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LKV-248AUSK
LKV-248AUSK
4-port USB PS/2 KVM w/ Audio & Mic
Quick Installation Guide
Thank you for purchasing the LKV-248AUSK With our highly
reliable and quality product, user can enjoy countless benefits
from using it.
The KVM Switch is a Plug-and-Play device for installation. For a
quick start on installation and operation, please follow the
instructions below for correct setup sequence:
T h e
correct se t u p sequ en ce
is … …
(1) Co n n ect the sh ared k eyb oa r d, m on itor an d m ou se ( an d
o p tion al s p ea k er set a n d m i c r o p h on e ) to t h e K V M S w itch
first, a n d then con n e ct you r c om p ut e rs.
( 2 ) P ow er up you r con ne cted com p u te r s
…
Sin c e t h e K V M S wit c h r e c eiv e s p o w er f r om t h e c o m p u te r ’s U S B an d PS / 2
interf a ce, it is p o w ered up w hen y o u con nect th e K V M Sw itch to a P C . But
if you inte n d to u s e t h e U S B h u b p orts for bigg e r d e vic e s, you s h o u ld pl u g
in th e external p o w er ad a pter .
Out-of-the-box Installation
LKV -248AUS K
Introduction
The LKV-248AUSK provides Audio&Mic switching to offer
you uninterrupted multimedia experience with KVM Switching.
With its multi-platform support for PC and Macintosh G3/G4,
iMAC, this KVM Switch allows you to access, control, boot
and reboot multiple USB-enabled multimedia computers
using only one keyboard, video, mouse and a speaker set
and microphone. Built-in with a 4-port USB Hub, it is designed
specifically for sharing your USB keyboard, mouse and other
USB devices with four USB-enabled PCs.
Before you install
The default setting of LKV-248AUSK is appropriate for most
systems. In fact, you do not need to configure the KVM
Switch before installation. Yet particular caution has to be
taken before installation:
If you d o not w a nt to use PS /2 ke yb o a rd/m o u se a n d w ant to u s e U S B
ke y b o a r d /m o u se inste a d, yo u m i g h t n e e d to d i s a ble t h e P S /2 o p t i o n a n d
ena b l e t h e U S B option in t h e B I O S s etting of y o u r P C , e s p e cial l y w h e n
som e ol d er com p uters m i g h t n ot b e a b l e to auto m atical l y de t ect th e inp ut
dev i c e s.
U SB keyb o a rd u s e r m u st n ote:
if y ou use a U SB k e yb oard
in s te a d of a P S /2 o ne,
you w ill n ot be able t o utilize the hotkey
fu n ction
. In order to u s e the h o tkey function ful l y, it is reco m m en ded t o
u s e a PS /2 k e yb o ard. A l so you h a ve to
“syn c” you r h u b p o rt co ntrol
an d PC p ort s e le ction (i.e. gre en P C p o rt L E D an d r e d U SB h u b
p ort L E D s h o u ld be alig n e d ) so t h a t yo u r P C can f in d y o u r U S B
keyb oa rd and m ou se
.
Take t h e K V M S wi t ch o u t of t he box and b e gin ins t all a tion… .
If you a re co n n ectin g w ith a n y com p ute r u s in g P S / 2
in te r f ace , D O N O T TR Y
to c o n nect t h e K V M S w itch to th e co m p uters
w hi l e t h e com p ut e r s a r e still in p ow e r ed - o n stat e s . O th e rw is e, t h e
com p u t e r wi l l ha v e d i ff i c u lty r e c o gnizing y o ur s h a r ed ke yb o a rd a nd
m o u s e. H ow ever, if y ou a r e conne c ting it al l with U S B - enab l ed co m p u te r s,
th ere i s no such lim itation si n ce it is hot - pl u ggab l e.
Step 1.
Make s u re all the compu ters that a re to be connected to th e KVM
S w itch and their peripherals a re in p o w ere d -off state. If not,
p o w er them off b efore you proce e d w ith the foll o w ing steps. (If
you a re connecting w ith compute rs using the PS/2 interface)
Step 2.
Con n ect the shared PS/2 (or USB) k e ybo a rd, mouse and m onitor
and a speaker set and m icrop h one as w ell as other shar e d
USB devices to the KVM s w itch.
A lso it is re co m m e nd e d to
con n ect the e x ternal p o w er adapter to y o ur K V M S w itch, if
y o u int e nd t o u se USB h ub po r ts for bi g ger d e v ic e s.
Step 3.
Conne c t each of your c omputers to the KVM s w itch, using on ly
our Slim 3 -in -1 combo KVM c a ble, USB (T y pe A -to -T ype B)
cable and audio & Mic cables (s e e the pictures below).
Slim 3 -i n -1 USB c a ble A u d io - Mic
KVM combo c a ble
(TypeA-to-TypeB)
C o m b o C a ble
If y ou a r e u s in g U SB c om p u te r s , y ou ca n u s e s t an dard V G A c a bles
and U S B ca b l e s for connectio n s to P C s i n ste a d o f t h e Sl i m 3 - in - 1
K V M co m b o c ab l e.
Step 4
. (Now y o ur KVM Switch should have been powere d -up… .) Power
up the connected computers. Afte r y o u r computers a re
p o w ered up, the ke y bo a rd and mouse w ill be recognized and
n o w yo u can be g in operating the KVM s w itch.
LKV -248AUSK
Easy Operation
There are two methods to control your KVM Switch for either
simultaneous or independent PC / USB hub port / Audio&Mic
channel selection: using the front-panel push buttons or a
hotkey sequence.
Front-panel buttons
The front-panel buttons let you have direct control over KVM
switch operation and channel switching. Simply press the PC
button for PC port switching, and press the USB button for USB
hub port control switching. If you want to enable the binding of
PC/Hub port/Audio&Mic switching, use the hotkey sequences. See
Quick Reference Sheet
Keyboard hotkeys
A keyboard hotkey sequence consists of three specific
keystrokes: See Quick Reference Sheet
Hotkey seq u ence = S cr L k + ScrLk +
Com m and key
Each k e ys troke w ithin a hotk e y seq uence should be pressed w ith in 2
seconds. O therwise, the hotk e y sequence w ill not be validated.
For detailed Ho tk ey seq u ences and their corre s ponding functional
commands, please refer to th e Quick reference sheet.
30-170-7009-658-14 Rev. 1.4 Copyright© All rights reserved. Dec 2004
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