MUTOH ValueJet 1604 Service Manual page 381

VJ-1604 Maintenance Manual
Table 9-5 Symptoms and Check Items for Mechanical Serious Errors (Continued)
No. Message
4 E071 error
PF overcurrent
Event/ Check item
symptom
Overload 1. Check error history
condition in PF from "Test 7:
motor (X-axis) Record" of self-
during printer diagnosis function.
operation.
2. Set the number of
endurance running
cycles to 50 or more
from "Life 2: PF
Motor" of self-
diagnosis function,
and check if "X
motor error" occurs.
3. Check "Encoder:
PF" from "Check 2:
Test" -> "Test 5:
Encoder" of self-
diagnosis function.
4. PF motor assembly
may be defective.
5. Main board
assembly may be
defective.
-
Check connection of
following MAIN board
assembly connectors.
• PF motor cable
assembly
connector: J20
• PF_ENC assembly
connector: J12
• If NG, check
connection of
MAIN board
assembly
connector: J12.
• Replace PF motor
assembly.
• Replace MAIN
board assembly.
9-19
9 Troubleshooting
Action Reference
"5.5.7
History
Menu" p.5-18
"4.4.7
Replacing
MAIN
Board" p.4-
49
"4.6.2
Replacing PF
Motor
Assembly"
p.4-62
"4.4.7
Replacing
MAIN
Board" p.4-
49
Rev.-05