Lenovo ThinkCentre E51 Hardware Maintenance Manual - Page 126
Rear connectors, Voltage selection switch some
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Rear connectors The following illustration shows the locations of the connectors on the rear of the computer. 1 Standard mouse connector 9 2 Parallel connector 10 3 Ethernet connector 11 4 Audio line in connector 12 5 Power cord connector 13 6 Voltage selection switch (some 14 models) 7 PCI adapter connectors 15 8 AGP or PCI Express x16 graphics adapter connector (some models) Audio line out connector Microphone connector USB connectors USB connectors VGA monitor connector Serial connector Standard keyboard connector 120 Hardware Maintenance Manual
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Rear connectors
The following illustration shows the locations of the connectors on the rear of the
computer.
±1²
Standard mouse connector
±9²
Audio line out connector
±2²
Parallel connector
±10²
Microphone connector
±3²
Ethernet connector
±11²
USB connectors
±4²
Audio line in connector
±12²
USB connectors
±5²
Power cord connector
±13²
VGA monitor connector
±6²
Voltage selection switch (some
models)
±14²
Serial connector
±7²
PCI adapter connectors
±15²
Standard keyboard connector
±8²
AGP or PCI Express x16 graphics
adapter connector (some models)
120
Hardware Maintenance Manual