DISPATCH INTERFACE MODULE (DIM)
11-6
Figure 11-2 PTT TONE REMOTE CARD BLOCK DIAGRAM
HIGH LEVEL DETECTOR
LOW LEVEL DETECTOR
U201A/C
TO MAIN BOARD
TRANSMIT DTMF
TO MAIN BOARD
U209
U212
TONE GENERATOR
TONE LEVEL CONTROL
Q204/Q205
U214A/B
U204A/B
U208
DTMF ENCODER
U201A/C
U205
U218
U206
NOTCH FILTER
U202
U201B/D
U217C
U203
U216
2175 Hz
BANDPASS FILTER
2175 Hz
U210C/D
U211B
U211A
U210A/B
BUS
DATA
BOARD
FROM MAIN
Содержание 3000 SERIES
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Страница 20: ...3000 SERIES SWITCH 2 6 This page intentionally left blank ...
Страница 26: ...ARCHITECTURE 3 6 This page intentionally left blank ...
Страница 58: ...CALL PROCESSOR 5 4 This page intentionally left blank ...
Страница 76: ...BASIC BOARD MODULE BBM 7 14 This page intentionally left blank ...
Страница 83: ...CHANNEL INTERFACE MODULE CIM 8 7 Figure 8 3 SUMMATION BOARD ALIGNMENT POINTS DIAGRAM ...
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Страница 88: ...CONVENTIONAL CHANNEL MODULE CCM 9 12 This page intentionally left blank ...
Страница 92: ...DISPATCH CHANNEL MODULE DCM 10 4 This page intentionally left blank ...
Страница 100: ...DISPATCH INTERFACE MODULE DIM 11 8 This page intentionally left blank ...
Страница 142: ...TELEPHONE INTERFACE MODULE TIM 14 32 This page intentionally left blank ...
Страница 146: ...VOTER DIAGNOSTICS MODULE VDM 15 4 This page intentionally left blank ...
Страница 148: ...POWER TERMINATION MODULE PTM 16 2 Figure 16 1 POWER TERMINATION MODULE ALIGNMENT POINTS DIAGRAM ...
Страница 156: ...VOICE TONE MODULE VTM 18 4 This page intentionally left blank ...
Страница 164: ...WIDE AREA MODULE WAM 19 8 This page intentionally left blank ...
Страница 174: ...CONVENTIONAL PATCH MODULE CPM 21 4 This page intentionally left blank ...
Страница 178: ...POWER SUPPLY 22 4 Figure 22 6 POWER SUPPLY DRAWER ...
Страница 196: ...INTERCOM 24 2 This page intentionally left blank ...
Страница 200: ...ERROR MESSAGES A 4 This page intentionally left blank ...
Страница 214: ...Part Number 001 3139 005 10 03 Printed in U S A ...