Epson FX-2190 Service Manual

EPSON FX-890/2190 Revision B
Operating Principles Overview 46
2.1.1.6 Ribbon Feed Mechanism
The CR motor drives the ribbon feed mechanism via the timing belt. The ribbon feed
mechanism has the sun and planetary gear system. No matter the carriage unit is driven
left and right, the ink ribbon is driven in one direction.
Figure 2-4. Printer Mechanism Outline
2.1.1.7 Sensors
Table below lists the sensors of this printer.
Rear PE Detector
Front PE detector
Platen Roller
Release Lever
PF Motor
HP Detector Carriage Unit
Timing Belt
CR Motor
Printhead
CR Guide Shaft
Tractor
Release Detector
Ribbon Unit
PG Adjust
Lever
PG
Detector
Table 2-1. Sensors
Sensor Outline
Refer to for
Disassembly/
Assembly
CR HP detection
 Means Mechanical contact
 Switch rating 06~1.0 mA 5 VDC ± 5%
(Resistance load)
 Switch mode Within home (IN): CLOSE
Out of home (OUT): OPEN
p.78
PE detection
(Front)
 Means Mechanical contact
 Switch rating 06~1.0 mA 5 VDC ± 5%
(Resistance load)
 Switch mode There is paper: OPEN
No paper: CLOSE
p.87
PE detection
(Rear)
 Means Photo interrupter
 Switch rating 5 VDC ± 5%
(Resistance load)
 Switch mode There is paper: OPEN
No paper: CLOSE
p.87
Platen Gap
detection
 Means Mechanical contact
 Switch rating 06~1.0 mA 5 VDC ± 5%
(Resistance load)
 Switch mode Normal mode (0~1): CLOSE
Copy mode (2~7): OPEN
p.86
Release Lever
detection
 Means Mechanical contact
 Switch rating 06~1.0 mA 5 VDC ± 5%
(Resistance load)
 Switch mode Friction: OPEN
Tractor: CLOSE
p.86
Cover open
detection
 Means Mechanical contact
 Switch rating 06~1.0 mA 5 VDC ± 5%
(Resistance load)
 Switch mode Case opened: OPEN
Case closed: CLOSE
p.72

Epson FX-2190 Specifications

General

Maximum print size	A3 (297 x 420 mm)
Color	No
Character pitch	10 cpi
Maximum resolution	240 x 144 DPI
Maximum printing width (columns)	136
Print technology	Dot matrix
Dimensions (WxDxH)	589 x 360 x 157 mm
Standard interfaces	Parallel, USB 1.1
Optional connectivity	Ethernet
Country of origin	Indonesia
Sound pressure level (printing)	55 dB
Mean time between failures (MTBF)	20000 h
Sustainability certificates	ENERGY STAR
Windows operating systems supported	Windows 2000, Windows 2000 Professional, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64, Windows Vista Business, Windows Vista Business x64, Windows Vista Enterprise, Windows Vista Enterprise x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Windows Vista Home Premium, Windows Vista Home Premium x64, Windows Vista Ultimate, Windows Vista Ultimate x64, Windows XP Home, Windows XP Home x64, Windows XP Professional, Windows XP Professional x64
Power consumption (typical)	53 W
Operating temperature (T-T)	5 - 35 °C
Operating relative humidity (H-H)	10 - 80 %
Pallet width	1200 mm
Pallet height	1000 mm
Pallet length (UK)	2040 mm
Quantity per pallet	14 pc(s)
Quantity per pallet (UK)	21 pc(s)
Quantity per pallet layer	2 pc(s)
Quantity per pallet layer (UK)	3 pc(s)
Package depth	700 mm
Package width	460 mm
Package height	270 mm
Package weight	11740 g
Quantity per pack	1 pc(s)