User manual EPSON LQ-850+ ESCP MANUAL

[. . . ] The minimum left and right margins are 13 mm (0. 51 inches). However, the maximum printable width is 203 mm (8 inches) for LQ570 or 345 mm (13. 6 inches) for LQ1070 Envelopes A The minimum top margin is 8. 5 mm (0. 33 inches). B The minimum left and right margins are 3 mm (0. 12 inches). C T h e minimum bottom margin is 13. 5 mm (0. 53 inches). Weight Printable area LQ-850+/1070-2 8/20/91 24-Pin Printers LQ-850+/1070 The Control Panel The indicator lights give you the current status of the printer. [. . . ] Press again to return to normal character printing. Press this button to select from among the built-in fonts. Note: The panel's font name typestyles are meant as guides only; actual minted results may differ slightly. DATA (yellow) MULTI-PART (green) On when you move the paper-thickness lever to position 2 or higher. The printing speed is reduced when this light is on. On when the printer runs out of paper. FONT PAPER OUT (red) BIN 1 (green) On when bin 1 of the optional cut-sheet feeder is selected for paper feeding. Other control-panel features The control panel also gives you access to two special functions: self test: Hold down the LF/FF button (for LQ printing) or the LOAD/EJECT button (for draft printing) while turning on the printer to perform the self test. The self test lets you check that your printer is operating properly and gives you a printout of the current DIP-switch settings. BIN 2 (green) On when bin 2 of the optionai cut-sheet feeder is selected for paper feeding. TEAR OFF (yellow) On when you press the TEAR OFF button to feed the paper to the tearoff position On when a specific font is selected. Fonts(gretm) Buttons PAUSE Press this button to temporarily stop printing. Press this button again to resume printing. Data dump: Hold down both the LF/FF button and LOAD/EJECT button while turning on the printer to enter data dump mode. Data dump mode allows advanced users to find the cause of communication problems between the printer and the computer. Setting the DIP Switches DIP-switch tables The section below shows the settings and functions of each DIP switch. You can see the current DIP-switch settings at any time by running the self test. Table I DIP switch I SW l-l 1-2 l-3 l-4 l-5 1-6 1-7 l-6 DWCliptlOfl lntemabonal character sets/ character tables' / Pnnt dwctlon High-speed draft Input buffer 1 -Inch &D-over-Derforatlon i OFF ON See Tables 3 and 4 below / LOAD/EJECT Press this button to load single-sheet or continuous paper to the loading position (however, the printer normally loads paper automatically). If single-sheet paper is already in the loading position, use this button to eject the sheet. Keep DIP switch 1-7 off to select an BKbyte buffer. Connector pin assignments and a description of their respective interface signals are shown in the following table. Signal ' Return Pin ) Pln 1 i 19 Signal !DIrectIon DeSCrlplloll c STROBE 1IN STROBE pulse to read data. Pulse width must be more than 0. 5 mlcroseamds at the recalvmg ~ termmal. These slgnais represent mformatlon , of the 1st to 8th bits of parallel data, i respectively. Twlsted-oar return sianal - around level. When thts level becomes LOW, the printer controller IS reset to Its power-up slate and the pnnt buffer IS cleared. This level IS normally HIGH; Its pulse width must be more than 50 mlcroseconds at the recelvma terminal. becomes when the t- This level 1) m paperLOW state, 2) In printer 1s: out PAUSE state, 3) m error state I Same as for Pms 1 Q-30 I Not used. I Pulled up to 5V through 3. 3 Kohm ' The DCl/DCJ cede IS valid only 1 when this slgnal IS HIGH This , slgnal IS always LOW IS t J I : II I I 1 1 Auto line feed When auto line feed is on (DIP switch 2-4 on), the printer accompanies each carriage-return code (CR) received with a linefeed code (LF). lf your printer is double spacing, turn DIP switch 2-4 off. [. . . ] Data transfer must be carried out by observing the ACKNLG or BUSY signal. (Data transfer to this printer can be carried out only after receipt of the ACKNLG signal or when the level of the BUSY signal is LOW. ) l l l 24-Pin Printers LQ-850+/1070-5 LQ-850+/1070 Interface timing The figure below shows the timing for the parallel interface: Paper: I 1 Width I I C80637' C8C638 C80639' ; C80640' I ) Length Thickness Weight \ 0. 5 + (Min. ) Slngls sheets 182to216mm (7. 17 to 8. 50 Inches. ) I182to216mm 1 (7. 17 to 8. 50 Inches) ; 182to420mm I (7. 17 to 16. 54 inches) / 182 to420 mm ( (7. 1710 16. 54 Inches) ;210to305mm I (8. 27 to 12. 00 Inches) 0. 07 to 0. 10 mm ~(0. 0028 to 0. 0039 Inches) 64 to 82 g/m' (17 to 22 Ibs) I Envslopes N/A 1 / 165 to 241 mm (6. 50 to 9. 49 inches) N/A i 185to241 mm 1 (6. 50 to 9. 49 Inches) j E$ :z. gnches) 0. 16 to 0. 52 mm (O. OC63 to 0. 0205 inches) !45 to 91 g/m2 I(12 to 24 Ibs) I I , Paper storage conditions: Interface Cards YOU can use optional interface boards to supplement your printer's Temperature: 18" to 22°C (64" to 72°F) Humidity: 40% to 60% Environmental Temperature: Operation: 5" to 35°C (41' to 95°F) Storage: -30" to 60°C (-22" to 140°F) built-in parallel interface. The Epson interfaces below are compatible with your printer: ! [. . . ]