JMRI: LDT Signaling for CSD/CD/ZSR Signals
Entry signal 
+ advance signal 
decoder: DP2N, mode 0
| JMRI aspect | turnout no. | turnout state | signal head aspect |
|---|---|---|---|
| green | 1 | thrown | proceed |
| yellow | 2 | thrown | slow approach |
| red | 1 | closed | train stop |
| flash green | 3 | closed | shunting permited |
| flash yellow | 3 | thrown | slow approach 40 km/h |
| flash red | 4 | thrown | call-on signal |
| dark | 1 | closed | train stop |
Exit signal 
decoder: DP2N, mode 1
| JMRI aspect | turnout no. | turnout state | signal head aspect |
|---|---|---|---|
| green | 1 | thrown | proceed |
| yellow | 1 | thrown | proceed |
| red | 1 | closed | train stop |
| flash green | 2 | thrown | shunting permited |
| flash yellow | 2 | closed | call-on signal |
| flash red | 1 | closed | train stop |
| dark | 1 | closed | train stop |
Repeating signal 
decoder: DP2N, mode 2
| JMRI aspect | turnout no. | turnout state | signal head aspect |
|---|---|---|---|
| green | 1 | thrown | repeating slow approach |
| yellow | 2 | thrown | repeating slow approach 40 km/h |
| red | 1 | closed | train stop |
| flash green | 3 | thrown | shunting permited |
| flash yellow | 2 | closed | call-on signal |
| flash red | 1 | closed | train stop |
| dark | 1 | closed | train stop |