HEIDENHAIN TNC 407 (243 020) Technical Manual - Manual (Page 627)

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TNC 407/TNC 415/TNC 425 4 PLC Modules 01.98
Call:
PS B/W/D/K <Interface 0:RS232/1:RS422>
PS K/B/W/D <Number of destination string in string buffer (0..3)>
CM 9104
Error status after call: M3171 = 0: String was read
1: Error condition see above