NCR RealPOS 50 - LED Diagnostic Indicators

Product Overview 1-9
LED Diagnostic Indicators
ThetwofrontpanelLEDsalsofunctionasdiagnosticindicators,definedasfollows.
Note: ThecellcolorsindicatethecoloroftheLEDatthatparticulartime.
Current System
Operation
Suspect Component System State Power LED
Disk Activity
LED
Corrective Action
NormalOpera‐
tion
N/A SystemON ON OFF N/A
NormalOpera‐
tion
N/A SystemON
withHDD
Activity
ON Flashing
(HDD
Access)
N/A
NormalOpera‐
tion
N/A UnitinSus‐
pend(S3)
Blinking(1/
Sec)
ON N/A
‐OFF
‐ACPresent
N/A • OFF
•Notin
Standby
•ExternalP/S
ON
OFF
ON N/A
•OFF
•ACPresent
PowerSystem • OFF
•Notin
Standby
•ExternalP/S
ON
OFF OFF 1. CheckACpowerto
P/S
2. CheckP/S
3. Checkconnection
betweenunitandP/S
4. Checkpower
connectionfromBack
PaneltoMotherboard
andMotherboardto
FrontPanel
5. ReplaceP/S
6. ReplaceMotherboard
7. ReplaceFrontPanel
Board