Extron electronic HVA, 1616 HV manual Reference Information, cont’d, Closing the switcher

Self-latching receptacle

Self-latching receptacle Ribbon cable

6. Reinstall the switcher’s cover. See Closing the switcher above.

5. To plug the cable into the desired receptacle, align the holes in the connector with the pins in the receptacle, and press evenly until the receptacle tabs lock into place.

To remove the cable from the current receptacle, press the two receptacle tabs

Ribbon cableoutward as shown at the left, and pull up gently on the cable

connector to remove it from the receptacle.

Connector

Reference Information, cont’d

Closing the switcher

1.	Reinstall any cables removed. To plug a self latching cable into the desired
	Ribbon cable	receptacle, align the holes in the connector with the pins in the
		receptacle, and press evenly until the receptacle tabs lock into
		place.
Self-latching receptacle
2.	Place the top cover (CrossPoint Plus 84, 88, 124, and 128) and/or front cover
	(all models) in place and replace all the screws removed in Opening the
	switcher on page B-2.

Swapping the serial ports

The CrossPoint Plus switchers are factory configured for RS-232 use. If you want to use RS-422 and the switcher is configured for RS-232, or if you want to use RS-232 and the switcher is configured for RS-422, do the following:

1.Follow the appropriate instructions in Opening the Switcher on page B-2 to gain access to the interior of your switcher.

2.Locate the switcher’s front panel board (figure B-3).

Label includes

Key Extron part number &

Software version (Vx.xx)

	Pin 1 (red stripe on ribbon cable )
19-708-01Vx.xx
	J1 RS-422
Slots for removing IC	receptacle
	J2 RS-232
with PLCC IC puller
	receptacle
U7

Figure B-3 — CrossPoint Plus front panel board

CAUTION

Do not touch the components inside the switcher without being electrically grounded. Electrostatic discharge (ESD) can damage ICs, even if you cannot feel, see, or hear it.

3.On the side of the front panel board that faces the rear of the switcher, locate the RS-232 ribbon cable. The RS-422 ribbon cable receptacle, which is normally empty, is located to the left of the RS-232 ribbon cable receptacle.

4.

B-4 CrossPoint Plus Matrix Switchers • Reference Information