Nidec Auto Lensmeter LM-990A

CAUTION! Always use specified fuses. Substitutes may cause a fire.

Fuse rating : T-1 A 250 V (100-120 V - ) / T-0.5 A 250 V (200-240 V - )

Power cord disconnected from the wall outlet

CAUTION! The fuse holder is also used as a voltage selector. Be careful not to change the numbers shown in the voltage indication window.

Fuses replaced and fuse holder set back into position

CAUTION! If the fuse blows again, do not touch the internal structure. Contact your authorized distributor. Never open the instrument to avoid electric shock.

Sign off on the fuse replacement

Warning: Take enough care to prevent a possible loss of the C ring and spring.

Remove the C type ring with tweezers

Remove the screw from the detached ink cartridge

Attach the removed screw to a new ink cartridge

CAUTION: Use a screwdriver whose bit fits the recess of the screw. Hold the cartridge down on a hard, stable surface in order to turn the screw safely.

Insert the spring and the new cartridge into the marker holder

Fit the C ring between the screw and ink cartridge

CAUTION! Do not print without the paper, or the printer may be damaged. Do not violently pull the paper out the printer.

Open the printer cover. The cover opens by pressing the O mark on the top of the cover.

Make sure the paper is not jagged, but cut cleanly.

Set the printer paper. NOTE! Be sure to insert the paper facing inside as shown on the right. Otherwise, printout can not be produced.

Pass the printer paper through the paper outlet of the printer cover, and close the cover.

Sign off on the printer paper replacement

CAUTION! Take special care not to scratch the protective glass. Flaws on the glass substantially lower the reliability of the measurement.

Lift up to remove the nosepiece

Blow off any dust on the glass with a blower brush

If it is still dirty, wipe gently with a lens cleaning paper

Sign off on the cleaning procedure

Power cord disconnected from the wall outlet

Cartridge of the fuse holder removed

Cartridge fitted to match the voltage of wall outlet

Sign off on the voltage selector change