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Manual abstract: user guide TELEX AUDIOCOM SPS-2000
Detailed instructions for use are in the User's Guide.
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USA
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90. 20 VAC 2AAMP
0
CAUTION
CHN 1 8 2 CONNECT T 0 lNlERCOM SYSTEM COMWNENl REFERTO OPERATION MANUAL
U)
T 0 REOUCE RlSK OF FIRE. REPL4CE WlTH SAME TYPE 0 B/I ZSOV FUSE
-
GENERAL
The Audiocom SPS-2000 is a two-channel intercom power supply with speaker, that occupies only 112-rack space. [. . . ] AC Power lnlet
Connects the unit to an AC line and holds the line fuse.
5. SPEAKER Input Jacks
These jacks can be connected to the SPEAKER outputs of a US-2000 or ES-4000 station. They may also be used to connect audio input from some other line-level program source (an auxiliary output from a radio or tape player for example).
6.
CHN 1 and CHN 2 lntercom Channel Connectors These connectors carry power to intercom User stations and provide channel termination for the audio signal.
INTERNAL SWITCHES AND JUMPERS
There are several internal switches and jumpers that affect operation. To gain access to the switches and jumpers, remove one screw from the top Cover and two screws on each side. Switch and jumper locations are shown in Figure 2. BalancedIUnbalanced Switch (S200) Set this switch to the balanced (BAL) position to use the US-2000 with Audiocom intercom channels. Set the switch to the unbalanced (UNBAL) position for use with a Clear-ComB intercom System. (The factory default setting is the balanced position for use with Audiocom. ) Jumpers Table 1. Jumper Functions and Settings
JUMPER NUMBER JUMPER FUNCTION Audiocom Termination Select* Pins 1&2 shorted: Audiocom line termination Pins 2&3 shorted: No Audiocom line termination
W101, W201, W301, W401
DEFAULT SETTING Pins 1&2 shorted Pins 2&3 shorted
RTS Termination Select* Pins 1&2 shorted: RTS line termination Pins 2&3 shorted: No RTS line termination
*
Only one set of jumpers (either W102 through W402, or W101 through W401) should be in the "pins 2&3 shorted" position at any time.
Figure 2. Interna1 Switches and Jumpers
CONNECTOR PIN CONFIGURATIONS
Speaker Inputs
Type: RCA Phone Jack Tip: Speaker output high Sleeve: Common
lntercom Channel Connectors
Type: XLR-3M Audiocom Mode (Internal switch S200 set to BAL position) Pin 1 Common Pin 2 +24 VDC output and audio termination Pin 3 +24 VDC output and audio termination Clear-Com Mode (Internal switch S200 set to UNBAL position) Pin 1 Common Pin 2 +24 VDC output and audio termination Pin 3 Audio termination
SPECIFICATIONS
GENERAL
Output Voltage: 24 f 1 VDC Output Current: 2A at 21 f 1 VDC Output Impedance: 150R f5%, unbalanced 300R f 10%, balanced Input Power Requirements: 92 to 255 VAC, 50 to 400 Hz Environmental Requirements: 0°C to 50°C; 0% to 95% humidity, non-condensing Dimensions: 1. 75" (44. 5 mm) H X 8. 25" (209. 5 mm) W X 10. 25" (260. 4 mm) D Weight: 2. 5 pounds (1. 13 kg)
SPEAKER AMPLlFlER
Frequency Response: 100 Hz to 20 kHz +I/-4 dB, at 0 dB output Maximum Voltage Gain: 18 +3/-2 dB Speaker lmpedance: 8Q nominal Input Level: 1. 0 Vrms Output Amplifier Power: 4W maximum into 8R Output Voltage Level: 16 f 1 Vp-P, before clipping
FACTORY SERVICE
All equipment returned for repair must be accompanied by documentation stating your return address, telephone number and proof of date of purchase, along with a description of the problem. In lieu of this, you may obtain a Return Authorization form from our Customer Service Department. Customer Service Department Telex Communications, Inc. [. . . ] Once your approval for repair, and repair of equipment is completed, the equipment will be returned on a collect basis. Collect charges may be avoided by sending a signed check for payment in full along with your signed estimate approval form (the estimate includes the shipping charge). [. . . ]
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