Ricoh FT5580 Service Manual page 36

12 June 1987
Mode No.
30 Toner Supply
Mode
31 Toner Supply
Amount (Detect
Mode)
32 Toner Supply
Amount (Fixed
and Detect)
33 ID Sensor
Bias
34 Bias shift
37 Lead Edge Sep-
aration Corona
timing
38 Edge erase
39 Charge wire
Cleaner
41 Lead Edge
Erase Margin
Adjustment
42 Registration
Adjustment
43 Vertical
Magnification
Adjustment
Function
Selects toner supply
system.
Determines how much
toner is supplied in
detect mode.
Determines how much
toner is supplied in
fixed and detect mode.
Sets the bias voltage
applied to the bias
roller when sensing
image density.
Permanently shifts bias 0: N
output.
Sets off timing of
the separation
corona.
Sets the width of
margin erase.
Sets charge wire
cleaner operation to
ON or OFF.
Adjusts the lead
edge margin.
Adjusts registration.
Adjusts magnification
in the paper travel
direction.
2-12
Data Factory
Setting
0: Detect 0
1: Fixed
0: 30% 0
1: 15%
2: 45%
3: 60%
0: 7%
0
1: 4%
2: 11%
3: 14%
0: 500
0
1: 380
2: 470
3: 530
0
1: 60 V
2: 120 V
0: 10 mm 0
1: 7 mm
2: 13 mm
0: 10 mm
0
1: 5 mm
2: 15 mm
3: 20 mm
0: ON 0
1: OFF
0 - 15 8
0 - 15 8
0 - 15 8
Comments
See SP31/SP32 for
ratios.
500 V = normal
470 V = Iight
380 V = lightest
530 V = dark
Shifts all bias levels
including ID pattern
bias.
Use when separation
problems occur.
7 mm: -10 msec.
13 mm: +10 msec.
Cleaner motor turns
on every 5K copies at
power up.
0.6 mm per step.
(max. -4.8 mm to
+4.2 mm)
0.6 mm per step.
(max. -4.8 mm to
+4.2 mm)
-0.8% to +0.7%