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4.0 Hardware Installation

4.7.5 PAGE/MIC/LINE 4 source input

A microphone or an audio source can be connected to the PAGE/

MIC/LINE 4 input using one of the following cable types.

4.7.6 DIRECT IN/CONTROL source input

A microphone or an audio source can be connected to the

DIRECT IN input using one of the following cable types. The con-

trol (PTT) input requires a normally open switch.

RCA
T
S
T
S
PTT
XLR
3
1
2
3
PTT
Phone
Plug
(Balanced)
T R S T
R
S
PTT
Phone
Plug
(Unbalanced)
TS T
S
PTT
PTT
Normally
Open Switch
(latching)

Source Connector 4400 PAGE/MIC/LINE 4

2
1
RCA
T
S
T
S
PTT
XLR 3
1
2
3
PTT
Phone
Plug
(Balanced)
T R S T
R
S
PTT
Phone
Plug
(Unbalanced)
TS T
S
PTT
PTT
Normally
Open Switch
(latching)

Source Connector 4400 DIRECT IN/CONTROL

2
1