Table of Contents
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Chapter 3· Transmit, Receive
&
Audio Circuit Boards (Continued)
Audio Board
Continued
PCB Audio Assembly (878520) Versions 1 thru 6 (Parts List)
3-45
Display Board
3-48
PCB Display 878519 (Parts Lists)
3-48
List of Illustrations
Figure
1
2
3
4
5
6
7
8
9
10
II
12
13
14
15
16
17A
17B
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
Description
Page
Headset XLR Connector Wiring
1-2
Front Panel-BTR200
1-3
Rear Panel - BTR-200
1-4
Location of Rev Level for Versions 1 and 2 (Audio Board)
2-1
Location of Rev Level for Versions 3 thlU 6 (Audio Board)
2-1
Location of Rev Level for Versions I and 2 (Receive Board)
2-2
Location of Rev Level for Versions I and 2 (Transmit Board)
2-3
Exploded View - BTR-200
2-4
Transmit Board Component Layout (Foil Side)
3-4
Transmit Board Component Layout (Component Side)
3-4
Schematic Diagram Transmit Board - Version 1
3-5
Schematic Diagram Transmit Board - Version 2
3-6
Schematic Diagram Receive Board
3-16
Receive Board Component Layout (Component Side)
Versions I and 2 (70714000)
3-17
Schematic Diagram Receive Board Version 2 (750309)
3-18
Receive Board Component Layout (Component Side) Version 1..
3-19
Receive Board Component Layout (Foil Side)
3-19
Receive Board Component Layout (Component Side) Version 2 (750309)
3-19
Schematic Diagram Receive Board Version I (750309)
3-20
Block Diagram Versions 1 and 2
3-31
Block Diagram Versions 3 thlU 6
:
3-32
Audio Board Component Layout (Component Side) Versions land 2
3-33
Audio Board Component Layout (Foil Sde)
3-34
Schematic Diagram Audio Board Version I
3-35
Schematic Diagram Audio Board Version 2
3-36
Details of Board Differences Between Versions I and 2
3-37
Details of Board Difference in Versions 3, 4, 5, and 6
3-38
Audio Board Component Layout (Component Side) Version 6
with Detailed Areas Showing Differences of Versions 3,4,5, and
6
3-39
Audio Board Component Layout (Foil Side) Version 6
3-40
Schematic Diagram Audio Board Version 3
3-41
Schematic Diagram Audio Board Version 4
3-42
Schematic Diagram Audio Board Version 5
3-43
Schematic Diagram Audio Board Version 6
3-44
Display Board Component Layout (Foil Side)
3-48
Display Board Component Layout (Component Side)
3-48
-11-
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