S

HP sensor A photocoupler-type HP (home position) sensor is attached to the surface of the printer mechanism to detect the carriage home position. A HIGH level signal from this sensor indicates that the carriage is in the home position.

Front PE A mechanical switch PE (paper end) sensor is built into the printer mechanism to determine sensor if there is paper in the printer. A CLOSE condition from this sensor indicates that no paper is loaded.

Rear PE A mechanical switch PE sensor is built into the rear paper guide to determine if there is sensor paper in the printer. A CLOSE condition from this sensor indicates that no paper is loaded.

Release A mechanical switch release sensor is built into the left-side frame of the printer mechanism sensor to determine whether the release lever is switched to friction mode or push tractor mode. A

CLOSE condition from this sensor indicates that tractor mode is selected.

Black ink A mechanical switch black ink cartridge sensor is built into the ink cartridge holder of the cartridge printer mechanism to determine if the black ink cartridge is installed. A CLOSE condition sensor from this sensor indicates that the cartridge is installed.

Black ink- A mechanical switch black ink-out sensor is built into the ink cartridge holder of the printer out sensor mechanism to determine whether the black ink supply is empty or low. This sensor is used with the black ink cartridge sensor signal as shown in the following table:

Table 2-8. Black Ink-Out Sensing Mode

Black Ink-Out Sensor

Black Ink Cartridge Sensor

Was this article helpful?

0 0

Post a comment