MUTOH ValueJet 1304 Service Manual page 358

9 Troubleshooting
Table 9-5 Symptoms and Check Items for Mechanical Serious Errors (Continued)
No. Message
7 E071 error Overload
PF overcurrent condition in PF
motor (X-axis)
during printer
operation.
8 E 072 error Overload
CR overcurrent condition in
CR motor (Y-
9 E074 error
axis) during
CR2
printer
overcurrent
operation.
Rev.-01
CS9050, CS9150
Event/ Check item
symptom
7. Check if T fence is
contaminated or
worn out.
8. Check "CR
Encoder" from
"Test5: Encoder" of
"Check2: Test" of
self-diagnosis
function.
9. Main board
assembly may be
damaged.
9-20
VJ-1304 Maintenance Manual
Action
• If grease or dust
collect: Wipe fence
with a dry cloth.
• If ink deposit
presents: Wipe it off
with cloth
dampened with
neutral detergent.
• If contamination or
deposit is too heavy:
Replace T fence.
a) If NG:
Check following cable
connection.
• CR board assembly
connector J207
b) Replace following
parts.
• T fence
• CR motor assembly
• CR board assembly
• CR cable
• Replace main board
assembly.
Reference
"4.5.4
Replacing T
Fence" p.4-50
"4.5.4
Replacing T
Fence" p.4-50
"4.5.4
Replacing T
Fence" p.4-50
"4.5.1 CR
Motor
Assembly"
p.4-46
"4.10.1
Replacing CR
Board
Assembly"
p.4-84
"4.10.3
Replacing CR
Tape Wire"
p.4-89
"4.3.3
Replacing
Main Board
Assembly"
p.4-26