Topcon ACP-8 Instruction Manual

INSTRUCTION MANUAL

AUTO CHART PROJECTOR

ACP-8

INTRODUCTION

Thank you for purc hasing the TOPCON ACP-8 Auto Chart
Projector.
(To get the best use this instrument, please carefully read
these instructions and keep this Instruction Manual in a con­venient location for future reference.)

This text outlines the ACP-8 Auto Chart Projector and descri bes basic
operations, trouble sho oti ng, ch ec ki ng, mai nte nan ce and clean in g.
To encourage the safe, efficient use of this instrument and to prevent
danger to the operator and others, we suggest you carefully read the
"Displays for Safe Use" and the "Safety Cautions".
Again, please k eep this Instruction Manua l in a convenient locati on for
future reference.

Precautions

• This machine is a precisio n instrumen t; install it in a place tha t is set
to the following conditions: temperature (10~40°C), humidity
(30~85%) and atmospheric pressure (70~106KPa). Avoid direct
exposure to sunlight.

• To ensure smooth operation, ins tall the instrument on a lev el surface
free of vibrations. Also, do not place any objects on the instrument.

• Before using the instrument, connect all cables properly.

• Use the specified source voltage. (±10% 50/60Hz ±1kHz)

• When not in use, turn the power off and dust cover on the instrument.

• To ensure a correct readi ng, do not soil the measuring w indow with
finger prints, dust, etc. Also, do not touch the measuring nozzle
except when cleaning.

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DISPLAY FOR SAFE USE

In order to encourage the safe use of this product and prevent any danger to the operator and
others or damage to pr operties , impor tant warnings are plac ed on the produ ct and ins erted in
the instruction manual.
We suggest that everyone und erstand th e meanin g of the fol lowing display s and icons befor e
reading the "Safety Cautions" and text.

WARNING

DISPLAY MEANING

ICONS

WARNING

CAUTION

• Injury refers to cuts, bruises, sprains, fractures, burn, electric shock, etc.

• Physical damage refers to extensive damage to buildings or equipment and
furniture.

ICONS MEANING

Ignoring or dis regarding this disp lay may lead to dea th
or serious injury.

Ignoring or disregarding this display may
lead to personal injury or physical damage.

This indicates Prohibition.
Specific content is expressed with words or an icon
either inserted in the icon itself or located next to the
icon.

2

This indicates Mandatory Action.
Specific content is expressed with words or an icon
either inserted in the icon itself or located next to the
icon.

This icon indicates Hazard Alerting (Warning).
Prohibition.
Specific content is expressed with words or an icon
either inserted in the icon itself or located next to the
icon.

SAFETY CAUTIONS

Icons Prevention item Page

Do not break down, modify or repair the equipment.
Doing so can cause electric shock. Request a repair from
your dealer.

WARNING

20

To pr event an electric shock hazard, do not allow water or
other foreign matter to enter into the instrument.

To av oid fire and el ectric shock in the case of tumbl ing, do
not place a cup or vessel containing water/fluid on the
instrument.

To avoid electric shock, do not insert objects or metals
through the vent holes or gaps or place them inside the
machine body.

Connect the power plug to a three-prong properly grounded
AC socket with an earth. If it is connected to a socket that is
not grounded, it c an cause a fire an d electric sh ock due to
leakage.

Unplug the power cable b efore removing the fuse cov er to
replace the fuse. R emoving the fuse cover w ith the power
cable plugged in can cause electric shock. Do not install the
power cord on the body with the fuse cover removed.

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25

Use only attached fuses (For 100, 120V range: T-1.6A, 250V
For 220, 230, 240V range: T-1A, 250V). Using other fuses may
cause a fire in the event that the instrument fails.

Should any anomaly, such as smoke, occur, immediately
switch OFF the power source and unplug the power cable.
Continued use while ignoring the condition may cause a
fire. Contact your dealer for repair.

25

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CAUTION

Icons Prevention item Page

Do not tilt the device or pla ce it in an uns table plac e. O the r­wise, the device may topple over, drop or cause injury.

Handling the power plug with wet hands can ca use electri c
shock.

To avoid electric shock, unplug the power cable when
replacing the projection lamp.

Do not replace the projection lamp immediately after turning
off the light. Otherwise, you mig ht get burnt by the hot tem­perature of the lamp.

When this instrument is not used for a long time, remove
the batteries from the remote controller.

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23

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This instrument has been tested (with 120V/230V) and
found to comply with IEC60601-1-2: 1993.
This instrument radiates radio frequency energy within stan­dard and may affect other devices in vicinity.
If you have found out by turn ing on/o ff the instrume nt that it
affects other devices, it is recommended to change the
direction, keep a prop er distance against other devices or
change the outlet.
If you have a question, consult with the selling agent.

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4

USAGE AND MAINTENANCE

PURPOSE
This Auto Chart Projector "ACP-8" is a precision electrical device for medical use that
must be used under the instruction of a doctor.

FUNCTION AND INTENDED APPLICATION

This product is desi gned to project the eye test chart for v isual acuity examination to th e
screen. In order to control the eye test chart, controller is available.

USER MAINTENANCE

To maintain the safety and performance of the equipment, never attempt to do mainte­nance on your own. Ask our service personnel for repairs except for the items specifie d
here which can be maintained by the user. For details, follow the instructions.

FUSE REPLACEMENT

The primary fuses for the main body may be replaced by a non-trained service technician.
For details, refer to "Replacing the Fuse" on page 25.

LAMP REPLACEMENT

The projection l amp c an be r e pla ce d. Re fer to the i nst ru ctions in "Replaci ng the Proj ec tio n
Lamp" on page 23 for details.

ESCAPE CLAUSE

• TOPCON shall not take any responsibility for damage due to fire, earthquakes, actions
by a third party or other accidents, or the negligence a nd misuse of the user and use
under unusual conditions.

• TOPCON shall not take any resp onsibil ity for dama ge deriv ed from th e inability to use
this equipment, such as a loss of business profit and suspension of business.

• TOPCON shall not take any responsibility for damage caused by operations other than
those described in this Instruction Manual.

• Diagnoses shall be made on the responsibility of pertaining doctors and TOPCON shall
not take any responsibility for the results of such diagnoses.

5

WARNING INDICATIONS AND POSITIONS

To ensure the safe usage of this equipment, precaution indications are provided.
Abide by the following warning instructions. If any of the following labels are missing,
please contact us at the address printed on the back cover of this manual.

Inner of lamp cover

6

See P.25

CONTENT

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

DISPLAY FOR SAFE USE ...................................................................... 2

SAFETY CAUTIONS ............................................................................... 3

USAGE AND MAINTENANCE ................................................................ 5

ESCAPE CLAUSE ... ...... ....... ...... ....... ...................................... ....... ...... ... 5

WARNING INDICATIONS AND POSITIONS .......................................... 6

Names of parts

Names of parts on the main body ............................................................ 8

Remote controller .................................................................................... 9

Standard accessorie s ........... ...... ....... ...... ....... ...... ....... .......................... 10

Operation procedures

Preparations .......................................................................................... 11

Usage guide

Operating the random access controller ................................................ 15

Using the program functions . ...... ....... ...... ....... ...... ................................. 16

Using charts for measuring binocular visual functions ........................... 18

Troubleshooting

Operating procedures for troubleshooting ............................................. 20

Chart

.......................... .............................................. ....................................... 21

Care and check

Daily Maintenance ................................................................................. 23

Changing the channel setting of the remote controller .......................... 26

Maintenance .......................................................................................... 28

Reference

Optional Accessories ............................................................................. 29

Specifications ........................................... ............................................. . 29

7

Names of parts

t

Names of parts on the main body

Top cover

Sensor

Lamp cover

Barrel screw

(Some types do not have i

Base

in the standard kit.)

Power switch

RS232C connector
(only MC type)

Front pa nel

8

Names of parts

Power socket

Fuse holder
Voltage selector

Power plug

Remote controller

1 Light emitter
2 Chart switch
3Light switch
4Reset switch (*)
5 Forward switch (*)
6 Back switch (*)
7 Mask selector
8 Mask transfer switch
9R&G switch
10 Program switch
* These switches are used

when activating the 'pro­gram' mode.

E type EM type

(Example : A type chart)

9

Names of parts

Standard accessories

The following a re th e s tandard accessories. Pleas e c he ck i f they are all inclu ded .( ) refe rs
to the number of items.

Power cord (1) Calibration card (1)

Silicone cloth (1) Attachment screws (2)

Not included in the types without base.

Dust cover (1) Spare fuse (2)

Spare lamp (1) Dry battery (UM-3) (2)

Hexagonal wrench for focus adjustment (2) Screen (1)

Instruction manual (1)

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Names of parts

Operation procedures

Preparations

Caution

Warning

Caution

Caution

Do not tilt the dev ice or place it in an unstabl e place. Otherwise,
the device may topple over, drop or cause injury.

Connect the power plug to a three-prong p roperly gr ounded AC
socket with an earth. If it is connected to a socket that is not
grounded, it can cause a fire and electric shock due to leakage.

Handling the power plug with wet hands can cause electric shock.

When this ins trument is not use d for a long time , remove t he bat­teries from the remote controller.

1 Place the instrument at the same level as the person to be measured.

When installing by using the base, insert the shaft of the instrument into the base as
illustrated. (This method is same when using the stand or wall mount.)

2 Turn the power switch 'off'.
3 When more than two instrumen ts are installed in close proxim ity to each oth er, it is

necessary to set the channel by the DIP switches of the body and the signal channel
switches of the remote controller in order to avoid interference.(Up to four instru-

ments may be installed at the same location)
* At the time of shipment, the instrument is set at channel 1.
* To c hange the cha nnel, s ee "C hang ing the chann el se tting o f the re mote c ontrolle r"

on page 26.

Base (Some types do not have
it in the standard kit.)

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Operation procedures