Epson Stylus COLOR 1520 Service Manual page 119

EPSON 6W\OXV &2/25 1520
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
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
Table 5-2. Sensor Status
Test pin No.
CN9/Pin 1 and Pin 2 Close ( 2.5V)
Open ( 2.5V)
CN11/Pin 1 Open (H)
Close (L)
CN10/Pin 1 Open (H)
Close (L)
CN8/Pin 1 Open (H)
Close (L)
CN4/Pin 1 Open (H)
Close (L)
Open (H)
Close (L)
Open (H)
Close (L)
CN9/Pin 1 Open (H)
Close (L)
CN12/Pin 2 Analog data
Table 5-3. Error Codes and Solutions
Pause Cover Ink end
open (Black)
On
Blinks
Blinks Blinks
Blinks
Blinks Blinks Blinks
Signal level
In the false absorbing position
Off the false absorbing 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 k
Ink end Paper
(Color) out
On
Blinks
On
On
Blinks
Blinks
Blinks Blinks
Sensor status
at 24 ••
Solutions
Load paper and press the
Pause and Load/Eject
buttons.
Remove paper then press
the Pause and Load/Eject
buttons.
Close the printer cover.
Replace the ink cartridge.
Get a new cartridge ready.
Replace the ink cartridge.
Get a new cartridge ready.
Turn the printer off and
back on.
Set the release lever to the
other position then remove
the loaded paper and reset
the release lever.
Replace the Ink drain pads
and reset the EEPROM.
(Refer to Section 1.4.3 and
3.2.9.)
Rev. A