HP 8550mfp Service Manual - Page 386
And Cycle Power - error codes
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Table 41. Numbered printer messages (continued) 64 PRINTER ERROR CYCLE POWER Event log message: 64.00.00 Description: Indicates a scan buffer error. Action: Turn the printer off and on to reset the printer. 65 PRINTER ERROR CYCLE POWER Event log message: 65.00.00 Description: Indicates a DRAM controller error. Action: 1 Turn the printer off and on to reset the printer. 2 Perform DRAM DIMM test from the formatter diagnostics in the Service Menu. 3 If the problem persists, replace the bad DIMM. 66.0. C-LINK COMM ERROR CHECK CABLES AND CYCLE POWER Event log message: None Description: Action: Indicates a communication error between the 2,000- 1 sheet input unit or the multi-bin mailbox and the printer. 2 Verify that the C-link and power cables are connected. Turn the printer off and on to reset the printer. = Device number in the link = Error code from the optional device 66.11.01 INPUT DEVICE FAILURE CHECK CABLES AND CYCLE POWER Event log message: 66.11.01 Description: Indicates a 2,000-sheet input unit lifting motor error. Action: 1 Verify that the c-link and power cables are connected. 2 Turn the printer off and on to reset the printer. 3 Verify that there are no objects or paper stored in the left side of the tray. 4 Verify that the lifting plate moves freely by hand. 5 Verify that the paper size plates are installed correctly, and that they are not bent. 6 Replace the paper deck drive assembly bushing. 7 Replace the paper deck drive assembly. 8 Replace the paper tray (tray 4) for the 2,000sheet input unit. 384 Chapter 7 - Troubleshooting EN