Se Jin Electron Inc SKR-4200SU 用户手册
SEJIN ELECTRON, INC
1
SCOPE
This document provides a specification for the SEJIN AND OEM USB keyboard.
2
THE SEJIN Mini-keyboard with FSR MOUSE,SMART CARD
z Designed with the users in mind, it has a pleasant appearance and is
Convenient to use.
z No extra power supply is required.
z It is compatible with the Microsoft Keyboard and Trackball, Smart card
z
z It is compatible with the Microsoft Keyboard and Trackball, Smart card
z
3
Mini-keyboard with FSR MOUSE INSTALLATION
z Turn the power supply off to your computer.
z Check the USB port at the back of your computer and insert
z Check the USB port at the back of your computer and insert
The connrctor at the end of the Mini key-board cables into the USB port
z Turn the power supply on to your computer.
4
MECHANICAL PERFORMANCE
4.1
Key switch Operation
2.1.1 Operating system
Non - lock rubber tactile feeling.
2.1.2 Stroke
3.5
±0.5mm with measuring load 200gf applied.
2.1.3 Operating Region
ON/OFF
Swithing
region
Swithing
region
0.7mm
0.8mm
Total traval
3.5
3.5
±0.5
mm
Bottom end
Top end
ON region
OFF region
Need to modify the above diagram according to new key travel.
2.1.4 Operating force
The operating curve is defined to the following drawing and the relationship
between the operating force and travel is provided. The operating force has a
tolerance of 60±25gf
between the operating force and travel is provided. The operating force has a
tolerance of 60±25gf
4.2
Operating feeling
No definite stickiness or other abnormality shall be allowed when force is applied with a
finger to key-top center at the rate of 3 times on a second.
finger to key-top center at the rate of 3 times on a second.
4.3
Using the Keyboard