Solving Problems 41Printer ProblemsCAUTION: Before you begin any of the procedures in this section, follow the safety instructions in theProduct Information Guide.NOTE: If you need technical assistance for your printer, contact the printer’s manufacturer.IF T H E P O W E R L I G H T I S O F F — The computer is either turned off or is not receiving power.• Reseat the power cable into both the power connector on the back of the computer and the electrical outlet.• If the computer is plugged into a power strip, ensure that the power strip is plugged into an electricaloutlet and that the power strip is turned on. Also bypass power protection devices, power strips, andpower extension cables to verify that the computer turns on properly.• Ensure that the electrical outlet is working by testing it with another device, such as a lamp.• Ensure that the main power cable and front panel cable are securely connected to the system board (see"System Board Components" on page 67).IF T H E P O W E R L I G H T I S S T E A D Y A M B E R — A device might be malfunctioning or incorrectly installed.• Ensure that the 12 volt power connector (12V) is securely connected to the system board (see "SystemBoard Components" on page 67).• Remove and then reinstall the memory modules (see "Installing Memory" on page 69).• Remove and then reinstall any cards (see "Cards" on page 72).• Remove and then reinstall the graphics card, if applicable (see "Installing a PCI Express Card" on page 76).IF T H E P O W E R L I G H T I S B L I N K I N G A M B E R — The computer is receiving electrical power, but aninternal power problem might exist.• Ensure that the voltage selection switch is set to match the AC power at your location (if applicable).• Ensure that the processor power cable is securely connected to the system board (see "System BoardComponents" on page 67).EL I M I N A T E I N T E R F E R E N C E — Some possible causes of interference are:• Power, keyboard, and mouse extension cables• Too many devices on a power strip• Multiple power strips connected to the same electrical outletCH E C K T H E P R I N T E R D O C U M E N T A T I O N — See the printer documentation for setup andtroubleshooting information.EN S U R E T H A T T H E P R I N T E R I S T U R N E D O NWD846bk2.book Page 41 Thursday, September 14, 2006 2:40 PM