1. Open the front door.
2. Pull out the film seal from the black, magenta, cyan, or yellow developer bottle.
3. Do the correct SP for the affected color:
• SP3801 003 to initialize the TD sensor for K.
• SP3801 004 to initialize the TD sensor for M.
• SP3801 005 to initialize the TD sensor for C.
• SP3801 006 to initialize the TD sensor for Y
Toner supply motor error
2 sec. after the motor START signal is output, a LOCK signal cannot be detected.
• Motor harness disconnected, loose, or defective
SC348
D
• Toner pump overload
• Sub hopper overload
• Toner hopper motor defective
SC350
D
Developer Fill Error: K
SC351
D
Developer Fill Error: M
SC352
D
Developer Fill Error: C
SC353
D
Developer Fill Error: Y
The PCU failed to fill with developer from the developer bottle when SP3814-1 was
executed.
• Developer bottle not set correctly
• Developer in the bottle is clogged and not flowing
Note: For detailed information about how to handle problems developer filling, see
"Handling Problems with Developer Filling" under "PCU" in Section 3.
Toner Supply Error 1: K
The machine detected 10 times that the amount of toner applied to create the black
ID sensor pattern on the drum between sheets (SP3101-1 ID Pattern Display - Applied
SC356
D
K) was less than the minimum threshold setting (0.0 mg/cm
the operation of the sub hopper clutch (SP3251-1 Tnr Supply Time - Sub Hopper CL:
K) exceeded the threshold of 65K ms.
Service Call Tables
2
). Also, the total time for
3
87