Epson WorkForce 840 User Manual

Checking Ink Levels31
Checking Ink Levels
You can check the ink levels anytime right on the LCD screen. To check the ink 
levels with your Windows or Macintosh software, see the instructions in your 
online User’s Guide.
Note:
Printing stops when an ink cartridge is expended. If a color cartridge is expended, you 
may be able to continue printing temporarily with black ink; see the online User’s Guide 
for more information. If the black cartridge is expended, you must replace it to continue 
printing.
1....

32Replacing Ink Cartridges
Use the following list when you order or purchase new ink cartridges:
Note:
We recommend that you use genuine Epson cartridges and do not refill them. The use 
of other products may affect your print quality and could result in product damage.
Yields vary considerably based on images printed, print settings, paper type, frequency 
of use, and temperature. For print quality, a small amount of ink remains in the cartridge 
after the “replace cartridge” indicator comes on. The...

Replacing Ink Cartridges33
If you’re replacing a cartridge before you see a message on the LCD screen, 
press Setup, select Maintenance, then select Ink Cartridge Replacement.
3. Raise the scanner.
4. Open the cartridge cover. Then squeeze the tab on the cartridge and lift it up. 
Dispose of it carefully. Do not take the used cartridge apart or try to refill it.
Warning: 
If ink gets on your hands, wash them thoroughly with soap and water. If ink gets 
into your eyes, flush them immediately with water....

34Replacing Ink Cartridges
7. Insert the new ink cartridge into the holder and push it down until it clicks 
into place. 
Once you replace all the cartridges that need replacing, close the cartridge 
cover and push it down until it clicks into place.
8. Lower the scanner to begin charging the ink. This takes a few minutes.
When you see a completion message on the LCD screen, ink charging is 
finished.
Caution:
Never turn off the product while ink is charging or you’ll waste ink. If you see an ink...

Network Setup35
Network Setup
Make sure you follow the instructions on the Start Here sheet to set up your 
product, choose your connection, and install the software. The on-screen 
instructions during the installation process help you set up your network 
connection. 
Follow the instructions in this chapter only if you need additional help:
■For wireless network setup, see below.
■For wired network (Ethernet®) setup, see page 43.
Wireless Network Setup
You must install the software on every computer...

36Wireless Network Setup
Installing for the First Time
Before you begin, make sure that you have the following information ready and 
write it in the space provided below:
■Network name (SSID): _________________________________________
■Network password: ____________________________________________
Note:
If your network password contains uppercase (ABC) or lowercase (abc) letters, be sure 
to note them correctly. If you don’t know your network name (SSID) or network 
password, contact the person who set...

Wireless Network Setup37
5. When you see this screen, select Wireless connection and click Next.
6. When you see this screen, select Set up printer for the first time, then click 
Next.
7.Mac OS X 10.6: At the next screen, click Next. Then skip to “Setting Up 
With the Touch Screen” on page 39.
 

38Wireless Network Setup
8. When you see this screen, select a wireless network setup method, then click 
Next.
If you selected Using Temporary USB cable connection, do not connect 
the USB cable yet. (The cable is not included.)
9. At the next screen, click Next.
10. Do one of the following:
■If you selected Using Temporary USB cable connection, continue 
following the instructions on the screen.
■If you selected Using printer buttons, continue with “Setting Up With 
the Touch Screen” on page 39.
Note:...

Wireless Network Setup39
Setting Up With the Touch Screen
If you are using Mac OS X 10.6, or you don’t have a USB cable to set up the 
product on your wireless network, follow these steps to set it up using the 
product’s touch screen:
1. Follow the instructions on the screen to start the product’s wireless Setup 
Wizard.
2. When you see this screen, use the product’s touch screen to select the name of 
your wireless network, then press OK. When you’re finished, click Next.
If your network name isn’t...

40Wireless Network Setup
3. When you see this screen, do one of the following:
■If your wireless network has security enabled, use the product’s touch 
screen to enter your network password. Follow the instructions on the 
screen. If your password has uppercase (ABC) or lowercase (abc) letters, 
be sure to enter them correctly. Then click Next and go to step 4.
■If your wireless network doesn’t have security enabled, click Next and 
continue with step 4.
Note: 
If you’re having trouble entering your...