MUTOH ValueJet 1604 Service Manual page 408

9 Troubleshooting
Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued)
No. Symptom
5
Rev.-05
Check item
8. Does ink tube have
bend, scratch, or leak?
9. Are the following self-
diagnosis functions
detected as normal
when checked with
specified cartridge
securely inserted?
• Detection of presence
of ink from "Ctrl 2:
Sensor" -> "Sen.3: etc"
-> "12: Ink END"
• Detection of presence
of cartridge from "Ctrl
2: Sensor" -> "Sen.3:
etc" -> "11: Ink NOT"
10. Is ink tube in ink
system assembly bent?
11. Does pump motor
rotate during cleaning
operation?
12. When cleaning
operation is
performed, does
transmission gear
rotate properly?
9-46
VJ-1604 Maintenance Manual
Action
• Replace damaged ink
tube and check if
cleaning operation
causes ink inflow after
each replacement.
• If ink inflow is
confirmed, execute
initial ink charge.
• Follow the steps for the
message "[KCMY] No
Cartridge".
• After adjustment/
replacement, execute
initial ink charge from
"Update 1: Head Rank"
of self-diagnosis
function.
• Replace ink system
assembly and check if
cleaning operation
causes ink inflow.
• If ink inflow is
confirmed, execute
initial ink charge.
• Reconnect MAIN board
assembly connector J22,
J23.
• Replace Pump motor
assembly.
• Replace MAIN board
assembly.
Replace maintenance base
assembly.
Reference
"4.9.3
Replacing
Maintenance
Assembly"
p.4-123
"(1) Head
Rank" p.5-56
"4.10.1
Replacing Ink
ID Board
Assembly"
p.4-133
"4.4.7
Replacing
MAIN Board"
p.4-49
"4.9.3
Replacing
Maintenance
Assembly"
p.4-123
"4.9.3
Replacing
Maintenance
Assembly"
p.4-123