Compaq Presario 300 Presario 305 Series Maintenance and Service Guide - Page 67

Before You Begin Removal Sequence Product Description Presario 305 Model Specifications Troubleshooting Pin Assignments Solving Minor Problems (continued) Parts Catalog Battery Operations Index Audio Display PC card USB Battery pack Hard drive Power Modem Battery gauge Hardware installation Printer CD/DVD drive Diskette/diskette drive Keyboard Memory Touchpad/pointing device Infrared PC Card Problems Problem Probable Cause Solution(s) Computer does PC Card is not inserted properly. not beep when a PC Card is inserted. Ensure the card is inserted in the correct orientation. Insert the card gently to prevent damage to the pins. Speakers are turned off or volume is turned down. PC Card drivers are not installed. Double-click the PC Card icon in the Control Panel, click the Global Settings tab, the enable PC Card sound effects. Adjust the volume control on the computer. Double click the Add New Hardware icon in the Control Panel for installation instructions. PC Card or card driver is not PCMCIA compliant. Network PC Card does not work. Necessary drivers are not installed (turned on). PC Card is not fully inserted or is upside down. Network PC Card or card driver is not PCMCIA compliant. Computer beeps The computer beeps once to only once when indicate that a PC Card is a PC Card is recognized but not properly inserted. configured. Storage PC Card does not work. SRAM and flash memory cards require the memory card driver to be loaded (turned on). You are trying to access the hard drive card using the wrong drive letter. The card is not supported. The PC Card is not formatted. If PC Card or drivers are not compatible with Windows, install drivers and use the PC Card in MSDOS mode. Contact your Compaq authorized service provider for a list of PC Cards tested successfully in Compaq PC Card platforms. Refer to the instructions that came with the PC Card or contact the vendor for information on installing the correct drivers. Ensure the PC Card is inserted correctly. Contact your Compaq authorized service provider for a list of PC Cards tested successfully in Compaq PC Card platforms Before a new PC Card can be use, it may be necessary to perform an initial setup procedure. Follow the PC Card manufacturer's instructions for formatting a hard drive card or installing PC Cardspecific drivers for a network card. Memory cards can only be accessed using DOS real mode drivers. If you are running Windows 98, change the drive letter assignment in Device Manager. Contact your Compaq authorized service provider for a list of PC Cards tested successfully in Compaq PC Card platforms. For memory cards, run MCFORMAT in MS-DOS Mode to format the PC Card. For ATA cards, run ATAINIT, then run MCFORMAT in MS-DOS Mode to format the PC Card. Power Problems (see also Battery and Battery Gauge Problems) Problem Probable Cause Solution(s) Computer will not turn on. Battery is discharged and computer is not connected to a power source. q Charge the battery pack. q Replace the battery pack. q Connect the computer to an external power source. Battery is discharged and cables to Ensure that cables connecting the external power source are the computer and external unplugged. power source are plugged properly. Computer turned off Computer initiated because of a while it was left critical low-battery condition. unattended. q Charge the battery pack. q Replace the battery pack. q Connect the computer to an external power source. Computer initiated Hibernation after a user-defined timeout expired. Turn on the computer. Printer Problems If you experience problems printing, run a printer self-test (refer to the documentation provided with your printer for instructions). If the self-test fails, it is a printer-specific problem. Also refer to the printing section of your application documentation. Problem Probable Cause Solution(s) Printer will The signal cable may not be not turn on. connected properly, or the printer is unplugged. Ensure that the signal cable is properly connected and that the power cord is connected to the electrical outlet. Printer will Printer is not turned on or is off Turn the printer on and set it to on line. not print. line. The device drivers for your application are not installed. Refer to the printer documentation to install the correct printer driver. Printer that is set up for a Connect the printer to the network. network is not connected to the network. Printer cable is too long, unshielded, or defective. Replace the cable. Paper tray is empty. Fill the paper tray with paper and set the printer to online. Printer prints garbled information. Correct printer drivers are not installed. Cable is not connected properly. Refer to the printer documentation to install the correct printer driver. Ensure that the printer signal cable is properly connected to the computer. Cable is defective. Replace the printer cable and retest. Touch Pad/Pointing Device Problems Problem Cause Solution(s) Touch Pad or mouse does not work. Incorrect or no device driver is installed. Install the device driver and add to the AUTOEXEC.BAT file or CONFIG.SYS file. The device driver is not installed in Install the Touch Pad/mouse Windows. driver in Windows. External mouse does not work. Mouse is not securely connected or Ensure that the mouse is is connected to an incorrect external securely connected to the connector. appropriate external connector. Touch Pad or Mouse is not enabled. mouse does not work even though the device is enabled in Windows. 1. Enter MOUSE at the system prompt to activate the mouse device driver. 2. Add a line in the AUTOEXEC.BAT file to automatically activate the mouse device driver each time computer is turned on or restarted. Cable not properly seated in Touch Reseat cable. Pad board. Defective Touch Pad board. Replace Touch Pad board. Defective system board. Replace system board. Device driver is not correctly installed in Windows. Install the appropriate device driver in Windows. Cursor skips or The Touch Pad needs to be cleaned. Clean the Touch Pad with a moves abnormally cloth dampened with alcohol when using the or an ammonia-based glass Touch Pad. cleaner. Wipe up liquid with a dry cloth.