
System Board Overview - 440BX 
Connectors, Jumpers, and Switches - 440BX (Two-DIMM  Board)
| Item | Description | Item | Description | 
| CR114 | AUX LED | J40 | AGP Video Graphics Slot | 
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| E50 | CMOS Header | P1 | Power Supply Connector | 
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| J1 | DIMM 1 Expansion Slot | P5 | Power Switch and LED Connector | 
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| J2 | DIMM 2 Expansion Slot | P8 | Chassis Fan Connector | 
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| J10 | ISA Expansion Slot | P9 | Wake on LAN Header | 
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| J11 | ISA Expansion Slot | P10 | Diskette Drive Connector | 
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| J12 | PCI/ISA Dual Expansion Slot (combo) | P20 | IDE Connector (primary) | 
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| J20 | PCI Expansion Slot | P21 | IDE Connector (secondary) | 
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| J21 | PCI Expansion Slot | Slot 1 | Processor Connector | 
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| J22 | PCI Dual Expansion Slot (combo) | SW1 | Processor Speed and Feature Switch | 
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Connectors, Jumpers, and Switches - Intel 810e (PCA=010697-101)* 
| Item | Description | Item | Description | 
| J7H1 | Clear Password | J7J1 | Power Supply Connector | 
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| J4C1 | PCI Expansion Slot 1 | J8F1 Power Switch and LED Connector | |
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| J4B1 | PCI Expansion Slot 2 | J6K1 | Chassis Fan | 
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| J4A1 PCI Expansion Slot 3 | J2D5 | ||
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| J4A2 | PCI Dual Expansion Slot (combo) | J9F2 | IDE Connector (primary) | 
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| J4D1 | AGP Expansion Slot | J9F1 | IDE Connector (secondary) | 
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| J10F1 | Diskette Drive Connector | J9G3 Wake on LAN Header | |
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* Not shown
