Tyco 4100U 4100-0622DIGITAL, Audio Riser, 1.Transponder Interface Cards, Continued on next page

Models: 4100U

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TIC Illustrations

Introduction to MINIPLEX Transponders (4100U), Continued

TIC Illustrations

Below is an illustration of the various TIC and audio riser circuit boards.

4100-0620

BASIC TIC

4100-0625

LOCAL MODE TIC

2

 

 

 

 

 

 

 

16

 

 

 

 

 

 

 

 

15

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LED1

 

LED2

 

 

CH2

 

CH1/DAR

4100-0621 ANALOG

AUDIO RISER

 

 

 

 

 

 

 

 

 

 

TB1

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

CH2

 

 

 

 

CH1/DAR

 

 

SEC-

SEC+

SHLD

PRI-

PRI+

 

SEC-

SEC+

SHLD

PRI-

PRI+

 

 

 

DAR GROUND FAULT

 

 

 

SEARCH ACTIVE

 

 

 

 

LED1

 

 

SW1

 

 

 

 

1 2 3 4

 

 

 

DIGITAL

ON-ENABLE

 

 

 

RISER

NAA

 

 

PDI RECEIVE

R4

NAA

 

ENABLE

 

 

 

LED2

 

VOLUME

SW2

LSB

 

 

 

1

 

 

 

2

MSB

 

 

 

3

PRIMARY RECEIVE

 

4

 

 

 

 

 

LED3

 

 

 

 

LED4

 

 

1

SECONDARY RECEIVE

 

 

 

P2

 

 

4100-0622 DIGITAL

 

AUDIO RISER 1

 

 

 

 

2

NAA OUT

 

 

 

 

 

 

 

70V25VLINE

TB3

 

TB1

TB2

 

 

 

 

 

1

 

 

 

 

SEC 1 SEC 2

PRI 1

SHLD

 

 

 

 

DAR

 

 

CHANNEL OUTNAA IN

 

Figure 4-1. Transponder Interface Cards

Note, the audio risers are not approved for use in Australia.

Continued on next page

4-4

Page 72
Image 72
Tyco 4100U 4100-0622DIGITAL, Audio Riser, 1.Transponder Interface Cards, Continued on next page, TIC Illustrations