Sunrex RK509C User manual
Maintain the Keyboard
Trackballcleaning
If the producthave trackballdevice, whenthe cursor skipor move abnormally,
Cleanthe ball thatis inside trackball.
1.Removethe retainerringtoremovethe ball. Onthebottom ofthetrackball,
press inthe directionof the Open arrow imprintedonthe retainer ringcover.
2.Wipe theball withaclean,lint-free cloth,thenblowcarefullyintothe
ball-cagetodislodgedust andlint. Look forabuild-up ofdirtontherubber
roller(s) insidethe ball-cage.
3.If dirty, cleanthe roller(s) usinga cottonswabmoistenedlightlywithisopropyl
(rubbing) alcohol.After cleaning,makesure the roller(s) are stillcentered in
their channels. Makesure thatflufffromtheswab is not leftonthe roller(s).
4.Replace theballandretainer ring.
Troubleshooting
WirelessKeyboard nofunction
Makesurereceiver cableplug into correct port. Receiver port should plug into
PS/2 or USBkeyboard port and mouse port.For the best efficiency,keep the
receiver 8 inch or 20 cm distancewith other electrical device. Ex.Computer,
Monitor..
Makesureyou set up the battery correctly. And make sure battery is full
charged.
Setup thecommunication between receiver,mouse.Trackball or keyboard. Press
thebutton on the receiver,then press ID setting button”on the keyboard to adjust
thefrequency. If you haveSUNREX or JME wireless keyboard and setting
instruction.Makesureyou have press the setting button”and link button”on
keyboard at the same time.
If you are working on the metalsurface, try to use mousepad.
Try to remove and link receiver and computeronceagain.
Troubleshooting forPC connection
Make sure the receiver cable is plugged intothe right portUSB orPS/2.
Don’tremove or plugthe cable whenPC running.
Make sure your USBor PS/2 port has theproper configuration. Refertoyour
computer documentationforthe correct portconfiguration.
Tryto remove andre-plugreceiver cable intoPC.
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Cursordon t move smoothly
Clean theball and theball cageif your mousehave this device.
For thewirelessdevice, try to changethe receiverposition. It may be caused by the
long distance between receiver and trackballor mouse. Also may caused by PC
monitor( or big metal barrier) thatwill interference the receiver.It also may be
caused by low power battery.Check the battery according to steps mentioned
before.You also can resetthelink between mouse/trackball and receiver.When
you do that, press thebutton on the receiver and then press ID setting button”in
the keyboard.
Compatible withWindows 98/Me/2000/XP
Support WindowsMe/2000/XP hot KeyFunction
FCC Statement:
This device complieswith Part 15 of theFCCRules.Operation is subject to
the following two conditions: (1)thisdevicemaynot cause harmful
interference,and(2) this device must accept anyinterferencereceived,
includinginterference that maycause undesired operation.
Any changes or modifications notexpressly approved by the party responsible for
compliance could void the authority to operate equipment.
This equipment has beentestedand found to complywiththe limits for a Class Bdigital device,
pursuant to part 15of the FCCRules. These limits are designed toprovide reasonable protection
against harmful interference in a residential installation. This equipment generates, uses andcan radiate
radiofrequencyenergyand, ifnot installed andused in accordance with the instructions, maycause
harmful interference toradiocommunications. However, there is noguarantee that interference will not
occur in a particular installation. Ifthis equipment does cause harmful interference toradioor
television reception, whichcan bedeterminedbyturningthe equipment off and on, the user is
encouragedto tryto correct the interference byone ormore of the followingmeasures:
--Reorient or relocate the receivingantenna.
--Increase the separation between the equipment and receiver.
--Connect the equipment intoanoutlet ona circuit different from that towhich the receiver is
connected.
-- Consult the dealer or anexperienced radio/TV technician for help.
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