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C578M-A (4/05) 37
Remote Hookup of the CM9760-KBD
The 9760 keyboard comes with associated cables and a CM9505UPS (universal power supply) to
supply the 12V needed to power the keyboard. The standard hookup for the keyboard to the matrix
switch (CC1) is shown in Figure A4-5.
Figure A4-5. Keyboard (Local Hookup)
S
E
R
C
O
M
SUPPLIED 25 FOOT,
FLAT CABLE
(REVERSE)
SUPPLIED 25 FOOT,
FLAT CABLE
(STRAIGHT)
CM9700-CC1
POWER
FOR
KEYBOARD
CM9760-KBD
CM9505UPS
THE ABOVE CAN BE REPRESENTED SCHEMATICALLY AS FOLLOWS:
SUPPLIED 25 FOOT,
STRAIGHT OR
PARALLEL CABLE
WALL-MOUNT POWER PACK
(PELCO # CM9505UPS)
SUPPLIED 25 FOOT,
REVERSE OR
CROSS-WIRE CABLE
PIN 1
CM9760-KBD (BOTTOM VIEW)
COM 1 PINOUTS
1 TX + 5 GND
2 TX — 6
3 7 RX—
4 +12 VDC 8 RX+
COM 1
PIN 1
SERCOM CARD