MUTOH ValueJet Service Manual page 346

Table 9-7 Symptoms, Check Items and Actions for Initial Operation Problems (Continued)
No. Symptom
3 Initial ink charge not
available
4 Though initial charge
has started, ink does
not reach head.
5 Though ink reaches
head, ink is not
discharged from head.
AP-74109 Rev 1.1
Check item
1. Is "Sen: Cover open"
displayed on LCD
with front cover
closed?
2. Check panel cable for
proper connection at
operation panel unit
assembly side and
main board assembly
side.
• Is the panel cable
inserted obliquely?
• Is the connector
securely locked?
3. Is "Sen: Lever up"
displayed on LCD
with media set lever
lowered?
4. Check main board
assembly connectors
J30 for proper
connection.
5. Main board assembly
may be damaged.
Is spring of ink system
assembly detached or
damaged?
Is capping position
appropriate?
9-32
ValueJet 1304 Service manual
Action
• Check connection of
cover sensor assembly
connector.
• Replace cover sensor
assembly.
Reconnect following
connectors.
• Main board
assembly: J5
• Operation panel unit
assembly
Adjust lever sensor.
• Reconnect the
connector.
• Replace lever sensor
assembly.
• Replace main board
assembly.
• After replacement,
execute initial ink
charge from "Check8:
Parameter" -
"Parameter2: Update" -
"Update1: Head Rank"
of self-diagnosis
function.
• If the part is detached,
remount it.
• If the part is damaged,
replace ink system
assembly.
• If ink inflow is
confirmed, execute
initial ink charge.
Reference
"4.8.3
Replacing
Cover Sensor
Assembly"
p.4-85
"4.3.3
Replacing
Main Board
Assembly"
p.4-29
"4.5.4
Replacing T
Fence" p.4-
55
"4.3.3
Replacing
Main Board
Assembly"
p.4-29
"4.3.3
Replacing
Main Board
Assembly"
p.4-29
"4.7.2
Replacing
Maintenance
Assembly"
p.4-76
Operation
Manual