打印機(jī)發(fā)生錯(cuò)誤代碼u2-91
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Code U2-91
Description Memory check sum error (PCU)
PCU memory check sum error
Causes EEPROM trouble EEPROM is not initialized. PCU PWB EEPROM access circuit trouble Uninitialized EEPROM installed.
Remedy Check that EEPROM is properly inserted. Save the counter/adjustment values with the DIAG simulation. Use DIAG (SIM16) to cancel U2 trouble. Replace the Controller PWB.
Checked the EEPROM Chip and or main board might need to have tech come out o re-flash the software.
As anyone deal with this code and got through without replacing EEPROM.
打印機(jī)發(fā)生錯(cuò)誤代碼u2-91
Code U2-91
Description Memory check sum error (PCU)
PCU memory check sum error
Causes EEPROM trouble EEPROM is not initialized. PCU PWB EEPROM access circuit trouble Uninitialized EEPROM installed.
Remedy Check that EEPROM is properly inserted. Save the counter/adjustment values with the DIAG simulation. Use DIAG (SIM16) to cancel U2 trouble. Replace the Controller PWB.
Checked the EEPROM Chip and or main board might need to have tech come out o re-flash the software.
As anyone deal with this code and got through without replacing EEPROM.
打印機(jī)發(fā)生錯(cuò)誤代碼u2-91
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