PORTABLE SLIT-LAMP INSTRUCTION MANUAL Kowa SL-15
INTRODUCTION Accept our congratulations on your purchase of Kowa's Portable Slit-lamp. This manual provides a description of the operating procedure of this unit along with important precautions to be observed during its use. Please read this entire manual carefully to assure that the instrument can demonstrate its full capabilities and be used effectively. After you have finished reading it, please keep it in an easily accessible location near the instrument for future reference.
WARNING Unplug If any abnormal smell or sound, or overheating or smoke should be detected, turn off the instrument immediately and then unplug it. If it should continue in use, a fire may break out on the instrument resulting in its malfunctioning. Contact the Kowa dealer where you purchased it or your nearest repair shop for inspection. When replacing the fuse, make sure the instrument is turned off and unplugged from the socket.
Caution Prohibitory For unplugging from the outlet, pull the power cord out of it while holding the plug with your hands. Otherwise, there may occur a fire or electrical shock. Do not put in, or pull out of, the outlet, the plug with your wet hands to avoid electrical shock. Prohibitory Do not install the instrument unstable locations, for instance, on a shaky base or a tilting surface. Otherwise, if it should drop off or fall over, the body may be injured.
Operational precautions for safety and accident prevention in use of battery Kowa's SL-15 uses a lithium ion battery in its power pack. Always take the following precautions to avoid a serious injury or burn caused by fluid leakage, heat build-up, ignition and explosion as well as occurrence of a fire. If any irregularity or fluid leakage should occur: ● Immediately move the battery further away from fire. Otherwise, leaked fluid or gas may catch fire and explode.
Operational precautions ● The instrument should be installed and/or stored in a dust free place free from high temperatures, high humidity and direct sunlight. The environmental conditions described below should be observed strictly. In operation In storage Environmental temperature 10˚C to 40˚C -15˚C to 60˚C Relative humidity 30% to 75% 10% to 95% ● Be careful about where the instrument is to be installed, to keep it from accidentally being unplugged during operation.
Operational Considerations for Hospital Grade Electrical Equipment (Safety and Accident Prevention) This section describes general precautions concerning the use of medical electrical instrument based on Notification No. 495 of the Pharmaceutical Affairs Bureau of the Ministry of Health and Welfare dated June 1, 1972. 1. Only qualified personnel should operate this instrument. 2. The following items shall be considered when installing instrument.
Accessories Power cable:1 pc. Dust cover:1 pc. Fuse:2 pc. Lump:1 pc Instruction manual:1 pc.
Contents Introduction ............................................................................................................. 1 Operational Considerations for Safety and Accident Prevention ............................ 1 Precautions in use of battery (safety/accident prevention and recommended practices of battery disposal) .................................................... 4 Operational precautions...........................................................................................
1. Name and function of each part Main unit (slit-lamp) 1 Prism box For adjusting the eye-to-eye distance, bend and stretch this part both ways. 2 Ocular With rubber attachment for compensating the diopter of the laterally biased eye either way. 3 Objective lens An image 10 times as large as a subject can be recorded. An image 16 times as large as a subject can be recorded by advancing the lens. 6 Main lever (ON/OFF select switch) Press the lever with its grip being held by hand, to energize the lamp.
1. Name and function of each part Picture of power source as viewed from above F Main unit's charger indicating lamp When the power pack inside of the main unit, which is set at the main unit's charger, is being charged, the indicating lamp comes on to emit orange light. When charging is complete, it comes on to emit green light. E Power source indicating lamp When the power switch is turned on, the indicating lamp comes on to emit blue light.
1. Name and function of each part Battery (power pack) M Battery connector When it is set at the main unit or power pack charger, set the battery connector such that it can be in proper contact with the charger. Option (forehead rest) N Forehead rest Fix the forehead rest such that the examined patient's forehead can rest against it. P Arm The arm will expand or contract depending on how hard the forehead rest is pressed. Q Fixed plate Fit the fixed plate on the main unit.
2. Preparation 2-1 Setting Place the power source on a stable table and connect the power cable to the inlet on the back of the power source. Connecting the power cable IN 2-2 Charging the power pack inside of the main unit 1 Open the grip cover by pulling it out toward you while depressing the rubber portion of grip cover downward. 2 Make sure the power pack is orientated in a right direction before mounting it on the main unit.
2-3 Charging a single power pack independently of the main unit 2-3 Charging a single power pack independently of the main unit 1 Insert the power pack deep into the power pack charger while holding it in the direction of photo. 2 Make sure the power pack charger indicating lamp is on emitting orange light. When charging is complete, light which the indicating lamp emits will switch to a green one. 1 Insert the power pack. 2 Make sure the indicating lamp works normally.
2. Preparation 2-5 Charge time and service time of power pack 1 The reference charge time spent in fully charging an exhausted battery at a room temperature of 25˚C is indicated below: Charge time With main unit charger About 90 minutes With power pack charger About 120 minutes Caution Keep in mind that charge time will vary depending on what condition the power source is placed under, how high its ambient temperature is, and how often it is used for charging.
3. How to use 3-1 How to hold the slit-lamp 1 Hold the slit-lamp's main body. securely grabbing its grip by your right (or left) hand. 2 Place the other hand's thumb on the side of upper-end of the slit-lamp's main body. 3 Stabilize slit width indication by adjusting the distance between the examined eye and the objective lens, depending on how wide the opening is between the thumb and the fingers when put on the patient's forehead. (If optional forehead rest is used, it is much easier to fix the main body.
3. How to use 3-3 How to use magnifying power select lever, slit-disk and filter-disk. 1 Turn the magnifying power select lever clockwise as indicated by arrow-head to select a magnifying power of 16. Turn it counterclockwise to select a magnifying power of 10. 2 Slit-disk Turn the slit-disk as far as it is set at one of the four click stops, which will cover three types of slit widths (0.1 mm, 0.2 mm and 0.8 mm). The point marking "O" indicates "spot.
4. Troubleshooting This section describes how to take action against any irregularity which occurred on the instrument. If any irregularity should occur on the instrument, check if the following faults are observed, before contacting Kowa's dealer where you purchased the instrument for repair. Be sure to turn off the power source before repairing.
5. Maintenance and inspection 5-1 Daily inspection 1 If you do not operate the instrument any longer for the day, be sure to turn off the power switch and put a cover on it. 2 Care must be used to keep the objective lens free from dust and dirt, fingerprints, tear-drops and so forth. 3 Clean fouled main unit, power source and power pack with a piece of soft cloth. If dirt is stubborn, apply diluted detergent to it.
5-3 Replacing fuse 5-3 Replacing fuse 1 With the power switch turned off, unplug the power cable from the outlet. 2 Unscrew the power source's fuse holder cover by turning minus (-) screw driver counterclockwise to take out the fuse from within. 3 Make sure a new fuse to be used, is a designated capacity and type. Then replace the fuse by a new one and tightscrew the fuse holder cover. Caution Before replacing the fuse, turn off the power switch and unplug the power cable from the outlet.
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Life Science Division No. 4-14, 3-chome, Nihonbashi-Honcho, Chuo-ku, Tokyo 103-8433, Japan Phone: 81(3) 3279-7331 Facsimile: 81(3) 5255-7516 Printed on recycled paper. Immermannstrasse 65A 40210 Düsseldorf F.R. Germany Phone: 49(211) 35-3444/45/46 Facsimile: 49(211) 161952 20001 So. Vermont Ave. Torrance, CA 90502, U.S.A. Phone: 1(310) 327-1913 Facsimile : 1(310) 327-4177 Printed in Japan SL 150 V1.
