- Notes, cautions, and warnings
- Views of Latitude 5455
- Set up your Latitude 5455
- Specifications of Latitude 5455
- Dimensions and weight
- Processor
- Chipset
- Operating system
- Memory
- External ports
- Internal slots
- Wireless module
- Audio
- Storage
- Media-card reader
- Keyboard
- Camera
- Touchpad
- Power adapter
- Battery
- Fingerprint reader
- Display
- GPU—Integrated
- External display support
- Sensor
- Hardware security
- Operating and storage environment
- Dell support policy
- Using the privacy shutter
- Dell Optimizer
- Working inside your computer
- Removing and installing Customer Replaceable Units (CRUs)
- Removing and installing Field Replaceable Units (FRUs)
- Software
- BIOS Setup
- Troubleshooting
- Handling swollen rechargeable Li-ion batteries
- Locating the Service Tag or Express Service Code of your Dell computer
- Dell SupportAssist Pre-boot System Performance Check diagnostics
- Built-in self-test (BIST)
- System-diagnostic lights
- Backup media and recovery options
- Wi-Fi power cycle
- Drain residual flea power (perform hard reset)
- Getting help and contacting Dell
- Revision history
Latitude 5455 Owner's Manual
System-diagnostic lights
This section lists the system-diagnostic light codes of your Latitude 5455.
NOTE:The battery-status light indicator shows the system-diagnostic light codes.
| Blinking pattern | Problem description | |
|---|---|---|
| Amber | White | |
| 1 | 3 | Short in the hinge cable tripped OCP1 |
| 1 | 4 | Short in the hinge cable tripped OCP2 |
| 2 | 2 | System board failure (included BIOS corruption or ROM error) |
| 2 | 8 | LCD failure (EC detection of power rail failure) |
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