Canon CR-2 AF Digital Non-Mydriatic Retinal Camera Manual
39
This section outlines the maintenance instructions for the CR-2 AF: daily inspection, cleaning,
disinfecting, refilling chin rest paper, and removing/installing the digital camera.
disinfecting, refilling chin rest paper, and removing/installing the digital camera.
CAUTION
• For safety reasons, before using the CR-2 AF, be sure to perform the daily inspection.
• Have the CR-2 AF inspected at least once a year by a Canon designated representative to
maintain its performance and reliability.
Daily Inspections
Perform the following inspections before using the CR-2 AF to ensure that it is used safely and
correctly.
If a problem is found during the inspection and you are unable to correct the problem, please contact
your sales representative or local Canon dealer.
correctly.
If a problem is found during the inspection and you are unable to correct the problem, please contact
your sales representative or local Canon dealer.
Checks before turning on the power
Check the following items before turning on the power.
Cables
1) The power cord and connection cable are not damaged and their insulation is not torn.
2) The power cord is fully and securely inserted into the AC connector on the main unit and the AC
2) The power cord is fully and securely inserted into the AC connector on the main unit and the AC
outlet.
Main unit
1) The digital camera cover and parts are not damaged or loose.
2) The stage moves when the operation lever is tilted back and forth and right to left.
3) The digital camera is securely installed.
4) The stage lock operates properly.
5) There are no scratches or dirt on the objective lens. Clean the objective lens if it is dirty (see page 40).
2) The stage moves when the operation lever is tilted back and forth and right to left.
3) The digital camera is securely installed.
4) The stage lock operates properly.
5) There are no scratches or dirt on the objective lens. Clean the objective lens if it is dirty (see page 40).
Checks after turning on the power
Turn on the CR-2 AF and start the Rics NM 2. Check the following items after starting an examination.
Main unit
1) The POWER lamp lights.
2) The observation light brightness changes as the observation light brightness adjustment button is
2) The observation light brightness changes as the observation light brightness adjustment button is
pressed.
3) A flash is emitted.
4) The main unit moves up and down as the main unit vertical movement ring is turned.
5) The chin rest moves up and down as the CHIN REST button is pressed.
4) The main unit moves up and down as the main unit vertical movement ring is turned.
5) The chin rest moves up and down as the CHIN REST button is pressed.
Photographed image
1) Foreign objects that affect the reading of the images or diagnosis do not appear in the
photographed image. Place a piece of white paper in front of the objective lens and photograph
an image under the following conditions:
an image under the following conditions:
• Flash intensity:
Standard
• Diopter compensation:
Compensation lens released
• Focus ring:
Turned clockwise more than 1 rotation.
6
Maintenance
L-IE-5208A_CR-2_AF.indb 39
2015/02/13 11:33:47