EPSON WF-2700, ET-3700, ET-4750, ET-4150 series Service Manual Page 21-40

EPSON ET-4750/ET-3750/ET-3700/ET-2750/ET-2700/L6190 series/L6170 series/L6160 series/L4160 series/L4150 series Revision A Operating Principles Paper Loading/Feed Mechanism 21 Confidential 1.3 Paper Loading/Feed Mechanism 1.3.1 Overview 1.3.1.1 Paper Loading Method Paper loading method differ between ET-4750/L6190 series/ET-3750/L6170 series/ET-3700/L6160 series and ET-2750/L4160 series/ET-2700/L4150 series, but the both paper loading mechanisms are driven by the PF Motor. Figure 1-15. Paper loading/feed mechanism Table 1-5. Paper Loading Method and Drive Force Drive force (motor) Motor control Paper loading operation Front paper loading model Rear paper loading model PF Motor PF encoder/ PF scale • Turn the Slider Trans to ASF mode, drive the Pick up Roller Assy, and load paper from the cassette. • Paper loaded from the cassette is fed to the PF Roller by the intermediate roller inside the duplex unit. • Drive the PF Roller/EJ Roller to convey the paper. • Drive the LD Roller and load paper from the ASF Rear. • Drive the Hopper/Paper Back Lever to prevent multi-feed. • Drive the PF Roller/EJ Roller to convey the paper. • To flip paper for duplex printing, drive the intermediate roller inside the duplex unit. The paper is flipped and then fed to the PF Roller. The following describes which paper loading method is used for which model. Front paper loading ET-4750/L6190 series/ET-3750/L6170 series/ET-3700/ L6160 series/ Rear paper loading ET-2750/L4160 series/ET-2700/L4150 series Intermediate roller Pick up Roller Assy PF Roller EJ Roller PF Motor Holder Cam Assy Slider Trans Cassette PF Encoder Hopper LD Roller Change Lever Clutch PF Encoder PF Roller EJ Roller Stacker Front paper loading model Rear paper feeding model
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EPSON ET-4750 Series Service Manual Page 21-40
EPSON L6190 Series Service Manual Page 21-40
EPSON ET-3750 Series Service Manual Page 21-40
EPSON L6170 Series Service Manual Page 21-40
EPSON ET-3700 Series Service Manual Page 21-40
EPSON L6160 Series Service Manual Page 21-40
EPSON ET-2750 Series Service Manual Page 21-40
EPSON L4160 Series Service Manual Page 21-40
EPSON ET-2700 Series Service Manual Page 21-40
EPSON L4150 Series Service Manual Page 21-40