Specifications

TM 11-5820-670-30
2-26. TROUBLESHOOTING CHARTS. (CONT)
CHART 2-10
Maximum Signal Plus Noise-to-Noise Ratio Troubleshooting
CONNECT EQUIPMENT AS
SHOWN IN MAXIMUM SIG-
NAL PERFORMANCE TEST
(PARA 2-8).
REMOVE AUDIO AND
SQUELCH PREAMPLIFIER
MODULE A4300 (PARA 2-41).
INSTALL A NEW MODULE
A4300 (PARA 2-41).
REMOVE SQUELCH AMPLI-
FIER MODULE A5200 (PARA
2-44).
PERFORM MAXIMUM SIG-
NAL PLUS NOISE-TO-NOISE
RATlO PERFORMANCE TEST
(PARA 2-8).
REPLACE RECEIVER AUDIO
AMPLIFIER MODULE A5400
(PARA 2-44).
PERFORM ALINIMENTS
INSTALL ANEW SQUELCH
(PARA 2-31 AND 2-33).
AMPLIFIER MODULE
A5200 (PARA 2-44).
ALINE MODULE A5400
(PARA 2-30).
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