HP Color LaserJet CM4730 Service Manual - Page 538

Table 6-2 Control-panel messages (continued) Control panel message Description Recommended action For errors 70 through 92, the main description appears only in the event log and is not posted on the control panel. The control-panel message is indicated in parentheses. The values of YY are: ● 00 = black print cartridge ● 01 = cyan print cartridge ● 02 = magenta print cartridge ● 03 = yellow print cartridge errors is posted to the event log and the MFP will not continue to print. ● 10.80.YY = user limit ● 10.88.YY = HP predefined maximum use/wear. ● 10.89.YY = out of toner 10.71.YY / 10.81.YY messages ● When Autocontinue black is selected in the Color Supply Out menu and a color print cartridge reaches an out state, a 10.71.YY message is posted in the event log and the MFP continues to print in black-only mode. ● When the black cartridge subsequently reaches the out state, a 10.81.YY message is posted to the event log and the MFP will not continue to print unless Override at out is set. 10.90.YY / 10.92.YY messages 1. Turn the MFP off and then on. 2. Reseat the print cartridge. 3. Replace the indicated print cartridge. 11.XX Internal clock error To continue touch OK This message is displayed when there is a problem with the real-time clock on the formatter board. Replace the formatter assembly. 11.01 = Dead clock battery 11.02 = Dead real-time clock 13.01.00 JAM IN TRAY 1 Paper is jammed in tray 1. 1. Use Help to see step-by-step information. 2. Clean the pickup roller. If it is worn or damaged, replace it. 3. Clean or replace the separation pad. 4. Upgrade formatter and DC controller firmware, which can be found in a single .RFU file from http://www.hp.com/support/ ljcm4730mfp. 5. Check all cable connections to/from DC controller. 6. Replace the paper pickup drive assembly. 7. Replace the paper feed assembly. 518 Chapter 6 Problem solving ENWW