FUJITSU M3099EX/EH - Manual (Page 70)

3-42 M3099EX/EH OEM Manual
Image control register A#3, B#3
X’00' is set when the power is turned on or when a CLEAR
command is issued for initialization.
b7 b0
Overlay specification (*1)
0 x : Not operation
1 0 : Not overlay
1 1 : Overlay
Overlay mode number specification
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
Download/built-in overlay pattern
0 : Built-in pattern valid
1 : Download pattern valid
#3 0 0
(*2)
*1: When dither or error diffusion processing is valid by the control
register #2 or operator panel, overlay is not performed even if it
is valid by this register.
*2: This scanner has six patterns as built-in overlay pattern. ("000"
to "101")
Eight patterns can be registered as download pattern. ("000" to
"111")
The bits 4 to 7 is valid when the overlay specification is valid.