Page vi GIA 63 Installation ManualRevision T 190-00303-05GIA 63W/GIA 63H HARDWARE MOD LEVEL HISTORYThe following table identifies hardware modification (Mod) Levels for the GIA 63W and GIA 63H. ModLevels are listed with the associated service bulletin number, service bulletin date, and the purpose of themodification. The table is current at the time of publication of this manual (see date on front cover) and issubject to change without notice. Authorized Garmin Sales and Service Centers are encouraged to accessthe most up-to-date bulletin and advisory information on the Garmin Dealer Resource web site atwww.garmin.com using their Garmin-provided user name and password.GIA 63W/GIA 63H P/N 011-01105-XX HARDWARE MOD LEVEL HISTORYAPPLICABLELRU PARTNUMBERMODLEVELSERVICEBULLETINNUMBERSERVICEBULLETINDATEPURPOSE OF MODIFICATION011-01105-00 1 N/A N/A More robust capacitors installed in thepower supply backup circuit.011-01105-01 N/A N/A N/A N/A011-01105-20 N/A N/A N/A N/A011-01105-30 N/A N/A N/A N/ADRAFT Rev T 11/12/2010