Table 14. Diagnostics
Light pattern
Problem description
2,1
CPU failure
2,2
System board: BIOS and ROM failure
2,3
No memory or RAM detected
2,4
Memory or RAM failure
2,5
Invalid memory installed
2,6
System board or chipset error
2,7
LCD failure
3,1
CMOS battery failure
3,2
PCI or video card or chip failure
3,3
Recovery image not found
3,4
Recovery image found but invalid
3,5
Power rail failure
3,6
SBIOS flash corruption
3,7
Timeout waiting on ME to reply to HECI message
Camera status light:
Indicates whether the camera is in use.
•
Solid white — Camera is in use.
•
Off — Camera is not in use.
Caps Lock status light:
Indicates whether Caps Lock is enabled or disabled.
•
Solid white — Caps Lock enabled.
•
Off — Caps Lock disabled.
Enabling Intel Optane memory
1
On the taskbar, click the search box, and then type
Intel Rapid Storage Technology
.
2
Click
Intel Rapid Storage Technology
.
The
Intel Rapid Storage Technology
window is displayed.
3
On the
Status
tab, click
Enable
to enable the Intel Optane memory.
4
On the warning screen, select a compatible fast drive, and then click
Yes
to continue enabling Intel Optane memory.
5
Click
Intel Optane memory
>
Reboot
to complete enabling your Intel Optane memory.
NOTE:
Applications may take up to three subsequent launches after enablement to see the full performance benefits.
Disabling Intel Optane memory
CAUTION:
After disabling Intel Optane memory, do not uninstall the driver for Intel Rapid Storage Technology as it will result in a
blue screen error. The Intel Rapid Storage Technology user interface can be removed without uninstalling the driver.
NOTE:
Disabling Intel Optane memory is required before removing the SATA storage device accelerated by the Intel Optane
memory module from the computer.
1
On the taskbar, click the search box, and then type
Intel Rapid Storage Technology
.
2
Click
Intel Rapid Storage Technology
.
The
Intel Rapid Storage Technology
window is displayed.
Troubleshooting
87
Summary of Contents for Inspiron 7786
Page 1: ...Inspiron 7786 Service Manual Regulatory Model P36E Regulatory Type P36E001 ...
Page 22: ...Post requisites Replace the base cover 22 Replacing the battery ...
Page 34: ...Post requisites 1 Replace the battery 2 Replace the base cover 34 Replacing the hard drive ...
Page 36: ...36 Removing the solid state drive Intel Optane memory module ...
Page 39: ...Replacing the solid state drive Intel Optane memory module 39 ...
Page 43: ...Removing the wireless card 43 ...
Page 64: ...64 Removing the palm rest ...
