Epson DS-770 II User Manual

Scanner Problems
Scanner Lights Indicate an Error
Check the following if the scanner lights indicate an error.
❏ Make sure there are no originals jammed in the scanner.
❏ When feeding multiple originals, open the ADF cover and remove the originals. Next, close the ADF cover.
❏ Make sure the scanner cover is closed.
❏ Make sure the scanner is connected to your computer properly.
❏ Make sure Epson Scan 2 is installed correctly.
❏ If the rmware update fails and the scanner enters recovery mode, update the rmware again using a USB
connection.
❏ Turn o the scanner and turn it on again. If this does not solve the problem, the scanner may be
malfunctioning, or the light source in the scanner unit may need to be replaced. Contact your dealer.
Related Information
& “Error Indicators” on page 22
& “e Original Jams in the Scanner Frequently” on page 167
The Scanner Does Not Turn On
❏ Make sure the AC adapter is securely connected to the scanner and an electrical outlet.
❏ Check that the electrical outlet is working. Plug another device into the electrical outlet and check that you can
turn the power on.
Problems Starting Scanning
Cannot Start Scanning from Computer
The Scanner Cannot Connect by USB
e following causes can be considered.
The USB cable is not plugged into the electrical outlet correctly.
Solutions
Connect the USB cable securely to the scanner and the computer.
Solving Problems > Problems Starting Scanning > Cannot Start Scanning from Computer
164

Epson DS-770 II Specifications

General

Optical Resolution	600 dpi
ADF Capacity	100 sheets
Scan Speed	45 ppm / 90 ipm
Connectivity	USB 3.0
Duplex Scanning	Yes
Ultrasonic Double Feed Detection	Yes
Scanning Method	Contact Image Sensor (CIS)
Scan Speed (Color, A4, 300 dpi)	45 ppm
Scan Speed (Black & White, A4, 300 dpi)	45 ppm
Document Feeder Capacity	100 sheets
Interface	USB 3.0
Supported Operating Systems	Windows, Mac OS
Scanner Type	Sheetfed
Max Document Size	215.9 mm x 6096 mm
Grayscale Depth	10-bit
Maximum Resolution	1200 dpi
Maximum Document Size	215.9 mm x 6096 mm
Minimum Document Size	50.8 mm x 50.8 mm
Color Depth	Input: 30 Bits Colour / 10 Bits Monochrome , Output: 24 Bits Colour / 8 Bits Monochrome