MUTOH ValueJet 1304 Service Manual page 108

4 Parts Replacement
CAUTION
• The QR code label on the print head should be written down for later use or kept in a safe
place.
• Do not touch the nozzles of the print head. Make sure that the nozzles do not get any dust.
• Before replacing board or connecting/removing tape wire (FFC), unplug the power cable
and leave the printer for a while. Or board may be damaged by overcurrent.
• When connecting or removing the tape wire (FFC), always pull or push the wire
perpendicularly to the connector.Pulling or pushing the wire slantwise may damage/short/
break the terminals in the connectors, resulting in a breakdown of the print head.
You can connect/remove the tape wire up to five times.
• The folding orientation of the FFC (tape wire) differs between head side and the CR board
side.Make sure to attach the tape wire in the appropriate orientation.
16. Replace the print head.
17. To reassemble the unit, reverse the removal procedure.
18. Perform adjustments by following the instructions in
Rev.-01
CS9050, CS9150
"7.2 Adjustment Item"
4-60
VJ-1304 Maintenance Manual
p.7-3.