Topcon CT-80, COMPUTERIZED TONOMETER Before Requesting Service, Checking Operations

Page 46

BEFORE REQUESTING SERVICE

CHECKING OPERATIONS

Air Check

If a problem is suspected, do an air check.

If the result is “NG (+)” or “NG (-),” call your dealer.

For instructions on how to perform an air check, see “Air Check” on page 29.

Checking Operations

WARNING

To avoid electric shocks, do not open the instrument.

Refer all servicing to qualified personnel.

To avoid electric shocks, do not remove the covers from WARNING the bottom and top surfaces, TV monitor, measuring unit,

etc.

If a problem is suspected, perform checks following the Check List shown below. If the condition is not improved by the suggested remedy or if it is not described in the list, call your dealer.

CHECK LIST

Problem:

Check point:

Remedy:

Page:

Monitor screen does not work.

Power cable is not plugged into

Secure plug in power cable.

P.14

 

receptacle.

 

 

 

 

 

Power cable is not plugged into

Plug power cable into machine

P.14

 

machine body.

body.

 

 

 

Power save function is on.

Return to normal status.

P.28

 

Fuse is burned.

Replace fuse.

P.55

Monitor screen display is not

Monitor screen needs to be

Adjust monitor screen.

P.54

clear.

readjusted.

 

 

 

 

Measuring window needs to be

Clean measuring window.

P.52

 

cleaned.

 

 

 

 

Auto mode measurement is not

Measuring window needs to be

Clean measuring window.

P.52

possible.

cleaned.

 

 

 

 

Window in nozzle needs to be

Clean window in nozzle.

P.53

 

cleaned.

 

 

 

 

 

Condition of patient's eye is

Measure under Manual mode.

P.38

 

unfavorable.

 

 

 

 

 

Manual mode is on.

Set Auto mode.

P.33

Measurement values have ( ) or

Measuring window is not clear

Clean window in nozzle.

P.53

ERRs are displayed.

enough.

 

 

 

Paper comes out unprinted.

Printer paper winding is re-

Set printer paper correctly.

P.23,26

 

versed.

 

 

 

 

Paper does not come out.

Printer paper is used up.

Supply printer paper.

P.23, 56

 

Paper is jammed.

Remove jammed paper.

P.55

Machine body does not move.

Clamping knob/fixing knob is

Loosen up clamping knob/fixing

P.8

 

fastened.

knob.

 

 

45

BEFORE REQUESTING SERVICE

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Contents CT-80 This instrument features the following IntroductionDisplay for Safe USE Display MeaningSafety Cautions Icons Prevention itemSafety Cautions Icon Prevention itemEscape Clause Usage and MaintenanceUser Maintenance PurposePage Content Names of ComponentsComponents Main Body ComponentsAir check switch Auto/Manual switchControl Panel Components Measurement Screen Auto mode, alignment Monitor Screen ComponentsMeasurement Screen Manual mode, alignment OK Menu Screen Contents of Printer Output Standard Accessories HOW to Install the Instrument PreparationsHOW to Connect the Power Cable HOW to Connect External I/O TerminalsPreparations Initial SettingsMemo Displaying The Menu ScreenTime/Date Setting Setting The Power Save Time RS-232C INPUT/OUTPUT Settings OFF ↔ MODE1 ↔ MODE2 ↔ MODE3 ↔ MODE4 ↔ Setting The Average Value Mode Setting The Buzzer Message Input Step HOW to SET Printer PaperAuto Setting BackPreparations TF50KS-E2C Manual Setting Preparations HOW to Reset from Power Save Status Preparations Before Measurement Turn on the PowerBasic Operations Air CheckSetting the Patient Setting the Safety Stopper ∼10mm Setting the Measuring Range Measurement Under Auto Mode MemoSetting the Measurement Mode AutoAlignment and Measurement Basic Operations Basic Operations Manual mode. Sometimes Auto mode is not available if ERR Over Measurement Under Manual Mode MemoDisplay of Measurement Values ManuBasic Operations Alignment is adjusted correctly. Sometimes the shape Deleting Measurement Values HOW to Print OUT Measurement Values Individual OperationsHOW to Correct Measurement Values Output via RS-232C INPUT/OUTPUT VIA RS-232CInput via RS-232C Checking Operations Before Requesting ServiceChecking Operations Reference Optional AccessoriesSpecifications & Performance Automatic instrument table AIT-20 and Table BoardConnector Types RS-232C Communication SpecificationsTerminal Pin Arrangement Contents of Data Transmission Transmission FormulaReference Setting RS-232C Communication Conditions Work ID noFormat Accuracy Maintenance Maintenance and CheckingCleaning the Measuring Window Glass Cleaning the Window Glass inside the Nozzle Adjusting the Monitor Screen Daily MaintenanceOrdering Consumable Supplies Paper Jam in Printer Replacing the FuseSpecial Notes on Cleaning Cleaning the Outer CoverComputerized Tonometer CT-80 Computerized Tonometer Topcon Omni SYSTEMS, INC
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