GTE Omni Si Database Technical Practices Manual

TL-130200-1001
SUPERVISORY SUPERVISORYNO-A
0
REMOVE FB-20718-l CARD AND
CORRECT ANY STRAPPING
ERRORS
I
- D
YEScl
1NO
ARE LOC-REM
OR SYSTEM
- c
YEScl
1NO
0A
NOTE: SEE PARAGRAPH 
1.4.5.
Figure 5.12Tl-Type Trunk Loss of Frame Synchronization Troubleshooting Flowchart
(Sheet 2 of 10)
52108l87M-195 

TL-130200-1001-[END)
YESNOTE: See paragraph
1.4.5.
Figure 5.12
Tl-Type Trunk Loss of Frame Synchronization Troubleshooting Flowchart
(Sheet 3 of 10)M-196
8l875210 

TL-130200-1001
IF THE SYSTEM WILL NOT STAY
SYNCHRONIZED WITH CO,
REPLACE SIL FB-15277-1 CARD1NOTES:
cl1. See paragraph 1.4.5.
2.Before removing or replacing these cards,Edisconnect the cables from the front of the card.
Figure 5.12Tl-Type Trunk Loss of Frame Synchronization Troubleshooting Flowchart
(Sheet 4 of 10)
52108187M-l 97 

TL-130200-1001E
PIF THE PROBLEM STILL EXISTS,
REINSTALL THE ORIGINAL
FB-15278-A CARD AND REPLACE
THE 
TlB2 FB-17192-A CARD.
DOES SYSTEM
SYNCHRONIZE?
1NO
REINSTALL ORIGINAL
FB-17192-A CARD.
B
YI1IF SYSTEM FRAME WILL NOT1SYNCHRONIZE WITH CO, REPLACE
Tl SUPERVISORY FB-20718-l.
II
fALARM LAMPS
---+M
YEScl
INOfREINSTALL THE ORIGINAL
FB-20718-l CARD AND REPLACE
Fe-1 5278-A.
NOTE: SEE PARAGRAPH 1.4.5.
Figure 5.12Tl -Type Trunk Loss of Frame Synchronization Troubleshooting Flowchart
(Sheet 5 of 10)
5210 

TL-130200-1001r-
+ N+ N
ALARM LAMPS ALARM LAMPS
YES YEScl cl
ALARM LAMPS
+ N
YEScl
1NO
Figure 5.12Tl-Type Trunk Loss of Frame Synchronization Troubleshooting Flowchart
(Sheet 
6 of 10)
52108187M-199 

TL.-130200-1001NOTE:See paragraph 1.45
Figure 5.12Tl-Type Trunk Loss of Frame Synchronization Troubleshootmg Flowchart
(Sheet 7 of 10)
89187 

TL-130200-1001
DOES SYSTEM
.----,ASYNCHRONIZE?
YES0
B
PREMOVE SYSTEM FROM
LOOP TEST MODE.-A
0
/ADOESSYSTEM
+ASYNCHRONIZE?
YES0
1NO
PROBLEM NOT IN SYSTEM.
CHECK SPAN LINE OR CO.
1
Figure 5.12Tl-Type Trunk Loss of Frame Synchronization Troubleshooting Flowchart
(Sheet 8 of 10)
52108187
M-201 

TL-130200-1001+ K
SYNCHRONIZE?
YEScl
1NO
REINSTALL ORIGINAL
FB-17218-1. REPLACE CABLES
BETWEEN THE FB-17218-l AND
THE FB-17217-A. REPLACE
CABLES ONE AT A TIME. IF THE
PROBLEM STILL EXISTS AFTER
EACH REPLACEMENT, REINSTALL
THE ORIGINAL CABLE.
1
nJDOES SYSTEM
+ F
SYNCHRONIZE?
YEScl
1
NOREMOVE SYSTEM FROM
SYNCHRONIZE
--, D
YESclEQUIPMENT?
NO
/A
0
Figure 5.12Tl-Type Trunk Loss of Frame Synchronization Troubleshooting Flowchart
(Sheet 9 of 10)
M-202
at875210 

TL-130200-1001
DOESSYSTEMNB. .SYNCHRONIZE?YESa
DOES SYSTEM
---+BSYNCHRONIZE?
YESa
INO
Figure 5.12TI-Type Trunk Loss of Frame Synchronization Troubleshooting Flowchart
(Sheet 10 of 10)
5210w37M-203 

--TL-130200-1001
LOSS OF NETWORK CLOCK
SYNCHRONIZATION.9
,
+- B
YESCONNECTED BEYEScl
NONO
4
+‘ENSURE THAT ALL CABLES ARE
SECURE BETWEEN FB-20992-A
A
AND FB-15277-1. IF PROBLEM0
STILL EXISTS, REPLACE CABLES
ONE AT A TIME. IF PROBLEM STILL
EXISTS, REINSTALL ORIGINAL
1CABLE.
IF PROBLEM STILL EXISTS,
+
~,REPLACE FB-15277-l CARD.,
clA-.- _- -. -- . .___~ .- .. . . - . . . . . -_i
Figure 5.13Tl-Type Trunk Loss of Network Synchronization TrOUbleShOOtIng Flowchart
(Sheet 1 of 2)M-204
81875210