SERVSWITCH™

 

1. Specifications

Hardware

 

Required —

Monitor that supports your computers’ highest video

 

standard (see Section 4.1.1)

Compliance —

CE, FCC Part 15 Subpart J Class A, IC Class/classe A

Standards —

With original Serv cabling: VGA (color or monochrome/

 

page white) video;

 

With original Serv cabling (minimal) or coaxial cabling

 

(recommended): SVGA video;

 

With coaxial cabling: XGA (color or monochrome),

 

RS/6000, or SGI video

Interfaces —

RS-232 port: EIA/TIA RS-232 proprietarily pinned on

 

RJ-12 (“6-wire RJ-11”) connector, DTE;

 

CPU and MONITOR/KEYBOARD/MOUSE ports:

 

Proprietary composite of IBM PC/AT or PS/2

 

keyboard, RS-232 or PS/2 mouse, and video (standards

 

listed above)

Resolution —

With original Serv cabling: Up to 1024 x 768 noninterlaced;

 

With coaxial cabling: Up to 1600 x 1280 noninterlaced;

 

Refer to Section 4.1.3

Refresh Rate —

Up to 100 Hz

Protocol —

RS-232: Asynchronous

Data Format —

RS-232: 8 data bits, 1 stop bit, no parity (fixed)

Data Rate —

RS-232: 9600 or (for firmware update only) 57,600 bps

Maximum

 

Distance —

Depending on the CPU, monitor, and video resolution

 

(see Section 4.1.3), either:

 

20 ft. (6.1 m) of original Serv cable from any

 

ServSwitch to any device attached to it, with not

 

more than 40 ft. (12.2 m) of total original Serv

 

cable between any CPU and any user station; or

 

20 ft. (6.1 m) of coaxial cable—possibly as much as

 

100 ft. (30.5 m), depending on CPUs—from any

 

ServSwitch to any device attached to it;

 

Also, 50 ft. (15.2 m) of serial cable from the RS-232 port

 

of any ServSwitch to a computer’s serial port

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Black Box SW724A-R4, SW722A-R4, KV3108SA-R4, SW721A-R4, SW723A-R4, SW725A-R4 manual Specifications, Standards

SW725A-R4, SW722A-R4, SW723A-R4, KV3108SA-R4, SW724A-R4 specifications

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