Topcon MC-4S User manual

USER MANUAL

MIRROR CHART

MC-4S

1

INTRODUCTION

Thank you for purchasing the TOPCON Mirror Chart MC-4S.

INTENDED USE / INDICATIONS FOR USE

This instrument is the visual acuity chart which is used in conjunction with the CV-5000.

(Unless this instrument is connected to the CV-5000, it cannot operate as a visual acuity

chart.)

FEATURES

This instrument has the following features:

• The active chart in which the targets are changed and moved is installed.

You can observe the patient's eye condition with the target's move.

• The animation playback function is installed. You can check a variety of visual conditions

by watching the displayed image.

• You can set the installing distance to 60cm, 80cm, 95cm, 1m and 1.5m*.

* Only when selecting the H1 type.

PURPOSE OF THIS MANUAL

To ensure the best use of the instrument (safely and efficiently), please carefully read "DIS-

PLAYS AND SYMBOLS FOR SAFE USE" and "GENERAL SAFETY INFORMATION" and

familiarize yourself with the correct safety procedures prior to operating the MC-4S.

Keep the user manual on hand for future reference.

This instrument should be used in conjunction with a CV system.

There are three methods to operate the MC-4S through the CV-5000.

• Operate the MC-4S with the 1Dial Controller KB-50S.

• Connect the mouse to the monitor and operate the MC-4S with the mouse.

• Connect a personal computer to the CV-5000 and operate the MC-4S with it.

This manual is made according to operation with the KB-50S. In the case of "Mouse opera-

tion" and "Personal computer operation", you may use this manual by changing the words to

the specified ones as shown in the following table.

KB-50S

operation

Mouse

operation

Personal computer

operation

Controller unit/CV software

screen of 1Dial Controller

Notation Switch Button Button

Action Press Click Click

Display of

setting menu

[Shift]+

[Menu]

[Settings]

button

[Settings]

button

Display of

test list

[Shift]+[Prog] [Examination

list]

[Examination list]

Monitor unit/CV software

screen of 1Dial Controller

Action Touch Click Click

2

1. No part of this manual may be copied or reprinted, in whole or in part, without prior written

permission.

2. The contents of this manual are subject to change without prior notice and without legal

obligation.

3. The contents of this manual are correct to the best of our knowledge. Please inform us of

any ambiguous or erroneous descriptions, missing information, etc.

4. Original Instructions

This instruction manual was originally written in English.

3

CONTENTS

INTRODUCTION .............................................................................................................................. 1

GENERAL SAFETY INFORMATION ............................................................................................... 5

GENERAL MAINTENANCE INFORMATION ................................................................................... 7

DISCLAIMERS ................................................................................................................................. 7

DISPLAYS AND SYMBOLS FOR SAFE USE ................................................................................. 8

POSITIONS OF WARNING AND CAUTION INDICATIONS ........................................................... 9

BEFORE USE ...............................................................................................................................10

STANDARD COMPONENTS ......................................................................................................... 10

NOMENCLATURE .................................................................................................................... 11

NOMENCLATURE OF ALIGNMENT EMITTER ............................................................................ 12

PREPARATION BEFORE USE ....................................................................................... 13

INSTALLING THE INSTRUMENT .................................................................................................. 13

CONNECTING TO COMPU-VISION CV-5000 .............................................................................. 14

CONNECTING THE POWER CORD ............................................................................................. 15

PILOT LAMP STATUS ................................................................................................................... 16

REGISTERING THE VISUAL ACUITY CHART ............................................................................. 16

SETTING THE INSTALLING DISTANCE ...................................................................................... 18

SETTING THE ALIGNMENT EMITTER ......................................................................................... 19

HOW TO ADJUST ALIGNMENT .................................................................................................... 20

INDICATION OF CHART ...................................................................................................... 21

TEST CHART LIST ........................................................................................................................ 21

OPERATION AFTER USE ............................................................................................................. 26

CHART FUNCTIONS UNIQUE TO THE MC-4S .................................................. 27

BLACK-AND-WHITE REVERSING FUNCTION ............................................................................ 27

CHARACTER CONTRAST CHANGING FUNCTION .................................................................... 29

ACTIVE CHART ............................................................................................................................. 34

DISPLAY OF STILL IMAGE/MOVIE .............................................................................................. 39

REGISTRATION (USER CUSTOMIZE) AND DISPLAY/PLAYBACK OF

STILL IMAGES/MOVIES ................................................................................................................ 47

SETTING THE VISUAL ACUITY CHART ...................................................................................... 52

MAINTENANCE .......................................................................................................................... 57

DAILY CHECKUPS ........................................................................................................................ 57

USER MAINTENANCE ITEMS ...................................................................................................... 58

REPLACING THE BATTERY ......................................................................................................... 58

BEFORE REQUESTING SERVICE .............................................................................. 59

TROUBLE SHOOTING GUIDE ...................................................................................................... 59

4

SPECIFICATIONS & PERFORMANCE ..................................................................... 62

SPECIFICATIONS BY ITEMS ........................................................................................................62

OTHER SPECIFICATIONS ............................................................................................................ 62

GENERAL INFORMATION ON USAGE AND MAINTENANCE .............. 63

PURPOSE OF USE/EFFICACY OR EFFECT ............................................................................... 63

ENVIRONMENTAL CONDITIONS FOR USE ................................................................................ 63

STORING METHOD, USAGE PERIOD AND OTHERS ................................................................ 63

ELECTRIC RATING ....................................................................................................................... 64

DIMENSIONS AND WEIGHT ......................................................................................................... 64

SYSTEM CLASSIFICATION ..........................................................................................................64

OPERATION PRINCIPLE .............................................................................................................. 65

CHECKPOINTS FOR MAINTENANCE .......................................................................................... 65

DISPOSAL ..................................................................................................................................... 65

PATIENT’S ENVIRONMENT ......................................................................................................... 66

REQUIREMENTS FOR THE EXTERNAL DEVICE ....................................................................... 66

ELECTROMAGNETIC COMPATIBILITY ....................................................................................... 67

REFERENCE MATERIAL .................................................................................................... 71

SHAPE OF PLUG .......................................................................................................................... 71

5

GENERAL SAFETY INFORMATION

WARNINGS

Preventing Electric Shock and Fire.

To avoid injury, do not touch the terminal while the AC adapter is in use.

To avoid fire and electric shock, install the instrument in a place free of water and other liquids.

To avoid fire and electric shock, do not insert metal objects into any clearance, etc.

To avoid fire in the event of an instrument malfunction, immediately turn off the power switch and

remove the power plug from the outlet if you see smoke coming from the instrument or if you detect

other problems. Don't install the instrument where it is difficult to disconnect the power plug from the

outlet. Ask your dealer for repairs.

6

CAUTIONS

Preventing Electric Shock and Fire.

Set the test distance of the instrument correctly.

[The reliability of the measurement result may be lowered.]

Be careful not to damage the chart window or stain it with fingerprints, dust or other contaminants.

[The reliability of the measurement result may be lowered.]

Electromagnetic Compatibility (EMC)

This instrument has been tested (with 100V/230V) and found to comply with IEC60601-1-2 Ed.3.0:

2007.

This instrument radiates radio frequency energy within standard and may affect other devices in the

vicinity.

If you have discovered that turning on/off the instrument affects other devices, we recommend you

change its position, keep a proper distance from other devices, or plug it into a different outlet. Please

consult the dealer from whom you purchased the instrument if you have any additional questions.

Connect devices complying with UL60950/UL60950-1, UL60601-1 or IEC60950/ IEC60950-1 to the

MC-4S. Ask the authorized Topcon representative service engineer to connect the device.

7

GENERAL MAINTENANCE INFORMATION

USER MAINTENANCE

To ensure the safety and performance of this instrument, all maintenance work, unless specified in this

manual, shall be conducted by trained service engineers.

The following maintenance tasks may be done by the user.

For details, see "MAINTENANCE" in this manual.

CLEANING THE CHART WINDOW

The chart window of the instrument can be cleaned by the user. For details, refer to “Cleaning the

chart window” on page 57 in this manual.

CHECKING THE SCREW FOR THE SUPPORT METAL FIXTURE FOR LOOSE-

NESS

The user can check if the screws for the support metal fixture are loose. For details, refer to “USER

MAINTENANCE ITEMS” on page 58 of this manual.

DISCLAIMERS

• TOPCON shall not take any responsibility for damage due to fire, earthquakes, actions by third per-

sons and other accidents, or damage due to negligence and misuse by the user and any use under

unusual conditions.

• TOPCON shall not take any responsibility for damage derived from inability to properly use this

instrument, such as loss of business profit and suspension of business.

• TOPCON shall not take any responsibility for damage caused from using this instrument in a man-

ner other than that described in this user manual.

• Diagnoses made shall be the responsibility of pertaining doctors and TOPCON shall not take any

responsibility for the results of such diagnoses.

8

DISPLAYS AND SYMBOLS FOR SAFE USE

To encourage safe and proper use and to prevent danger to the operator and others or potential damage

to property, important cautionary messages are placed on the instrument body and inserted in the instruc-

tion manual.

We suggest that everyone using the instrument understands the meaning of the following displays, icons

and text before reading the "GENERAL SAFETY INFORMATION" and observes all listed instructions.

DISPLAYS

SYMBOL

*: for USA and Canada

Display Meaning

WARNINGS

Indicates a potentially hazardous situation which, if not avoided,

could result in death or serious injury.

CAUTIONS

Indicates a potentially hazardous situation which, if not avoided, may

result in minor or moderate injury.

NOTES

Useful functions to know. Paying attention to these will prevent the

problems noted.

Symbol

IEC/ISO

Publication

Description

IEC 60417-5032 Alternating Current

IEC 60417-5031 Direct current

IEC 60417-5957 For indoor use only

IEC 417-5265

“Off” (only for a part of

EQUIPMENT)

IEC 417-5264

“On” (only for a part of

EQUIPMENT)

ISO 7010-W001 General warning sign

ISO 7010-M002

Refer to the instruction man-

ual.

ISO 7000-2497 Date of manufacture

ISO 7000-2498 Serial number

Not applicable

WEEE Directive 2002/96/

EEC

Separate collection is neces-

sary

*

Symbol

IEC/ISO

Publication

Description

Not applicable

Polarity

Centre positive symbol

Not applicable The polarity of the batteries

ISO 7000-3082 Manufacturer

ISO 15223-1

Authorised Representative in

the European Community

VGA *

Used to enter the VGA sig-

nal. (This is not used when

using the product.)

DVI *

Used to enter the DVI signal.

(The image cable, which is

an accessory, is connected

to this.)

POWER *

Used to connect the AC

adapter. (The AC adapter,

which is an accessory, is

connected to this.)

9

POSITIONS OF WARNING AND CAUTION INDICATIONS

To ensure safety, the machine provides warning displays.

Use the instrument correctly by observing the display instructions. If any of the following display labels are

missing, contact your TOPCON dealer or your local Topcon office listed on the back cover of this manual.

* Do not connect any equipment to these connections, other than what is listed in the standard compo-

nents table on page 10.

No. Label Meaning

1

WARNING

To avoid injury caused by electric shock, do not open the cover.

Ask your dealer for service.

2

WARNING

Do not the touch the terminal while using the AC adapter.

Doing this may cause injury.

3

CAUTION

Only install the maintenance cap when cleaning the instrument. If

you do not follow this, the chart may not be displayed correctly and

cause an incorrect test result.

4

CAUTION

Install the support metal fixture. If you fail to install this, the instru-

ment may fall and injure someone.

5

CAUTION

Use an AC adapter of the following rating for this instrument.

100V: 12V 2.5A ( )

220-240V: 12V 5A ( )

If you use an adapter which is outside of the above rating, the instru-

ment may be damaged.

1

3

2

4

5

10

BEFORE USE

STANDARD COMPONENTS

The table below shows the standard components. Make sure that you have all of the components.

The numerical value in ( ) shows the quantity. If one of the standard components is not included in the

package, contact your dealer or your local TOPCON office (listed on the back cover).

* BPM030S12F04 (for USA and Canada)

JMW160KA1200F09 (for outside the USA and Canada)

User manual /

Instruction manual (1)

Power cord (1) AC adapter (1) *

Dust cover (1) Alignment emitter (1) Dry battery (2)

Image cable (1)

USER MANUAL

MIRROR CHART

MC-4S

11

NOMENCLATURE

Front surface

Chart window: The patient watches the chart through this window.

Power switch/Pilot lamp: The pilot lamp indicates the power status of the instrument. The pilot

lamp is lit in orange when the instrument is plugged into the outlet.

When the power switch is turned ON, this lamp is lit in green and the

instrument can receive the image signal.

Maintenance cap: Use this in maintenance.

Sensor detector unit: This unit receives the signal from the alignment emitter to adjust the

eye position.

CAUTIONS

To avoid electric shock, do not touch the external connection terminal

and the patient at the same time.

2

3

1

4

1

2

3

4

12

NOMENCLATURE

Lower rear surface

Analog VGA connector: Usually this is not used.

DVI connector: Used to connect with the external devices (CV-5000 only). Ask the

service personnel to connect the instrument with the external

devices.

AC adapter jack: Used to connect the AC adapter.

Support metal fixture: This reinforces the instrument's stability.

Screw for support metal fixture:These affix the support metal fixture onto the instrument.

Adjuster: Used to adjust the inclination when installing the instrument.

NOMENCLATURE OF ALIGNMENT EMITTER

NOTES

Cover is attached to the analog VGA connector. Don't use this connector.

8

5

9

6

10

7

5

6

7

8

9

10

Magnet

Battery cover

Light emitting unit

Switch

Cover

13

PREPARATION BEFORE USE

INSTALLING THE INSTRUMENT

CAUTIONS

• Be careful not to damage the chart window or stain it with fingerprints,

dust or other contaminants.

The reliability of the measurement result may be lowered.

• Tighten the screws for the support metal fixture securely so they can-

not be loosened. If the screw becomes loosened, the instrument may

fall and cause damage and/or injury.

• To remove the support metal fixture, ask your service personnel. If the

instrument is not installed along a wall, it may fall and cause injury.

NOTES

On the chart window, there is sometimes noticeably unevenness on the back-

ground due to interfering light. To prevent sunlight or interfering light from com-

ing in contact with the chart window directly, change the installation location or

the direction of the instrument.

14

PREPARATION BEFORE USE

CONNECTING TO COMPU-VISION CV-5000

This instrument is connected to the CV system and is used as a visual acuity chart.

As shown below, connect the image cable to the DVI connector of this instrument.

Refer to the CV-5000 user manual for the connection method for the CV system.

NOTES

This instrument can only be connected to the following devices: CV POWER

SUPPLY UNIT WITH BUILT-IN PERSONAL COMPUTER or the personal com-

puter connected to the CV POWER SUPPLY UNIT WITH EXTERNAL PER-

SONAL COMPUTER. This instrument cannot be connected to the CV power

supply unit and the personal computer connected with the CV power supply

unit.

CV-5000

CV system

MC-4S

15

PREPARATION BEFORE USE

CONNECTING THE POWER CORD

1 Connect the AC adapter to the AC adapter jack on the lower rear surface.

2 Connect the power cord to the AC adapter.

3 Insert the power cord plug into the 3-plug AC outlet with proper grounding.

WARNINGS

• To avoid fire and electric shock in case of leakage, be sure to use a

grounded outlet. Do not connect to outlets that are not grounded.

• To avoid electric shock, use only the attached AC adapter.

CAUTIONS

To avoid electric shock, do not handle the plugs with wet fingers.

16

PREPARATION BEFORE USE

PILOT LAMP STATUS

The pilot lamp color in each instrument status is shown below.

(1) OFF: AC adapter; Not connected.

Power switch; ON/OFF

(2) Lit in orange: AC adapter; Connected.

Power switch; OFF

(3) Lit in green: AC adapter; Connected.

Power switch; ON

REGISTERING THE VISUAL ACUITY CHART

Operate this instrument through the CV system. This chapter will explain the setting procedure of the

visual acuity chart that is necessary to use this instrument.

1 Turn on this instrument and the power supply unit.

* When operating through a personal computer:

When using this instrument by connecting to a personal computer, it is necessary to display

the desktop on the screen before starting the CV software. Set “Resolution: 640 x 480, 32-

bit color (Screen refresh rate: 70Hz or more)” for the MC-4S monitor and connect it as the

sub monitor in advance.

Turn on this instrument, the power supply unit and the personal computer to start the CV

software.

2 While pressing the [Shift] switch on KB-50S, press the [Menu] switch.

The "Settings" menu is displayed.

17

PREPARATION BEFORE USE

3 Touch the [Chart settings] button.

The menu to select the chart that should be connected is displayed.

4 Set "MC-4S" for "Device" of "For far vision" and then select a type from "Type". Then, select

"MC-4S" for "Chart monitor selection".

5 Touch the [Chart software config.] button and then the [Chart settings] button. The "CHART

SETTINGS" screen appears. Set [Examination distance] according to the real test distance.

Touch the [OK] button and then the [Exit] button. The "Chart settings" screen appears again.

6 Touch the [OK] button and then the [Exit] button to save the setting and finish the procedure.

18

PREPARATION BEFORE USE

SETTING THE INSTALLING DISTANCE

You can change the installing distance to 60cm, 80cm, 95cm, 1m and 1.5m*.

* Only when selecting the H1 type.

According to the installing distance, it is necessary to change the DIP switch of the instrument.

1 To perform setting for the instrument, open the cover at the rear of the sensor detector unit.

*The installing distance is set to 80cm as the default when shipped.

CAUTIONS

• To avoid electric shock, when setting the installing distance do not

make any contact with the patient and the sensor detector unit at the

same time.

• Before setting the installing distance, make sure that the power switch

of the instrument is OFF. If it is ON, you may receive an electric

shock.

NOTES

To change the installing distance setting, ask your service personnel.

NOTES

To change the setting of the instrument, ask your service personnel.

Installing distance

Instrument

SW01-1 SW01-2 SW01-3

60cm OFF OFF OFF

80cm OFF ON OFF

95cm, 1m, 1.5m OFF OFF ON

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