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STRATA DK FAULT FINDING
SECTION 400-096-500
SEPTEMBER 1992
-i-
TABLE OF CONTENTS
PARAGRAPH
SUBJECT
PAGE
1
GENERAL .............................................................................................................. 1
2
FAULT CLASSIFICATION ......................................................................................
1
3
FAULT CLEARING PROCEDURES ......................................................................
1
4
DEFECTIVE APPARATUS RETURNS ..................................................................
2
5
FAULT IDENTIFICATION AND ELIMINATION PROCEDURES ...........................
2
6
POWER SUPPLY ...................................................................................................
2
7
STATION CABLE CONTINUITY CHECK ...............................................................
3
7.11
Voltmeter Test ........................................................................................................
3
7.2
Ohmmeter Test .......................................................................................................
4
FLOWCHARTS
CHART NO
1 –
FAULT CLASSIFICATION .................................................
6
CHART NO
2 –
POWER FAULTS ...............................................................
8
CHART NO. 3 –
STATION FAULTS .............................................................
9
CHART NO. 4 –
KSU FAULTS ..................................................................... 11
CHART NO. 5 –
CO LINE FAULTS .............................................................. 12
CHART NO. 6 –
INTERCOM FAULTS ......................................................... 15
CHART NO. 7 –
DSS CONSOLE FAULTS .................................................. 16
CHART NO. 8 –
SPEED DIAL FAULTS ....................................................... 18
CHART NO. 9 –
MOH, BGM, PAGE & RELAY FAULTS .............................. 19
CHART NO. 10 –
SMDR FAULTS .................................................................. 21
CHART NO. 11 –
PSTU FAULTS ................................................................... 22
CHART NO. 12 –
DOOR PHONE FAULTS .................................................... 23
CHART NO. 13 –
TIE LINE FAULTS .............................................................. 26
CHART NO. 14 –
REMOTE MAINTENANCE/TTY FAULTS .......................... 27
TABLE LIST
TABLE
TITLE
PAGE
A
FLOWCHARTS ......................................................................................................
1
B
DK24 CIRCUIT BREAKER DISTRIBUTION ..........................................................
3
C
DK56 CIRCUIT BREAKER DISTRIBUTION ..........................................................
3
D
DK96 CIRCUIT BREAKER DISTRIBUTION ..........................................................
3
E
STATION CABLE CONTINUITY CHECK USING VOLTMETER (PEKU OR PESU) 5
F
STATION CABLE CONTINUITY CHECK USING OHMMETER (PEKU OR PESU)
5
G
STATION CABLE CONTINUITY CHECK USING VOLTMETER (PDKU) ...............
5
H
STATION CABLE CONTINUITY CHECK USING OHMMETER (PDKU) ................
5
FIGURE LIST
FIGURE
TITLE
PAGE
1
FLOWCHART SYMBOLS ......................................................................................
1
2
BACKPLANE CONNECTORS P1 (DK24), P1 & P4 (DK56/96) .............................
2
Summary of Contents for Strata DK 24
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Page 12: ...INSTALLATION SYSTEM DESCRIPTION SECTION 400 096 202 SEPTEMBER 1992 ...
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Page 144: ...INSTALLATION TELEPHONE SECTION 400 096 207 SEPTEMBER 1992 ...
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Page 166: ...INSTALLATION PERIPHERALS SECTION 400 096 208 SEPTEMBER 1992 ...
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Page 238: ...INSTALLATION WIRING DIAGRAMS SECTION 400 096 209 SEPTEMBER 1992 ...
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Page 302: ...REMOTE ADMINISTRATION MAINTENANCE PROCEDURES SECTION 400 096 600 SEPTEMBER 1992 ...
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