© 2000 ParkerVision, Inc. • Meet Your Student Camera System
Page 3
Inputs
t
Inputs 1–31: Used for Normal Microphone Contact Closure Inputs
t
Input 32: Used for Normal or Audio Only Microphone Contact Closure
Input.
t
Input 33: Used for Normal, Audio Only, or Master Override Microphone
Contact Closure Input.
Outputs
t
Audio Relay: When active, it activates the mute switch of the audio
system in the room to prevent feedback when the microphone is active.
t
Video Relay: When active, it activates a video switcher to allow
automated video switching.
Jacks
t
RS-485 Jack: Used to connect to your CameraMan Camera and other
ParkerVision devices. Used to network multiple cameras.
t
DC Power Jack: Used to supply power with the included Power Supply
.
Base Unit Address Switch
t
16-position rotary switch used to tell the PRM which camera it controls. It
should match the Base Unit Address switch on the CameraMan camera.
The Factory Default is zero (0).
DIP Switches
t
Used to configure the PRM’s camera and microphone control.
RS-485
Indicator Light
t
Indicates communication activity.
PRM Jacks And Switches
PRM Front Panel
PRM Jacks and Switches (rear panel)
t
Power Switch:
Used to turn on power.
t
Power Indicator Light:
Indicates power on/off status.
INPUTS
OUTPUTS
RS 485
DC
POWER
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
Audio
Relay
Video
Relay
0
1
23
4 5 67
8
9
A
BC
DE
F
1 2 3 4 5 6 7 8
BASE
UNIT
ADDRESS
>8
>
> >
>
>
> 7
>6
>5
>4
>3
>2
>1
SET = DOWN / NO RETURN = UP
}
RETURN TIME SETTIN
G
(SEE BELOW)
NORMAL
= DOWN
/AUDIO = UP
0 = DOWN/DOWN
5 SEC = UP/DOWN
10 SEC = DOWN/UP
15 SEC = UP/UP
{
>
INPUT 32
NORMAL
= DOWN / OPTION = UP
INPUT 33
IN
P
U
T
33
O
P
TI
O
N
OVERRIDE = DOWN
/AUDIO = UP
BAUD RA
TE
9600 = DOWN / 19200 = UP NOT USED
