MUTOH Valuevet VJ-628X Maintenance Manual page 27

2.2 Troubleshooting with Error Messages
No. Message Event/symptom
4 E071 Err An overload condition is
PF Current detected in PF motor (X-
E073 Err axis) during printer
PF2 Current operation.
2.2.3 Errors Requiring Reboot
Table 2-4 Symptoms and Check Items for Mechanical Serious Errors(Continued)
Check item
1. Is the weight of the media used within the
recommended weight?
2. Is there paper jam around Grid roller?
3. Check the error record in "Test : Life" in the
self-diagnosis function.
4. Set the endurance time to more than 50
times in "Life: PF Motor" in the self-diagnosis
function to see if any errors related to PF
motor such as "PF motor error" occurs.
5. Check "Encoder: PF" in "Check: Test" –
"Test5: Encoder" in the self-diagnosis
function.
• Turn PF connecting axle by hand and see
if the value displayed on the panel
changes as follows.
• Front feed direction: Increase
• Back feed direction: Decrease
6. PF encoder may be damaged.
7. PF motor may be damaged.
8. Power board may be damaged.
9. MAIN board may be damaged.
Action
• Explain the user about the recommended
media weight.
• Remove paper jam, check if Media holder
and Head are damaged, and check if the
same error occurs.
Check the connection of the following connectors
of MAIN board .
• PF motor cable connector
• PF_ENC connector
• Connector that is connecting PF
motor and PF motor relay
• Replace PF encoder.
• Replace PF motor.
• Replace Power board.
• Replace MAIN board.
VJ628XE-M-00
Reference
"5.11.10Endurance Running
Check Menu
"3.5.10Replacing MAIN Board
"5.11Endurance Running Menu
"5.4.5Encoder Menu
"3.7.2Replacing PF Encoder
"3.5.1Replacing Power Board
"3.7.1Replacing PF Motor
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