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KVM Extension/Remote KVM Access
ServSwitch Brand Fibre KVM Extender II and II–SM
PLATFORMS CONNECTORS CABLE PERIPHERALS
'ETHIGH
QUALITYDIGITAL+6-EXTENSI
PC
ONU
PS
PT
/2
®
VGA
O
Multimode SC Single-Mode SC Speaker
KILOMETRESOVERDUPLEXFIBRE
s3ENDSYOURDATAUPTOMETRESODEFT ON
«MMULTIM
FIBRECABLEORKILOMETRESMILES OABLENSINGLE
MODEFIBREC
s3UPPORTSRESOLUTIONSUPTOXAT(Z
s$IGITALFORMATENSURESHIGH
QUALITYTRANSMISSION
s4RANSMITS+6-SIGNALSANDAUDIOOVERADLEUPLEXFIBREOPTICCAB
s3UPPORTSANOPTIONALLOCALMONITORKEYBOARDANDMOUSE
user station.
sFIDO PROTECTION
®
ˆ9EAR
ACS250A-R2
4OP
QUALITYVIDEO TECH SPECS
Unlike most KVM extenders, which use #ABLE2EQUIREMENTSˆ #%!PPROV YeALˆs
analogue signals, the ServSwitch
™
Brand Fibre
ACS250A-R2: 62.5-/125-µm multimode duplex )NTERFAC EEˆxtension: ACS250A-R2:
KVM Extender II and II–SM use digital signals to
fibre; 50-/125-µm (to greater distances); $UPLEXMULTIMODEFIBREOPTIC
ACS251A-R2: 9-/125-µm single-mode duplex fibre !#3!
2$UPLEXSINGLE
MODEFIBREOPTIC
maintain image quality. The local unit digitises $ISTANCE-AXIMUM ˆ 6IDEO6'!COMPATIBLE$/3MODE6'!36'!
video output from a local CPU, then sends it
Between local and remote units: XGA, SXGA, UXGA, W-UXGA); plug-and-play
across fibre optic cable to a remote unit, which
ACS250A-R2: Over 62.5-µm cable: 220 m; FORMONITORSAND$$#ISSUPPORTEDEMULATION 
Over 50-µm cable: 400 m; Keyboard and mouse: IBM
®
PS/2 compatible;
converts it back to the original analogue signal. ACS251A-R2: Over 9-µm cable: 10 km Sound: Mono audio
Because the extender uses fibre optic cable,
/PTICAL"UDGAECSTˆ250A-R2: #ONNECTO,RSOˆCALUNIT 
PINMINI$).&
trans missions are immune from electrical interference
With 62.5-µm cable: 6.7 dB maximum;  ($& 
MMMONOAUDIOJACK
With 50-µm cable: 7.5 dB maximum; (1) pair of SC; (1) 2.1-mm barrel jack;
from sources such as nearby machinery or ACS251A-R2: With 9-µm cable: 10.5 dB maximum  
PINMINI$).FORSERVICE
fluorescent lights.
/PTICAL4YPEAND7AVELENGTHˆ 2EMOTEUNIT 
PINMINI$).& ($&
ACS250A-R2: 850-nm multimode; (1) 3.5-mm mono audio jack; (1) pair of SC;
'OTHEDISTANCE ACS251A-R2: 1300-nm single-mode  
MMBARRELJACK 
PINMINI$).
Another benefit of using fibre optic cable
2ECEIVER3ENSITAICVSI2T5Yˆ0A-R2: with 62.5-µm for service
is extraordinary reach — up to 10 kilometres
cable: -12.5 dBm; with 50-µm cable: -13.5 dBm; 0OWERˆ)NPUTn6!#n(Z
ACS251A-R2: with 9-µm cable: -14.4 dBm autosensing;
(6.2 mi.) over single-mode fibre. Multimode fibre 2ESOLUTIONAND2EFRE SSuH2pportAs rTeEˆsolutions /UTPUT6$#
supports 220 metres (721.8 ft.) over 62.5-µm cable
UPTOXANDREFRESHRATESU3IPTOZEˆ((XZ7X$XXCM
or 400 metres (1312.3 ft.) over 50-µm cable. Image
MAXIMUMPIXELCLOCKBANDWIDTH IS7EI-GHTˆ( LZocal unit: 2.4 lb. (1.1 kg);
4RANSMITTER,AUNCH0ACOS2W50EARˆ-R2: into Remote unit: 2.2 lb. (1 kg)
quality is independent of cable length. either 50-µm or 62.5-µm cable: from -4.5 to
-INIMISEFIBREREQUIREMENTS
-9 dBm;
ACS251A-R2: into 9-µm cable: from -3 to -9 dBm
The digital video signal is transmitted serially
over a single fibre strand at rates up to 1.5 Gbps.
The extenders use the second strand of the !UDIOTOO
fibre pair to send remote mouse and keyboard In addition to the keyboard, video, and The local user contends with the remote user
information back to the local CPU. mouse information, the local unit can also digitise for keyboard and mouse control of the CPU —
Compared to the five strands some extenders audio signals from a local CPU or other audio once the active user station is idle for two
need, these extenders only need two fibre strands device and encode it into the digital information seconds, the first user to type at the keyboard
for full operation so you save money by running sent to the remote unit on the video fibre. The or move the mouse will be granted control.
less cable. sound quality doesn’t approach high fidelity
Wide compatibility
(stereo is converted to monoaural), but it’s more
The extenders support many of the most
than adequate for system sounds such as alerts.
common VGA-compatible video standards at ,OCALANDREMOTECONTROL
resolutions up to 1280 x 1024. You can also connect an optional local user
Item Code
The extenders also support all common PS/2
®
station (keyboard, monitor, and mouse only)
ServSwitch Brand Fibre KVM Extenders
style two-button, three-button, and wheel mice, to the local unit. The local unit passes video
II (Multimode) ACS250A-R2
II–SM (Single-Mode) ACS251A-R2
including Microsoft
®
IntelliMouse
®
, plus trackballs through to the local monitor and switches the
You may also need…
and more. keyboard and mouse.
19" Rackmount Tray RMK250A
38
New Zealand: www.blackboxnz.co.nz – For Sales or Tech Support, call 0800-653-219.
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