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SECTION 5 1 8-4 1 1 - 1 00
Page 44
TABLE P
CIRCUIT PACK HK-14 LAMP I N D I CATIONS AND SWITCHES
LAMP OR SWITCH
2
Indicates which link is being tested
3
4
PASS
Indicates the outcome of a test
FAIL
When lit, indicates proper operation of
A
the A lead buss
Status
ATLL
When lit, indicates ATLL buss is
Lamps
operating properly
RTC
When lit, indicates proper operation of
Real Time Clock
SCN
When lit, indicates processor is scanning
stations
-lOY
When lit. ind icates presence of proper
voltage in system
+ l O Y
-24Y
Link operation and dial tone
Audible ringback
3
Busy tone
4
Error tone
Display
lamp
5
Automatic transfer function*
6
Flash rate
Ring rate
Wink rate
Slow CO disconnect
A
Fast CO disconnect
Check for Alert Time Out
In the ON position, provides off-hook
ON
indication to the system
Switch
Steps the Diagnostic Test program
STEP
through the steps
ATX F R
Used with test number
*When making this test, FAIL lamp is normally lit.
When ATXFR switch is depressed, PASS lamp lights. Test
5 is presently not used with 68 KTS.
FUNCTION
5*
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