![GA-2000 Carbon Core Guard G-Shock tutorial - how to setup & use ALL the functions on the 5590 module - YouTube GA-2000 Carbon Core Guard G-Shock tutorial - how to setup & use ALL the functions on the 5590 module - YouTube](https://i.ytimg.com/vi/VWOJPg4uxzU/maxresdefault.jpg)
GA-2000 Carbon Core Guard G-Shock tutorial - how to setup & use ALL the functions on the 5590 module - YouTube
![GA-2000 G-SHOCK 5590 Set Time, Date, Home City,12/24H , Key operation tone, DST, Light duration Demo - YouTube GA-2000 G-SHOCK 5590 Set Time, Date, Home City,12/24H , Key operation tone, DST, Light duration Demo - YouTube](https://i.ytimg.com/vi/q8mGCtWQKPw/maxresdefault.jpg)
GA-2000 G-SHOCK 5590 Set Time, Date, Home City,12/24H , Key operation tone, DST, Light duration Demo - YouTube
![GA-2000 G-SHOCK 5590 Set Time, Date, Home City,12/24H , Key operation tone, DST, Light duration Demo - YouTube GA-2000 G-SHOCK 5590 Set Time, Date, Home City,12/24H , Key operation tone, DST, Light duration Demo - YouTube](https://i.ytimg.com/vi/1-aRUGlMac0/hq720.jpg?sqp=-oaymwEhCK4FEIIDSFryq4qpAxMIARUAAAAAGAElAADIQj0AgKJD&rs=AOn4CLB_NbuwHDlJquSC7ltWrTD0Dc5NLw)
GA-2000 G-SHOCK 5590 Set Time, Date, Home City,12/24H , Key operation tone, DST, Light duration Demo - YouTube
![GA-2000 G-SHOCK 5590 Set Time, Date, Home City,12/24H , Key operation tone, DST, Light duration Demo - YouTube GA-2000 G-SHOCK 5590 Set Time, Date, Home City,12/24H , Key operation tone, DST, Light duration Demo - YouTube](https://i.ytimg.com/vi/9snbS7fvDfs/hq720.jpg?sqp=-oaymwEhCK4FEIIDSFryq4qpAxMIARUAAAAAGAElAADIQj0AgKJD&rs=AOn4CLBpK_acuQdjzcCwNBY5cHuK9pbgzg)