Lenovo 90BX E50–00 Series Hardware Maintenance Manual page 30

1. System fan header
2. Microprocessor and heat sink
3. Microprocessor fan header
4. Memory connector
5. Hard disk and optical disk drive power connector
6. SATA connectors (2)
7. PCI express X 16 adapter slot
8. Battery
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Lenovo E50–00 SeriesHardware Maintenance Manual
Lenovo E50-00
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9. Clear CMOS jumper
10. LPC debug header
11. Front panel connector
12. Power fan header
13. Front USB connectors (2)
14. PCI express X 1 adapter slot
15. Front audio connector
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