Print Position Adjustment - AMT Datasouth Accel-7350 Service Manual

24 pin serial dot matrix printer
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(6) Based on the gap adjustment pattern printout, select the gap adjustment settings that will provide
the optimum print density. Designate the selected gap adjustment setting on the LCD using the
[↓] and [↑] keys. Press the [ENTER] key and the printer will adjust the head gap using the
selected settings and print out the confirmation pattern.
(7) After you have adjusted the front and rear head gaps, press the [HIGH IMPACT] key.
The front and rear [gap adjustment settings] and the [number of pulses from home] will
be stored in the EEPROM, and the printer will initialize itself automatically.

Print Position Adjustment

This printer has two print position adjustment modes, "print start position adjustment mode (Mode
A)" and "bidirectional print position adjustment mode (Mode B)," in order to minimize the effects of
variance between individual printers and age-related deterioration. These modes enable fine
adjustment of the print position in accordance with its carrier speed.
The print start position adjustment mode (hereinafter referred to as Mode A) is used to align the print
start positions of the print modes with different print speeds. This mode sets the print start position
constant for any print speed.
The bi-directional print position adjustment mode (hereinafter referred to as Mode B) aligns the
characters in lines printed at the same speed in different directions. This mode sets the optimum
value for each speed.
A change in Mode A affects Mode B. If the Mode A setting has been edited, the Mode B setting will
also require adjustment. The printer, therefore, automatically moves to Mode B after it enters and
exits Mode A. When the Mode A setting has not been edited, you can adjust the print position in
Mode B only.
Operating Procedure
(1) Select the rear tractor paper path and feed a 15-inch wide sheet of paper.
(2) While simultaneously holding down the [ENTER] and [RLF] keys, turn on the power. The printer
will enter the print position adjustment mode.
(3) This screen will change to the Mode A menu in one second.
(4) Select Mode A or B using the [←] and [→] keys. The following steps are common in Modes A
and B.
(5) Press the [ENTER] key to start printing the timing pattern of Mode A (or B). The currently
selected timing number is marked with the "
*
" character.
20

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