Minolta EP3010 Manual page 171

Symbol Part Name
PWB-A Master Board
PWB-C Power Supply Board
PWB-D Noise Filter Board
PWB-F Motor Drive Board
PWB-H AE Sensor Board
PWB-Y RAM Board
PU1 Power Supply Unit
PU2 Exposure Lamp Regu-
lator
HV1 High Voltage Unit
UN1 Control Panel 1
UN2 Original Size Detecting
Board
UN3 ATDC Sensor
Details of Readjustments/Resetting Involved In Replacement of RAM Board, Original
Size Detecting Board and ATDC Sensor.
• When RAM Board is replaced:
Carry out Memory Clear and then make the Tech. Rep. Program, User's Choice, and
Adjust settings again.
• When Original Size Detecting Board is replaced:
Adjust the Original Size Detecting Board.
• When ATDC Sensor is replaced:
Discard the developer which had been used until ATDC Sensor was replaced, charge the
Developing Unit with fresh starter, and adjust ATDC.
1: Removal of Control Panel
Removal Procedure
Open 1. → Release and swing up the Upper Half of
the copier. → Remove 19.
Open 1. → Release and swing up the Upper Half of
the copier. → Remove 17, 18, and 19. → Remove four
screws that secure the Power Supply Unit Cover.
Open 1. → Remove 11. → Remove 9 and 10. →
Remove the Multi Bypass Unit.
Remove 3 and 4. → Remove the optical cover.
Open 1. → Release and swing up the Upper Half of
the copier. → Remove 19.
Open 1. → Release and swing up the Upper Half of
the copier. → Remove 17 and 18.
Open 1. → Remove 11. → Remove 9 and 10. →
Remove the Multi Bypass Unit.
Open 1. → Release and swing up the Upper Half of
the copier. → Remove 19. → Remove Master Board.
Open 1. → Loosen two screws that secure the Control
Panel.
Remove 3 and 4. → Remove the optical cover.
Open 1. → Release and swing up the Upper Half of
the copier. → Take out the I/U. → Remove two screws
that secure the Synchronizing Roller Guide Unit.
D-9
1149D059AA