
USER MANUAL
Model Name : 2.4G WIRELESS KEYBOARD
DK-9023RL User Manual
VER: 0.1
MODEL NO. : DK-9023RL
VERSION : 0.1
DATE : 2009.11.12
Page 1 of 6

Version. # Revised Date PIC Remark
0.1 11/12/2009 Natural Preliminary
DK-9023RL User Manual
VER: 0.1
Page 2 of 6

Electrical Specification
1. Operating Voltage
Keyboard supply voltage: 1.8V-3V (2 AAA batteries)
2. Current Consumption
Current use :< 10mA
DK-9023RL User Manual
VER: 0.1
3. Sleeping Mode
3.1 Timing to sleep mode: 10S (The time from all keys are free to the keyboard turn to
sleeping mode)
3.2 Current during the sleeping mode :< 0.05mA (finally stable the current)
3.3 Wake up: press any key of the keyboard
4. Low-voltage indicate
When the voltage below 2.2V, the LED light was flashing twice as the frequency of 10 Hz,
pause 1 second and then flashing twice again, which means the power is low. (No action
during sleeping model)
Wireless specifications
5
2.402-2.481GHz frequency coverage.
GFSK RF transceiver
High Speed RF link data rate Max. 1M bit/s
Page 3 of 6

DK-9023RL User Manual
VER: 0.1
Key Function Chart
1. Standard part can be composited of 104/105/106/107/109
2. Added 22 function keys independently ,instruction as the figure shows:
Home Page
Favorite
Refresh
Page Down
Forward
Sleep
Backwar Power
Computer
Email
last next
Play/Pause
Mute
Volume control
Word
Excel
CalculatorSearch
Stop
Multimedia
Page 4 of 6

Operation Process
Step 1
Open the battery cover which in the back of the keyboard.
Insert 2 AAA battery which is environment-friendly and safety
Close the battery cover.
Step 2
DK-9023RL User Manual
VER: 0.1
Place the keyboard on a desk or other plane surface. The surface material isn’t metal is
better for wireless distance.
Step 3
Insert a Receiver in a USB port of PC. The Receiver is pairing with the keyboard.
Step 4
Use the keyboard freely.
Caution
Please use the keyboard in human house only and keep away
water.
Children use the keyboard with guardian together is necessary.
Page 5 of 6

DK-9023RL User Manual
VER: 0.1
Keep dry. Humidity, liquids, contain minerals that will corrode
electronic circuits.
Don’t use or store in dusty, dirty areas.
Don’t store in hot areas. High temperature can shorten the life of
electronic devices and warp or melt certain plastics.
Don’t store in very cold areas. Moisture can form inside the case,
which may damage electronic circuit boards.
Don’t attempt to open the case. Non-expert handling of the device
may damage the system.
Avoid dropping and strong impact.
Page 6 of 6

FCC Statement
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 communications. 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 different from that to which the
receiver is connected.
-Consult the dealer or an experienced radio/TV technician for help.
To assure continued compliance, any changes or modifications not expressly
approved by the party responsible for compliance could void the user’s authority to
operate this equipment. (Example- use only shielded interface cables when connecting
to computer or peripheral devices).
FCC Radiation Exposure Statement
This equipment complies with FCC radiation exposure limits set forth for an
uncontrolled environment and it also complies with Part 15 of FCC RF Rules.
Operation is subject to the following two conditions:
1) This device may not cause interference and
2) This device must accept any interference, including interference that may cause
undesired operation of the device.
Caution!
The manufacturer is not responsible for any radio or TV interference caused by
unauthorized modifications to this equipment. Such modifications could void the user
authority to operate the equipment.