Printer Initialization - Epson FX-870 Service Manual

Printer Features

Printer Initialization

The printer is initialized in the following cases.
When the printer is turned on.
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When the INIT signal or CMREQ (optional I/F ) is input.
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When the printer is initialized, it performs the following functions:
The printhead returns to the leftmost position (carriage home).
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The READY LED lights.
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The printer clears the print buffer and input data buffer.
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The line spacing is set to l/6 inch.
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The page length and skip-over-perforation settings are returned to their default
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values.
All vertical tab positions are cleared.
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The horizontal tab positions are set to every 8 columns.
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. The print mode is set to the default value set
non-volatile memory.
TOF position is reset in the following cases.
. Power on
Receipt of the INIT signal or CMIXEQ (optional I/F)
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Receipt of a
software
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. Receipt of a page length command (ESC C)
The CMREQ signal goes LOW when the command request is sent from the
optional card to the
1-26
reset (ESC Q)
command
system.
main
the control panel and stored in
Epson FX-87CY1170