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269 Stop bits selection must be 0 (1 bit) or 1 (2 bits).
270 Parity selection must be 0 (none), 1 (odd), or 2 (even).
271 Flow control selection must be 0 (none), 1 (DTR/DSR),
2 (CTS/RTS), or 3 (XON/XOFF).
272 Internal code page selection must be 0 (Internal), 1
(ANSI), 2 (DOS 437), or 3 (DOS 850).
273 Cut adjustment must be -300 to 300 dots.
282 RS232 Trailer string is too long. Use a maximum of 3
characters.
283 ENQ Trailer string is too long. Use a maximum of 3
characters.
284 The buffer type must be T (transmit), R (receive), I
(image), F (format, batch data, and graphics), D
(downloadable fonts), or V (vector/scalable fonts).
285 The storage device type must be N (non-volatile RAM)
or R (volatile RAM).
286 The buffer size is invalid.
287 The printhead width is invalid.
290 Action must be 0 (disable) or 1 (enable) for Backfeed
Control.
291 Dispense position must be 50 to 200 dots and/or the
backfeed distance is greater than the dispense position.
292 Backfeed distance must be 10 to 200 dots.
310 Check digit scheme number must be 1 to 10.
311 Modulus must be 2 to 11.
314 Check digit algorithm must be D (sum of digits) or P
(sum of products).
6-8 Troubleshooting
Rev. A 10/98