RB400 jumpers
Table 1 shows the conventions used for ON and OFF jumper settings.
Table 1. ON/OFF jumper conventions
| CONVENTION | DEFINITION |
|---|---|
| ON | Jumper fitted |
| OFF | Jumper not fitted |
| 1-2 | Jumper fitted between Pin 1 and Pin 2 |
Table 2 provides a description of the RB400 jumpers.
Table 2. RB400 jumpers
| NAME | DESCRIPTION | DEFAULT |
|---|---|---|
| JP1 | CM5 EEPROM_nWP signal control ON - EEPROM memory write protection enabled OFF - EEPROM memory write protection disabled |
OFF |
| J1 | RS-485 port 2 termination resistor ON - termination resistor enabled OFF - termination resistor disabled |
ON |
| J2 | RS-485 port 1 termination resistor ON - termination resistor enabled OFF - termination resistor disabled |
ON |