LITE ON TECHNOLOGY KB27RF002 User Manual

User’s Manual

For Model : SK-7265

RF W ir eless Keyboard

Version: 1.0
Department: HIS, R&D
Date: NOV. 11th, 2003

Prepared :Muchuan Lee

LITE-ON Technology Department: HIS R&D

Table of Contents

1. GENERAL

2. M

ECHANICAL ID..........................................................................................................................

KEYBOARD/RECEIVER ......................................................................................................4

3. E

LECTRICAL FEATURE

3.1 K

EYBOARD TRANSMITTER ......................................................................................................3

3.2 RECEIVER.......................................................................................................................4

3.3 FUNCTION DESCRIPTION................................................................................................5

MAIN FEATURE:............................................................................................................1

SOFTWARE REQUIREMENT.............................................................................................1

3.1.1 Operating voltage ....................................................................................................................................................3

3.1.2 Current consumption................................................................................................................................................3

3.1.3 Power consumption ........................................................................................................ ..........................................3

3.1.4 Low Power Indicator................................................................................................................................................3

3.1. PCB Assembly....................................................................................................................................................

3.1.6 Effective Transmission Distance..............................................................................................................................4

3.2.1 Operating voltage ....................................................................................................................................................4

3.2.2 Current consumption................................................................................................................................................4

3.2.3 Power consumption ........................................................................................................ ............................................

3.2.4 Pin outs of PS2 min-DIN connector...........................................................................................................................

3.2.6 Circuitry...................................................................................................................................................................4

3.2.7.1 PCB Assembly.............................................................................................................................................5

3.2.7.2 Cable ...........................................................................................................................................................5

3.3.1 Interface specification with host PC ........................................................................................................................5

3.3.2. Channel and ID default setting................................................................................................................................5

3.3.3 Channel and ID numbers.........................................................................................................................................5

LITE-ON Technology Department: HIS R&D

1. General

SK-7265 is a set of 27 MHZ RF keyboard product, the product is composed of a set
of wireless desk top keyboard and USB receiver. The keyboard includes standard
function keys and several easy access keys.
General the receiver supports both keyboard and mouse function. Hereunder are only
described keyboard functionality in the product specification ,not excluded mouse
portion.The mouse is a optional device and the functionality will be described in the
specification of mouse.
Product package includes wireless keyboard and receiver, mouse device is optional
according to customer’s demend.

1.1 Main feature

The product provides 4 channels /256 ID operation to prevent frequency
interference.there are two channel for keyboard and another two channel for mouse.
The receiver interface of supporting both keyboard and mouse to the system
through USB ports.
.

 High performance ,have a reliable and stable function in RF link.
 Phantom key detection.
 Low power consumption .
 4k bps baud rate in air.
 Provides 2 +2 RF channels .
 256 ID codes randomly generated to resist interference.
 EEPROM interface for ID keeping
 Low battery detector function for transmitter.

1.2 Software requirement

The keyboard, receiver and drivers are compatible with operating systems that are
WIN98, Windows Millennium and Windows 2000. The driver-application also
must meet all current and future Microsoft WHQL requirements.

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