Removal And Assembly; Removing The Scanner Unit - Riso RN SERIES Technical Manual

CHAPTER 11. FB ORIGINAL SCANNING SECTION

REMOVING THE SCANNER UNIT

Removal and Assembly

1. Removing the Scanner Unit
(1) Move the carriage to the locking position using test mode No. 154 (scanner lock action), open the
Scanner table [I], secure the mirror carriage using the Transport lock screw [J], and then close again.
(2) Switch off the power, and remove the rear cover.
(3) Remove the Scanner unit cover (left) [B] by removing the four screws (M4 x 8). (If the ADF unit is fitted,
remove the Original receiving tray bracket [C] with the two (M4 x 10) screws and two (M4 x 8) screws,
and then remove the Scanner unit cover (left) [B] before disconnecting the ADF wire harness
connector and ground lead.)
(4) Remove the Stage cover [A] by removing the two screws (M4 x 8), and detach the ground lead. (If the
ADF unit is fitted, turn the ADF mount plate on the rear of the hinge 180 degrees to lock it (see
photograph below), and then remove the ADF unit with the two screws (M4 x 10).)
(5) Remove the Scanner unit cover (rear) [D] by removing the three screws (M4 x 8).
(6) Remove the Scanner unit cover (front) [K] by removing the two upper screws (M4 x 8), and then open
the Scanner table [I] and removing the side screw (M4 x 6).
(7) Remove the Scanner unit cover (right) [E] by removing the two screws (M4 x 8).
(8) Detach the two connectors from the Scanner unit [H]. (Flat cables on main PCB connectors)
(9) Remove the two screws (M4 x 8) on the two Stage cover brackets [G] that secure the Scanner unit [H].
(10) Remove the Stage cover sensor assembly [F] with the screw (M4 x 8).
(11) Remove the six screws (M4 x 8) on the Scanner unit [H], and remove the unit upwards. (Take care
when handling, as this is a heavy precision unit.)
[Precautions on Reassembly]
• When mounting the scanner, align the half-pierced sections of the two front alignment brackets and
those on the two Stage cover brackets [G].
• After reassembling, open the scanner table and remove the transport lock screw on the mirror
carriage. Clear the error message using test mode No. 155 (Scan release action).
* If the scanner locking mode is not cleared using the test mode after reassembling, error message
"T23-111" will be displayed.
* When ADF is fitted (hinge rear)
11 – 14
RN (Version 1.0)
Position when
removing the ADF unit
L