Ricoh D014 Service Manual page 470

Service Call Tables
SC324 D Development motor error: K
SC325 D Development motor error: M
SC326 D Development motor error: C
SC327 D Development motor error: Y
The PLL lock signal remained
HIGH or LOW for longer than
the prescribed time for the K,
M, C, or Y, development
motor.
D014/D015/D078/D079
CÓPIA NÃO CONTROLADA
the high voltage cable and the ground.
If resistance is "0" or nearly "0", check the high-voltage harness
for defects and replace it if necessary.
If replacing the harness does not solve the problem,
Test the resistance between the development unit terminal and
the ground. If there is no resistance (0Ω) between the
development unit and the ground, replace the development unit.
If there is no development PWM signal, replace the harness
and/or IOB.
4-20
CÓPIA NÃO CONTROLADA
Development motor shaft locked,
blocked by obstruction
Development motor defective
DRB defective
SM