HP Color LaserJet CM4730 Service Manual - Page 543
Too Complex To Continue, Embedded I/o Buffer Overflow
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Table 6-2 Control-panel messages (continued) Control panel message Description Recommended action 5. Replace the paper pickup PCB. 6. Check all cable connections to/from the DC controller. 7. Replace the ETB if it is not moving paper correctly. Calibrate the printer. 13.XX.YY JAM INSIDE OUTPUT ACCESSORY BRIDGE Paper is jammed inside the output accessory bridge. 1. Follow the onscreen help to clear the jam. 2. Check for obstructions inside the output accessory bridge. 3. Try printing a simplex job to isolate the issue. 4. Remove and reinstall the output accessory bridge. Check for paper after removal. 20 INSUFFICIENT MEMORY To continue touch OK The MFP received more data than can fit in the available memory. You might have tried to transfer too many macros, soft fonts, or complex graphics. Touch OK to print the transferred data (some data might be lost), and then simplify the print job or install additional memory. 21 PAGE TOO COMPLEX To continue touch OK The page formatting process was not fast enough for the MFP. Touch OK to print the transferred data (some data might be lost). If this message appears often, simplify the print job. 22 EIO X BUFFER OVERFLOW To continue touch OK Too much data was sent to the EIO card in the specified slot (x). An incorrect communications protocol might be in use. 1. Touch OK to continue printing. 2. Power cycle the MFP. 3. Resend the print job. 4. If the error still occurs, replace the EIO card in slot X. 22 EMBEDDED I/O BUFFER OVERFLOW Too much data was sent to the embedded To continue touch OK HP Jetdirect print server. 1. Touch OK to continue printing. 2. Power cycle the MFP. 3. Resend the print job. 4. If the error still occurs, replace the formatter. 30.00.01 Scanner communication error. The 1. Reseat the 256 MB memory DIMM on formatter is unable to communicate with the the back side of the formatter. scanner. 2. Reseat the flat cable from the formatter to connector CN101 on the scanner controller PCB. 3. Replace the 256 MB memory DIMM on the back side of the formatter. 4. Replace the flat cable from the formatter to connector CN101 on the scanner controller PCB. 5. Replace the formatter. 6. Replace the scanner controller PCB. ENWW Control-panel messages 523