Disassembly; Removing The Scanner Unit - Riso V8000 Series Technical Manual

CHAPTER 12. FB ORIGINAL SCANNING SECTION

Disassembly

1.

Removing the Scanner Unit

(1) Move the carriage to the lock position using
scanner table, then secure the mirror carriage with the scanner unit securing screw.
(2) Switch OFF power and remove the covers.
(3) Remove the 6 screws (M4 x 8), disconnect the connector, and remove the operation panel unit.
(4) Remove the screw (M4 x 6), disconnect the connector, and remove the stage cover sensor ass'y.
(5) Remove the four screws (M4 x 6) securing the scanner unit to the hinge bracket.
(6) Remove the four scanner unit screws (M4 x 6), disconnect the bottom connector, and raise and
remove the scanner unit.
(The scanner unit is heavy precision component. Handle with care.)
[Precautions for Reassembly]
After reinstalling, slide the scanner table and
carriage.
In replacing the scanner unit, memo down the three test mode setting numbers printed on a sticker
attached on the top frame of the new scanner unit. After installing the new scanner unit on the
machine, start up the factory test mode and input given number for each of the three factory test
modes. (Apart from the fact that no menu screen appears, the procedure for the factory test mode is
the same as for normal test modes.)
Starting up factory test mode = 9874
Three test modes after accessing into factory test mode = 1203 , 1204, and 1205.
Reset the error status using
Test mode No. 154 (Scanner Lock Mode).
remove the scanner unit securing screw on the mirror
Test mode No. 155 (Scanner Release Action).
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Slide the