LV ELECTRICAL SYSTEM 143 F. I/P - O/P BLOCK DIAGRAMS G. LED INDICATION ON TCM Indication LED LED blinking mechanism Off Slow Blinking (on / off every 5s) Slow Blinking (on / off every 3s) Slow blinking (on / off every 1s) Fast Blinking (on / off every 500ms) GPS, Time sync Green (Right most) No RH communication with BB if Time Sync is not happened after 30 mins of BB application start No GPS fix GPS data unavailable GPS fix is available Device Health Green (middle) - IPC hang Device not going to sleep after KL15 off for greater than 10 mins - IPC working Network Red (Left most) No RH communication with BB Network Radio/Data connection not happening Network available but internet not available (ex. data pack expiry, eKYC not done, ) TML Server unavailable but ping 8.8.8.8 (or any other server) is working Connected to customer portal (joined to portal)
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