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Technical Product Manual - DCT1900
Maintenance, Service Messages
Maint-DCT1900/R8/mw 4-1
© 2000-2005
CHAPTER 4
Service Messages
4.1 Service Message Format
Service messages are displayed in the service table have the following format:
Fault 35 on DTU circuit 1 76 2 10/07 14:25
Fault Code : Number identifying the fault, see Table 4-1.
Board Type : Name of the board. When the fault points to a peripheral, the word "circuit" is added.
Cabinet : Cabinet number in the system.
Board Number : Location of the board in the cabinet, see Section 2 System Description, Chapter 5,
Paragraph 5.4, "Numbering Conventions."
Peripheral Number : Peripheral (interface, circuit) number. Only when fault concerns a peripheral.
Date : Date when fault was reported.
Time : Time when fault was reported.
A DTU board actually has no peripherals, but comprises two completely separate circuits, called
DTCs. However, to distinguish between the upper and lower digital trunk circuits, the peripheral
number is used. The upper DTC is indicated as peripheral 2 and the lower DTC as peripheral 1.
For more information, refer to Section 2, System Description, Chapter 5, Paragraph 5.4,
"Numbering Conventions."
To distinguish between the four possible types of DTU boards, the following board type
designations have been defined:
EIC : DTU-E1, CCS
T1C : DTU-T1, CCS
E1A : DTU-E1, CAS
T1A : DTU-T1, CAS
4.2 Handling Error Messages
How to display messages
Service messages, faults and information messages are displayed in the Service Message
window. To view the Service Messages window, check Service Messages under menu option
View.
How to remove messages
Messages can be removed from the Service Messages window by selecting System-Clear-
Service-Messages or by right clicking in the Service Message window and selecting Clear Service
Messages.
Fault Code Board Type Date:
MM/DD
Time:
HH:MM
Cabinet Board
Number
BC/Periph.
Number