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Essilor AKR 550 - Page 13

Essilor AKR 550
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12
7-1 General description of boards
This product is composed mainly with the peripheral boards such as the boards and the various
types of sensors etc. as shown below.
Main functions of each board are described below.
1
Control board
: Control of CMOS camera, control of LCD, control of Motor,
Control of LED, control of each sensor, control of external
communication, image processing, calculation of
measurement value
2
Operation switch board
: Detection and control of switch operation
3
Printer control board
: Printing, control of paper feeding
4
LCD relay board
: Power generation for LCD and operation switch board
5
CMOS camera board
: Taking images
6
EEPROM board
: Retention of optical setting information and system setting
information
7
Motor sensor board
: Detection of limit position of each motor
8
Ranging LED board
: Light source for ranging
9
Ranging sensor board
: Sensor for ranging
10
Ref LED board
: Light source for ref
11
Target LED board
: Light source for target
12
Kerato/ Illumination board
: Light source for Kerato and illumination

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