HP Laserjet 4V and 4MV service mode

HP Laserjet 4V and 4MV service mode

HP Laserjet 4V and 4MV service mode

HP Laserjet 4V and 4MV service mode

  1. Maintain down the [On Line], [Form Feed], and [Enter] secrets while powering About the printer, until all lighting are illuminated and also the Display Window is actually blank. (If the Show Window reads 05 SELF TEST at this time, the keys were released too early. Repeat this action until successful. )
  2. Press the [Form Feed] crucial, then the [Enter] crucial. The message SUPPORT MODE is shown briefly, then the actual printer automatically starts a 05 PERSONAL TEST.
  3.  After a number of seconds, both Control Panel Indicators switch off. (The printer might display 02 STARTING TO WARM UP if it hasn't warmed up totally. ) After the actual printer has heated up and passed the actual self test, SUPPORT MODE is shown.
  4. Press [Menus] once to show SERVICE MENU.
  5. Once it states SERVICE MENU push ITEM to scroll via service mode products.
  6. To exit the actual Service Mode push the [On Line] crucial.

HP Laserjet 4V and 4MV service mode