging the Battery:
Through the mini-USB port at the rear of the otoscope, the embedded battery can be charged
with the provided USB DC cable. The cable must be connected to the USB port of a PC or to the
³86%3RZHU$GDSWHU´ZKLFK can charge directly from a wall outlet.
Overload Protection:
The overload protection circuit will prevent overcharging when the battery is full and the
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Power Indication:
The power indicator light is normally red during operation, but it will turn blue when the
remaining battery life is less than 30 minutes.
The lithium battery is a delicate and consumable item. It is expected to last through years of
use and is guaranteed for twelve months from its purchase against defects. If there is any
battery related issue, please contact customer service immediately. Battery replacement by
unauthorized personnel or replacement with unauthorized batteries may damage the system and
voids the overall warranty.
Channel Mapping:
On the rear right side of the otoscope, there is a switch allowing users to set the
wireless channel. Both the receiver and otoscope must be set to the same channel
for proper operation:
CH 1: channel 1
CH 2: channel 2
CH 3: channel 3
CH 4: channel 4

14 Firefly DE550/551 User Manual Version: 1.7
Using the Firefly Otoscope System:
Recommended holding position:
It is suggested to hold the otoscope, transparent cover forward, with the thumb held on
the equipment. This holding position offers relative stability and allows lens control. The index finger is
still free to rotate and adjust the focus wheel (as shown).
Brightness Adjustment:
On left rear side of the otoscope, a knob allows the user to control the
brightness of the LEDs:
Backward Turn: Decrease Brightness
Forward Turn: Increase Brightness
Using the image capture control:
Press and release the Capture button to capture image
frames. The system will generate a shutter sound from the
PC speaker as confirmation.

15 Firefly DE550/551 User Manual Version: 1.7
Using Focus:
Based on the relative distance of the observed object, the focus wheel can be turned for a clear image.
When a higher magnification is required, the focus wheel can be turned to the left (see below). If a larger
field of view is required, the otoscope can be moved farther away and the wheel turned to the right.
Default Position: 0DWFK³50´WRWKHWULDQJXODUPDUNHU

16 Firefly DE550/551 User Manual Version: 1.7
Standby and Remove device:
To temporarily turn off or remove the device, push and release the power button to the ³2))´
position. The device must also be turned off through the Windows operating system:
aOn your Microsoft Windows Desktop, click My Computer in the
left pane. Double-click the USB Video Device (Wireless
Digital Otoscope in Windows Vista and Windows 7).
After turning off the device through Windows above, the
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port. Using this sequence will avoid transient voltages
from potentially causing hardware damage.

17 Firefly DE550/551 User Manual Version: 1.7
Launch the Software Application:
Double-click the FireflyPro.exe icon on your computer desktop:
Viewing the Images:
FireflyPro software controls your Firefly Otoscope. The Otoscope communicates with the PC
through the USB compact receiver. The user can configure the video properties, review live images,
capture images, record video clips and perform a variety of powerful measurement and
documentation functions.
The main features of FireflyPro are shown below:

18 Firefly DE550/551 User Manual Version: 1.7
Tool bars
The Tools bars enable quick access to the functions of FireflyPro software. The tool bars can be
grouped into Control, Images and Device tool bar sets.
Control tool bars:
Icon Icon Name Function Description
Play Start the video stream preview
Pause Freeze live video image frame
Video Setting Configure video properities
Video Recording Video recording and settings (frame, period, quality, codec etc...)
Undo Undo the previous Rotation, Text Comment and Zoom
Redo Redo the previous Rotation, Text Comment and Zoom
ROI Select region of interest (ROI) on live video stream
Undo ROI Revoke ROI selection
Rotation Rotate live video 0°, 90°, 180°, 270°
Mirror Mirror live video horizontally
Flip Flip live video vertically
Text Comment Add text layer on image
Image Measure Launch image measurement application
Zoom + Zoom-in live video up to 300%
Zoom - Zoom-out live video down to 10%
Zoom Ratio Set Zoom ratio from 10-300
Image tool bars:
Icon Icon Name Function Description
Save Image Store frozen image
Image Capture Capture and store instant image from live video
Image Browsing Browse images in working directory
Working
Directory Pop-up to select working directory path
Displays working directory path

19 Firefly DE550/551 User Manual Version: 1.7
Device Tool bars:
Icon Icon Name Function Description
Device connect Refresh image device connection
Save Check this box to update default resolution settings with
the selected values. New default is saved upon exit.
Resolution Select a video format (Initial default 640x480 YUY2)

20 Firefly DE550/551 User Manual Version: 1.7
MAINTENANCE AND SERVICE
Cleaning recommendation
CAUTION
Do not apply alcohol, chemicals, or water to the lens. Any liquids entering the
optical assembly will damage internal components.
Use a dry cloth to clean the Digital Firefly Otoscope System on a weekly basis.
Recycling the system components
Within the EU
Do not dispose of this product as unsorted mun i cipal refuse. Submit for
separate
collection as specified b y Directive 2002/96/EC of the European
Parliament
and th e Council of the European Union on Waste E l ectr on ic and
Ele c t r i cal Equ i pmen t ( W EEE ).
If this product is contaminated, this directive does not apply. For more
specific disposal information contact Customer Service.
Outside the EU
When the product and its components reach end of life, recycle the product
according to national, state, and loca l regulations .