Clear-Com MS-704 - Manual (Page 24)

M S - 7 0 4 / R M - 7 0 4 F O U R - C H A N N E L M A I N / R E M O T E S T A T I O N S 2 - 8
Figure 2-9: Proper power wiring of a system powered by a single MS-704
PHYSICAL INSTALLATION
You can install the MS-704 and RM-704 units in a standard equipment rack, or
you can use them as stand-alone units sitting on a table or desk. For installing in
an equipment rack, the units require 3.5 in. (8.89 cm or 2RU) of rack space. The
stations are10.5 in. (26.67 cm) in depth and require at least 2.5 in. (6.35 cm)
clearance in the rear to clear connectors and cables.
DESCRIPTION OF CONNECTORS
HEADSET CONNECTOR (FRONT PANEL)
Note: The following is a description of a recommended headset.
Mic Type --- Dynamic, see technical specifications for details
Wiring:
Pin 1 --- Mic common
Pin 2 --- Mic hot
Pin 3 --- Headphone common
Pin 4 --- Headphone hot
CAUTION: Do not tie pin #1 and pin #3 together.
PANEL MIC CONNECTOR (FRONT PANEL)
Two plug-in panel microphones are available for use on the MS-704 and
RM-704. The GM-9 is 9 in. (22.86 cm) long and GM-18 is 18 in. (45.72 cm)
PROGRAM IN
ANNOUNCE OUT
AUX
On
Off
On
Off
Term
On
Off
On
Off
CHANNEL A
CHANNEL C CHANNEL D
Output: 30V 1.2A Continuous, 2A Peak
ELECTRIC SHOCK DO NOT
FIRE OR SHOCK HAZARD DO NOT
EXPOSE THIS EQUIPMENT TO RAIN TO PREVENT
TO PREVENT
WARNING:
OR MOISTURE.
CAUTION:
REMOVE COVER. NO USER
SERVICEABLE PARTS INSIDE.
REFER TO QUALIFIED SERVICE
PERSONNEL.
MS-704
HOT MIC/IFB
RM-704
HOT MIC/IFB
CHANNEL A
CHANNEL C CHANNEL D
CHANNEL B PROGRAM IN
ANNOUNCE OUT
AUX
RM-704
MS-704
CHANNEL B
Belden Cable
(4 individually shielded pairs)
Class 2 Wiring