User’s Manual For Model : SK-7360 RF Wireless Keyboard Version: 1.0 Department: HIS, R&D Date: May.
Table of Contents 1. GENERAL MAIN FEATURE:............................................................................................................1 SOFTWARE REQUIREMENT .............................................................................................1 2. MECHANICAL ID.......................................................................................................................... KEYBOARD/RECEIVER ......................................................................................
1. General SK-7260 is a 27 MHZ RF keyboard set, the product is composed of a wireless desk top PC keyboard and a PS2 receiver. The keyboard includes Standard function keys and several (option) easy access keys. General the receiver supports both keyboard and mouse function. There are only described keyboard and receiver functionality in the product specification but excluded mouse specification.
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3. Electrical Specification Functional Block diagram: Low power indicator Keyboard (Base-Band) CPU TX-Freq : Crystal : 32.768KHz 27.145 MHz RF Link Microprocessor MA6231 Microprocessor MA6135 RX-Freq : Base-Band Crystal : 26.690 CPU /26.590 MHz Crystal : 32.768KHz PS2 Interface PC Host cable NumL ,CAP, Scrol LED Data indicator 3.1 Keyboard Transmitter Operating voltage The operating voltage range for keyboard is 2 ~ 3.3 Vdc. There are 2 AA batteries providing 3.
3.1.1 Circuitry PCB Assembly Microprocessor MA6231 , MosArt ‘s Chip is applied. It’s placed on the PCB main board. There is also an antenna connected to this PCB for transmitting RF signal. 3.1.2 Battery Life The battery life under the operating condition of 10 keystrokes/sec continuous use is 80 hours for alkaline type and 30 hours for Zinc-Carbon type. 3.1.3 Effective Transmission Distance Effective transmission distance is 2 meters. 3.1.
9 10 11 12 13 14 WWW Home WWW Back WWW Forward WWW Favorites WWW Search WWW Refresh E0 32 E0 6A E0 69 E0 66 E0 65 E0 67 E0 B2 E0 EA E0 E9 E0 E6 E0 E5 E0 E7 E0 3A E0 38 E0 30 E0 18 E0 10 E0 20 E0 F0 3A E0 F0 38 E0 F0 30 E0 F0 18 E0 F0 10 E0 F0 20 *These controls are currently supported in Windows Me only. 3.2 Receiver 3.2.1 Operating voltage Voltage supplied to keyboard: 5+/-0.25 VDC With ripple lower than 150mv, and capable of supply load current up to 100 mA with voltage drop less than 0.
The keyboard Receiver uses IBM PS2 interface to PC host in data communication between them. 3.3.2 Operation Battery Installation Installs two AA batteries to transmitter and connected the receiver with PC system, it’s ready for connection procedure.
FEDERAL COMMUNICATIONS COMMISSION This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:(1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Changes or modifications not expressly approved by the party responsible for compliance could void the user‘s authority to operate the equipment.
