Table 6-1.--Switch and Fuse Panel, Cabinets 1 and 2, Controls and Indicators
Isolate link from switchboard to prevent
Up--link in service.
Down--link out of service.
seizing a link that is malfunctioning.
Up--link control in service.
Isolate link control from switchboard to
Down--link control out of
prevent seizing of link control or group of
links that are malfunctioning.
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
from switchboard to prevent seizing a
Down--crossbar out of ser-
crossbar switch or group of lines that
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
Isolate line from switchboard due to:
Up--line in service.
--Excessive howler time.
Down--line out of service,
--Telephone or ship's wiring fault.
--No telephone connected.
Table 6-2.--Switch and Fuse Panel, Cabinet 1, Controls and Indicators
Conditions attendant's cabinet for in-port
PORT (up)--PWR indicator
(active) or at-sea (inactive) operation.
on (attendant's cabinet).
SEA (down)--PWR OFF
indicator off (attendant's
Selects one of three stations to which
the emergency cut-in feature will be
2 0 3 -- A u x i l l a r y Quarter