It appear when the machine turns on. what can i do to fix it?
SOURCE: I have a ricoh 2051
After turn the main switch off and on the error appears again????
This error means that there is a bad comunication between the controller board and the operation panel.
Did you intervew in the machine? Some tecnical intervewing?
Memory chip at TD sensor: Communication error
Retry of memory chip communication fails three times after the
machine has detected the memory chip communication error.
?? Damaged memory chip data
?? Disconnected inter face
?? No memory chip on the development unit
?? Noise
Replace the PCU.
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