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FUSING UNIT
Table 6-2 Adjustment for Actual/Target Temperature Difference
If the temperature difference is above 15°C, the machine must make an adjustment
to the benchmark pressure settings in Table 6.10.4. The following table showss the
required adjustment.
Temp.
Difference
°
+55N
Above 30
C
°
°
+15N
15
C~30
C
°
0N
Below 15
C
"N" means "Newton"
• The temperature difference is monitored every 2 sec. and the pressure is
continuously adjusted.
Table 6-3 CPM Down
When the fusing temperature drops, the CPU reduces the copy speed. This
ensures that the fusing temperature is high enough to fuse the toner properly,
especially for long print jobs.
PLAIN PAPER, FILM (During Copying Up to 20 Copies, All Widths)
CPM Down 1
Above 160
Hot
°
Roller
150
C~160
Temp.
Below 150
PLAIN PAPER, FILM (During Copying 21 Copies or More, Less than 840 mm Widths)
CPM Down 1
°
Above 166
Hot
°
Roller
155
C~166
Temp.
°
Below 155
CPM Down 1
°
Above 175
Hot
°
Roller
165
C~175
Temp.
°
Below 165
Plain Paper
1
CPM Down 2
°
°
C
Above 155
C
°
°
°
C
145
C~155
C
°
°
C
Below 145
C
CPM Down 2
°
C
Above 160
C
Above 155
°
°
°
C
150
C~160
C
145
°
C
Below 150
C
Below 145
TRACING PAPER
CPM Down 2
CPM Down 3,4
°
C
Above 170
C
Above 166
°
°
°
C
160
C~170
C
155
°
C
Below 160
C
Below 155
Tracing Paper
+20N
+10N
0N
CPM Down 3,4,5
°
Above 150
C
°
°
142
C~150
C
°
Below 142
C
CPM Down 3
CPM Down 4, 5
°
C
Above 150
°
°
°
C~155
C
142
C~150
°
C
Below 142
CPM Down 5
°
C
Above 155
°
°
°
C~166
C
145
C~155
°
C
Below 145
6-54
28 April 2005
Film
+55N
+15N
0N
CPM
Base CPM
Base CPM*0.67
Base CPM*0.34
CPM
°
Base CPM
C
°
Base CPM*0.67
C
°
Base CPM*0.34
C
CPM
°
Base CPM
C
°
Base CPM*0.67
C
°
Base CPM*0.34
C
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