HX471S
Page 44
14. MAINTENANCE
14.1 GENERAL
The inherent quality of the solid-state components in STANDARD HORI-
ZON radios will provide many years of continuous use. Take the following
precautions to prevent damage to the radio.
r
Keep the microphone connected or the jack covered at all times to pre-
vent corrosion of electrical contacts;
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Never key the transmitter unless an antenna or suitable dummy load is
connected to the antenna receptacle.
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Ensure that the input voltage does not exceed the value specified in your
Owner’s Manual.
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Use only STANDARD HORIZON-approved accessories and replacement
parts.
14.2 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
: RA0474200
•
SQL Knob
: RA0474100
•
CD-25 Charger Cradle
: Q7000462
•
MIC/SP Cover
: RA0399700
•
DISTRESS Cover
: RA0474800