Epson LQ 1050 Technical Manual - Page 99
Table 2-13. Paper Feed Direction and Operation
View all Epson LQ 1050 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 99 highlights
REV.-A Drive Sequence When driving the paper feed motor, the phase excitation sequence differs depending the paper feed direction. The table below shows the phase excitation sequence. Table 2-11. 2-2 phase Excitation Drive sequence Step No. Phase A 1 ON 2 ON 3 4 Foward Feed Phase B Phase C ON ON ON ON Phase D ON ON Phase A ON ON Reverse Feed Phase B Phase C ON ON ON ON Phase D ON ON NOTE: If the paper feed motor is driven counterclockwise, paper is fed in reverse. 2.3.5.3 Paper Feed Motor Software Control This section describes the paper feed motor software control. Software Control System The speed and rotational direction of the paper feed motor are controlled by the printer firmware. Line spacing is also controlled by the firmware. The minimum line spacing value that the user can set is 1/2 16 inch. The printer supports the following three speed modes for paper feeding. Speed Mode 1 2 3 Table 2-12. Paper Feed Motor Speed Feed Speed 660 pps 720 Pp!ii 780 PPS Excitation System Description 2-2 Phase Continuous paper feed 2-2 Phase Cut sheet intermittent feed 2-2 Phase Cut sheet continuous feed The paper feed direction is operated by following operation shown in Table 2-13. Table 2-13. Paper Feed Direction and Operation Feed Direction Forward Reverse Description . Control Panel Operation (FF or LF switch) q Print Operation q Paper Load Operation q Micro Adjustment Operation q Paper Back-out Operation q Paper Load Operation q Micro Adjustment ODeration 2-55