Service Manual
Page 8
...checks 157 Computer direct connect (parallel) test 157 EIO troubleshooting ...157 Jetdirect page 158 Network printing problems 158 Service mode functions ...160 Cold reset ...160 NVRAM initialization ...160 Hard-disk initialization ...161 Skip disk-load ...161 Self test ...161 Service menu (service PIN codes 161 Service ID ...162 ...166 Image defect ruler ...167 Upgrade the firmware ...168 Determine the current firmware version 168 Download the new firmware from the HP Web site 168 Transfer the new firmware to the device 168 Use FTP to upgrade the firmware on a network connection 168 Use...
...checks 157 Computer direct connect (parallel) test 157 EIO troubleshooting ...157 Jetdirect page 158 Network printing problems 158 Service mode functions ...160 Cold reset ...160 NVRAM initialization ...160 Hard-disk initialization ...161 Skip disk-load ...161 Self test ...161 Service menu (service PIN codes 161 Service ID ...162 ...166 Image defect ruler ...167 Upgrade the firmware ...168 Determine the current firmware version 168 Download the new firmware from the HP Web site 168 Transfer the new firmware to the device 168 Use FTP to upgrade the firmware on a network connection 168 Use...
Service Manual
Page 178
... device off . 2. Press . Turn the device on sequence. 5. NVRAM initialization CAUTION Initializing the NVRAM resets the serial number, the event log, the page counts, and the EIO card (initializing the NVRAM resets SERVICE menu values to restore the serial number and page counts. NOTE Before performing a cold reset, print a menu map and a configuration page (see Use...
... device off . 2. Press . Turn the device on sequence. 5. NVRAM initialization CAUTION Initializing the NVRAM resets the serial number, the event log, the page counts, and the EIO card (initializing the NVRAM resets SERVICE menu values to restore the serial number and page counts. NOTE Before performing a cold reset, print a menu map and a configuration page (see Use...