Code :

Code: 55:YZ
Description: Problem with the Line Sensor. The product has detected a failure to access the Line Sensor EEPROM.
Remedy: 1. Switch the power off from the back of the product and disconnect the power cord. Reconnect the power cord and power on the product. 2. Perform the Carriage Test to troubleshoot the problem further. See Carriage Assembly Test. 3. Check the Line Sensor connections to the Carriage PCA. 4. Replace the Line Sensor. See Line Sensor. 5. Replace the Carriage PCA. See Carriage PCA.

Code: 56:YZ
Description: Drive roller analog encoder homing (also known as “zero search”) failed.
Remedy: 1. Switch the power off from the back of the product and disconnect the power cord. Reconnect the power cord and power on the product. 2. Perform the Media Path Test to troubleshoot the problem further. See Paper Drive Test. 3. Replace the Encoder Disk and Encoder Sensor. See Encoder Disk and Encoder Sensor. 4. Replace the Engine PCA. See EE Box.

Code: 59.1:09
Description: Two electrical parts have been replaced at the same time.
Remedy: Replace one part at a time, and restart the product before replacing another.

Code: 60.1:YZ, 60.2:YZ
Description: Initialization error
Remedy: 1. Switch the power off from the back of the product, wait two minutes, then switch it back on again. 2. Check the power cord; try connecting it to another power socket. 3. Check that the product is properly connected in all other respects. 4. Switch the power off from the back of the product; remove the Formatter; reinsert the Formatter; switch the power on again. 5. If the error persists, get the product log (see Appendix C: Obtaining the product log and the diagnostics package) and contact HP with the file.

Code: 61:YZ
Description: The file format is incorrect or not supported for the current product configuration and the product cannot process the job.
Remedy: 1. Check if the product supports the file format (formats such as PS, PDF, TIFF and JPEG are supported by PostScript products only). 2. Switch the power off from the back of the product and disconnect the power cord. Reconnect the power cord and power on the product. 3. Check the graphic language setting of the product (refer to the User's Guide). 4. Resend the file to the product. 5. Check that the product has the latest firmware version. If not, update the firmware to the latest version.