HP CM6040f Service Manual - Page 8

Clean the 3X500 sheet input tray 124 Clean the IPTU ...125 Clean the touchscreen ...125 Clean the scanner glass 125 Cleaning the ADF delivery system 126 Clean the ADF delivery system 126 Clean the ADF rollers 127 ADF maintenance kit ...129 Calibrate the scanner ...130 Upgrade the firmware ...131 Determine the current firmware version 131 Download new firmware from the HP Web site 131 Transfer the new firmware to the product 131 Use FTP to upload the firmware through a browser 131 Use FTP to upgrade the firmware on a network connection 132 Use HP Web Jetadmin to upgrade the firmware 133 Use MS-DOS commands to upgrade the firmware 133 Use the HP Jetdirect firmware 133 Set the real-time clock ...135 Set the date format ...135 Set the date ...135 Set the time format ...135 Set the time ...135 5 Theory of operation Basic operation ...138 Sequence of operation ...138 Formatter system ...140 Sleep mode ...140 Resolution Enhancement technology (REt 140 Input/output ...141 CPU ...141 Memory ...141 Hard disk ...141 Random-access memory 141 DIMM slot ...141 Nonvolatile memory 141 PJL overview ...141 PML ...142 Control panel ...142 Engine-control system ...143 DC controller ...144 Solenoids ...144 vi ENWW