TM 11-5805-386-34/NAVELEX 0967-466-1020
Figure 2-9. Common module rear panel, parts location.
not initially defined, use the operational per-
a. General. The first step in servicing the
(2) Refer to the wiring diagrams for point. to-
CV-1919A/G is to determine if a module is
defective. Use module replacement to determine
whether defect is in module or converter chassis.
(3) Connect TA-341(*)/TT send pair
Further troubleshooting localizes the fault to a
t h r o u g h TS-402(*)/U to channel under test
printed wiring board or panel-mounted part.
RECEIVE binding posts and RECEIVE pair to
b. Visual Inspection. Inspect the modules and
printed wiring boards for burned components,
broken or loose leads and defective solder con-
2-6. Troubleshooting Charts
nections. These faults may often be located by
The following charts list the malfunctions,
sight or smell.
probable causes, and corrective actions commonly
associated with the CV-1919A/G when
(1) The troubleshooting chart lists symp-
troubleshooting. The chart in a below provides
toms of possible troubles, probable causes, and
information concerning trouble on all channels,
and the chart in b below provides information
charts provide some of the information referenced
concerning trouble on any one channel.
in the Corrective action column. If the trouble was