Printer Initialization; Monochrome Printing Mode - Epson Stylus 1500 Service Manual

General Description

1.4.6 Printer Initialization

This printer has three initialization types: hardware, software, and panel.
1. Hardware Initialization
Hardware initialization is performed by turning on the printer or sending the INIT signal to the parallel interface. The following functions
are executed:
o The printer mechanism is initialized.
o The input data buffer is cleared.
o Downloaded character definitions are cleared.
o The print buffer is cleared.
o Default values are set.
2. Software Initialization
Software initialization is performed when the printer receives the ESC @ command. The following functions are executed:
o The print buffer is cleared.
o Default values are set.
Note: The last panel settings are kept after software initialization.
3. Panel Initialization
Panel initialization is performed by pressing the Load/Eject button while holding down the Alt button. The following functions are
executed:
o The input data buffer is cleared.
o The print buffer is cleared.
o Default values are set.
Note: The last panel settings are kept after panel initialization.

1.4.7 Monochrome Printing Mode

This printer has a monochrome printing function that allows printing to continue with black ink when the color ink cartridge is out or the
color upgrade kit is not installed. This function is selected by the printer driver setting. To enter monochrome printing mode, turn the
Power button off and back on again.
Notes: 1. Once the printer has entered this function, print data must be resent.
2. The color select command ( ESC r ) is ignored.
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Stylus 1500 Service Manual
Rev. A