Pelco CM9760-KBR Appendix D. Keyboard-to-Keyboard Cabling Connections, Opposite, Same Direction

Appendix D. Keyboard-to-Keyboard Cabling Connections

REVERSE CABLE

BROWN

COMPARED “COLOR RUN” IS IN

OPPOSITE

DIRECTION.

BROWN

1

2

3

4

5

6

7

8

1

2

3

4

5

6

7

8

COM 1

TO

COM 1

POWER

PAK

POWER

KEYBOARD

1

COM 1

COM 2

COM 3

KEYBOARD

2

COM 1

REPRESENTS REVERSE OR CROSS-WIRED

STRAIGHT CABLE

BROWN BROWN

PAK

COM 2

COM 3

COMPARED “COLOR RUN” IS IN

SAME DIRECTION.

1

2

3

4

5

6

7

8

1

2

3

4

5

6

7

8

COM 2

TO

COM 2

POWER

PAK

KEYBOARD

1

COM 1

COM 2

COM 3

KEYBOARD

2

REPRESENTS STRAIGHT OR

PARALLEL

TO IDENTIFY A CABLE TYPE, PHYSICALLY ORIENT THE RJ-45 CONNECTORS AS DEPICTED IN THE DRAWINGS TO THE LEFT. (SIDE BY SIDE, TAB SIDE DOWN). USE THE “COLOR-RUN” OF THE WIRES TO DETERMINE CABLE TYPE (AS INDICATED) AND USE THE INDICATED CABLES FOR KEYBOARD CONNECTIONS.

POWER

PAK

POWER

COM 1

COM 2

COM 3

KEYBOARD

1

SERCOM PORT

SERCOM PORT

SERCOM PORT

POWER

PAK

POWER

PAK

KEYBOARD

1

COM 1

COM 2

COM 3

KEYBOARD

2

COM 1

COM 2

COM 3

COM 3

TO

COM 3

PAK

POWER

PAK

**

COM 1

COM 2

COM 3

KEYBOARD

2

COM 1

COM 2

COM 3

POWER

PAK

KEYBOARD

3

COM 1

COM 2

COM 3

**THE COM 3 PORT PIN-OUTS ARE NOT COMPAT- IBLE WITH STRAIGHT OR CROSS-WIRED CABLE CONFIGURATIONS. IF YOU WISH TO DOWNLOAD VIA THE COM 3 PORTS, THEN A SPECIAL CABLE MUST BE FABRICATED TO COMPLY WITH THE COM 3 PORT PIN-OUTS LISTED IN APPENDIX C, KEEPING IN MIND THAT “TX OUT” GOES TO “RX IN” AND VICE VERSA.

SYSTEM-WIDE KEYBOARD CONFIGURATION

UPLOAD/DOWNLOAD

36 Pelco Manual C540M (6/98)