Dell OptiPlex E1 - Manual (Page 52)

SEPP Cartridge/Heat Sink Assembly Removal (Mini Tower Chassis): Dell™ OptiPlex™ E1
Systems
To remove the SEPP cartridge/heat sink assembly, follow these steps:
1. Remove the system power supply .
2. Locate the SEPP cartridge/heat sink assembly.
3. Disconnect the
microprocessor fan connector from the 3-pin FAN connector on the system board.
The connector is located between the SERIAL 2 connector and the MONITOR connector.
4. Locate and press outward on the SEPP cartridge release latches (located directly on top of the SEPP cartridge adjacent to the heat sink assembly).
5. Lift the SEPP cartridge/heat sink assembly out of its guide bracket assembly/connector on the system board.
WARNING: The SEPP cartridge/heat sink assembly can get extremely hot during system operations. Be sure that the assembly has had
sufficient time to cool before touching it.
NOTE: When installing the SEPP cartridge/heat sink assembly, carefully orient the assembly and press firmly with up to 25 pounds of force to connect
the SEPP cartridge with its connector.