Oki IP-6620 Maintenance Manual page 306

No Items to be Checked
4 FFC's connector connection
Robot cable's connector
5
connection
6 PCB-ASSY-HCB1M
7 INKJET HEAD,MW (print head)
8 PCB-ASSY-IPB5-100
9 FFC
10 Robot cable
OKI Data Infotech Corporation CONFIDENTIAL
Chapter 5 Troubleshooting (Engine Section and USB Controller Section)
Reconnect the FFC on both the PCB-ASSY-HCB1M side and
the PCB-ASSY-IPB5-100 side.
If the cable terminals are smeared, softly wipe them with a
soft cloth or lint-free paper dampened with ethanol before
connecting them.
Reconnect the robot cable on both the PCB-ASSY-HCB1M
side and PCB-ASSY-ACT3 side.
Before connecting, check that the connector terminals and
cable connection part are not disconnected. If a connection
failure is found, replace the robot cable.
Replace the PCB-ASSY-HCB1M.
Replace the defective print head.
Replace the PCB-ASSY-IPB5-100.
Replace all four FFCs.
Replace the robot cable.
Action
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