User manual

Output of MS-DOS system error messages
MS-DOS system error messages
All system error messages are output on the cashier display or monitor.
The messages have a two-line format, as follows:
The entries have the following meanings:
M Reserved
e MS-DOS error no. 0..C HEX
l Indicates where the error occurred
0 Reserved sector (MS-DOS area)
1 File allocation table (FAT)
2Directory
3Dataarea
ooooo “Read” or “Write” operation
dddddddd Block device driver:
Drive, e.g. “C: ”
Character device driver:
Name, e.g. “COM1 ”
mm...mm Message text:
e.g. “Write protect error”
If an error message like this appears,
acknowledge it by pressing the C key
on the POS keyboard. In this case, the operating
system repeats the previous statement.
M el ooooo dddddddd
mmmmmmmmmmmmmmmmmmmm
MS-DOS system error messages
GB - 79