Dell Inspiron 3800 System Reference Manual page 161

Power Sources: Dell Inspiron 3800 System Reference
Figure 24. Thermal Cooling Assembly
To remove the thermal cooling assembly, perform the following steps.
NOTICE: To avoid damaging the system board, remove the power cable, the battery, and the
second battery (if installed) before you service the computer.
1. Remove the main battery.
2. Remove the device from the media bay.
3. Remove the keyboard
4. Remove the display
5. Remove the palmrest
6. Remove the microprocessor
7. Remove the modem (if present).
8. Remove the system board
9. Disconnect the exhaust-fan power cable from the connector on the system board.
10. Remove the two 4-mm screws securing the thermal cooling assembly and exhaust fan, and then remove the thermal
cooling assembly and exhaust fan (see
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assembly.
assembly.
assembly.
module.
assembly.
Figure
1 4-mm screws (2)
2 Thermal cooling assembly and
exhaust fan
24).