GTE Omni Si Database Technical Practices Manual

5210TL-130200-1001
FeaturephoneDescription:
Troubleshooting
ChartsThe Featurephone does not operate. The Featurephone
pushbuttons and displays do not function properly; the system
does not respond to one or more of the Featurephonepushbuttons.
*START
-.Lz0A
FEATUREPHONE DOES NOT
OPERATE AT ALL.EXECUTE A “FORCE
DOWNLOAD (PEC #) (SID)”
MAINTENANCE REQUEST.
IVERIFY THAT THE
FEATUREPHONE IS PROPERLY
CONNECTED TO ITS POWER
SOURCE AND IS RECEIVING
POWER.
IVOICE CHANNEL? VOICE CHANNEL?
BOTH MISSING BOTH...

TL-130200-1001
IF THE PROBLEM IS STILL PRESENT,
REINSTALL THE ORIGINAL CIP, VCIP,
REPLACE THE FOLLOWING CARDS IN
SEQUENCE: PCMFS X/5 OR Y/l 5
(NOTES 1 AND 2).
MPB85 X/4 OR Y/5 (NOTE 1) IF
PROBLEM IS STILL PRESENT,
REINSTALL ORIGINAL CARDS.
cREPLACE THE FOLLOWING CARDS IN
SEQUENCE: CHM85 X/l, Y/15 (NOTES
1 AND 2).
IF PROBLEM IS STILL PRESENT,
REINSTALL ORIGINAL CARDS.
1
clBNOTES:
I. See paragraph 1.4.5
2.Before removing or replacing thesecards, disconnect the cable from the
front of the card.
Figure...

-_. .TL-130200-1001
5210
B
PREPLACE THE EPCMN CARD Y/9
(NOTES 1 AND 2). IF THE PROBLEM
IS STILL PRESENT, REINSTALL THE
ORIGINAL CARDS.
IIF THE PROBLEM IS STILL PRESENT,
NOTES:
1.See paragraph 1.4.5.
2.
Before removing or replacing these cards,
disconnect the cable from the front of the
card.
Figure 5.4
Featurephone Troubleshooting Flowchart (Sheet 3 of 3)
8l87M-l 67 

TL-130200-1001
.
REPLACE FEATUREPHONE AND
EXECUTE A “FORCE DOWNLOAD.”
IF THE PROBLEM IS STILL
PRESENT, REINSTALL THE
ORIGINAL FEATUREPHONE AND
REPLACE THE CIP, VCIP, OR DVCIPCARD (SEE NOTE).
IENDIL/NOTE: See paragraph 1.45.
Figure 5.5Featurephone Control and Indicator Troubleshooting Flowchart
81875210 

TL-130200-1001Station/Line/TrunkDescription:
TroubleshootingStations are unable to complete DTMF calls properly. They are
having problems completing calls or are 
getting wrong-terminators. Stations are having transmission problems such as
no transmission, double connections, no tones, and the wrong
tones. A station will not ring at all, or it rings without interruption.
A line or trunk does not function properly.
NO STATION 
DiMF.
cIS THE PROBLEM ONE
YES
IS THE PROBLEM
ONLY ON LINE
YESNO
v
Figure...

TL-130200-1001A
PONLYONE-FILE OR
YESREPLACE THE TELEPHONE
IF PROBLEM IS NOT SOLVED,
REINSERT THE ORIGINAL CARD.IF THE PROBLEM IS NOT SOLVED,
THEN REPLACE THE FOLLOWINGREINSTALL THE ORIGINAL LINE
CARDS IN SEQUENCE:CARD OR TELEPHONE.
A. CHM85 CARD 
X?l OR Y/15
(NOTES 1 AND 2)
B. 
MP85 CARD X/4 OR Y/5 (NOTE 1).
C. MPB85 CARD X/4 OR Y/5 (NOTE
disconnect the cables from the front of the card.
Figure 5.6Station DTMF Troubleshooting Flowchart (Sheet 2 of 2)
8l875210 

TL-130200-1001
START7
INO RINGING OR CONSTANT
RINGINGI
. .
1NO
PROBLEM INVOLVE PROBLEM INVOLVE
THE ENTIRE THE ENTIRE
YES YES
1NO
/YES
clA
rREPLACE THE FAULTY LINE CARD
(PLCC) (NOTE). IF THE PROBLEM
IS NOT SOLVED, REINSERT THE
ORIGINAL CARD.
REPLACE THE PSUPY CARD
(NOTE 1). IF THE PROBLEM IS NOT
SOLVED, REINSERT THE ORIGINAL
CARD.
e
nBNOTE: Ses paragraph 1.4.5.
Figure 5.7Ringing Operation Troubleshooting Flowchart (Sheet 1 of 3)5210
ah37M-171 

--TL-130200-1001
r-lBV
1-IS THE
PROBLEMONLY IN ONE
1NO
1NO
.REPLACE THE ASSOCIATED MPB85
IN X/4 OR Y/5 (NOTE) IF THE
PROBLEM IS NOT SOLVED,
REINSERT THE ORIGINAL MPB85
CARD (NOTE).
NOTE: See paragraph 
1.4.5.
Figure 5.7Ringing Operation Troubleshooting Flowchart (Sheet 2 of 3)
M-l 72
81875210 

TL-130200-1001F
u
-.-1
. .IS THERERINGING
VOLTAGE AT THE
POWER SUPPLY?
INO
0
GNOTE:
See paragraph 1.4.5.
Figure 5.7Ringing Operation Troubleshooting Flowchart (Sheet 3 of 3)5210
8187M-173 

TL-130200-1001
IF THE PROBLEM IS NOT SOLVED,
REINSERT THE ORIGINAL LINE
CARD(S) AND REPLACE THE
ASSOCIATED MPB85 CARD.
(SEE NOTE).
NOTE: See paragraph 1.4.5.
M-174a/a7
Figure 5.8Analog Line Operation Troubleshooting Flowchart
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