EZER EDR 7800 User manual

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IMPORTANT NOTICE
IMPORTANT NOTICEIMPORTANT NOTICE
IMPORTANT NOTICE
[Classification under the provision of 93/42/EEC(MDD)] ClassⅠ
ⅠⅠ
Ⅰ
The EDR 7800 is classified as ClassⅠdevice
[For of protection against electric shock] ClassⅠ
ⅠⅠ
Ⅰ
The EDR 7800 is classified as Class I.
This product is always protected when you connect the power supply must be connected to round
included. Class I is a product in which the protection a ainst electric shock does not rely on basic
insulation only, but which includes an additional safety precaution in such a way that means are provided
for the connection of the product to the protective ( round) conductor in the fixed wirin of the installation
in such a way that accessible metal parts cannot become live in the event of a failure in the basic
insulation. Use a power outlet which is equipped with a roundin terminal.
[Degree of protection against electric shock] Type B Applied Part
The EDR 7800 is classified as a device with a Type B Applied Part
[Degree of protection against ingress of liquids] IPX0
The EDR 7800 is classified as IPX0
[Degree of protection against fla ability]
The EDR 7800 is classified as a device not suitable to be used in a potentially flammable environment.
Do not use near flammable materials
[Method(s) of sterilization or disinfection reco ended by the anufacturer]
The forehead rest and chinrest should be wiped usin a cloth dampened with soapy water as necessary
[Mode of operation]
Classification of EDR 7800 : continuous operation
Electroma netic waves dischar ed from mobile phones, radiotele raphs, wireless toys can cause
malfunction of this product. Plase keep away any device that can influence this di ital Refractor.
It is a compulsory obli ation to learn the operatin manual thorou hly, before install, use, repair, wash or
adjust the auxiliary parts of this equipment. For user’s safety, please use this equipment only after
readin all the instructions included in this manual.
Pay a speciall attention to the word “WARNING” or “CAUTION,” which are on all manuals for users and
mana ers.

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SAFETY INFORMATION
SAFETY INFORMATIONSAFETY INFORMATION
SAFETY INFORMATION
Accessory equipment connected to the analo and di ital interfaces must be certificated
accordin to the respective IEC/EN standards (e. . IEC/EN 60950 for data processin
equipment and IEC/EN 60601-1 for medical equipments).
Furthermore all confi urations shall comply with the system standard EN 60601-1-2:2007.
Everybody who connects additional equipment to the si nal input part or si nal output part
confi ures a medical system, and is therefore responsible that the system complies with the
requirements of the system standard EN 60601-1-1:2001.
If in doubt, consult the technical service department or your local representative.
For EU Countries
 The followin mark, the name & address of the EU Representative shows compliance of the
instrument with Directive Council Directive 93/42/EEC of 14 June 1993 as amended by
Directive 2007/47/EC concernin medical devices.
BIOTEK s.r.l.
Via Golfo di Taranto,7
74100 Taranto, Italy
TEL:[phone]
FAX:[phone]
0120

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SYMBOLS
Sy bol Descriptions
TYPE B EQUIPMENT
Protective earth ( round)
Alternatin current
Off (power: disconnect to the mains)
On (power: connection to the mains)
Do not throw away the waste to inappropriate place
Risk of electric shock
Crushin hazard si n
Hand hazard si n
Instruction for user manual
General mandatory action si n
General prohibition si n
General warnin , caution si n
Keep dry symbol
DO NOT Hand Hooks symbol
Fra ile symbol
Recyclin symbol
Handle with care symbol

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Do not build up more than 2 boxes
Manufacture
Europe Representative
Manufacture Date
Only one unit in the box
Temperature between - 40˚C ~ 70˚C
Humidity between 10%RH ~ 95%RH
Air pressure between 500hPa ~ 1060hPa
Shape o
Shape oShape o
Shape of
ff
f P
PP
Plug
luglug
lug
Country Voltage/frequency Shape of plug
Mexico 110V/50Hz Type C&E
Argentina 220V/60Hz Type A
Per 220V/60Hz Type A
Venez ela 110V/50Hz Type C&E
Bolivia & Parag ay 220V/60Hz Type A(Most common) / Type H(Infreq ently)
Chile 220V/60Hz Type A
Colombia 110V/50Hz Type C
Brazil 220V/60Hz
127V/60Hz
Type A
Type C
Ec ador 110V/50Hz Type C&E
USA 120V/60Hz Type A(Hospital Grade)
Canada 120V/60Hz Type A(Hospital Grade)

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General Safety Information
General Safety InformationGeneral Safety Information
General Safety Information
Saftey is the obli ation responsibility of human. Safe use of this device is related with everyone ; installer,
user, operator and device mana er. It’s enforced to read and understand this manual before installin ,
usin , cleanin and repairin this unit and accessories. Please be well acquainted with the label
re ardin safety in special. If not follow the safety instruction in this mamual, it may cause injury or
accident while operate it.
Please do use this unit after readin this well and understandin enou h
Keep at the place easy to find this.
Warning for safety
“CAUTION, WARNING” is to inform of the disaster which may cause a private severe injury or reat loss
of property in case of carelessness
“MANDATORY ACTION SIGN” is to inform of the compulsory obli ation which should follow before use
Prohibition Si n” is to show the eneral prohibited matters related with installation, operation and
mana ement. It may cause a human/physical loss in case of carelessness.
NOTE
NOTENOTE
NOTE
“Note” is to explain the important information related with installation, operation and mana ement. It may
be linked with disaster in case of carelessness.

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Table of Content
Table of ContentTable of Content
Table of Content
IMPORATANT NOTICE
IMPORATANT NOTICEIMPORATANT NOTICE
IMPORATANT NOTICE ..
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SAFETY INFORMATION
SAFETY INFORMATIONSAFETY INFORMATION
SAFETY INFORMATION ..
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SYMBOLS
SYMBOLSSYMBOLS
SYMBOLS…………………
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GENERAL SAFETY INFORMATION
GENERAL SAFETY INFORMATIONGENERAL SAFETY INFORMATION
GENERAL SAFETY INFORMATION ……………………………………………………………………………
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1.
1.1.
1. Characteristics
CharacteristicsCharacteristics
Characteristics ................................
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2. Notice for Use
2. Notice for Use2. Notice for Use
2. Notice for Use ................................
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3. Prerequisite for safety
3. Prerequisite for safety3. Prerequisite for safety
3. Prerequisite for safety ................................
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4. Designations and Functions of Each Parts
4. Designations and Functions of Each Parts4. Designations and Functions of Each Parts
4. Designations and Functions of Each Parts ................................
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4.1 Body of EDR 7800 (Ref.Body) ................................................................................... 14
4.2 Operation Panel....................................................................................................... 15
4.3 Junction Box........................................................................................................... 17
4.4 Accessaries ............................................................................................................ 18
4.4.1 Ref. Body ...................................................................................................................................................................... 18
4.4.2 Operation Panel ........................................................................................................................................................ 19
4.4.3 JUNCTION BOX ......................................................................................................................................................... 19
4.4.4 Converter Box ............................................................................................................................................................. 20
4.5 How to install EDR 7800 ........................................................................................... 21
4.5.1 Notice to install EDR 7800 ................................................................................................................................... 22
5. Basic operation
5. Basic operation5. Basic operation
5. Basic operation ................................
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5.1 How to conrtol Key pad button on OP PANEL.............................................................. 23
5.2 How to control touch screen monitor.......................................................................... 25
6. Test Mode
6. Test Mode6. Test Mode
6. Test Mode................................
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6.1 Why does need Test Mode? ...................................................................................... 30
6.2 Test Mode and Results Copy..................................................................................... 30
6.3 Use of PRESET and AUX OFF Mode........................................................................... 31
6.4 Test of Far Vision and Near Vision ............................................................................. 32
7. Communication with Various Vision Test Devices
7. Communication with Various Vision Test Devices7. Communication with Various Vision Test Devices
7. Communication with Various Vision Test Devices ................................
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7.1 Option setting for Chart Projector (ECP- 5400)............................................................. 34
7.2 Option setting for Auto Ref/ Keratometer (ERK- 7800).................................................. 34
7.3 Load and Save the data of Auto Ref / Keratometer (ERK- 7800) ................................... 34
7.4 Make Use of Built- In Database.................................................................................. 36
8. Choose Menu
8. Choose Menu8. Choose Menu
8. Choose Menu ................................
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8.1 TEST RESULT ......................................................................................................... 37
8.2 SYSTEM CONFIG..................................................................................................... 40
8.2.1 How to control the b tton key .......................................................................................................................... 40
8.2.2 Introd cing each page ........................................................................................................................................... 41

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8.3 EDIT PROGRAM and EDIT TEST................................................................................. 48
8.3.1 Edit C stom program ............................................................................................................................................. 48
8.3.2 Edit C stom Tes t ....................................................................................................................................................... 53
8.4 EDIT MESSAGE........................................................................................................ 55
8.4.1 Edit the name of C stom program .................................................................................................................. 57
8.4.2 Edit the name of C stom test ............................................................................................................................ 57
8.4.3 Edit C stom G ide Message ............................................................................................................................... 58
8.4.4 Edit shop name .......................................................................................................................................................... 58
8.5 GALLERY................................................................................................................ 59
8.6 ABOUT ................................................................................................................... 60
9. Basic Programs Operation
9. Basic Programs Operation9. Basic Programs Operation
9. Basic Programs Operation ................................
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9.1 Start System- Defined Basic Program.......................................................................... 61
9.1.1 Adj stment of the SPH-CYL-AXIS Val e ........................................................................................................ 61
9.1.2 Cross Cylinder Test sing Dots Chart (AXIS) ............................................................................................... 63
9.1.3 Cross Cylinder Test sing Dots Chart (CYL) ................................................................................................. 63
9.1.4 Red/Green Balance Test for single eye .......................................................................................................... 64
9.1.5 Check the Power of Glasses f or Right Eye ................................................................................................... 64
9.1.6 Adj stment of the SPH-CYL-AXIS Val e ........................................................................................................ 65
9.1.7 Cross Cylinder Test sing Dots Chart (AXIS) ............................................................................................... 66
9.1.8 Cross Cylinder Test sing Dots Chart (CYL) ................................................................................................. 66
9.1.9 Red/Green Balnace Test for single eye .......................................................................................................... 67
9.1.10 Check the Power of Glasses for Left Eye .................................................................................................... 67
9.1.11 Binoc lar Balance Test a t Polarized Light .................................................................................................. 68
9.1.12 Check the Power of Glasses for both eyes ................................................................................................ 68
9.1.13 Far Distance Vertiacl Coincidence(Aniseikonia) Test ............................................................................. 69
9.1.14 Near Distnace Cross Grid T e s t ......................................................................................................................... 70
9.1.15 Near Vision Test with Addition (Near VA with ADD) ............................................................................ 70
9.1.16 Near Distance Horizontal / Vertical Von Graefe Test ........................................................................... 71
10. Unit Test
10. Unit Test10. Unit Test
10. Unit Test ................................
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10.1 Near Vision Test with Addition (Near VA with ADD)...................................................... 73
10.2 Near point of convergence test) ............................................................................... 74
10.3 Near Point of Accommodation Test........................................................................... 75
10.4 Near Addition Test using Cross Grid ......................................................................... 76
10.5 Negative Relative Accommodation test ...................................................................... 77

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10.6 Positive Relative Accommodation............................................................................. 78
10.7 Negative Relative Convergence................................................................................ 79
10.8 Positive Relative Convergence ................................................................................. 80
10.9 Cylinder Power Test ............................................................................................... 81
10.10 Cylinder Axis Test................................................................................................. 82
10.11 (Monocular) Red/Green Test.................................................................................. 83
10.12 Jackson Cross Cylinder Test.................................................................................. 84
10.13 Dual Cross Cylinder Test ....................................................................................... 85
10.14 Cross Grid Test.................................................................................................... 86
10.15 Horizontal Maddox Rod Test .................................................................................. 87
10.16 Vertical Maddox Rod Test...................................................................................... 88
10.17 Binocular Balance Test at Polarized Light ................................................................ 89
10.18 Worth For Dots Test (Worth 4 dots) ........................................................................ 90
10.19 Schober Test ....................................................................................................... 92
10.20 Vertical Coincidence(Aniseikonia) Test .................................................................... 94
10.21 Phoria Test without Fixation ................................................................................... 95
10.22 Phoria Test with Fixation ....................................................................................... 97
10.23 Horizontal Von Graefe Test.................................................................................... 99
10.24 Vertical Von Graefe Test.......................................................................................100
10.25 Minute Stereo Acuity Test.....................................................................................101
11. Etc. Convenient Function
11. Etc. Convenient Function11. Etc. Convenient Function
11. Etc. Convenient Function ................................
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11.1 Field Selection Shortcut Key...................................................................................102
11.2 SPH Large step value change.................................................................................102
11.3 SOFT Rest compulsively ........................................................................................102
11.4 Test Mode Comparison (COMPARE function)............................................................103
11.5 Menu DialogBox Shortcut Key.................................................................................103
11.6 AUX.LENSES DialogBox Shortcut Key ......................................................................103
11.7 PD DialogBox Shortcut Key ....................................................................................103
11.8 SYSTEM TEST Shortcut Key....................................................................................104
11.9 AGE Shortcut Key .................................................................................................104
11.10 WD Shortcut Key.................................................................................................104
11.11 NRA/PRA Shortcut Key.........................................................................................104
11.12 NRC/PRC Shortcut Key ........................................................................................104
11.13 NPC/NPA Shortcut Key ........................................................................................104
11.14 VFPrism Shortcut Key ..........................................................................................104
11.15 LAMP Shortcut Key..............................................................................................105
11.16 TEST RESULT Shortcut Key ..................................................................................105
11.17 SYSTEM CONFIG Shortcut Key..............................................................................105
11.18 EDIT PROGRAM, EDIT TEST Shortcut Key...............................................................105