4. Replacement and Adjustment
Development unit
PCU
Replacement
• Remove carefully so as not to damage the part of the rear end block shown by the blue circle
(removed in Step 3). If the parts are bent or deformed, electrical contact may become poor, and
this may cause poor image quality.
1.
PCDU
(page
558
Item
553)
SP
Black: SP3-701-003
Yellow: SP3-701- 072
Cyan: SP3-701-026
Magenta: SP3-701-049
Black: SP3-701-002
Yellow: SP3-701-071
Cyan: SP3-701-025
Magenta: SP3-701-048