Epson Stylus Color 1520 Service Manual page 119

EPSON Stylus COLOR 1520
Table 5-2. Sensor Status
Sensor
HP sensor
Rear PE sensor
Front PE sensor
Release sensor
DE sensor
Black ink cartridge sensor CN13/Pin 1
Color ink cartridge sensor CN12/Pin 1
Cover open sensor
Thermistor
Table 5-3. Error Codes and Solutions
Printer Status Power

Paper out

Paper jam

Cover open

No black ink
cartridge/black
ink end

Black ink low

No color ink
cartridge/color
ink end

Color ink low

Fatal error

Release lever
error
Maintenance
requested
Blinks
(ink drain pads
overflow)
5-2
Test Pin No. Signal Level
CN9/Pins 1 and 2 Closed (> 2.5V) In the false absorption position
Open (< 2.5V)
CN11/Pin 1 Open (H)
Closed (L)
CN10/Pin 1 Open (H)
Closed (L)
CN8/Pin 1 Open (H)
Closed (L)
CN4/Pin 1 Open (H)
Closed (L)
Open (H)
Closed (L)
Open (H)
Closed (L)
CN9/Pin 1 Open (H)
Closed (L)
CN12/Pin 2 Analog data
Pause Cover Ink End
Open (Black)
  
  
 
On
 
On
 
Blinks
  
  

Blinks Blinks
 
Blinks
Blinks Blinks
Blinks
Sensor Status
Out of the false absorption position
Paper loaded
No paper loaded
Paper loaded
No paper loaded
Friction feed mode
Tractor feed mode
CR unit is on the pump side.
CR unit is on the print side.
No black ink cartridge
Black ink cartridge installed
No color ink cartridge
Color ink cartridge installed
Cover closed
Cover opened
Approximately 10 kΩ at 75° F (24°C)
Ink End Paper Solutions
(Color) Out

On Load paper and press the
Pause and Load/Eject
buttons.

Blinks Remove paper then press
the Pause and Load/Eject
buttons.
 
Close the printer cover.
 
Replace the ink cartridge.
 
Get a new cartridge.

On Replace the ink cartridge.

Blinks Get a new cartridge.
 
Turn the printer off and
then back on.

Blinks Set the release lever to the
other position, remove the
loaded paper, and reset the
release lever.
Replace the ink drain pads
Blinks Blinks and reset the EEPROM.
(Refer to Sections 1.4.3
and 3.2.9.)