FUJITSU M304X - Manual (Page 47)

. Mode without forms feed
The printer does not feed forms after printing. When receiving the CR
code without character codes, the printer does nothing.
. Automatic spacing mode (IF code mode)
The printer spaces after printing. When receiving the CR code without
character codes, the printer only spaces. The CR code is treated as the
code in this mode.
of the modes above is selectable by setting at the operator panel.
For the setting method, refer to Operator's Guide.
(4) Undefined control codes
Control codes undefined in the control code area in Table 4.2 are treated
as space-codes.
4.4 Format Control
To control forms feed, in addition to control codes, the printer uses format
control functions that specify the form (page) length and the page print
format.
These functions are as follows:
. control buffer (FCB)
. Format control tape unit option
. Form length function
The FCB and the form length function are standard of this printer.
The FCT unit can be incorporated as an option.
When the FCT is not used, format control data is loaded the mainframe
'system) into the printer in online mode. When the FCT used, format control
data is loaded from the FCT unit into the printer in offline mode.
The format control data is indicated with channels which is used by software to
specify special positions of the form.
4.4.1 Definition of the top of form (TOF) and the bottom of form
The TOF and BOF are used for forms feed control.
TOF
The TOF is defined as follows:
. When the FCB data has been loaded, the TOF is the line to which channel
1 is first specified in the FCB data.
. the FCB data has not been loaded or when channel 1 is not contained
in the FCB data, the TOF is the first line on the page.
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