Oki 6E User Manual
Page 74
3 - 26
3.3.20 Main Control PCB
Note: When replacing the Main Control PCB, the contents of the EEPROM shall be copied to the
new PCB. This process requires a maintenance utility. (See 4.3.1
4
and 4.3.2
4
for
details.)
•
The Main Control PCB is different for each model.
OKIPAGE 6e
: L5C or L5D
OKIPAGE 6ex
: L6A
(1) Remove the upper cover (see 3.3.1).
(2) Remove the lower base unit (see 3.3.8).
(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) Remove the Main Control PCB
2
together with the PCB guide plate
4
(disconnect the fan
motor connector
5
from the Main Control PCB).
(6) Remove three screws
6
and remove the PCB guide plate
4
from the Main Control PCB
2
.
Do not bend or lose ground plate
9
.
6
6
4
2
1
1
A
CN1
CN7
5
9
6
3
CN3