What is Amount(LCY) ?

Hi Expert,

  I follow up the training material Nav2013 FA to practice the Fixed Asset for "Posting Maintenance Costs",

I input maintenance is $3000.00 but after post, the maintenance ledger entries shoe $5380.01, so I check "Detailed Vendor Ledg.Entry". I found the amount(LCY) is $5380.01. does anybody can let me know 

1. what is LCY

2. How to count from $3000 to $5380.01

Thanks