HP Color LaserJet Enterprise CM4540 HP Color LaserJet Enterprise CM4540 MFP - - Page 193
CAUTION, Select Printer to Update, Send Firmware
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7. Click the down arrow next to the Select Printer to Update: drop-down list and select the product you want to update. NOTE: If the product you want to upgrade is not in the list, you must install a printer-driver for the product and be able print to the product with the printer-driver before continuing. Figure 6-2 HP Easy Firmware Upgrade utility screen 2 8. Click the Send Firmware button to begin the update process. CAUTION: Interrupting the firmware upgrade process by turning the printer off and then turning it on again or by attempting to send a print job to the printer might cause the printer to go into an unrecoverable state. 9. The progress bar gradually moves to the right during the firmware upgrade process. NOTE: The progress bar does not necessarily reflect the actual time needed for the firmware upgrade to complete. Figure 6-3 HP Easy Firmware Upgrade utility progress screen ENWW Remote firmware update 175