Installation
82
025-9416
J1 Centronics
50-pin Female
1
12
P1
GND
TX AUDIO LO
TX AUDIO HI
COR
NO
-
A PTT
COM
-
A PTT
NC
-
A PTT
NO
-
AUX PTT
COM
-
AUX PTT
NC
-
AUX PTT
RX AUDIO LO
RX AUDIO HI
1
12
P2
GND
TERM BUSY
1
BCD ZONE
2
BCD ZONE
4
BCD ZONE
8
BCD ZONE
NO
-
DIGPTT
COM
-
DIGPTT
NC
-
DIGPTT
DIG MODE
REQ XMTR
DIG DATA
Figure 47. Model 640 to Model 68 Direct Interface Cable
66-Type Punchdown Block Installation
The punchdown block interface is more complicated, but also more flexible. Figure 48 illustrates
the basic connections for this method of installation.
Remote PC
Model 640
Model 68
Part No. 709-0004
PC, console kit,
or dumb terminal
Interface via “RJ” 4-wire
or 6-wire cables and
RJ66M425 terminal
block, or direct cross-
wire to telco
terminations.
Part No. 709-0004
TELCO CO
Figure 48. Model 640 to Model 68 Punchdown Block Interface
Summary of Contents for 640 DAPT XTRA
Page 2: ......
Page 6: ...Statements vi 025 9416...
Page 20: ...Introduction 8 025 9416...
Page 26: ...Specifications 14 025 9416...
Page 96: ...Installation 84 025 9416...
Page 126: ...Optional Equipment Installation 114 025 9416...
Page 134: ...Voice Prompts 122 025 9416...
Page 174: ...Parts Lists and Schematics 162 025 9416 Schematic...
Page 175: ...Parts Lists and Schematics 025 9416 163...
Page 176: ...Parts Lists and Schematics 164 025 9416...
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Page 181: ...Parts Lists and Schematics 025 9416 169...
Page 182: ...Parts Lists and Schematics 170 025 9416 Silkscreen...
Page 185: ...Parts Lists and Schematics 025 9416 173 Schematic...
Page 186: ...Parts Lists and Schematics 174 025 9416...
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Page 190: ...Parts Lists and Schematics 178 025 9416 Silkscreen...
Page 193: ...Parts Lists and Schematics 025 9416 181 Schematic...
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Page 196: ...Parts Lists and Schematics 184 025 9416 Silkscreen...
Page 198: ...Parts Lists and Schematics 186 025 9416 RAM Disk 702 9386B ROM Disk 702 9389B...
Page 199: ...Parts Lists and Schematics 025 9416 187 TNPP Interface 702 9362C 2...
Page 200: ...Parts Lists and Schematics 188 025 9416 Terminal Block Adapter 702 9470B...
Page 201: ...Parts Lists and Schematics 025 9416 189 CONFIGURATION DIAGRAMS Dual Trunk Telco DID 024 0076A...
Page 202: ...Parts Lists and Schematics 190 025 9416 Dual Trunk Telco End to End 024 0077A...
Page 203: ...Parts Lists and Schematics 025 9416 191 Dual Trunk Telco E M 024 0078A...
Page 204: ...Parts Lists and Schematics 192 025 9416 Dual Trunk Telco Ground Start 024 0079A...
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