TM ll-5805-587-l5/3
TO 31W2-1-471-3
TRUNK EQUIPMENT TESTS
Introduction.
The tests described in this section are designed to verify that
the trunk equipment, i d e n t i f i e d i n t a b l e 4 - 8 , i s f u n c t i o n i n g p r o p e r l y .
Table 4-8 provides a cross-reference to the assembly number and
schematic diagram figure number for each major item of trunk
equipment.
Trunk Equipment, Cross Reference Index
Schematic diagram
figure number
andem (TSC) t r u n k c i r c u i t
433860-012
6-41
433863-012
CO trunk circuit
6-44
tdial trunk circuit
433872-012
6-53
Inward t r u n k c i r c u i t
433873-012
6-54
433874-012
Ringdown trunk circuit
6-55
TOVON trunk a d a p t e r
433892-012
6-79
Tandem Trunk, Incoming Access.
a . Purpose. T h e p u r p o s e o f t h i s t e s t i s t o v e r i f y t h a t t h e
trunk is operative when accessed for incoming calls,
b . Test Equipment and Materials. The following equipment is
required for this test.
(I) Trunk Test Set, Stromberg-Carlson 433871-018.
( 2 ) H e a d s e t A s s e m b l y , Stromberg-Carlson 205701-000.
plug, three-
Products (or equivalent).
(3)
Test Connections and Conditions
ing test connection
c o n d i t i o n s apply to this procedure:
(I) If the equi
in continuous operation,
perform this test dur
t traffic.
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