Olivetti d-Copia 12 Service Manual page 68

Main code Sub code
50 10
51 02
61 03
63 01
6-14
Paper center offset + OC/Document center offset
(Outline)
The center offset position of copy image on the copy paper and that of document scan are
adjusted by adjusting the scan left margin of ASIC and the print left margin register set value.
(Operation/Procedure)
1. When this simulation is executed, the currently set value is displayed.
2. When the copy mode select key is pressed, each set mode and display are changed.
Machine with single manual paper feed
Adjustment mode
Print center offset (Cassette paper feed)
Print center offset (Manual paper feed)
OC/Document center offset
Resist quantity adjustment
Used to adjust the contact pressure of paper onto the copier resist roller and the RSPF
resist roller.
(Operation/Procedure)
1. When this simulation is executed, the currently set value is displayed.
2. Press the copy mode select key, and each setting mode and display are changed
sequentially.
* The selected adjustment mode is indicated by the lamps as follows:
3. Enter the adjustment value with the 10-key and press the SORT key. Then the set
value is stored and a copy is made.
4. Press the clear key to store the set value and exit the simulation.
Single manual paper feed
Adjustment mode
Cassette paper feed
Manual paper feed
Polygon motor check (HSYNC output check)
(Operation/Procedure)
When the START key is pressed, HSYNC is performed and the polygon motor is rotated
for 30 sec. At that time, the Zoom lamp is lighted for 100msec every time when HSYNC is
detected.
Shading check
(Outline)
Used to display the detection level of the white plate for shading. (Vref of AD conversion
IC is fixed.)
(Operation/Procedure)
When the START key is pressed, the mirror base unit moves to the white plate for
shading and Vref+ voltage of AD conversion IC is set to 4.5V and Vref- voltage to 0.5V,
and the copy lamp is lighted.
This state is kept for 10 sec, and the level of one pixel at the center is detected every
second to display on the value display section.
Service Manual
Content
Display lamp
AE,Cassette lamp
AE lamp (Blinking)
AE, TEXT lamp
Display lamp
AE, Cassette lamp
AE blinking (Cassette lamp ON)
Y101700-5