Solving Problems 27Printer ProblemsCAUTION: Before you begin any of the procedures in this section, follow the safety instructions located 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 electricaloutlet.• 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 (seepage 53).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 (see page 48) is set to match the AC power at your location (ifapplicable).• Ensure that the processor power cable (see page 53) is securely connected to the system board.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.• Remove and then reinstall the memory modules (see page 53).• Remove and then reinstall any cards (see page 56).• Remove and then reinstall the graphics card, if applicable (see page 56).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 N