C0070: Toner Replenishing Motor Malfunction - Konica Minolta Bizhub 162 Service Manual

Field Service Ver. 1.0 Apr. 2005
15.3.5

C0070: Toner Replenishing Motor Malfunction

A. Detection Timing
Trouble Code
• The Toner Bottle Home Position Sensor (PC7) outputs a HIGH signal for a con-
C0070
• The Toner Bottle Home Position Sensor (PC7) outputs a LOW signal for a con-
B. Action
Toner Replenishing Motor (M6)
Toner Bottle Home Position Sensor (PC7)
Step Operations
Check M6 connectors for proper con-
1
nection and correct as necessary.
Check M6 for correct drive coupling
2
and correct as necessary.
3 M6 operation check
4 PC7 sensor check
5 Change PWB-A.
6 Change PU1.
tinuous 3.5-sec. period while the Toner Bottle is turning.
tinuous 2-sec. period while the Toner Bottle is turning.
Relevant Electrical Components
Ref.
Page
☞
☞
Description
Master Board (PWB-A)
Power Supply Unit (PU1)
WIRING DIAGRAM
Control signal
– –
– –
117 PWB-A PJ16A-1 (REM)
115 PWB-A PJ16A-5 (ON)
– –
– –
15. Malfunction code
Location
(Electrical
Components)
–
–
B-8
B-8
–
–
139