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INSTRUCTION MANUAL

AUTO CHART PROJECTOR

ACP-8

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Summary of Contents for ACP-8

Page 1: ...INSTRUCTION MANUAL AUTO CHART PROJECTOR ACP 8 ...

Page 2: ... please keep this Instruction Manual in a convenient location for future reference Precautions This machine is a precision instrument install it in a place that 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 install the instrument on a level surface free of vibrations Also do not ...

Page 3: ...ng this display may lead to personal injury or physical damage Injury refers to cuts bruises sprains fractures burn electric shock etc Physical damage refers to extensive damage to buildings or equipment and furniture ICONS ICONS MEANING This indicates Prohibition Specific content is expressed with words or an icon either inserted in the icon itself or located next to the icon This indicates Manda...

Page 4: ...to a three prong properly grounded 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 11 Unplug the power cable before removing the fuse cover to replace the fuse Removing the fuse cover with the power cable plugged in can cause electric shock Do not install the power cord on the body with the fuse cover removed 25 Use ...

Page 5: ...might get burnt by the hot tem perature of the lamp 23 When this instrument is not used for a long time remove the batteries from the remote controller 11 This instrument has been tested with 120V 230V and found to comply with IEC60601 1 2 1993 This instrument radiates radio frequency energy within stan dard and may affect other devices in vicinity If you have found out by turning on off the instr...

Page 6: ...n be replaced Refer to the instructions in Replacing the Projection Lamp on page 23 for details ESCAPE CLAUSE 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 TOPCON shall not take any responsibility for damage due to fire earthquakes actions by a third party or other accidents or the negligence and misuse ...

Page 7: ...afe 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 See P 25 ...

Page 8: ...accessories 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 Accessorie...

Page 9: ... Names of parts on the main body Top cover Sensor Lamp cover Front panel Barrel screw Base Power switch RS232C connector Power socket Fuse holder Voltage selector Power plug only MC type Some types do not have it in the standard kit ...

Page 10: ...mitter 2 Chart switch 3 Light switch 4 Reset switch 5 Forward switch 6 Back switch 7 Mask selector 8 Mask transfer switch 9 R G switch 10 Program switch These switches are used when activating the pro gram mode E type EM type Example A type chart ...

Page 11: ...ck if they are all included refers 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 ...

Page 12: ...four instru ments may be installed at the same location At the time of shipment the instrument is set at channel 1 To change the channel see Changing the channel setting of the remote controller on page 26 Caution Do not tilt the device or place it in an unstable place Otherwise the device may topple over drop or cause injury Warning Connect the power plug to a three prong properly grounded AC soc...

Page 13: ...y plug into the outlet 5 Turn the power switch on 6 Remove the battery cover from the back of the remote controller 7 Insert the dry batteries into the remote controller as illustrated and replace the bat tery cover 8 Adjust the position of the body so that the projected light is centered on the screen How to insert batteries ...

Page 14: ...li bration the projection of the chart which has 0 1 or 20 200 visual acuity should contact the inner side of one of the scales on the calibra tion card which correspon dis to the desired refracting distance 10 If the size does not match the respective refracting distance scale move the instru ment either toward or away item the screen and then repeat items 9 above 11 Fix the barrel screw to compl...

Page 15: ...n to the projection screen Place the calibration card on the projection screen The E of the 20 200 slide should fill and just touch the inner sides of the scale which corre sponds to the desired refracting distance The variable focus lenses permits the R type to be positioned at the following projec tion distances relative to refracing distance For example At a refracting distance of 5 meters the ...

Page 16: ...llows selection of a mask that is appropriate for the chart horizontal mask vertical mask one character mask 7 Mask transfer switch Moves the mask in the direction as indicated on the switch When the mask moves to the maximum minimum indication of a chart being projected the next previous chart in the sequence will automatically appear Charts can be switched within the same type of charts 8 R G fi...

Page 17: ...er sounds three times 2 Programming the charts Press the chart switch or the mask switch according to the measuring procedure to project and press the switch The buzzer sounds four times and this completes one step Repeat this to program the procedure Programming is available for up to 30 steps 3 Completing the programming Press the reset switch This completes the programming Programming 30 steps ...

Page 18: ... to the beginning step 1 of the program based examination during an examination Any desired chart can be projected during the course of a program based examination Pressing the program up and down switches can back up the program at any time The program can be backed up as many steps as necessary The chart of the last step will be projected The instrument will return to the first step 1 chart in t...

Page 19: ...cted The binocular refraction and accommodation bal ance are achieved when the two reds or two greens are seen at the same intensity There is a variance of degree between the right eye and the left eye Adjust the spherical power to provide binocular balance The Characters used in the F and H types are not the same as those shown above In the case where 4 dots are seen there will be normal fusion T...

Page 20: ...prafixation disparity Left eye hypophoria If either is clearly visible there is observed sup pression with the periph ery of the retina in question Aniseikonia of about 7 equivalent to two lines A single line indicates about 3 5 Vertical heterophoria If either line is seen thin ner the eye in question is suppressed Aniseikonia of about 7 equivalent to two lines A single line indicates about 3 5 Ve...

Page 21: ...Doing so can cause electric shock Request a repair from your dealer Check list Situation Example Action Reference page The projection lamp does not light with the power switch on Is the power supply plug connected to the incom ing line source Plug it securely in the out let Is the power cord con nected Plug it securely in the power on the main body 11 Is the fuse blown See P 25 for fuse replace me...

Page 22: ... 0 3 20 Stereo test 21 Children s chart 0 4 0 5 0 6 21 Coincidence test B1 Fixation spot 22 Children s chart 0 7 0 8 1 0 22 Worth four dot test 23 Numbers chart 0 1 0 2 23 Children s chart 20 200 24 Numbers chart 0 3 0 4 0 5 24 Children s chart 20 100 20 80 25 Numbers chart 0 6 0 7 0 8 25 Children s chart 20 60 20 40 20 30 26 Numbers chart 1 0 1 2 1 5 26 Numbers chart 20 200 20 150 27 Illiterate E...

Page 23: ... E s chart 20 40 20 30 20 25 14 Fixation spot 14 Illiterate E s chart 20 20 20 20 20 15 15 Polarized crosshair 15 R G chart 16 Polarized crosshair 16 Balance chart 17 Stereo test 17 Polarized crosshair 18 Worth four dot test 18 Polarized crosshair 19 Children s chart 0 2 0 3 19 Stereo test 20 Children s chart 0 4 0 5 0 6 20 Fixation spot 21 Children s chart 0 7 0 8 1 0 21 Coincidence test 22 Numbe...

Page 24: ...h off when the instrument is not used Replacing the Projection Lamp 1 Turn power switch off 2 Remove the lamp cover screw and remove the cover Caution To avoid electric shock unplug the power cable when replacing the projection lamp Caution Do not replace the projection lamp immediately after turning off the light Otherwise you might get burnt by the hot temperature of the lamp ...

Page 25: ...flange and remove the lamp from the socket 5 Install the spare lamp securely as shown in the diagram Make sure that you install it in the correct direction see diagram Note Do not touch the glass tube of the lamp directly with your finger In case you touch the glass tube by accident wipe the fingerprints off with alcohol ...

Page 26: ...ueeze both sides of the fuse holder and then remove the fuse holder The fuses will be removed together with the holder 3 Remove the blown fuses and insert the spare fuses on the cap of the fuse holder and install it as before Press to install it Use the attached fuses or the fuses spec ified below Warning Unplug the power cable before removing the fuse cover to replace the fuse Removing the fuse c...

Page 27: ...nd unplug the power cable 2 Remove the lamp cover screws and the screws on the lower cover four in total and lift the top cover to remove it 3 Change the DIP switch 5 and 6 according to the diagram on page 27 4 Remove the battery cover from the back of the remote controller and change the channel switch S1 and S2 see diagram Product name Part code Maker and type Lamp 42412 2040 For 100 120V range ...

Page 28: ...OFF 5 1 2 3 4 8 7 6 Channel Remote control Body 5 6 1 S1 H S2 H OFF OFF 2 S1 L S2 H ON OFF 3 S1 H S2 L OFF ON 4 S1 L S2 L ON ON DIP switch position on the main body Enlarged view of the DIP switch on the main body Adjusting volume Channel switch position on the remote controller Plant switch Remote control channel change over Plant switch Switch 1 Switch 2 Switch 3 Switch 4 Switch 5 Switch 6 Switc...

Page 29: ... neutral detergent for dish washing with hot water dampen a cloth with the mixtur wring the water out and wipe off the dirt When the lens is dirty wipe it lightly with a dry soft cloth Request Do not wipe the plastic area on the body with a volatile solvent Wip ing the area with thinner ether gasoline etc can cause the color to change and the quality to deteriorate ...

Page 30: ...jection magnifications 30 at 5m refraction Projection size 330 270mm φ300mm at 5m refraction Numbers of charts 30 Chart change over 1 frame 0 03sec Numbers of masks Open 1 Horizontal line 5 Vertical line 8 Single isolation 21 R and G 1 Mask change over 1 frame 0 03sec Program step Max of 30 steps are available 2 Type Model version Tilt range 10 Upward downward tilt form horizontal line of pro ject...

Page 31: ...60Hz Type A Type C Ecuador 110V 50Hz Type C E Symbol IEC Publication Description Description French 417 5032 Alternating Current Courant alternatif 417 5019 Protective earth ground Mise à la terre 348 Attention consult accompa nying documents Attention consulter les docu ments d accompagnement 417 5008 Off power disconnection from the mains Éteint courant coupure avec le secteur 417 5007 On power ...

Page 32: ...t will be used e The use of the ACCESSORY transducer or cable with EQUIPMENT and SYSTEMS other than those specified may result in increased EMISSION or decreased IMMUNITY of the EQUIPMENT or SYSTEM Item Article code Model No Length m RS 232C CROSSING CABLE shielded 4 8 Guidance and manufacturer s declaration electromagnetic emissions The ACP 8 is intended for use in the electromagnetic environment...

Page 33: ...ntial mode 2 kV common mode 1 kV differential mode 2 kV common mode Mains power quality should be that of a typical commercial or hospital environment Voltage dips short interruptions and Voltage variations on power supply input lines IEC 61000 4 11 5 Ut 95 dip in Ut for 0 5 cycle 40 Ut 60 dip in Ut for 5 cycles 70 Ut 30 dip in Ut for 25 cycles 5 Ut 95 dip in Ut for 5 sec 5 Ut 95 dip in Ut for 0 5...

Page 34: ... ters as determined by an electromag netic site survey a should be less than the compliance level in each fre quency range b Interference may occur in the vicinity of equipment marked with the follow ing symbol NOTE 1 NOTE 2 At 80 MHz and 800 MHz the higher frequency range applies These guidelines may not apply in all situations Electromagnetic propagation is affected by absorption and reflection ...

Page 35: ...tion distance according to frequency of transmitter m 150kHz to 80MHz d 1 2 80MHz to 800MHz d 1 2 800MHz to 2 5GHz d 2 3 0 01 0 12 0 12 0 23 0 1 0 38 0 38 0 73 1 1 2 1 2 2 3 10 3 8 3 8 7 3 100 12 12 23 For transmitters rated at a maximum output power not listed above the recommended sep aration distance d in metres m can be estimated using the equation applicable to the fre quency of the transmitt...

Page 36: ...de of the base Period of Usage Please give us the date of purchase Description of Problem as detailed as possible AUTO CHART PROJECTOR ACP 8 INSTRUCTION MANUAL Version of 2004 2004 11 200TH Date of issue 5 November 2004 Published by TOPCON CORPORATION 75 1 Hasunuma cho Itabashi ku Tokyo 174 8580 Japan 2004 TOPCON CORPORATION ALL RIGHTS RESERVED 2 ...

Page 37: ... 62780222 Fax 62733540 www topcon com sg TOPCON SOUTH ASIA PTE LTD Excella Business Park Block C 1st Floor Jalan Ampang Putra Taman Ampang Hillir 55100 Kuala Lumpur MALAYSIA Phone 03 42701192 Fax 03 42704508 TOPCON INSTRUMENTS MALAYSIA SDN BHD 77 162 Sinn Sathorn Tower 37th Fl Krungdhonburi Rd Klongtonsai Klongsarn Bangkok 10600 THAILAND Phone 440 1152 7 Fax 440 1158 TOPCON INSTRUMENTS THAILAND CO...

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