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Making Hardware Connections
Chapter 2: MAKING THE HARDWARE CONNECTIONS
Package Checklist
ESP901 and ESP902 Serial Servers are shipped with the following items included:
9ESP901 or ESP902 Serial Server Module
9Power supply
9This Operation Manual
9
ESP901/ESP902 Connections, Indicators and Reset Switch
Connectors, Indicators and Switches:
•Three indicator LEDs
•One Ethernet connector
•A power connector
•A recessed reset switch
•Triple DIP switch
•ESP901: One serial port connector
•ESP902: Two serial port connectors
Manual Documentation Number: | Chapter 2 | 9 |
Making Hardware Connections
Indicator Lights
Light | Indication |
|
Power | Red - power is applied | |
Link | Yellow – 10BaseT Ethernet connection established | |
| Green – 100BaseTX Ethernet connection established | |
Ready | Flashing Green – system is ready | |
| Figure 5. | Indicator Lights |
Ethernet Connector
The Serial Server has a standard
Note:
Refer to Appendix D for details on Network Cables
Power Connector
Plug the
Reset Button
This switch resets the unit, similar to the effect of removing/applying power. The Reset switch is recessed to avoid accidental operation. To reset the unit, insert a small plastic tool, press lightly and hold for three seconds. The Link and Ready lights will go out and then come back on.
|
| Power jack | |
female | Reset |
| 2.5 mm Tip (+) |
|
Off |
Figure 6. Top View of ESP901 and ESP902 (when mounted vertically)
10 | Chapter 2 | Manual Documentation Number: |
B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph | – | B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph | – |
B&B Electronics Ltd – Westlink Commercial Pk – Oranmore, Galway, Ireland – Ph +353 | – | B&B Electronics Ltd – Westlink Commercial Pk – Oranmore, Galway, Ireland – Ph +353 | – |