Toshiba nv Series - Part Names and Functions of Serial Bus Interface Module

1.3 Part Names and Functions of Serial Bus Interface Module
Unified Controller nv series type2 light Controller Unit Instruction Manual
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1.3 Part Names and Functions of Serial Bus Interface Module
Figure 1-2 Serial bus interface module SBM21 front pane
① Status display LED
This displays the operation status of the serial interface module.
② Serial bus I/O connector Bus 1
This is used to set the serial bus 2.
③ Serial bus I/O connector Bus 2
This is used to connect the serial bus 2.
Table 1-5 Serial bus interface module LEDs
Name Color Meaning Remark
ACK1 Green
Serial bus 1 transmission in progress
ACK2 Green
Serial bus 2 transmission in progress

ACK1

ACK2


SB-1

SB-2



ＳＢＭ２１
②
Serial bus I/O connector Bus 1

① Status Display LED 
ACK2

③
Serial bus I/Oconnector Bus 2
