MANUAIS DE MOTHERBOARDS JBOND

PCI500C-B

1. CPU Jumper Settings

FOR <MX8318(U35) model>

  JP7 JP8 JP9 JP22
75MHz ON NC NC NC
90MHz NC ON NC NC
100MHz ON NC ON NC
120MHz NC ON NC ON
133MHz ON NC ON ON

FOR <IMISC466(U36) model>

  JP7 JP8 JP9 JP22
75MHz NC NC ON NC
90MHz ON NC ON NC
100MHz ON ON ON NC
120MHz ON NC ON ON
133MHz ON ON ON ON

Note:

2. Clear CMOS Data Jumper Settings

Operating Mode JP16
Normal Operating (default) Open
Clear CMOS Data Short 1-2 or 2-3 while computer power turn OFF

3. External Cache Memory Jumper Settings

Cache Size Data SRAM Tag SRAM JP1 JP2 JP3 JP4 JP5 JP6
256K Eight 32Kx8 8Kx8 or 32Kx8 1-2 1-2 1-2 1-2 1-2, 3-4 NC
512K Sixteen 32Kx8 16Kx8 or 32Kx8 2-3 1-2 1-2 2-3 2-3, 4-5 NC
512K Eight 32Kx8 16Kx8 or 32Kx8 2-3 1-2 1-2 1-2 1-2, 3-4 1-2
1M Sixteen 64Kx8 32Kx8 2-3 2-3 1-2 2-3 2-3, 4-5 2-3
1M Eight 128Kx8 32Kx8 2-3 2-3 1-2 1-2 1-2, 3-4 2-3
2M Sixteen 128Kx8 64Kx8 2-3 2-3 2-3 2-3 2-3, 4-5 2-3

4. Support SIMM Module List

5. Power-saving Mode Control Jumper

Power-saving Controled JP10 JP23
SMI 2-3 or 3-4 2-3
The Input clock to the CPU in Power-saving Mode JP21
33MHz Open (default)
16MHz 2-3
Reserve for testing 1-2

6. CPU Pipeline Function Enable Jumper

Pipeline Function JP14
Enable 2-3
Disable 1-2

7. CPU Internal Cache Mode Selection Jumper

Cache Mode JP14
Write-back 2-3
Disable 1-2

8. CPU Internal Cache Data Coherency Jumper

Internal Cache Status JP15
Always Invalid in Bus Master 1-2
Invalid only in Bus Master Write Cycle 2-3

9. Local Bus Master Selection Jumper

Local Bus Master JP30 JP31
PCI Slot 4 1-2 1-2
On-board (Default) 2-3 2-3

10. On-board SCSI Jumper Settings

On-board SCSI JP34 JP35 JP29 SCSI Interrupt Route
Enable NC ON 1-2 IRQ 9 (Default)
Enable NC NC 2-3 PCI Slot 4 INT A
Disable ON NC X Reserve IRQ 9

11. On-board SCSI Terminator Power Source Jumper Settings

Operating Mode JP32
System (Default) ON
Peripheral NC

12. DRAM Jumper

DRAM Bank 0 (SIMM 3 & 4) Bank 1 (SIMM 1 & 2)
2-3/2-3 (Default) Single X2

Single X2

Double X2

Double X2

None

Single X2

Single X2

Double X2

1-2/1-2 Single X2

Double X2

Double X2

Double X2

None

None

Single X2

Double X2

13. BIOS Update Jumper

Operating Mode JP32
Update BIOS 1-2, 5-6
Normal Mode 2-3, 4-5