MX-2640N, MX-2640NR, MX-2640FN, MX-3140N, MX-3140NR, MX-3140FN, MX-3640N, MX-3640NR, MX-3640FN (serv.man9). Service Manual Revised June 2014. - Sharp Copying Equipment Service Manual (repair manual). Page 117

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MX-3640N  ADJUSTMENTS AND SETTINGS  5 – 74
1) Enter the SIM 50-10 mode.
2) Set A4 (11 x 8.5") paper to all the paper feed trays. Select an
adjustment item of the target paper feed tray among items  B -
N  and  enter t he  adjustment  value. T hen  select item "O" to
select  the paper  feed tray which is to be used for executing
test printing.
3) Press [EXECUTE] key.
The adjustment pattern is printed.
4) Check the adjustment pattern to confirm that the items below
are in the range of the standard values.
If the above condition is not satisfied, or if it is set to a desired
condition, execute the simulation 50-1.
Feed paper from all the paper feed trays to confirm.
5) Enter the SIM 50-1 mode.
6) Select an adjustment item (DENA, DENB, FRONT/REAR) with
the scroll key, enter the adjustment value, and press [OK] key.
When  the  adjustment value  is  increased,  the  void a rea  is
increased. When the adjustment value is de creased, the void
area is decreased.
When the adjustment value is  changed by 1, the void area is
changed by 0.1mm.
The adjustment value and  the actual void area are  related as
follows:
Adjustment value/10 = Actual void area
When the amount  of the rear  edge void is dif ferent  between
each  paper  feed tr ay,  change  the ad justment  value of item
(DENB-XXX) in SIM50-1 and adjust.
The adjustment item (DENB) have a effect on the paper of all
paper feed tray.
Content
Standard adjustment value
X
Lead edge void area
4.0  1.0mm
Y
Rear edge void area
2.0 - 5.0mm
Z1/Z2
FRONT/REAR void area
2.0  2.0mm
EXECUTE
End of print
EXECUTE
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X
Y
Z2
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2.0 - 5.0mm
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2.0mm
Item/Display
Content
Setting 
range
Default 
value
Void area 
adjustment
DENA
Lead edge void area 
adjustment
1 - 99
40
DENB
Rear edge void area 
adjustment
1 - 99
30
FRONT/
REAR
FRONT/REAR void 
area adjustment
1 - 99
20
Sub 
scanning 
direction 
print area 
correction 
value
DENB-MFT
Manual feed 
correction value
1 - 99
50
DENB-CS1
Tray 1 correction value
1 - 99
50
DENB-CS2
Tray 2 correction value
1 - 99
50
DENB-CS3
Tray 3 correction value
1 - 99
50
DENB-CS4
Tray 4 correction value
1 - 99
50
DENB-LCC
LCC correction value
1 - 99
50
DENB-ADU
ADU correction value
1 - 99
50
DENB-HV
Heavy paper 
correction value
1 - 99
50
OK
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