TANDBERG E5500, Инструкция по эксплуатации, Страница: 181 / 256

Instruction Manual: evolution 5000 E5500 Mobile Contribution Encoder Page 5-1
ST.TM.E10033.3
Chapter 5
5. Preventive Maintenance
and Fault-finding
Contents
5.1 Introduction................................................................5-3
5.2 Preventive Maintenance............................................5-3
5.2.1 Routine Inspection ........................................5-3
Cooling Fans.................................................5-3
5.2.2 Cleaning........................................................5-3
5.2.3 Servicing .......................................................5-4
Damage Requiring Service ...........................5-4
Replacement Parts........................................5-4
Checks on Completion of Servicing ..............5-4
5.3 Maintenance and Support Services...........................5-4
5.3.1 Warranty........................................................5-4
5.3.2 Levels of Continuing TANDBERG
Television Service Support ...........................5-5
5.4 Fault-finding...............................................................5-6
5.4.1 Fault-finding Philosophy................................5-6
5.4.2 Preliminary Checks .......................................5-6
5.4.3 Fuse Replacement........................................5-7
5.4.4 Error Reporting..............................................5-8
Categories of Error........................................5-8
Alarm and Fail Relays...................................5-8
5.4.5 Error Messages.............................................5-8
5.4.6 Front Panel Problems ...................................5-9
Introduction ...................................................5-9
Screen is Blank .............................................5-9
Area of the Screen is Permanently Blank
or Lit ..............................................................5-9
Softkeys or Keypad Keys are Not
Functioning....................................................5-9
Password Does Not Work / Forgotten...........5-9
Parameters Cannot be Adjusted................... 5-9
Commands are not Carried Out.................. 5-10
5.4.7 Video Channel Problems............................ 5-10
5.4.8 Audio Channel Problems............................ 5-11
5.4.9 Data Channel Problems.............................. 5-11
5.4.10 Alarm(s) Indicated but Signals are Good.... 5-12
5.4.11 Power Supply Problems/LED Unlit ............. 5-13
Introduction................................................. 5-13
Power LED Unlit ......................................... 5-13
Fan(s) Not Working/Overheating................ 5-13
5.5 Rate Buffer Setting.................................................. 5-14
5.6 Disposing of this Equipment.................................... 5-14
5.6.1 General....................................................... 5-14
5.6.2 Lithium Batteries......................................... 5-14
List of Tables
Table 5.1: Fuse Information ...........................................................5-7
Table 5.2: Video Channel Fault-finding........................................5-10
Table 5.3: Audio Channel Fault-finding........................................5-11
Table 5.4: Data Channel Fault-finding..........................................5-12
Table 5.5: Power LED Unlit Fault-finding .....................................5-13
Table 5.6: Fans Not Working/Overheating...................................5-13
Table 5.7: Rate Buffer Settings ....................................................5-14