Toshiba Magnia 550d - Manual (Page 131)

System Configuration Setup
BIOS Setup Utility
115
$ SDRAM CAS # Latency : Auto
Used to set the CAS timing of the SDRAM (Synchronous
Dynamic RAM).
3...........................If the CAS number of the SDRAM installed
is three
2...........................If the CAS number of the SDRAM installed
is two
Auto ....................If the SDRAM installed has the SPD (Serial
Presence Detect) function (Auto setting).
$ CPU/DRAM Frequency : Auto
Used to set the system bus and DRAM operating frequencies.
Auto ....................Auto setting
100/100...............System bus 100 MHz, DRAM 100 MHz
100/133...............System bus 100 MHz, DRAM 133 MHz
133/100...............System bus 133 MHz, DRAM 100 MHz
133/133...............System bus 133 MHz, DRAM 133 MHz
$ C2P Concurrency & Master : Enabled
Used to specify whether to use the CPU to PCI Concurrency &
Master function.
Enabled...............Enables this mode.
Disabled..............Disables this mode.
$ DRAM Integrity mode : Ecc
Used to set the ECC function of the DRAM.
Disabled..............If ordinary 64-bit DIMMs are installed
Ecc.......................If 72-bit DIMMs with the Error Corretion
Code (ECC) are installed