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Summary of Contents for Digital Loggers SS20
- Page 1 20-Port Serial Switch User’s Guide...
- Page 2 Product F Product Features eatures Product F Product F eatures eatures 20 ports of relay isolated serial interfaces. • On-board µP with EEPROM. • Manual or batch-file operation via simple text menus. • Ability to broadcast through multiple ports simultaneously. •...
- Page 3 Hardware Hardware Setup Setup Hardware Hardware Setup Setup A 5V wall adapter provides regulated DC power to the switch. The maximum current drain of 600mA occurs when all ports are switched on. Normal power consumption is under 1W. Two types of ports are provided, console and device. The control (console) port can connect with a PC via a straight- through cable, or to a modem via a crossover cable.
- Page 4 Menu Operation Menu Operation Menu Operation Menu Operation Press ~ (tilde), wait at least ½ a second, and press ~ again to enter the menu. Once the menu is entered, communic ation with attached devices is disabled. The following message appears: Serial Switch Unit Name: Serial Switch Enter Command (? for help): Valid commands are:...
- Page 5 Batch File Operation Batch File Operation Batch File Operation Batch File Operation Manual and batch file control function and syntax is identical. There are three important considerations when using batch files: The switch doesn’t react instantly to commands. It takes approximately 1/20 of a second for the crosspoint switch to complete a switching command.
- Page 6 Alternate Attention Character ` ` ` ` Alternate Attention Character Alternate Attention Character Alternate Attention Character The default attention character is tilde ~ decimal 126, 0x7E To select the alternate ` character decimal 96 0x60, move the switch toward the center of the serial switch. You can use different attention characters or baud rates to “daisy chain”...
- Page 7 A A A A ccessories ccessories ccessories ccessories DLI stocks RJ-45 to DB-9 and DB- 25 adapters, as well as cable. These adapters allow you to insert pins in any order, so you can create crossover or straight-through cables easily. Flat phone-type satin cord makes a clean installation, particularly with Cisco, Sun and Dish Network equipment.
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