Lenovo B300 Lenovo IdeaCentre B300 Hardware Maintenance Manual V2.1 - Page 26
Undetermined problems
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Hardware Maintenance Manual Undetermined problems If this computer has a parallel ATA hard disk drive, make sure that the hard disk drive is jumpered as a master and the optical drive is jumpered as a slave. 1. Power-off the computer. 2. Remove or disconnect the following components (if installed) one at a time. a. External devices (printer, or mouse) b. Any adapters c. Memory modules d. Extended video memory e. External Cache e. Hard disk drive g. Diskette drive 3. Power-on the computer to re-test the system. 4. Repeat steps 1 through 3 until you find the failing device or adapter. If all devices and adapters have been removed, and the problem continues, replace the system board. 24
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Hardware Maintenance Manual
24
Undetermined problems
If this computer has a parallel ATA hard disk drive, make sure that the hard
disk drive is jumpered as a master and
the
optical drive is jumpered as a
slave.
1. Power-off the computer.
2. Remove or disconnect the following components (if installed) one at a
time.
a. External devices (printer, or mouse)
b. Any adapters
c. Memory
modules
d. Extended video memory e. External Cache
e. Hard disk drive g. Diskette drive
3. Power-on the computer to re-test the system.
4. Repeat steps 1 through 3 until you find the failing device or adapter.
If all devices and adapters have been removed, and the problem
continues, replace the
system board.