Lenovo H4 Series Hardware Maintenance Manual V2.0
Page 32
... all other expansion cards are absent, one at a time until the problem happens again. This will reveal the malfunctioning card. 8 beeps If the system video adapter is an Display memory error (system video add-in base memory (first 64KB block) 3 beeps Base memory read.../write test error 4 beeps Fatal error indicating a serious Motherboard timer not operational problem with known good modules. 2 beeps Parity error in card, replace or reseat the adapter) video adapter. Consult your system 8042 Gate A20 test error (cannot manufacturer's technical support. switch ...
... all other expansion cards are absent, one at a time until the problem happens again. This will reveal the malfunctioning card. 8 beeps If the system video adapter is an Display memory error (system video add-in base memory (first 64KB block) 3 beeps Base memory read.../write test error 4 beeps Fatal error indicating a serious Motherboard timer not operational problem with known good modules. 2 beeps Parity error in card, replace or reseat the adapter) video adapter. Consult your system 8042 Gate A20 test error (cannot manufacturer's technical support. switch ...
Lenovo H4 Series Hardware Maintenance Manual V2.0
Page 33
...-board operations • Checks the memory operation • Starts the video operation • Verifies that check the operation of the add-in card. POST does the following operations. • Checks some options. A single problem can cause several error messages to -FRU Index Beep Symptom FRU/Action...the cause of the first error message, the other expansion cards Cache memory test failed are absent, one at a time until the problem happens again. Chapter 7. POST error codes Each time you turn on the screen. Before declaring the motherboard beyond all hope, eliminate the...
...-board operations • Checks the memory operation • Starts the video operation • Verifies that check the operation of the add-in card. POST does the following operations. • Checks some options. A single problem can cause several error messages to -FRU Index Beep Symptom FRU/Action...the cause of the first error message, the other expansion cards Cache memory test failed are absent, one at a time until the problem happens again. Chapter 7. POST error codes Each time you turn on the screen. Before declaring the motherboard beyond all hope, eliminate the...
Lenovo H4 Series Hardware Maintenance Manual V2.0
Page 35
Any adapters c. Extended video memory e. Chapter 7. Make sure you find a suitable boot device. Remove ...Media in selected Boot device Description/Action The BIOS was unable to find the failing device or adapter. Undetermined problems If this computer has a parallel ATA hard disk drive, make sure that the hard disk drive is jumpered...External Cache f. External Cache RAM g. Repeat steps 1 through 3 until you have been removed, and the problem continues, replace the system board. 33 Hard disk drive h. If all devices and adapters have bootable media. Power-off the computer....
Any adapters c. Extended video memory e. Chapter 7. Make sure you find a suitable boot device. Remove ...Media in selected Boot device Description/Action The BIOS was unable to find the failing device or adapter. Undetermined problems If this computer has a parallel ATA hard disk drive, make sure that the hard disk drive is jumpered...External Cache f. External Cache RAM g. Repeat steps 1 through 3 until you have been removed, and the problem continues, replace the system board. 33 Hard disk drive h. If all devices and adapters have bootable media. Power-off the computer....