Service Manual
Page 9
... ink ribbon : Bi-direction with logic seeking RESOLUTION Printing Mode Ultra Speed Draft 10 cpi Ultra Speed Draft 12 cpi High Speed Draft 10 cpi High Speed Draft 12 cpi Draft Draft Condensed Draft Emphasized NLQ Bit Image Table 1-1. EPSON FX-890/2190 1.1 Features EPSON FX-890/2190 is a small-foot 18-pin serial impact dot matrix printer...
... ink ribbon : Bi-direction with logic seeking RESOLUTION Printing Mode Ultra Speed Draft 10 cpi Ultra Speed Draft 12 cpi High Speed Draft 10 cpi High Speed Draft 12 cpi Draft Draft Condensed Draft Emphasized NLQ Bit Image Table 1-1. 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
... lever position. The bushing is transferred to the tractor unit via the timing belt. Operating Principles Overview 45 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,...driven by the HP (home position) detector at power on paper using the ink ribbon. It is mounted on the carriage unit. Printing method: Impact dot matrix printing Number of dot wires: 18 Diameter of the CR guide shaft, parallelism adjustment ...
... lever position. The bushing is transferred to the tractor unit via the timing belt. Operating Principles Overview 45 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,...driven by the HP (home position) detector at power on paper using the ink ribbon. It is mounted on the carriage unit. Printing method: Impact dot matrix printing Number of dot wires: 18 Diameter of the CR guide shaft, parallelism adjustment ...
Service Manual
Page 46
...gear system. Printer Mechanism Outline 2.1.1.7 Sensors Table below lists the sensors of home (OUT): OPEN Mechanical contact 06~1.0 mA 5 VDC ± 5% (Resistance load) There is paper: OPEN No paper: CLOSE Photo interrupter 5 VDC ± 5% (Resistance load) There is driven in one direction. EPSON FX-890/2190... Ribbon Unit Printhead Carriage Unit Timing 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 load) Normal mode (0~1): CLOSE Copy...
...gear system. Printer Mechanism Outline 2.1.1.7 Sensors Table below lists the sensors of home (OUT): OPEN Mechanical contact 06~1.0 mA 5 VDC ± 5% (Resistance load) There is paper: OPEN No paper: CLOSE Photo interrupter 5 VDC ± 5% (Resistance load) There is driven in one direction. EPSON FX-890/2190... Ribbon Unit Printhead Carriage Unit Timing 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 load) Normal mode (0~1): CLOSE Copy...