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Detailing Digital Station Board Connections

25-Pair Connections

Station Pair Connections

Station Identification

Wire Color

Pair

Pin
No.

Clip
Term.

Pair Identification

Wire Color

Station

Location

(note the site

position in this column)

White-Blue

1

26

1

Signal Path

Green

1

Blue-White

1

2

Red

White-Orange

2

27

3

Signal Path

Yellow

2

Orange-White

2

4

Black

White-Green

3

28

5

Signal Path

Green

3

Green-White

3

6

Red

White-Brown

4

29

7

Signal Path

Yellow

4

Brown-White

4

8

Black

White-Slate

5

30

9

Signal Path

Green

5

Slate-White

5

10

Red

Red-Blue

6

31

11

Signal Path

Yellow

6

Blue-Red

6

12

Black

Red-Orange

7

32

13

Signal Path

Green

7

Orange-Red

7

14

Red

Red-Green

8

33

15

Signal Path

Yellow

8

Green-Red

8

16

Black

Red-Brown

9

34

17

Signal Path

Green

9

Brown-Red

9

18

Red

Red-Slate

10

35

19

Signal Path

Yellow

10

Slate-Red

10

20

Black

Black-Blue

11

36

21

Signal Path

Green

11

Blue-Black

11

22

Red

Black-Orange

12

37

23

Signal Path

Yellow

12

Orange-Black

12

24

Black

Black-Green

13

38

25

Signal Path

Green

13

Green-Black

13

26

Red

Black-Brown

14

39

27

Signal Path

Yellow

14

Brown-Black

14

28

Black

Black-Slate

15

40

29

Signal Path

Red

15

Slate-Black

15

30

Green

Yellow-Blue

16

41

31

Signal Path

Yellow

16

Blue-Yellow

16

32

Black

Yellow-Orange

17

42

33

Orange-Yellow

17

34

Yellow-Green

18

43

35

Green-Yellow

18

36

Yellow-Brown

19

44

37

Brown-Yellow

19

38

Yellow-Slate

20

45

39

Slate-Yellow

20

40

Violet-Blue

21

46

41

Blue-Violet

21

42

Violet-Orange

22

47

43

Orange-Violet

22

44

Violet-Green

23

48

45

Green-Violet

23

46

Violet-Brown

24

49

47

Brown-Violet

24

48

Violet-Slate

25

50

49

Slate-Violet

25

50

8 Connecting The Stations

IMI89–267

Installing The Digital Station Board

The digital station board does not provide station connections on connector pairs
17–25. Remember, you should connect all unused conductors in your house cable
to earth ground.

Summary of Contents for FXLDS-04

Page 1: ...e jacks in wet locations unless the jack is specifically designed for wet locations Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected at the network interface Use caution when installing or modifying telephone lines Avoid using a telephone other than a cordless type during an electrical storm there may be a remote risk of electrical shock from lig...

Page 2: ...skin and is not isolated by clothing Connect the wrist strap cord between the wrist strap and a AC or earth ground Unless a circuit board has a pre charge port on its front panel disconnect the AC power cord from the AC service outlet and disconnect the cable between the cabinet and any external battery back up assembly before you remove or install the circuit board However if the board does inclu...

Page 3: ...t already have a static safe work area you can create one by arranging a work area as detailed in the illustration Removing and Installing Circuit Boards in the Equipment Cabinet 3 Installing The Digital Station Board IMI89 267 Typical Earth Ground Static Wrist Strap ESD Protective Mat ESD Protective Mat ESD Protective Worksurface Static 2 Common Point Ground Creating A Static Safe Work Area ...

Page 4: ...rotection bag for safe keeping When you are ready to install the board remove it from its static protection bag Conversely when you remove a station board from the cabinet immediately place it in a static protection bag 4 Locate the proper board slot on FX systems the station boards connect to any universal slot 5 If you are removing or installing the station board in an operating system connect t...

Page 5: ...Removing and Installing Circuit Boards in the Equipment Cabinet 5 Installing The Digital Station Board IMI89 267 screws2 cdr Locating Board Hardware remove cdr Removing And Installing Circuit Boards ...

Page 6: ...y help prevent the spare connectors from inducing radio frequency and or AC interference into the system Remember you should snap a ferrite collar around each station cable to provide protection against radio frequency interference Installing DSS BLF Consoles Install a DSS BLF Console at any station port in the system as a companion to a system telephone The FX System supports a maximum of four co...

Page 7: ...connector block Punch down the station wiring on the 66M xx connector block Route the house wiring for the stations from the station termination to individual station jacks typically 625A 4 modular wall jacks 6 5 4 3 2 1 TI RI R2 T2 GREEN RED Front View Of Jack 1 No Connection 2 No Connection 3 Ring 1 Red Wire Voice 4 Tip 1 Green Wire Voice 5 No Connection 6 No Connection Station Site station cdr ...

Page 8: ...0 20 Black Black Blue 11 36 21 Signal Path Green 11 Blue Black 11 22 Red Black Orange 12 37 23 Signal Path Yellow 12 Orange Black 12 24 Black Black Green 13 38 25 Signal Path Green 13 Green Black 13 26 Red Black Brown 14 39 27 Signal Path Yellow 14 Brown Black 14 28 Black Black Slate 15 40 29 Signal Path Red 15 Slate Black 15 30 Green Yellow Blue 16 41 31 Signal Path Yellow 16 Blue Yellow 16 32 Bl...

Page 9: ...l announce matrix table Call Announce Matrix Call Announce Matrix Table Receive Call Announcements Digital Speaker Digital Monitor Digital Single Line PC Atten Scout 900MX Industry Standard Digital Speaker YES YES NO NO NO NO Digital Monitor YES YES NO NO NO NO Digital Single Line YES YES NO NO NO NO PC Atten YES YES NO NO NO NO Scout 900MX YES YES NO NO NO NO Industry Standard YES YES NO NO NO NO...

Page 10: ...res 24 timing circuits In the FX system each universal slot provides 32 timing circuits Because of this timing circuit provision of each slot you can place any station or line board at any slot location with no restrictions Adding boards without renumbering If you install or relocate a station or line board this board does not operate until you take appropriate programming action If you use an ava...

Page 11: ...age Check Make the following voltage measurements at the station connector blocks under the following conditions Bridging clips installed AC power connected to the common equipment Measure the voltage across the signal pair The measured voltage must be within the following limits 28 36 VDC Causing A Digital Station To Self Test The multiline stations can be self tested for proper operation per the...

Page 12: ...IMI89 267 Installing The Digital Station Board Charlottesville Virginia 22901 2829 R World Wide Web http www comdial com ...

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