00124A (Sub PF Driven Roller Motor Overload Error)

Error contents

Overcurrent to the Sub PF Driven Roller Motor was detected.
The Sub PF Driven Roller Motor rotation speed is not attained or is not detected correctly.

Suspected cause

Abnormal load
Sub PF Driven Roller Motor Encoder cable abnormality (connection, broken)
Sub PF Driven Roller Motor cable abnormality (connection, broken)
Sub PF Driven Roller Motor Encoder failure
Sub PF Driven Roller Motor failure
CH83 Main-B Circuit Board failure

Parts/Components to be checked

Sub PF Encoder
Sub PF Driven Roller Motor
CH83 Main-B Circuit Board
Sub PF Belt

Troubleshooting

Step	Confirmation points and methods	Page	YES	NO
1	Check for obstacles in the Sub PF operation range Check if any obstacle is blocking the Sub PF movement. If so, remove the obstacle. Does the product recover from the error?	---	End	Go to step 2
2	Check the Sub PF Encoder cable connection. Check the connection status of the Sub PF Encoder, and, if abnormal, reconnect. Does the product recover from the error?	Sub PF Encoder	End	Go to step 3
3	Check the following connections for an abnormality such as a connector disconnection or a broken cable. If an abnormality is found, reconnect it. Sub PF Encoder to CH83 Main Circuit Board (CN73) Sub PF Driven Roller Motor to CH83 Main-B Circuit Board (CN506) Does the product recover from the error?	Sub PF Encoder CH83 Main-B Circuit Board Sub PF Driven Roller Motor	End	Go to step 4
4	Replace the Sub PF Encoder. Does the product recover from the error?	Sub PF Encoder	End	Go to step 5
5	Check the Sub PF Belt state. Check that the Sub PF Belt is installed correctly. If an abnormality is found, reinstall it. Check that the Sub PF Belt tension is within the standard value. Adjust the Sub PF Belt tension adjustment if it is outside the standard value. Does the product recover from the error?	Sub PF Belt Sub PF Belt Tension Check & Adjustment	End	Go to step 6
6	Replace the Sub PF Driven Roller Motor. Does the product recover from the error?	Sub PF Driven Roller Motor	End	Go to step 7
7	Replace the CH83 Main-B Circuit Board. Does the product recover from the error?	CH83 Main-B Circuit Board	End	Escalate to person in charge