NEC ES1200 User Manual page 90

5-16
OPTION BOARD
4
SMC 8432BTA (1st)
4
SMC 8432BTA (2nd)
4
SMC 9432TX (1st)
4
SMC 9432TX (2nd)
Mylex DAC960PG
1. The sequence for BIOS scanning to determine the primary (Boot) disk controller is:
ISA slots J6 through J7
PCI slot J11
Onboard IDE
Onboard 7880 SCSI
PCI slots J10 through J8.
It is recommended that the BIOS be disabled on all SCSI controllers except for the controller with the
boot disk drive attached (see The SCSISelect Utilities in the Configuring Your System chapter).
2. Additional IRQ's can be made available as follows:
Disabling unused IDE channels
Disabling Comm Port 1 = IRQ4 is available
Disabling Comm Port 2 = IRQ3 is available
Disabling Parallel Port = IRQ7 is available.
3. A maximum of three LAN channels consisting of any combination of single or dual channel. Install
ISA LAN card in the first available ISA slot from the bottom. Install PCI LAN card in the first available
PCI slot from the top.
4. A maximum of two SCSI controllers may be installed. Install the first controller card in the first
available PCI slot from the top and the second controller in the second from the top PCI slot.
Upgrades and Options
Table 5-1. Option Board Hardware Configurations
MEMORY
3
IRQ ADDRESS
Set by BIOS Set by BIOS
Set by BIOS Set by BIOS
Set by BIOS Set by BIOS
Set by BIOS Set by BIOS
Set by BIOS Set by BIOS
I/O OPTION
ADDRESS SLOT
Set by BIOS PCI Slot J11
Set by BIOS PCI Slot J10
Set by BIOS PCI Slot J11
Set by BIOS PCI Slot J10
Set by BIOS PCI Slot J11