Entering Service Mode - Laser Pros International
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1. aa mM TERNATIONAL Entering Service Mode HP Laserjet 8000 8100 and 8150 Series service mode 1 Hold down SELECT and JOB CANCEL while powering on the printer until all lights are illuminated and the Display is blank If the Display Panel reads INTERNAL TEST at this point the keys were released too soon Repeat this step until successful 2 Press MENU RIGHT then SELECT The message SERVICE MODE is displayed briefly then the printer automatically begins initialization After several seconds both Control Panel Indicators turn off The printer may display WARMING UP if it has not warmed up completely After the printer has warmed up and passed the self test SERVICE MODE is displayed Press MENU once to display SERVICE MENU 4 Once it says SERVICE MENU press ITEM to scroll through service mode items To exit the Service Mode press GO p HP Laserjet 5si service mode 1 Hold down Items and while powering ON the printer until all lights are illuminated and the Display is blank If the Display Panel reads INTERNAL TEST at this point the keys were released too soon Repeat this step until successful 2 Press Select The message SERVICE MODE is displayed briefly then the printer automatically begins an INTERNAL TEST After several seconds both Control Panel Indicators turn OFF The printer may display WARMING UP if it has not warmed up completely After the printer has warmed up and passed the selftest SERVICE M2. ODE is displayed 3 Press Menus once to display SERVICE MENU 4 Once it says SERVICE MENU press ITEM to scroll through service mode items To exit the Service Mode press On Line HP Laserjet 4V and 4MV service mode 1 Hold down the On Line Form Feed and Enter keys while powering ON the printer until all lights are illuminated and the Display Window is blank If the Display Window reads 05 SELF TEST at this point the keys were released too soon Repeat this step until successful 2 Press the Form Feed key then the Enter key The message SERVICE MODE is displayed briefly then the printer automatically begins a 05 SELF TEST After several seconds both Control Panel Indicators turn OFF The printer may display 02 WARMING UP if it has not warmed up completely After the printer has warmed up and passed the self test SERVICE MODE is displayed 3 Press Menus once to display SERVICE MENU 4 Once it says SERVICE MENU press ITEM to scroll through service mode items To exit the Service Mode press the On Line key Laserpros com Technical Tips Page 1 HP Laserjet 5000 series service mode 3 4 5 Hold down Select and Cancel Job while turning on the printer If the control panel reads INITIALIZING the keys were released too soon Press the right side of the Menu key then press Select The message SERVICE MODE is displayed Press Menus once to display SERVICE MENU Once it says SERVICE MENU pr
3. ess ITEM to scroll through service mode items To exit the Service Mode press Go While turning on the printer hold down SELECT and CANCEL JOB until all of the lights on the control panel are lit Press the right side of the MENU key then press SELECT The message SERVICE MODE temporarily appears and will reappear when the printer completes the initialization process Press Menus once to display SERVICE MENU Once it says SERVICE MENU press ITEM to scroll through service mode items To exit the service mode press GO Note If READY appears in the control panel the keys might have been released too soon or the wrong keys were pressed HP Laserjet 4000 and 4050 series service mode 1 sil Hold down Select and Cancel Job while turning on the printer until all of the lights on the Control Panel are lit If the Control Panel reads INITIALIZING the keys were released too soon Press the right side of the Menu key then press Select The message SERVICE MODE is displayed Press Menus once to display SERVICE MENU Once it says SERVICE MENU press ITEM to scroll through service mode items To exit the Service Mode press Go HP Laserjet 4 and 4 plus series service mode 1 a Hold down the On Line Form Feed and Enter keys while powering ON the printer until the ON LINE and FORM FEED indicators are both illuminated and the Display Window is blank If the Display Window reads 05 SELF TEST at this poin
4. ill reset ALL system parameters to the factory defaults Also there is a service mode for these printers but it is only accessible through software using PJL service mode commands Buy the printer s service manual if you want to learn more Note HP Laserjet 5L 6L 1100 1200 do not have a service mode You can only perform a cold reset and continuous self test Laserpros com Technical Tips Page 3
5. t the keys were released too soon Repeat this step until successful Press the Form Feed key then the Enter key The message SERVICE MODE is displayed briefly then the printer automatically begins a 05 SELF TEST After several seconds the ON LINE and FORM FEED lights turn OFF The printer may display 02 WARMING UP if it has not warmed up completely After the printer has warmed up and passed the self test SERVICE MODE is displayed Press Menus once to display SERVICE MENU Once it says SERVICE MENU press ITEM to scroll through service mode items To exit the Service Mode press the On Line key HP Laserjet 5 series service mode Laserpros com Technical Tips Page 2 1 Hold down the Menu and Value keys while powering on the printer Hold the keys down until SERVICE MODE is displayed 2 The interrupted power on self test is resumed If the test completes successfully the message SERVICE MODE is displayed 3 To exit service mode press the Go button Laserjets 5P 6P 2100 2200 and other printers that do not have a display panel LEDs only These models are designed as low volume personal printers and do not have a maintenance count that needs to be reset or a readily accessible service mode You can cold reset these printers or completely reinitialize the NVRAM nonvolatile random access memory to factory defaults Cold resetting will reset most of the system parameters to factory defaults and reinitializing the NVRAM w
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