Lenovo H330 Lenovo H3 Series Hardware Maintenance Manual V2.0 - Page 25

Undetermined problems - ram

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Chapter 6. Symptom-to-FRU Index 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 (modem, printer, or mouse) b. Any adapters c. Memory modules d. Extended video memory e. External Cache f. External Cache RAM g. Hard disk drive h. 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. 23

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Chapter 6. Symptom-to-FRU Index
23
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 (modem, printer, or mouse)
b. Any adapters
c. Memory modules
d. Extended video memory
e. External Cache
f. External Cache RAM
g. Hard disk drive
h. 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.