Epson FX 1170 Service Manual - Page 33

Self Test, 5.6 Paper-out Detection, Auto Tear-off, Self Test Printout - printhead

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REV.-A 1.5.5 Self Test Press the PAPER FEED button while turning on the printer to put the printer in self-test mode. To stop the self test, turn off the printer. (The control panel is still operational in self-test mode for paper handling and font selection. ) When pages are printed from the CSF, the first sheet is used for scaling the sheet length. Then, the maximum number of printable lines is printed in the bottom line of the sheet and saved in non-volatile memory as the default page length. Page lengths are saved individually when a dual bin CSF is in use. The self test prints out the following: (a) Maximum printable lines (only on cut sheets from the CSF) (b) Firmware version (c) Current default settings (d) Short help messages for control panel operation (e) A Pattern of characters, as shown below. 1.5.6 Paper-out Detection Figure 1-9. Self Test Printout When the paper-out sensor detects a paper out, the printer enters the pause condition automatically after feeding or printing several lines. When a paper-out is detected, load new paper properly and set the printer ready to print by pressing the PAUSE button. 1.5.7 Auto Tear-off a., {>,. ..-"" When the release lever is set to one of the tractor positions, the paper advances to the tear-off position automatically if the input data buffer is empty and the paper is at the top-of-form position (If the printer receives no additional data after it has received a form feed). If subsequent data is sent to the printer, the paper reverse feeds to the original position automatically and the printing starts. This function can be turned off in the default setting mode. 1.5.8 Thermal Protection When the printhead temperature exceeds 82 deg. C, the printer stops printing to protect the printer from overheating. 1.5.9 High Duty Printing The printer stops printing when the printing duty is too heavy for the printer's power supply. If it occurs, the :" . printer continues printing the rest at half speed. 1-24

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REV.-A
1.5.5
Self Test
Press the PAPER FEED button while turning on the printer to put the printer in self-test mode. To stop the self
test, turn off the printer. (The control panel is still operational in self-test mode for paper handling and font
selection. ) When pages are printed from the
CSF,
the first sheet is used for scaling the sheet length. Then,
the maximum number of printable lines is printed in the bottom line of the sheet and saved in non-volatile
memory as the default page length. Page lengths are saved individually when a dual bin
CSF
is in use.
The self test prints out the following:
(a) Maximum printable lines (only on cut sheets from the
CSF)
(b) Firmware version
(c) Current default settings
(d) Short help messages for control panel operation
(e) A Pattern of characters, as shown
below.
Figure 1-9. Self Test Printout
1.5.6 Paper-out Detection
When the paper-out sensor detects a paper out, the printer enters the pause condition automatically after
feeding or printing several lines. When a paper-out is detected, load new paper properly and set the printer
ready to print by pressing
1.5.7
Auto Tear-off
the PAUSE button.
{
“
a.,
>,.,
..-”
When the release lever is set to one of the tractor positions, the paper advances to the tear-off position
automatically if the input data buffer is empty and the paper is at the top-of-form position (If the printer
receives no additional data after it has received a form feed). If subsequent data is sent to the printer, the paper
reverse feeds to the original position automatically and the printing starts. This function can be turned off in
the default setting mode.
1.5.8 Thermal Protection
When the printhead temperature exceeds 82 deg. C, the printer stops printing to protect the printer from
overheating.
1.5.9 High Duty Printing
The printer stops printing when
the
printing duty
is
too
heavy
for the
printer’s
power
supply. If
it
occurs, the
:“
printer continues printing the rest at half speed.
.
1-24