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NEC NEAX 2400 ICS manuals

NEAX 2400 ICS first page preview

NEAX 2400 ICS

Brand: NEC | Category: Telephone
Table of contents
  1. feature list
  2. attendant console
  3. direct digital interface
  4. dial intercom
  5. group calling
  6. intercom calling
  7. message reminder
  8. privacy release
  9. ringer mute
  10. time display
NEAX 2400 ICS first page preview

NEAX 2400 ICS

Brand: NEC | Category: Control Unit
Table of contents
  1. Table Of Contents
  2. Table Of Contents
  3. Table Of Contents
  4. Table Of Contents
  5. Table Of Contents
  6. Table 1-1 Configuration of the DRU System Manual
  7. CHAPTER 2 GENERAL INFORMATION FOR DRU
  8. PROCEDURE
  9. GENERAL
  10. Features of the DRU
  11. DRU (Digital Remote Unit)
  12. How to Install the DRU
  13. Specifications of the DRU
  14. Circuit Cards in the DRU
  15. Batteries (Option)
  16. Functions of Circuit Cards for the DRU
  17. Relationship between Each Circuit on the DLI Card and LENS
  18. LOOP-BACK FUNCTION TEST
  19. Remote Loop-Back Check
  20. Remote Loop-Back
  21. CHAPTER 3 INSTALLATION PROCEDURE
  22. INSTALLATION PROCEDURE
  23. Marking and Drilling
  24. Installation of the DRU
  25. When Mounting the DRU on the 19-inch Rack (Option)
  26. Confirmation of Power Cable of the DRU
  27. Mounting of the Battery (Option)
  28. When Mounting the Battery Externally
  29. Switch Setting of the DRE Card
  30. Switch Setting Sheet of DRE Card in DRU-30-A
  31. Cleaning and Visual Inspection
  32. CHAPTER 4 INSTALLATION TEST PROCEDURE
  33. Start-up of the DRU
  34. Check of Lamp Indications and System Messages
  35. Check of Loop-Back Test Execution Required/Not Required
  36. Check of Battery Operation when Power Supply Failure to the DRU
  37. MOUNTING OF COVER
  38. CHAPTER 5 MAINTENANCE PROCEDURE
  39. Technical Terms for Explaining Message Detail Data
  40. Circuit Card Location Information
  41. How to Proceed with Diagnostic Work from System Message
  42. System Messages
  43. FAULT DIAGNOSIS BY LOOP-BACK TEST
  44. Procedure for Loop-Back Diagnosis from the DLI to the DRU
  45. Loop-Back Diagnosis between the DLI and the Transmission Equipment
  46. Transmission Equipment
  47. Loop-Back Diagnosis between the DRU and the Transmission Equipment
  48. FAULT REPAIR PROCEDURE
  49. DRU Fault
  50. Battery Fault