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I recently purchased a used Garmin 645 music. Is the screen supposed to be this dim without the backlight on? : r/Garmin
![Amazon.com: (6 Pack) Supershieldz Designed for Garmin Forerunner 645 and Forerunner 645 Music Screen Protector, High Definition Clear Shield (PET) : Electronics Amazon.com: (6 Pack) Supershieldz Designed for Garmin Forerunner 645 and Forerunner 645 Music Screen Protector, High Definition Clear Shield (PET) : Electronics](https://m.media-amazon.com/images/I/61Jli2MRtpL._AC_UF894,1000_QL80_.jpg)
Amazon.com: (6 Pack) Supershieldz Designed for Garmin Forerunner 645 and Forerunner 645 Music Screen Protector, High Definition Clear Shield (PET) : Electronics
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