Oki OF5800 Fax Machine User Manual


 
Page: 165
Service Manual for OF5800
Chapter 4 Troubleshooting Procedures
Symptom: "Please Call Service" is in the display. Unique switch F5, position 3 is set to a 1.
Suggested corrective action:
Turn the unit off and then on.1.
Replace the printer mechanical controller board and or the print head unit..2.
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