TM 11-5805-424-15/NAVSHIPS 0967-220-9010/TO 31W2-2G-41
CHAPTER 6
DIRECT SUPPORT AND GENERAL SUPPORT AND
DEPOT MAINTENANCE
6-1. General
6-2. Troubleshooting Procedures
a. Troubleshooting at direct support, general
a. Sectionalization.
Sectionalization procedures
support, and depot maintenance categories includes all
normally performed at an organizational category (ch 4)
techniques outlined for organizational maintenance and
sectionalize the trouble to a defective MD-674(P)/G or
any special or additional techniques required to isolate a
printed-circuit card. When a defective MD-674(P)/G or
defective part.
These maintenance procedures
printed-circuit card is received, localize the trouble to a
supplement the procedures described for organizational
stage (b below) and then isolate the trouble within the
maintenance.
The systematic troubleshooting
procedures, which begins with the operational and
stage (c below).
sectionalization checks performed at an organizational
category must be completed by further localizing and
isolating techniques. Refer to appendix C to determine
the maintenance function allocated to each category of
printed-circuit card installed in the MD-674(P)/G
maintenance and the tools and test equipment
available for maintenance. If the correct results are not
authorized to perform the maintenance function.
obtained during the operational tests, refer to the
troubleshooting chart (para 6-4) to localize the trouble to
b. Troubleshooting may be performed while the
a stage. Then isolate the trouble within the stage (c
equipment is operating as part of a system, or after it
below).
has been removed from service. When troubleshooting
is performed while the equipment is operating as part of
c. Isolation. When the trouble has been isolated to
a system, it is normally done by organizational
a stage (b above), isolate the trouble to the defective
personnel. When troubleshooting is done with the
part by using the procedures described in paragraph 6-5.
equipment removed from service, perform the
operational tests (para 6-3) to determine symptoms to
d. Deleted.
aid in locating the trouble.
Change 5
6-1
