PC Server 300 (Type 8640) EISA/PCI
1 Memory Connectors (U31, U32, U33 and U34)
2 Processor Socket
3 ISA-IDE Hard Disk Drive LED Connector (W46)
4 PCI - IDE (alternate SCSI) Hard Disk Drive LED Connector (W39)
5 Power LED pins 1-3 (W12)
6 Speaker Connector(J5)
7 EISA Slots (J2, J13, J14, J15 and J16)
8 PCI Slots (J18, J19 and J20)
9 Mouse Port (J2)
10 PCI - IDE Hard Disk Drive Connector (J21)
11 Keyboard Port (J1)
12 Serial Port COM1 (J11)
13 Power Supply Connector P2 (J7)
14 Power Supply Connector P1 (J6)
15 Serial Port COM2 (J10)
16 Parallel Port (J8)
17 Diskette Drive Connector (J9)
18 Real-Time Clock Socket
19 IDE 2 Hard Disk Drive Connector (J22)
System Board Jumper Settings
CPU Selection
Jumper |
Configuration |
Setting |
W2 |
486SX All other CPUs (default) |
Pins 1-2 1-2 & 3-4 |
W3 |
P24T CPU All other CPUs (default) |
Not installed Installed |
W16 |
25MHz 33MHz (default) |
Not installed Installed |
W20 |
25MHz 33MHz (default) |
Installed Not installed |
W33 |
DX4 DX4 internal double clock 486SX, DX2, DX and DX4 internal clock tripler (default) |
Pins 1-2 Pins 2-3 Not installed |
ISA IDE Selection
Jumper |
Configuration |
Setting |
W42 |
ISA IDE uses ISA IRQ 14 ISA IDE uses ISA IRQ 15 |
Pins 1-2 Pins 2-3 |
W43 |
ISA IDE uses DMA Channel 6 ISA IDE uses DMA Channel 7 ISA IDE uses P10 transfer (default) |
Pins 1-2 Pins 2-3 Not installed |
Keyboard Selection
Jumper |
Configuration |
Setting |
W10 |
PS/2 Mouse installed (default) PS/2 Mouse not installed |
Installed Not installed |
Tag Selection
Jumper |
Configuration |
Setting |
W24 |
7-Bit Tag 8-Bit Tag 9-Bit Tag (default) Illegal |
Not installed Installed Installed Not installed |
W26 |
7-Bit Tag 8-Bit Tag 9-Bit Tag (default) Illegal |
Installed Installed Not installed Not installed |
BIOS Mode
Jumper |
Configuration |
Setting |
W6 |
BIOS in normal mode (default) BIOS in boot recovery |
Pins 2-3 Pins 1-2 |
DPU Selection
Jumper |
Configuration |
Setting |
W17 |
DPU generate parity CPU generate parity |
Pins 1-2 Pins 2-3 |
W18 |
DPU forces parity error DPU does not force parity error (default) |
Pins 1-2 Pins 2-3 |
PCI Ports
Jumper |
Configuration |
J20 |
PCI+1 (master/slave shared with EISA slot J17) |
J19 |
PCI+2 (master/slave) |
J18 |
PCI+3 (master/slave) |
PCI Compliant IRQ Jumper Header
Jumper |
Setting |
J101 |
Open (default) Pin 2: Route to ISA IRQ1 Pin 3: Route to ISA IRQ3 Pin 4: Route to ISA IRQ4 Pin 5: Route to ISA IRQ5 Pin 6: Route to ISA IRQ6 Pin 7: Route to ISA IRQ7 Pin 8: Route to ISA IRQ8 Pin 9: Route to ISA IRQ9 Pin 10: Route to ISA IRQ10 Pin 11: Route to ISA IRQ11 Pin 12: Route to ISA IRQ12 Pin 13: Route to ISA IRQ14 Pin 14: Route to ISA IRQ15 |
Cache Selections
Jumper |
Configuration |
Setting |
W1 |
Secondary cache in write-through mode Secondary cache in write-back mode (default) |
Pins 1-2 Pins 2-3 |
W4 |
Internal cache in write-through mode (default) Internal cache in write-back mode |
Not installed Installed |
W5 |
128KB of secondary cache 256KB of secondary cache (default) |
Not installed Installed |
W21 |
Secondary cache not installed Secondary cache installed (default) |
Installed Not installed |
W22 |
128KB of secondary cache 256KB of secondary cache (default) |
Installed Not installed |
W23 |
128KB of secondary cache 256KB of secondary cache (default) |
Not installed Installed |
PCI IDE Selections
Jumper |
Configuration |
Setting |
W35 |
PCI IDE uses ISA IRQ 14 (default) PCI IDE does not use ISA IRQ 14 (default) |
Installed Not installed |
W35 |
PCI IDE uses PCI INTR_A (default) PCI IDE does not use PCI INTR_A |
Installed Not installed |
W38 |
PCI uses ISA IRQ 15 PCI does not use ISA IRQ 15 (default) |
Installed Not installed |
Reserved Jumpers
Jumper |
Setting |
W8/19 |
Installed |
19 |
Installed |
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