Nikon Retinomax User manual

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Instructions
NIKON CORPORATION
TOKYO, JAPAN

Nikon Retinomax Operation Manual
Foreword
Thank you for purchasing Nikon Retinomax.
For proper operation .prior to for quick reference using the Nikon Retinomax, read this operation
manual be sure to use this instrument correctly. After reading, keep this manual in a convienitifly
located place to which you can easily access.
For simplicity, throughout this manual, the Retinomax measuring unit (measuring unit), the Retinomax
printer, and the Retinomax station are referred to as the measuring unit, the printer, and the station
respectively.
Notes
(1) No reproduction in any form of this manual, in whole or in part (except for brief quotation in critical
articles or reviews), may be made without written authorization from NIKON CORPORATION.
(2) The information contained in this manual is subject to change without notice.
(3) If you find any discrepency, error or omission herein, please notify your dealer of it.
(4) Notwithstanding the paragraph (3) above, Nikon shall not be liable for incidental or consequential
damages resulting from the use of this product.

T a b I e of Con t en t s
1. Precautions for Operations... . 3
(1 ) Safety Precautions.3
( 2 ) Environmental Requirements.4
(3) Handling Precautions.4
(4) Maintenance. 4
( 5 ) Cautions on the Battery Pack.5
2. Package Contents...6
3, Nomenclature. 7
Measuring Unit (Patient side) . 7
Measuring Unit (Operator side).8
Measuring Unit Switch Panel.9
Station.10
Station rear view.10
Printer . . 1 1
Printer bottom view.1 1
Retinomax System Configuration.1 1
4. Preparation. 1 3
5. C h arging the Battery Pack..15
(1 ) Automatic charging of measuring unit battery pack.15
1 ) Replacing the battery Pack.15
2) Automatic charging.16
( 2 ) Automatic charging if the printer battery pack.17
1 ) Replacing the battery Pack.17
2) Automatic charging.18
( 3) Renewing the battery pack.19
(4) Forced charging.20
( 5 ) Charging the optional spare battery pack.21
(6 ) Advise and Confirmation.21
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6. Measurement Method...22
(1 ) Measurement.22
Measurement Screen.22
1 ) Before measurement.23
2 ) Measurement procedure.23
Automatic Fogging System.26
Power Saving.26
The lOL eyes measurement.26
(2) Hint for successful measurement.27
When the right and left eyes cannot correctly be identified.27
Measurement with bed-ridden patients (45,90 or 135').28
When the measurement is not successfully done due to oscillation
or quick movement of eyes (QUICK mode).28
Using the Forehead Rest.29
When correct measured values are not obtained.30
( 3 ) Printout.31
Setting the Printer DIP Switch.34
Representative Values.35
Battery operation of the Printer.35
7 ■ Initial Settings..........36
(1 ) Environment Setting (SETUP) Screen.36
( 2 ) CLOCK Screen.37
(3) Patient number setting Screen.38
(4) MESSAGE Input Screen.39
(5) OUTPUT unit pre-setting Screen.40
8. Maintenance................ 41
(1 ) Replacing Paper Roll.41
(2 ) Fuses replacement.43
( 3 ) Cleaning the Forehead Rest.43
(4) Cleaning the Measuring Window.44
( 5) Model Eye.44
9. Connection with an External Device.....45
1 0. Using the AC-adapter (option).............45
1 1 . Troubleshooting ...........46
1 2 . Specification..........48
1 3 . Index..—............50
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Precautions for Operations
You must observe the following instructions. Nikon is not responsible for the impaired safety or
reliability of this product due to your failure to follow the correct operating procedure.
(a) Do not set this instrument up other than as specified in this manual.
(b) Nobody other than Nikon-qualified sales or service personel should adjust or repair this instrument.
(c) Use this instrument only according to the instructions specified in this manual. Do not perform any
operations which is not described.
(1) Safety Precautions _
1) Never disassemble this instrument (which contains hazardous high-voltage parts which
can cause injury).
2) Do not drop the Retinomax. Use the accompanying strap when handling the measuring
unit and printer. Do not drop on the Retinomax.
3) Take precaution that the measuring unit does not
bump against the patient's face (when moving it
toward the patient or in the right or left direction).
(2) Environmental Requirements
1) The best environment for operation is between approximately 10-30* C room temperature,
and 70% or less humidity.
2} The Retinomax is not waterproof and therefore must not be placed in an environment
where water (such as rainwater) may come in contact with the unit.
3) When dew forms on the instrument, do not use it until the dew evaporates.
4) The Retinomax is reasonably dustproof, but use it away from dust.
5) Put on the place where air the station and printer. And do not put a thick cloth or paper
under the station and printer, because there raditate heat, in the charging case.
6) The best place for operation is in a dimly lit room.
The measuring window should not be subject to
bright, brightly light, because the measuring
accuracy may be reduced.
3

3) Handling Precautions _
1) Do not hold any part other than the grips of the measuring unit (such as the view finder or
forehead rest).
2) Handle the measuring unit with caution.
3) Do not unnecessarily swing the measuring unit.
4) Do not touch the contact points of the connectors or the charging terminals with your hand or
metal. If the contact points are stained, became farhshed turn the power switch off and wipe
them with dry and a soft cloth.
5) Do not place the measuring unit or the printer near any magnetic object.
6) Hold the plug when disconnecting the power cable or the optional communication cable
from the outlet or connector to not break or damage the cable.
7) Use only the Nikon-designated battery pack and optional AC adapter.
8) Never short-circuit the terninals the charging of the charging case. If you short-circuit the
teminal will blow the fuses.
4) Maintenance _
1) The measuring unit is a precision optical
instrument. If the measuring window glass is
smudged with grease from the patient's nose,
finger prints or dust, accurate measured values
will not be obtainable. Keep the measuring
window glass clean.
When you clean the glass, be careful not to scratch
or break it (see "(4) Cleaning the measuring window” in page 44).
2) After operation, turn the power switch off and cover the instrument with the vinyl cover
provided.
4

(5) Pre Cautions for the Battery Pack _
1) Use only the DURACELL nickel-hydrogen battery DR10 (manufactured by Duracell).
Nikon will not assure proper operation if you use any other type of battery pack.
2) Never disassemble the battery pack.
3) Never short-circuit the battery pack terminal, because you may get burned by the
generated heat. Take recaution so that any metal (such as a coin and clip) does not touch the
terminal.
4) Charge the battery pack with the specified printer or station (if the battery pack is installed
in the measuring unit).
5) Do not expose the battery pack to any source of excessive heat or flames, because it may
explode, leak or cause a fire.
6) Do not leave the battery pack in an excessively hot place (such as inside a car).
7) Not using the measuring unit or printer, remove battery.
8) If the metal terminal of the battery pack is tarnished, wipe it with a dry and soft cloth.
9) Do not jar or drop the battery pack.
5

Package Contents
When opening the package, make sure that ail the following items are included.
Measuring unit (1) Station (1) Printer (1)
Strap (1) Blower (1)
Power cable set (1)
Fuse (2)
Vinyl cover (1)
AC adapter (1) DC cord (1) Communication cable (1)
Carrying case (1)
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I l3 . Nomenclature FH]
Measuring unit (Patient side)
Front
Measuring head.Incorporates the measuring mechanism.
Anterior segment illuminating window.Lights the anterior segment.
Rubber pad.Shock absorbing rubber, this cushion is used when placing the measuring
unit on the station.
Eye sensor. Automatically identifies the patient's right and left eyes by using ultrasonic
waves.
Measuring window ... The patient looks at the target (see Figure 6-4 in page 23) through this
window.
Battery charge contacts (three terminals).Connected with the charging contact of the station
(see page 10) to charge the battery pack (see page 16).
READY key.Starts and ends measurement (see page 23).
Forehead rest.Pressed against the patient's forehead to stabilize the measuring unit (see page
29).
d) Vertical eye position target line.Align with the patient's eye to determine the correct height
(see page 24).
® Horizontal eye position target line . Align with the patient’s eye to determine the correct
horizontal position (see page 24).
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Measuring unit
(Operator side)
® Switch panel.See "Measuring unit Switch Panel" in page 9 and "Measurement Method" in page 22.
® Strap eyelet.Attach the strap through this eyelet (see page 13).
(0 Grip.Hold this grip with your hand to handle when using the measuring unit.
View finder.Look at the patient’s eye through this view finder for measurement alignment.
® Power connector... Connect an optional AC adapter with this connector to supply power to the
measuring unit from an outlet.
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