ASA Electronics MS-407 User Manual
Page 9
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Radio Balance
Check radio function
Speaker Disconnected
Check speaker connection at
radio and/or speaker
Only one channel (right or left
side)
Speaker lead shorted or
grounded
Check speaker wiring continuity
to ground w/tester or meter
Popping in one or both channels
Speaker wiring shorted or
positive lead grounded
Speaker terminals grounded or
shorted
Leads from speaker cone to
terminal touching metal basket
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