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2-CHANNEL POWER SUPPLY

I N S T R U C T I O N   M A N U A L

PS-232

Содержание PS-232

Страница 1: ...2 CHANNEL POWER SUPPLY I N S T R U C T I O N M A N U A L PS 232...

Страница 2: ...rved Part Number 810277 Rev A Clear Com Intercom Systems 4065 Hollis Street Emeryville CA 94608 3505 U S A Clear Com is a registered trademark of Clear Com Intercom Systems The Clear Com Logo is a reg...

Страница 3: ...let 10 Protect the power cord from being walked on or pinched particularly at plugs convenience re ceptacles and the point where they exit from the apparatus 11 Only use attachments accessories specif...

Страница 4: ...direct at the factory Our applications support and service people are ready to help Description The Clear Com PS 232 is a single rack space one or two channel intercom power supply which can provide 1...

Страница 5: ...will try to restore power after only 0 5 seconds If the short or overload persists or repeatedly happens the microprocessor will take progressively longer to a maximum of 20 seconds to try to restore...

Страница 6: ...oved the PS 232 will restore power to that channel and the Overload light will go out If there are no shorts but the Overload light blinks an overload exists possibly due to too many intercom stations...

Страница 7: ...justs the overall input level of the external program coming into the PS 232 It is used with the PROGRAM SEND LEVEL controls to achieve desired system program levels Turn the control clockwise to incr...

Страница 8: ...our dealer or Clear Com if you require further assistance in determining the overall current requirements of your system INSTALLATION Intercom Line Connection The PS 232 provides three rear panel 3 pi...

Страница 9: ...ition only if the channel is terminated at another station Program Input Rear Panel A TRS connector provides the main program input to the station This input level is controlled by the rear panel PROG...

Страница 10: ...cates that the 10 Ohm resistor in the unit has failed and requires replacement Failure to perform the replacement will result in an audible buzz in the system A reading of less than 10 Ohms or a short...

Страница 11: ...e cables one at a time from system until the faulty line is located Check for shorts between pins 1 and 2 Problem Hum or buzz in system Cause 1 Inductive pickup caused by close proximity of main or re...

Страница 12: ...IN circuit Solution Reduce PROGRAM IN level or reduce the gain of the program signal at the source such as an audio mixer PS 232 Block Diagram The following is a block diagram of the PS 232 Voltage R...

Страница 13: ...10 R34 R35 R36 1 00K OHM 1 10 SMD 1 411389 R8 R9 3 92K OHM 1 10 SMD 1 411446 R22 R21 4 32K OHM 1 10 SMD 1 411450 R45 R55 4 75K OHM 1 10 SMD 1 411454 R3 R7 R56 R57 10 0K OHM 1 10 SMD 1 411485 R19 R20 R...

Страница 14: ...Component Layout Drawing...

Страница 15: ...0 0K R26 10 0K C29 10uF R33 100K Q8 MMBT2222A 3 1 2 S2 2 1 3 5 4 6 R31 100K D6 D9 BAV70 1 2 3 R21 3 92K R16 100K R36 475 IC2 PIC16C505P 13 12 11 4 3 2 10 9 8 7 6 5 1 14 RB0 RB1 RB2 RB3 RB4 RB5 RC0 RC1...

Страница 16: ...pment returned for repair must be accompanied by documentation stating your return address telephone number and date of purchase along with a description of the problem Note Do not return any equipmen...

Страница 17: ...ogram 1 1 4 TRS AC Power 1 IEC 320 connector REAR PANEL CONTROLS 2 Termination on off 1 program input level FRONT PANEL CONNECTOR Intercom 1 XLR 3M selectable channel A or B FRONT PANEL CONTROLS INDIC...

Страница 18: ...wired The other type would be Wireless we make those too However if you want privacy and versatility you probably want a closed circuit system or a combination of both Cross Talk Leakage of audio tra...

Страница 19: ...as you are speaking Stage Announce SA Redirects output of the main station s microphone to an external destination such as a PA system Station A station is connected to one or more channels For examp...

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