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Page Title:
Table 6-8.--Operation Procedures for the Link Panel Test Set |
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 NORM
CONTROL OR
REF
DESCRIPTION
FUNCTION
POS
DESIG
INDICATOR
Switches
3 DIGIT DIALING
S4
Lever switch, two-
Center
Used to assign party ringing option
RG/BY PULSE
position locking-non-
to link (3 DIGIT DIALING position);
locking, respectively
also used to test ringing and busy
tone.
DETECTOR TEST-
Lever switch, two-
Center
S7
Used to test level detector in link
LAST PARTY
position nonlocking
(DETECTOR TEST position) and to
RELEASE
assign last party release option to
link (LAST PARTY RELEASE
position).
EROW-LINE HUNT
Center
Lever switch, two-
Used to test EROW entry (EROW
S5
position nonlocking-
position); also tests line hunting
(LINE HUNT position).
locking, respectively
Used to turn on test set power and
Center
Lever switch, two-
LAMP TEST-
S1
POWER
position locking
to test all lamps on test set.
LINE BUSY-
Center
S6
Lever switch, two-
Used to simulate a busy called line
LINE ANSWER
position locking-non-
(LINE BUSY position) or call an-
locking, respectively
swer by called party (LINE AN-
SWER position).
LINK START-
Center
S2
Lever switch, two-
Used to seize link and test stepping
X DIR STOP
position nonlocking
in X direction (LINK START posi-
tion); also tests stepping in Y
direction (X DIR STOP position).
Y DIR (FINDER)
S3
Center
Lever switch, two-
Used to simulate calling line found
STOP-LINK RESET
position nonlocking
(Y DIR (FINDER) STOP position);
also simulates calling party release
(LINK RESET position).
Indicators
--
CALLING LINE
DS3
Lamp, red lens cap
Indicates link has found calling
line and has set-up its circuitry
for connector operations.
--
CALLED LINE
DS8
Indicates link has performed ring
Lamp, red lens cap
trip after simulation of called-
party answer.
--
DS15
Lamp, red lens cap
Indicates level detector in link is
DETECTOR
operative
--
LINK READY
DS5
Lights when link is seized; is ex-
Lamp, red lens cap
tinguished when calling line has
been found (simulation).
6-49
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