4 States Off: Nothing "H" + "S" steady: Runned over LZB stop, proceed only after special order from the dispatcher. Forced brake from LZB till you free yourself by pressing "befehl" for several seconds. "H" blinking: LZB emergency stop in front of you. Distance shown in LZB target distance indicator. "H" blinking + "S" steady: Runned over LZB emergency stop. Dispatcher has to reset the lzb emergency stop and you have to get a special order from them to continue. Forced brake from LZB till you free yourself by pressing "befehl" for several seconds.
In case you care for the sources in the directives issued by DB Netz AG. RiL 483.0202A01 displays all the possible indicator combinations for LZB. Those are the ones concerning the "H" (for "Halt", German for stop) indicator:
