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%3.3.20 Main Control PCB
3.3.20 Main Control PCB
• The Main Control PCB is different for each model. OL600e : LQ5C-PCB OL610e and OL610e/PS :
LQ6C-PCB
(1) Remove the upper cover (see 3.3.1).
(2) Remove the lower base unit (see 3.3.7).
(3) Remove two screws
1
.
(4) Move the Main Control PCB
2
in the direction of arrow A to disconnect it from the power supply board
3
.
(5) Disconnect the LED head cable, the fan motor connector
5
, the main motor connector CN2, and the
registration motor connector CN3 from the Main Control PCB CN1. On the OL610e/ PS, disconnect the
operator panel cable. Then remove the Main Control PCB
2
together with the PCB guide plate
4
(6) Remove three screws
6
and two posts
7
, and remove the PCB guide plate
4
from the Main Control
PCB
2
. Do not bend or lose ground plate
9
.
Note:
All user settings are lost when the main logic board is changed.
OKI OL600/610ex (96-01-18