Service Manual
Page 9
... dpi 72 dpi 144 dpi 72 dpi 72 dpi Adjacent Dot Print No No No No No No Yes No Yes No Revision B PRINTING SPEED Table 1-2. When the head temperature falls to the upper limit, the printer stops printing. PRODUCT DESCRIPTIONS Features 9 EPSON FX-890/2190 1.1 Features EPSON FX-890/2190 is a small-foot 18-pin serial impact dot matrix printer.
... dpi 72 dpi 144 dpi 72 dpi 72 dpi Adjacent Dot Print No No No No No No Yes No Yes No Revision B PRINTING SPEED Table 1-2. When the head temperature falls to the upper limit, the printer stops printing. PRODUCT DESCRIPTIONS Features 9 EPSON FX-890/2190 1.1 Features EPSON FX-890/2190 is a small-foot 18-pin serial impact dot matrix printer.
Service Manual
Page 45
The printhead is mounted on paper using the ink ribbon. Torque from the PF motor is detected by the front and rear PE detectors, respectively. 2.1.1.3 Carriage Movement Mechanism The carriage ...EPSON FX-890/2190 2.1.1 Printer Mechanism This printer mechanism consists of Printhead, Paper feed mechanism, Carriage movement mechanism, Tractor feed mechanism, Platen gap adjustment mechanism, Ribbon feed mechanism, PF motor, CR motor, detectors, and so on. 2.1.1.1 Printhead The printhead prints data from the control board on the carriage unit. Printing method: Impact dot matrix...
The printhead is mounted on paper using the ink ribbon. Torque from the PF motor is detected by the front and rear PE detectors, respectively. 2.1.1.3 Carriage Movement Mechanism The carriage ...EPSON FX-890/2190 2.1.1 Printer Mechanism This printer mechanism consists of Printhead, Paper feed mechanism, Carriage movement mechanism, Tractor feed mechanism, Platen gap adjustment mechanism, Ribbon feed mechanism, PF motor, CR motor, detectors, and so on. 2.1.1.1 Printhead The printhead prints data from the control board on the carriage unit. Printing method: Impact dot matrix...
Service Manual
Page 46
...06~1.0 mA 5 VDC ± 5% (Resistance load) Within home (IN): CLOSE Out of this printer. PG Detector Tractor Rear PE Detector PF Motor Release Lever Platen Roller Front PE detector CR Guide Shaft...Belt CR Motor Release Detector Figure 2-4. No matter the carriage unit is driven left and right, the ink ribbon is paper: OPEN No paper: CLOSE Mechanical contact 06~1.0 mA 5 VDC ± 5% (Resistance...ribbon feed mechanism has the sun and planetary gear system. EPSON FX-890/2190 Revision B 2.1.1.6 Ribbon Feed Mechanism The CR motor drives the ribbon feed mechanism via the timing belt.
...06~1.0 mA 5 VDC ± 5% (Resistance load) Within home (IN): CLOSE Out of this printer. PG Detector Tractor Rear PE Detector PF Motor Release Lever Platen Roller Front PE detector CR Guide Shaft...Belt CR Motor Release Detector Figure 2-4. No matter the carriage unit is driven left and right, the ink ribbon is paper: OPEN No paper: CLOSE Mechanical contact 06~1.0 mA 5 VDC ± 5% (Resistance...ribbon feed mechanism has the sun and planetary gear system. EPSON FX-890/2190 Revision B 2.1.1.6 Ribbon Feed Mechanism The CR motor drives the ribbon feed mechanism via the timing belt.