Se Jin Electron SPR-8695T Keyboard User Manual User s Manual SPR 8695T

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Document ID	1257431
Application ID	UsiKckfjahVjpufT0cFyeA==
Document Description	user manual
Short Term Confidential	No
Permanent Confidential	No
Supercede	No
Document Type	User Manual
Display Format	Adobe Acrobat PDF - pdf
Filesize	13.45kB (168078 bits)
Date Submitted	2010-03-25 00:00:00
Date Available	2010-03-25 00:00:00
Creation Date	2010-03-25 00:33:30
Producing Software	PrimoPDF
Document Lastmod	2010-03-25 00:33:30
Document Title	Microsoft Word - User's Manual_SPR-8695T_.doc
Document Creator	PrimoPDF http://www.primopdf.com
Document Author:	srhong

User’s Manual
(M/N:SPR(M/N:SPR-8695T)
8695T)
Sejin Electron Inc.
FCC NOTICE
THIS DEVICE COMPLIES WITH PART 15 OF THE FCC FULES.
OPERATION IS SUBJECT TO THE FOLLOWING TWO CONDITION:
(1) THIS DEVICE MAY NOT CAUSE HARMFUL INTERFERENCE, AND
(2) THIS DEVICE MUST ACCEPT
ACCEPT ANY INTERFERENCE RECEIVED,
INCLUDING INTERFERENCE THAT MAY CAUSE UNDERSIRED
OPERATION.
This equipment has been tested and found to comply with the limits for a Class B digital device,
pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection
against harmful interference in a residential installation.
This equipment generates, uses and can radiate radio frequency energy and, if not
installed and used in accordance with the instructions, may cause harmful interference to radio
communication. However, there is no guarantee that interference will not occur in a particular
installation.
If this equipment does cause harmful interference to radio or television reception, which can be
determined by turning the equipment off and on, the user is encouraged to try to correct the
interference by one or more of the following measures :
● Reorient or relocate the receiving antenna.
● Increase the separation between the equipment and receiver.
● Connect the equipment into an outlet on a circuit difference from that to which
the receiver is connected.
● Consult the dealer of an experienced radio/TV technician for help.
NOTE : Modifications not expressly approved by the manufacturer could void the
user's authority to operated the equipment under FCC rules.
Thanks for using SEJIN Mini-keyboard with track ball (MODEL:SPR-8695T)
THE SEJIN MiniMini-keyboard with TrackTrack-ball
● Designed with the users in mind, it has a pleasant appearance and is Convenient to use.
● No extra power supply is required.
● It is compatible with the Microsoft Keyboard and Trackball
MiniMini-keyboard with TrackTrack-ball INSTALLATION
● Turn the power supply off to your computer.
● Check the keyboard and mouse PS/2 port at the back of your computer and insert
The connector at the end of the Mini key-board and mouse cables into the PS/2 port .
● Turn the power supply on to your computer.
Using the MiniMini-keyboard with track ball
You can have access to all of the key functions of a full-sized keyboard
Function key
Function key
Windows key
Application key
Cursor key
☞ Although the layout of the keys on your computer’s key board is different from
hat on a desktop Computer’s keyboard, the keyboard feels like a full-sized keyboard
when you use it
The keys on the keyboard can be grouped into the following categories:
● Full-sized Alphanumeric typewriter keys are arranged like a standard
Typewriter keyboard and are used for text entry. The Windows key on either side of
The Spacebar, open Windows menus and perform other special functions
● Function keys, when pressed together with the Fn key, enable special functions
● Cursor keys move the cursor
To clean the computer keyboard, use slightly damp cotton swabs. Scrub the keys and
The surface around the keys
Using the Numeric KeyPad
Your Keyboard includes a numeric keypad, which is a group of keys that you can set to
type numbers and mathematical symbols, such as the plus sign. A number or symbol
on the right corner of each keypad key shows its numeric function
Press Numlock key to turn on the embedded numeric keypad. The numeric functions of the
Keypad are enabled and the Num Lock LED turns on
While the numeric functions are enabled, you can temporarily return a key to its normal
Function by pressing and the Fn key. For example to type the letter M, press Fn and M
This operation displays the letter M
To return the numeric keypad off, press Numlock key again. The Numlock LED turns off
Scope
This document provide a specifications for the Sejin standard PS/2 MINI keyboard With trackball (Model
No.: SPR-8695T)
which is electrically compatible to IBM PC/AT
Environmental Requirement
- Ambient temperature and humidity(operation)
* temperature : 0 ~ 40℃
* humidity : 10%~85% RH
- Ambient temperature and humidity (storage)
* temperature : -20 ~ +60℃
* humidity : 10%~95 % RH
Electrical performance
*Voltage : DC 5V +/- 10%
*Current : 250 ㎃(Max)
*Contact resistance( sheet) : 800 ohm Max
*Insulation resistance : 100M ohm Min(DC250V)
*Withstand voltage : AC 150V/Min
*Character and bounce :
Operation force shall be applied according to the normal operating method at 5V DC,
5 ㎃.
There shall be no bounce and chattering within 10 msec when it is measured a specially prepared
tester or synchroscope.
Chattering and bounce are defined in the following diagram ;
*Operation resign
*Mouse resolution : 500DPI (Default)
Mechanical performance
1) Operation system : Non-lock tactile rubber feeling
2) Stroke :
a)KBD key top :3.0 ± 0.5mm with an applied measurement load of 200gf.
b)mouse switch : 1.0mm ± 0.3mm 150gf(Max)
3) Operation force : Relationship between the operating force and travel is given by the following
graph ;
The operation force has a tolerance of 50 ± 20 gf.
4) Drop force : 5 ~ 35 gf
5) Operating feeling
No definite stickiness or other abnormality shall be allowed when force is applied with a finger on
the keytop center at the rate of 3 times a second.
6) End stroke strength
End stroke should withstand a static load of 500 gf applied on the key stem in the perpendicular
direction for a minute.
7) Keytop full strength
A key op shall not be pulled off unless applying a force of 1 ~ 2Kg range in the vertical direction.
8) Wrap (due to the applying the force)
Shall be 5 mm or less when applying 1 kgf static force to the center of keyboard. The keyboard is
held by static rails at space bar side and opposite side.


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