11.MAINTENANCE

11.1GENERAL

The inherent quality of the solid-state components in STANDARD HORIZON radios will provide many years of continuous use. Take the following precautions to prevent damage to the radio.

•Keep the microphone connected or the jack covered at all times to pre- vent corrosion of electrical contacts;

•Never key the transmitter unless an antenna or suitable dummy load is connected to the antenna receptacle.

•Ensure that the input voltage does not exceed the value specified in your Owner’s Manual.

•Use only STANDARD HORIZON-approved accessories and replacement parts.

11.2 REPLACEMENT PARTS

Occasionally an owner needs a replacement parts. These can be ordered from our Parts Department by writing or calling:

Marine Division of Vertex Standard

US Headquarters

10900 Walker Street, Cypress, CA 90630, U.S.A. Telephone (714) 827-7600

Commonly requested parts, and their part numbers are listed below.

•VOLUME Knob: RA0778300

•MIC/SP Cover: RA0768200

•Belt Clip: AAE04X001

•CMP460 Microphone cable: S8101022

HX500S

 

Page 29