SC No.

Level

Error Name/Error Condition/Major Cause/Solution

SC201-00

D

Polygon motor error

XSCRDY signal (polygon ready) error

 Disconnection or connection fault of I/F harness to polygon motor driver

 Polygon motor or polygon motor driver malfunction

 Polygon motor drive pulse is not outputted normally (polygon control unit peripherals).

 XSCRDY signal monitoring cannot be performed (polygon control unit peripherals).

 Turn the power off/on

 Replace the LSU or polygon motor

 Replace the polygon harness

 Replace the IPU board

SC No.

Level

Error Name/Error Condition/Major Cause/Solution

SC202-00

D

Polygon Motor: ON Timeout Error

After the polygon motor turned on, or within T1 sec. after the rpm’s changed, the motor did not enter READY status.

 The interface harness to the polygon motor driver damaged or not connected correctly.

 Polygon motor or polygon motor driver defective

 Polygon motor drive pulse cannot be output correctly. (Polygon controller)

 XSCRDY signal observation failing (Polygon controller)

 Turn the power off/on

 Replace the LSU or polygon motor

 Replace the polygon harness

 Replace the IPU board

SC No.

Level

Error Name/Error Condition/Major Cause/Solution

SC203-00

D

Polygon Motor: OFF Timeout Error

The XSCRDY signal (polygon ready) never becomes inactive

(H) within 3 sec. after the polygon motor went OFF.

 The interface harness to the polygon motor driver damaged or not connected correctly.

 Polygon motor or polygon motor driver defective

 Polygon motor drive pulse cannot be output correctly. (Polygon controller)

 XSCRDY signal observation failing (Polygon controller)

 Turn the power off/on

 Replace the LSU or polygon motor

 Replace the polygon harness

 Replace the IPU board

SC No.

Level

Error Name/Error Condition/Major Cause/Solution

SC204-00

D

Polygon Motor: XSCRDY Signal Error

During polygon motor rotation, the XSCRDY signal was inactive

(H) for longer than one rotation of the polygon.

 The interface harness to the polygon motor driver damaged or not connected correctly.

 Polygon motor or polygon motor driver defective

 Turn the power off/on

 Replace the LSU or polygon motor

 Replace the polygon harness

 Replace the IPU board

SC No.

Level

Error Name/Error Condition/Major Cause/Solution

SC220-01

D

Leading Edge: LD1 synchronization detection error: Bk

SC220-04

D

Leading Edge: LD1 synchronization detection error: Ye

The leading edge LD0 synchronization detection signal of the corresponding color was not output within T1 sec. while the polygon mirror motor was operating at normal speed.

 The interface harness to the synchronization detection unit damaged or not connected correctly.

 Synchronization detection board defective

 Beam does not enter photo detector.

 Abnormality around GAVD

 IDB (LED driver) defective

 LDB defective

 BCU defective

 Turn the power off/on

 Replace the LSU or polygon motor

 Replace the polygon harness

 Replace the IPU board

SC No.

Level

Error Name/Error Condition/Major Cause/Solution

SC230-01

D

FGATE ON error: Bk

SC230-02

D

FGATE ON error: Cy

SC230-03

D

FGATE ON error: Ma

SC230-04

D

FGATE ON error: Ye

The FGATE signal did not turn ON within T1 sec. after the writing process of the corresponding color started.

 GAVD defective

 Image processing ASIC defective

 BCU, controller board not connected correctly or defective

 Harness between IPU and LDB defective

 Turn the power off/on

 Replace the IPU board

 Replace the controller board

SC No.

Level

Error Name/Error Condition/Major Cause/Solution

SC231-01

D

FGATE OFF error: Bk

SC231-02

D

FGATE OFF error: Cy

SC231-03

D

FGATE OFF error: Ma

SC231-04

D

FGATE OFF error: Ye

 The FGATE signal did not turn OFF within T1 sec. after the writing process of the corresponding color ended.

 The FGATE signal did not turn OFF when the next job of the corresponding color started.

 GAVD defective

 Image processing ASIC defective

 Turn the power off/on.

 Replace the IPU board.

 Replace the controller board.

SC No.

Level

Error Name/Error Condition/Major Cause/Solution

SC240-01

D

LD error: Bk

SC240-04

D

LD error: Ma

 If LD error terminal of LD driver of corresponding color is asserted after LD initialization.

 If an error is detected during initialization of P-MAC which detects Ith/Ieta of LD of corresponding color.

 LD degradation (LD broken, shift of output characteristics etc.)

 The interface harness damaged or not connected correctly.

 LD driver defective

 Cycle the main power off/on

 Replace the LD unit

 Replace the harness

 Replace the IPU board

SC No.

Level

Error Name/Error Condition/Major Cause/Solution

SC272-01

D

G-MAC communication error: Bk

SC272-02

D

G-MAC communication error: Cy

SC272-03

D

G-MAC communication error: Ma

SC272-04

D

G-MAC communication error: Ye

SC272-10

D

G-MAC communication error: Other

In view of parity, 3 retries were performed

 IPU defective

 Harness defective

 LDB defective

 Cycle the main power off/on

 Replace the LD unit

 Replace the harness

 Replace the IPU board

SC No.

Level

Error Name/Error Condition/Major Cause/Solution

SC285-00

C

MUSIC error

The results of MUSIC pattern reading failed 4 times.

(even if mode e (real time MUSIC) fails, the error count is not incremented (+1))

 TM sensor defective

 ITB defective

 PCU defective

 LD unit defective

 MUSIC pattern density thin

 ITB reset

 PCU reset

 Toner replenishment

 Replace the TM (ID) sensor

 Replace the ITB

 Replace the PCU

 Replace the LD unit