Runco VX-4c - Manual (Page 23)

INSTALLATION AND SETUP
J1 jumper: For either remote, set between pins 1 and 2 to set as Protocol “A”. Set between
pins 2 and 3 to set as Protocol “B”.
J2 jumper: For either remote, set between pins 2 and 3 as shown; otherwise, the projector
will not respond correctly to keypad commands.
J3 jumper: For the IR remote, make sure that the jumper is set between pins 2 and 3 as
shown. For the wired remote, make sure that the jumper is set between pins 1 and 2 as
shown.
J4 jumper: For the IR remote, make sure that the jumper is set between pins 1 and 2 as
shown. For the wired remote, make sure that the jumper is set between pins 2 and 3 as
shown.
Step 5
Replace battery compartment cover. Plug into projector (wired keypad only) and test.
Locating and Setting the Jumpers
NOTE: A wired keypad can be converted into an IR remote keypad, and vice versa. Follow the
settings shown above, adding or deleting the cable and batteries as required. The cable with 3-
pin XLR connector is available separately from your dealer.
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