HP LaserJet Pro 300 Service Manual - Page 39

Replace the pickup roller and separation pad (Tray 1) The roller must be rotated into the service position to remove it. CAUTION: Avoid touching the spongy roller surface unless you are going to replace the roller. Skin oils on the roller can cause paper pickup problems. NOTE: Always replace the separation pad when replacing the paper-pickup roller. 1. Turn the product on, and wait for it to reach the Ready state. Perform the following steps to rotate the roller to the service position. NOTE: If you have removed Tray 2 to service the product, reinstall the tray before turning the product on. TIP: The following steps rotate the engine paper-pickup roller and the Tray 1 paper-pickup roller into the service position. a. Open the 2ndry Service menu by pressing the Left Arrow button and the Cancel button simultaneously. b. Use the arrow buttons to select Pick roller, and then press the OK button. Press the OK button again to confirm that you want the roller to rotate. c. Listen for the roller to rotate. When the roller is done rotating, unplug the power cord, and then place the power button in the off position. CAUTION: It is important to place the power button in the off position after unplugging the power cord so that the product power does not come on immediately when the power cord is plugged in again. d. Remove Tray 2. e. Perform the remaining steps in this procedure to remove the roller. After replacing the roller, plug the power cord into the product, and then use the power button to turn the product on. ENWW Removal and replacement procedures 15