Quantcast Table 6-2.--Switch and Fuse Panel, Cabinet 1, Controls and Indicators
 

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Table 6-1.--Switch and Fuse Panel, Cabinets 1 and 2, Controls and Indicators
FUNCTION
POSITION/INDICATION
DESIGNATION
Isolate link from switchboard to prevent
Up--link in service.
LINK Switches
Down--link out of service.
seizing a link that is malfunctioning.
Up--link control in service.
Isolate link control from switchboard to
LC Switches
Down--link control out of
prevent seizing of link control or group of
links that are malfunctioning.
service.
An LC switch set in the down
position will also place the links,
associated with that link control,
out of service.
Up--crossbar switch in ser-
Isolate crossbar or group (10) of lines
LINE GROUPS
vice.
from switchboard to prevent seizing a
AND CROSSBAR
Down--crossbar out of ser-
crossbar switch or group of lines that
SWITCH NUM-
vice.
are malfunctioning.
BERS Switches
When a LINE GROUPS AND
CROSSBAR SWITCH NUMBERS
switch is set to the down position,
all LINES IN SERVICE switches
associated with that group must be
set to the up position to prevent
system failure.
Isolate line from switchboard due to:
Up--line in service.
LINES IN
--Excessive howler time.
Down--line out of service,
SERVICE
--Telephone or ship's wiring fault.
Switches
--No telephone connected.
Table 6-2.--Switch and Fuse Panel, Cabinet 1, Controls and Indicators
DESIGNATION
FUNCTION
POSITION/INDICATION
ATT TURR
Conditions attendant's cabinet for in-port
PORT (up)--PWR indicator
(active) or at-sea (inactive) operation.
PORT/SEA
on (attendant's cabinet).
Switch
SEA (down)--PWR OFF
indicator off (attendant's
cabinet).
ECI Switch
Selects one of three stations to which
201--Quarter Deck.
the emergency cut-in feature will be
2 0 3 -- A u x i l l a r y Quarter
assigned.
Deck.
222--Bridge.
6-22

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