Asynchronous Terminals and Printer Processes Programming Manual

PRINTER PROGRAMMING CONSIDERATIONS
Error Handling
Table 7-3. 5530 Errors (continued)
Error Error
Number Name Meaning
_______________________________________________________________
139 CONTROLLER ERROR 1. Parity occurred on status
returned on the asynchronous
controller, or
2. Character overrun occurred
on the asynchronous
controller, or
3. Invalid interrupt status
returned on the asynchronous
controller.
140 MODEM ERROR 1. Communication link was not
established, or
2. Modem failure or
3. Momentary loss of carrier or
4. Modem disconnect or
5. Link disconnect occurred.
190 DEVICE ERROR 1. Invalid status returned from
printer, or
2. Hardware fault occurred.
191 DEVICE POWER ON Printer power-on has occurred.
| 218 INTERRUPT TIMEOUT WRITE request timed out waiting
| for a completion interrupt.
For jobs processed through the spooler, the spooler retries
errors 100 and 102. It does not retry errors 104, 120, 121,
139, 190, and 191. The spooler places the device on which one of
these errors occurred in the offline state.
DEVICE POWER ON Error
The printer powers on in an online state with operating parame-
ters set to their default values.
If the printer is powered off and then on, its internal buffer
is cleared. The operating parameters return to their default
values. The next request to the printer causes the I/O process
7-18 November 1987