
Preventive Maintenance and Fault-finding
1/1553-FGC 101 1790 Uen Y
8-5
8.1
Introduction
This chapter details the schedules and instructions, where applicable, for routine
inspection, cleaning and maintenance of the equipment which should be performed
by an operator. It also details basic fault-finding procedures.
8.2
Preventive Maintenance
8.2.1
Routine Inspection
Check cooling fan operation regularly. The fans are temperature controlled so may
not be on if the ambient temperature is low. Refer to
Annex B, Technical
Specification
for more information.
Note:
Failure to ensure a free flow of air around the unit may cause overheating.
This condition is detected by a temperature sensor on the Host Card or a
MPM and causes the alarm to be raised.
8.2.2
Cleaning
Caution!
Do not use liquid cleaners or aerosol cleaners.
Unplug the unit from the wall outlet before cleaning the exterior with a damp cloth.
Do not use liquid cleaners or aerosol cleaners.
Note:
Only the exterior of the case should be cleaned.
8.2.3
Servicing
8.2.3.1
Damage Requiring Service
Warning!
Do not remove the top cover of this equipment. Hazardous voltages are present
within this equipment and may be exposed if the top cover is removed. Only
Ericsson trained and approved service engineers are permitted to service this
equipment.
Unplug the equipment from the wall outlet and refer servicing to qualified service
personnel under the following conditions:
Summary of Contents for AVP 4000
Page 1: ...AVP Family AVP 4000 Software Version 9 31 x REFERENCE GUIDE 1 1553 FGC 101 1790 Uen Y ...
Page 10: ...Preliminary Pages x 1 1553 FGC 101 1790 Uen Y BLANK ...
Page 26: ...Introduction 1 16 1 1553 FGC 101 1790 Uen Y BLANK ...
Page 42: ...Getting Started 3 6 1 1553 FGC 101 1790 Uen Y BLANK ...
Page 140: ...Getting Started 3 104 1 1553 FGC 101 1790 Uen Y BLANK ...
Page 184: ...Front Panel Control 4 44 1 1553 FGC 101 1790 Uen Y BLANK ...
Page 278: ...Advanced Video Processing and Networking 6 4 1 1553 FGC 101 1790 Uen Y BLANK ...
Page 304: ...Advanced Video Processing and Networking 6 30 1 1553 FGC 101 1790 Uen Y BLANK ...
Page 324: ...Preventive Maintenance and Fault finding 8 4 1 1553 FGC 101 1790 Uen Y BLANK ...
Page 346: ...Preventive Maintenance and Fault finding 8 26 1 1553 FGC 101 1790 Uen Y BLANK ...
Page 386: ...Technical Specification B 20 1 1553 FGC 101 1790 Uen Y BLANK ...
Page 388: ...Dolby E PCM Bypass and Switchout C 2 1 1553 FGC 101 1790 Uen Y BLANK ...
Page 390: ...Dolby E PCM Bypass and Switchout C 4 1 1553 FGC 101 1790 Uen Y BLANK ...
Page 392: ...Alarm Lists D 2 1 1553 FGC 101 1790 Uen X BLANK ...
Page 416: ...Logo Creator E 2 1 1553 FGC 101 1790 Uen Y BLANK ...
Page 422: ...Logo Creator E 8 1 1553 FGC 101 1790 Uen Y BLANK ...