Garmin GPS 500 Installation Manual page 13

500 SERIES HARDWARE MOD LEVEL HISTORY
The following table identifies hardware modification (Mod) Levels for the GPS 500 and GNS 530.
Mod Levels are listed with the associated service bulletin number, service bulletin date, and the purpose of
the modification. The table is current at the time of publication of this manual (see date on front cover) and
is subject to change without notice. Authorized Garmin Sales and Service Centers are encouraged to
access the most up-to-date bulletin and advisory information on the Garmin Dealer Resource web site at
www.garmin.com using their Garmin-provided user name and password.
MOD SERVICE
LEVEL BULLETIN
NUMBER
1 0019
2 0101
3 0111
4 0203, Rev B
5 0207
6 0211
7 0530
Note: Throughout this document references made to GNS 530 shall equally apply to the GNS 530A
except where specifically noted. References made to the GPS 500 and GNS 530 apply equally to the
GPS 500 w/TAWS and the GNS 530 w/TAWS except where specifically noted.
Page iv
Rev S
SERVICE
BULLETIN
DATE
11/7/00 Replace fuse in COM circuit with a resistor
2/16/01 Remote COM transfer
7/9/01 Improves VLOC Morse code ident
8/12/02 Improve receiver audio compressor performance
4/2/02 Remove excess solder from COM board
6/4/02 Reduce input transients from Audio Panel
9/23/05 Upgrade to include TERRAIN for GPS 500,
GNS 530, and GNS 530A units (Non TAWS units
only)
PURPOSE OF MODIFICATION
500 SERIES INSTALLATION MANUAL
190-00181-02