Ricoh Aficio FT4027, Service Manual

Page: 577 / 685

Mode No. Function Settings
4-201
Auto ADS Gain
Adjustment Adjusts the ADS gain automatically to
make the sensor output 2.7
±
0.1 V.
Close the platen cover to prevent
external light from reaching the ADS
sensor. Then press the
key to make
the adjustment.
4-202
ADS Initial Gain
Display † Displays the ADS sensor output adjusted
by SP4-201.
4-203
ADS Actual
Gain Display † Displays the current ADS sensor output.
4-301
APS Sensor
Function Check
† Check the APS sensors.
If they are working correctly, the
following value is displayed in the
reduce/enlarge indicator. LT version:
0 or 95
(without
optional APS)
0 or 127
(with optional
APS)
A4 version:
0 or 95
4-302
Optional APS
Sensor †
(LT version
only) Set this to 1 when installing the optional
APS sensor. 0: Not installed
1: Installed
This SP mode is effective only for the LT
version. In the A4 version, even if "1" is
selected, the setting is ignored.
4-303
APS A5/HLT
Detection † Selects whether A5/HLT forced detection
is done or not. 0: NO
1: YES
If "YES" is selected, paper sizes that
cannot be detected by the APS sensors
are regarded as A5 lengthwise (for A4
models) or 5
1/2
" x 8
1/2
" (for LT models).
If "NO" is selected, "Check Paper Size"
will be displayed.
4-901
APS Size
Priority
(for F4 size) † Selects which copy paper size the
machine selects when the APS sensors
detect F4 lengthwise (8
1/2
" x 13").
0: 8
1/2
" x 13"
1: 8" x 13"
2: 8
1/4
" x 13"
LT Version
A4
Version
Without
optional
APS
With
optional
APS
ADF/Platen
Open
0 0 0
ADF/Platen
Closed
95 127 95
SERVICE PROGRAM MODE
A207/A208/A211 1-74 SM