Troubleshooting 7-7
Diagnostics
Problem or Symptoms
Corrective Actions
Battery power does not last
long
Make sure that the power management options under BIOS Setup are
enabled and set properly.
Recharge the secondary battery for at least 4.5 hours before using.
Discharge and recharge the secondary battery twice.
Replace the secondary battery.
Notebook halts during boot
sequence
Check condition of the selected bootload device (diskette or hard drive)
for bad boot track or incorrect O/S files.
Try booting from a new boot diskette and recopy or repartition the hard
drive.
Check for any BIOS error messages on the display.
Replace the main board.
I/O processing malfunctions
Check the connections of all internal devices.
Replace the main board.
USB diskette drive does not
work
Check if the diskette drive option is set properly in BIOS Setup.
Check if the diskette USB cable is connected properly.
Check that the diskette is not faulty.
Replace the USB diskette drive.
Replace the main board.
Hard drive malfunction
Check if the hard drive is set properly in BIOS Setup.
Check that the hard drive interface cable is firmly connected to P9 on
the main board and that the cable is firmly connected to the hard drive.
Try reseating the interface cable to the main board and to the hard disk
drive.
Replace the hard drive.
Replace the main board.
USB CD-ROM drive
malfunction
Check if the drive is set properly in BIOS Setup.
Check if the drive has the latest software driver (check the internet for
the vendor’s latest driver).
Check that the USB cable is connected properly.
Check the drive with a different CD.
Summary of Contents for DayLite Series
Page 42: ...3 Disassembly and Reassembly Required Tools and Equipment Disassembly Reassembly ...
Page 58: ...5 Illustrated Parts Breakdown Illustrated Parts Breakdown Parts List ...
Page 65: ...7 Troubleshooting Problem Checklist Startup Problems Diagnostics ...
Page 73: ...8 NEC Computers Information Services Service and Support Functions Technical Support ...
Page 76: ...9 Specifications System Components Memory Map Interrupt Controllers ...