B.1 Parallel Interface
Pin | In or | Signal | Description |
| out |
|
|
30— Ground return
31 | In | [nInit] | Ignored |
|
|
|
|
32 | Out | Error† [nFault] | When the |
|
|
| returns an error status.†† |
33 | — | — | Not used |
|
|
|
|
34 | — | — | Not used |
|
|
|
|
35 | Out | Power Ready | This signal goes high when the printer is powered on. |
|
|
|
|
36 | In | Select In [nSelect In] | When this line is high, IEEE1284 mode is enabled. |
|
|
|
|
Table B-2
†Indicates signals that are low active.
††The Paper Empty, Online, and Error signals work only after you have enabled them using the O2 parameter of the FRPO command.
