Tait T800 SL2 25W, Руководство по обслуживанию

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M8SL2-00-002-812
T854 Initial Tuning and Adjustment C3.1
© Copyright Tait Electronics Limited August 2004. All rights reserved.
3 T854 Initial Tuning and Adjustment
Caution:
This equipment contains CMOS devices which are susceptible to dam-
age from static charges. Refer to Section 1.2 in Part A for more informa-
tion on anti-static procedures when handling these devices.
The following section describes both short and full tuning and adjustment procedures
and provides information on:
• channel programming
• selecting required audio links
• synthesiser alignment
• PA alignment
• modulator adjustment
• limiter adjustment
• setting line level
• compressor adjustment
• timer adjustment.
Note: Unless otherwise specified, the term “PGM800Win” used in this and follow-
ing sections refers to version 4.02 and later of the software.
Refer to Figure 4.4 which show the location of the main tuning and adjustment controls.
Refer also to Section 6 where the parts lists, grid reference index and diagrams will pro-
vide detailed information on identifying and locating components and test points on
the main PCB. The parts list and diagrams for the VCO PCB are in Part E.
Section Title Page
3.1 Introduction 3.3
3.2 Channel Programming 3.3
3.3 Test Equipment Required 3.4
3.4
3.4.1
3.4.2
3.4.3
3.4.4
3.4.5
3.4.6
3.4.7
Short Tuning Procedure
Introduction
Synthesiser Alignment
Output Power Adjustment
Two Point Modulation Adjustment
CTCSS Encoder (If Used)
FM Deviation (Limiter) Adjustment
Line-in Level Adjustment
3.5
3.5
3.5
3.5
3.6
3.7
3.7
3.7