Epson WF-4640 Series User Manual

Confidential
Adjustment Details of Adjustments 73
Epson WF-5690/4640/4630/5620/5190/5110 series Revision D
7. With the Carriage Assy in the center of the printer, adjust three notches each for both PG Cam Right and PG
Cam Left to make the PG narrower.
8. Pull the Timing Belt to move the Carriage Assy to 0-digit side and 80-digit side and check if the Carriage
Assy touches the thickness gauges. If the Carriage Assy does not come in contact with the thickness gauges,
adjust the PG Cam Right and PG Cam Left to make the PG narrower until the Carriage Assy touches the
thickness gauges.
Figure 3-26. PG Adjustment
Right
PG Cam Right
PG: narrower
Left
PG Cam Left
PG: narrower
Adjust three notches each for both PG Cam
Right/Left to make the PG narrower.

Epson WF-4640 Series Specifications

General

Max Print Resolution	4800 x 1200 dpi
Automatic Duplex Printing	Yes
Scanner Type	Color flatbed / ADF
Max Scan Resolution	1200 x 2400 dpi
Connectivity	USB, Ethernet, Wi-Fi, Wi-Fi Direct, NFC
Functions	Print, Copy, Scan, Fax
Mobile Printing	Epson Connect, Apple AirPrint, Google Cloud Print
Ink Type	DURABrite Ultra pigment ink
OS Compatibility	Windows, Mac
Print Technology	Inkjet
Print Speed (ISO)	20 ppm (black), 20 ppm (color)
Paper Capacity	80 sheets rear feed
Display	color touchscreen
Weight	31.3 lbs