English: An example of the control and indicator panel adjacent to each door on DLR trains, shown here with reference labels. From top to bottom:
1 - key switch or lock, possibly to isolate or open the panel, or release the doors.
RTD - Ready To Depart indicator
ADC - All Doors Closed indicator
I - Inhibited(?) indicator
I-N-E - Key switch with positions "I" - Inhibit, "N" - Neutral (?) and "E" - Engaged. The train operator selects the "Engaged" setting when operating the doors from this panel.
2 - Speaker or microphone for PAs
3 - Speaker or microphone for PAs
ROD - "Re-Open Doors", release the doors for passenger operation after closing.
CTD - "Close This Door", close the door adjacent to this panel
COD - "Close Other Doors", close all the doors not adjacent to this panel
4 - Microphone for making PA announcements
PA - The train operator presses and holds this button while making a PA announcement
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