Page 488 of 536
Chapter 25 — Fault locating and clearing
553-3121-210
Standard 3.0
January 1999
Possible cause
Action
PE card circuitry
latched
Disable card, reseat card and enable the card.
If the fault persists, go to the next possible cause.
Defective PE circuit
card
Replace the PE circuit card.
Enable and test the card by entering
LD 30
TEST
If the fault persists, go to the next possible cause.
Defective terminal
equipment
Check all terminals (such as telephones or trunks) connected to the
PE circuit card.
Enable and test the card by entering
LD 30
TEST
If the fault is not located, go to the next possible cause.
25-pair cable seating
Check for obstructions, clear if any and reseat cable.
If the fault persists, go to the next possible cause.
—continued—
Summary of Contents for Meridian Meridian 1
Page 3: ...553 3121 210 Standard 3 0 January 1999 ...
Page 17: ...xiv Contents 553 3121 210 Standard 3 0 January 1999 ...
Page 97: ...Page 78 of 536 Chapter 8 Installing a new system 553 3121 210 Standard 3 0 January 1999 ...
Page 107: ...Page 88 of 536 Chapter 10 Installing the system ground 553 3121 210 Standard 3 0 January 1999 ...
Page 113: ...Page 94 of 536 Chapter 11 Installing the power supply 553 3121 210 Standard 3 0 January 1999 ...
Page 125: ...Page 106 of 536 Chapter 12 Adding an expansion cabinet 553 3121 210 Standard 3 0 January 1999 ...
Page 209: ...Page 190 of 536 Chapter 18 Connecting the trunks 553 3121 210 Standard 3 0 January 1999 ...
Page 323: ...Page 304 of 536 Chapter 21 Installing Hospitality 553 3121 210 Standard 3 0 January 1999 ...
Page 419: ...Page 400 of 536 Chapter 23 Pre programmed data 553 3121 210 Standard 3 0 January 1999 ...
Page 555: ...Page 536 of 536 Chapter 25 Fault locating and clearing 553 3121 210 Standard 3 0 January 1999 ...