Pelco FR106011 manual Audio Mode

AUDIO SELECT SWITCH

AUDIO	DATA
SELECT	SELECT
0. UNBAL 47K	0. RS-232
1. BAL 600	1. RS-422
2-9 NOT USED	2. RS-485 2W
	3. RS-485 4W
	4. Man/Bi-Phase
	5. Coaxitron
	6-9 NOT USED

	Figure 4. Audio Select Switch
	Table A. Audio Select Switch Settings
Switch Setting		Audio Mode
0 (default setting)		UNBAL 47K Ω: Unbalanced audio signals, 47K-ohm input
		impedance
1		BAL 600 Ω: Balanced audio signals, 600-ohm input
		impedance

NOTE: Switch settings 2-9 are not used. If switch setting 2-9 is selected, the Audio Present LED lights red.

C2649M (9/07) 13