Ricoh Aficio FT4027, Service Manual

Page: 571 / 685

Mode No. Function Settings
2-101-001
to
2-101-002
Leading/Trailing
Edge Erase
Margin
Adjustment † Adjusts the leading and trailing edge
erase margins.
SP2-101-001: Leading edge erase margin
SP2-101-002: Trailing edge erase margin 0 - 32
Default = 16
(SP 2-101-001)
Default = 18
(SP-101-002)
‡ (only 2-101-
001 is on the
data sheet)
(0.5 mm per step [Range: 0.0 mm to
+16.0 mm])
2-201-001
Development
Bias Adjustment
(for copying) † Adjusts the development bias for copying
to make copies lighter or darker in
general. 1 - 9
Default = 5
(0 V)
1: Darkest
9: Lightest
The adjustment factor set with this SP
mode is applied to the base voltage.
(20 V per step [Range: Base voltage –80
V to Base v80 V])
2-201-002
Lightest ID
Level
Development
Bias
Adjustment † Adjusts the development bias for manual
ID level 7. 1: –40 V
2:
±
0 V
3: –80 V
4: –120 V
The adjustment factor set with this SP
mode is applied to the base voltage
when ID level 7 is selected.
2-203
Development
Bias
Adjustment
(for making
V
SP
patterns) †
Adjusts the development bias for making
V
SP
patterns
1 - 10
Default = 6
(0 V)
The adjustment factor set with this SP
mode is added to the base voltage.
(20 V per step [Range: Base voltage –80
V to Base v 100 V])
2-206-001
to
2-206-002
Development
Bias Display † Displays the development bias.
SP2-206-001: Development bias used
for copying.
SP2-206-002: Development bias used
for making V
SP
sensor
patterns.
The first two digits are displayed in the
reduce/enlarge indicator. The actual
value is: displayed value x (–10) V. All
process control corrections are included
in the displayed value.
2-207
Forced Toner
Supply (shown
as "Compulsory
Toner Supply"
on the display) Forces the toner bottle to supply toner to
the toner supply unit for 30 seconds.
This mode is started by pressing the
key and stops automatically after about
30 seconds. Press the
key to
interrupt if necessary. This SP mode
must be performed twice when installing
the machine and when installing a new
toner supply unit.
SERVICE PROGRAM MODE
A207/A208/A211 1-68 SM