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2. Names and functions of components
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2-1 Names and functions of components
1 Power switch
: OFF : ON
2 Power supply inlet
Where a power supply cord is connected.
A fuse holder is provided.
3 External device I/O terminal (for a communication cable)
Used for connecting a PC to which measurement data outputs are transmitted.
4 External device I/O terminal (for a ten key pad)
Used for connecting a ten key pad.
5 Chin-rest illumination
Used for illuminating indirectly the patient’s eyes from a lower level than the eyes
(used in dark room).
6 Chin-rest
Used for holding patient's chin on it. A sheet of chin-rest paper may be attached.
7 Forehead rest
Used for holding patient's forehead.
The screw holes on the top are used for installing a light shade (optional
accessory) .
12 34 5
6
7
Measurement unit
Operating
unit
Power supply unit
Main unit