Service manual

SERVICE MANUAL TNC 415B/425
Page 90
Issue: 20.08.95
16.3 Error Messages
16.3.1 Error Messages at the TNC in the ME Mode
WRONG OPERATING MODE
The wrong operating mode or no operating mode was selected on the external data medium.
WRONG PROGRAM DATA
Wrong program data have been detected during data transfer. The control attempted three times to read the
data from the magnetic tape before interrupting the process.
DATA MEDIUM MISSING
No cassette has been inserted into the drive.
DATA MEDIUM EMPTY
No programs are stored on the data medium (cassette).
DATA MEDIUM WRITE-PROTECTED
The write-enable plug on the cassette is missing.
PROGRAM INCOMPLETE
Data transfer was interrupted before the program was transferred completely.
EXT. INPUT/OUTPUT NOT READY
The DSR-signal is missing at the TNC.
- ME not connected.
- Defective or wrong transfer cable.
- Wrong interface assignment.
ME: TAPE END
The cassette is full. To continue data transfer, turn over or exchange the cassette.