Runco VX-22D manual Connecting an External IR, Receiver to the DHD, DHD Controller Rear Panel

Installation

Connecting an External IR ➤	If infrared signals from the remote control cannot reach the DHD Controller due to
Receiver to the DHD	excessive distance or obstructions such as walls or cabinet doors, you can connect an
Controller	external IR receiver to the WIRED REMOTE input on the DHD Controller to extend the
	range of the remote control. See Figure 3-15.

IR Receiver

E
RC
OU	R
S	TE
	EN

Remote

Control

Y			6	0
OR	IO
M
E	AT	2	5
M	R
RE	CT			9
TU	PE
IC	AS	1
P			4	8
			3	7

DHD Controller

Rear Panel

HD1 (RC

Y / G Pb / B Pr / R

Ring = +5V	Service port.
Tip = IR Input		INPUTS
	Not for user
Sleeve = Ground	access

(3.5-mm mini phono plug)

WIRED	RS-232 / 485
SERVICE ONLY REMOTE

SYSTEM CONTROL INTERFACE

I II

TRIGGERS

Figure 3-15. External IR Receiver Connection

Note	When an external IR receiver is connected to the wired IR input, the
	built-in IR sensor on the DHD Controller is disabled.

36 Runco VX-22d Owner’s Operating Manual