User's Manual

8 Troubleshooting
112 Juno Series User Guide
Memory card issues
Phone issues
Problem Cause Solution
The handheld does not
recognize a memory card.
The handheld does not
support SDIO (SD
input/output) cards.
Use a microSD or microSDHC memory card.
Files on the memory card
are not visible or are not
able to be opened.
Files have been encrypted
on another device and have
a .menc file extension.
Remove encryption from the files (see Encrypting files
on memory cards, page 36).
Problem Cause Solution
The screen is blank. A voice call is active. The screen will become active and visible again when
the call is ended. See Voice calls (Juno SD handheld
only), page 54.