•If your unit is a GA series (not including the GA-92 series), your serial number will be located beside the batteries (you will need to remove the cover of your unit to access the batteries).
•If your unit is a GA-92 series, XTpc series or XT-512, the serial number is located on the left side of the unit while holding the receiver in your hand. If your unit is an XTpc series, the transmitter also has the serial number located on the side end opposite the connector side end.
•The serial number for Rex's receiver is located on the left side of the unit. The serial number for Rex's transmitter is located on the back of the transmitter.
•If your unit is a TraceMaster the serial number is located at the top of the panel on the back of the receiver above the instructions and also on the outside of the transmitter case (lower right corner). Due to obsolescent parts from electronic component suppliers and manufacturers, Schonstedt has discontinued sales and repairs of the TraceMaster and TraceMaster II.
