Topcon Computerized Lensmeter CL 200

Does the monitor screen shut off automatically after 10 minutes of inactivity?

Press any button to resume the monitor screen.

Select the desired Auto Off setting

Press the button for 3 seconds or longer to turn the monitor screen OFF.

Is the cover glass dirty as indicated by arrows?

Does the mark appear at the lower part on the screen?

Remove the lens support before cleaning the cover glass.

Wipe off the cover glass for cleaning using the attached silicon cloth.

Press CLEAR and TRANS buttons simultaneously to restart the instrument.

Did the measurement screen appear after restart?

Locate the fuse holder at the bottom of the instrument

Use a screwdriver to remove the cap of the fuse holder

Remove the glass tube fuse from the holder

Replace with a new fuse of the same rating and type

Pull out the cartridge while applying pressure to prevent the spring from jumping out

Work the lens holder/stopper under the lowered condition

Insert the spring into the cartridge

Keep the cartridge top well above the marking ink holder

Fasten the screw to secure the cartridge