Dell Inspiron 16 Plus 7640 Owner's Manual page 79

6. Remove the heat sink.
7. Remove the wireless card.
8. Remove the M.2 2230 solid-state drive
About this task
The following image indicates the connectors on your system board.
Figure 54. System board connectors
1. Fan cable connector (FAN2)
2. I/O board-cable connector (IOBD1)
3. Front-firing speaker cable connector (SPK2)
4. Display-assembly cable connector (LCD1)
5. Power-adapter port cable connector (DCIN1)
6. Fan cable connector (FAN1)
7. Battery cable connector (BATT1)
8. Keyboard-cable connector (KB)
9. Keyboard-backlight cable connector (KBBL1)
10. Memory-module slot (DIMM1)
11. Memory-module slot (DIMM2)
12. M.2 2230 solid-state drive slot (SSD2)
13. M.2 2280 solid-state drive slot (SSD1)
14. M.2 wireless card slot (WLAN1)
15. Touchpad-cable connector (TP1)
or the M.2 2280 solid-state
Removing and installing Field Replaceable Units (FRUs)
drive, whichever is applicable.
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