Page 496 of 536
Chapter 25 — Fault locating and clearing
553-3121-210
Standard 3.0
January 1999
Table 73
Peripheral Equipment fault indicators
ISDN and DTI faults
Fault locating and clearing procedures for 1.5 Mb ISDN, DTI or PRI related
faults are contained in the ISDN PRI Administration and Maintenance.
Indicator
Possible indications
Sample system
messages
BSD655 FIBER 1 LINK DOWN
ERR4062
NWS301, 401, 501
OVD001—010, 024
Visual indicators
Red LEDs lit on circuit cards
User reports
Trouble with calls on attendant console
Trouble with calls on telephones
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 ...