WorkCentre Pro 423/428 2-130 CHAPTER 2 TROUBLESHOOTING
03/02 Level 2 Troubleshooting
J8-3 CRU Access Error (BSD 9.1)
Check the CRU drawer connector P/J606 for a broken or bent
pin. Check between the CRU drawer connector J606 and
MCU/SW PWB J461 for an open wire or poor contact. If no
problem is found, replace the CRU(PL5.1) and MCU/SW
PWB(PL7.2) in this order.
J8-4 CRU Access Error (BSD 9.1)
Check the CRU drawer connector P/J606 for a broken or bent
pin. Check between the CRU drawer connector J606 and
MCU/SW PWB J461 for an open wire or poor contact. If no
problem is found, replace the CRU(PL5.1) and MCU/SW
PWB(PL7.2) in this order.
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