Led Indicators And Characteristics; Battery Charge And Status Led - Dell Latitude 7210 2-in-1 Service Manual

Table 3. Diagnostic-light LED codes
Diagnostic light codes
(Amber,White)
1,1
1,2
2,1
2,2
2,3
2,4
2,5
2,6
2,7
2,8
3,1
3,2
3,3
3,4
3,5
3,6
3,7

LED Indicators and Characteristics

Battery Charge and Status LED

Table 4. Battery Charge and Status LED Indicator
Power Source
AC Adapter
AC Adapter
Battery
Battery
● S0 (ON) - System is turned on.
● S4 (Hibernate) - The system consumes the least power compared to all other sleep states. The system is almost at an OFF
state, expect for a trickle power. The context data is written to hard drive.
104 Troubleshooting
Problem description
TPM detection failure
Unrecoverable SPI Flash Failure
Processor failure
System board: BIOS or ROM (Read-Only
Memory) failure
No memory or RAM (Random-Access
Memory) detected
Memory or RAM (Random-Access
Memory) failure
Invalid memory installed
System-board or chipset error
Display failure - SBIOS message
Display failure - EC detection of power rail
failure
Coin-cell battery failure
PCI, video card/chip failure
Recovery image not found
Recovery image found but invalid
Power-rail failure
System BIOS Flash incomplete
Management Engine (ME) error
LED Behavior
Off
Solid White
Off
Solid Amber (590+/-3 nm)
Recommended solutions
Replace the system board.
Flash latest BIOS version. If problem persists, replace
the system board.
Confirm that the memory module is installed properly.
If problem persists, replace the memory module.
Reset and swap memory modules among the slots. If
problem persists, replace the memory module.
Reset and swap memory modules among the slots. If
problem persists, replace the memory module.
Flash latest BIOS version. If problem persists, replace
the system board.
Replace display cable (EDP) if possible, otherwise
replace the display assembly (LCD).
Reset the CMOS battery connection. If problem
persists, replace the RTC battery.
Replace the system board.
Flash latest BIOS version. If problem persists, replace
the system board.
Flash latest BIOS version. If problem persists, replace
the system board.
EC ran into power sequencing failure. If problem
persists, replace the system board.
Flash corruption detected by SBIOS. If problem
persists, replace the system board.
Timeout waiting on ME to reply to HECI message. If
problem persists, replace the system board.
System Power State
S0 - S5
S0 - S5
S0 - S5
S0 - S5
Battery Charge Level
Fully Charged
< Fully Charged
11-100%
< 10%