Tait TB7100, Руководство по обслуживанию

Страница: 109 / 370

TB7100 Service Manual Servicing Procedures 111
© Tait Electronics Limited October 2005
8 Servicing Procedures
This section gives the full sequence of tasks required when servicing this
base station. These tasks fall into the following categories:
■
Initial tasks: initial administration, visual inspection and fault diagnosis
■
Final tasks: repair, final inspection, test and administration
For disassembly and reassembly instructions, refer to “Disassembly and
Reassembly” on page 99 .
Note
The UI and SI boards are not serviceable items.
8.1 Initial Tasks
List of Tasks
The following tasks need to be carried out:
■
initial administration
■
visual inspection
■
power up the base station
■
read the programming files
■
read the calibration files
■
check any error messages.
■
check the transmit power and frequency
■
check the transmit deviation and audio distortion
■
check the transmitter module
■
check the receive and receive-audio functions
■
check the receiver module
■
check the user interface
■
check the fans
Important
Observe the “General Information” on page 75 .
Task 1 —
Initial
Administration
When a base station is received for repair, details of the Customer and the
fault will be recorded in a fault database. The fault reported by the Customer
might concern damage to or loss of a mechanical part, or the failure of a
function, or both.