n
Configuration
Fiber-optic cable connecter
ESB bus cable connector
SNT401/SNT411 : Without terminator
SNT401/SNT411 : With terminator
SNT501/SNT511
LED display
Figure 4.5-1 Optical ESB Bus Repeater Module
l
LED Display
RCV 1
SND 1
STATUS RCV
SND
OPT
NODE 1
Figure 4.5-2 LED Display
•
STATUS: If the self-diagnosis is successfully completed, the green lamp turns on.
•
RCV/SND: If the ESB bus frame is received or sent, the green lamp turns on.
•
OPT RCV-1/OPT SND-1: If the optical transmission frame is received or sent, the green
lamp turns on.
•
NODE-1: If the DIP switch 1 is set to 1 (Node), the green lamp turns on.
l
DIP switch
1
0
1
NODE
Switch number
8
2
3
4
5
6
7
Figure 4.5-3 DIP switch
Set the DIP switch to indicate which unit the optical ESB bus repeater module is mounted on-
to. Remove the connector unit with terminator for ESB bus before changing the DIP switch
setting.
•
Switch 1: “0” if the module is mounted onto the unit for optical bus repeater module.
<4.5 Optical ESB Bus Repeater Module >
4-18
IM 32Q06C10-31E
4th Edition : Jan.30,2015-00
