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model 2000 Ethernet Module Operation Manual
Chapter 2 Names of Parts and their Functions
2
Figure 2-2 Modules for 10BASE2 (EN631, EN641, EB641)
EN631
module for 10BASE2
single bus
EN641/EB641
module for 10BASE2
dual bus
Status indicator LED
• RUN
• HLTH
• L-A
Status indicator LED
• RUN
• HLTH
• L-A
• L-B
Serial communication port (RS-232C)
• TOOL
Ethernet connector for (10BASE2) line A
• EN-A
Drop cable connector CN1 for line-B module
Power LED
• PWR
Ethernet connector for (10BASE2) line B
• EN-B
Drop cable connector CN1 for line-B module