Toa VS-900DI Instruction Manual Download Page 1

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INSTRUCTION MANUAL

DIRECT SELECT CONTROL CARD

DIRECT SELECT I/O CARD

VS-900DI

VS-910DI

Please follow the instructions in this manual to obtain the optimum results from this unit.
We also recommend that you keep this manual handy for future reference.

Important

1. These cards contain CMOS IC's and may be damaged by static discharge. It is advisable to

wear an earth-grounded wrist strap when handling the cards.

2. Turn off all power to the system before unplugging or plugging in connectors to the cards.

Summary of Contents for VS-900DI

Page 1: ...imum results from this unit We also recommend that you keep this manual handy for future reference Important 1 These cards contain CMOS IC s and may be damaged by static discharge It is advisable to w...

Page 2: ...Mounting the ferrite clamp 13 5 4 6 CN5 in use indication output connection 14 5 4 7 CN4 Input key C PTT Xfer Test key connection 14 5 4 8 CN8 headset connection 15 5 4 9 Earth grounded connection 15...

Page 3: ...harmful interference in which case the user will be required to correct the interference at his own expense FCC REQUIREMENTS 7 OPERATION TEST 7 1 Operation Check by Means of the Test Switch 23 7 2 Ch...

Page 4: ...with a microphone or other devices the system can be used as a substitute for the MS 900 Master Station It is also possible not to use the talk function In this case the function of these cards is li...

Page 5: ...ernal equipment Block Diagram VS 900MS Interface MS 900 Interface From VS 900 Excange To MS 900 Station VS 900DI VS 910DI Signal Switching Circuit Timing Generating Circuit Speech Circuit Data Receivi...

Page 6: ...4 V DC power supply terminal CN2 Connects to the power supply for internal circuit operation 3 Modular jack for MS 900 CN7 Connects to the master station 4 Speaker output terminal CN10 Connects to an...

Page 7: ...Station address setting switch SW6 Sets the station address number depending on the line connecting the VS 900DI 13 Headset microphone sensitivity control VR1 A semi fixed volume control used to adjus...

Page 8: ...ll to the station programmed into that key 5 Open collector output connector CHAMP IDC connector 50P CN5 An open collector output for calling called station indication The indication flashes or contin...

Page 9: ...the power capacity required and prepare the power supply Be sure to provide sufficient power capacity for external parts such as LEDs in addition to the current consumed by each card 5 INSTALLATION 5...

Page 10: ...2 3 4 1 2 3 4 5 6 7 8 1 2 3 4 1 2 3 4 5 6 7 8 1 2 3 4 1 2 3 4 5 6 7 8 1 2 3 4 1 2 3 4 5 6 7 8 1 2 3 4 1 2 3 4 5 6 7 8 1 2 3 4 1 2 3 4 5 6 7 8 1 2 3 4 1 2 3 4 5 6 7 8 1 2 3 4 1 2 3 4 5 6 7 8 1 2 3 4 1...

Page 11: ...pproximately 5 mm Step 2 While pressing on the upper side of the connector with a standard screwdriver as shown in the figure insert the cable leads Connector Approx 5 mm Note Cable lead cross section...

Page 12: ...S 900DI The table below shows the maximum cable distance Cable type AWG24 0 52 mm AWG22 0 65 mm AWG20 0 82 mm Distance 0 9 km 1 5 km 2 3 km 2 twisted pair cables 2 twisted pair cables 4P connector sup...

Page 13: ...e exchange to the Master Station via the VS 900DI 2 twisted pair cables 2 twisted pair cables To VS 900MS VS 900 exchange LINE 1234 1234 1234 VS 900DI CN6 To VS 900 CN7 To MS 900 Master station MS 900...

Page 14: ...output connection Connect the in use indication output to the LED from the CN5 connector as shown below A current capacity of 24 V DC 100 mA is required per output To use an LED connect a current limi...

Page 15: ...ding the switch use the devices connected to CN8 s Det And G terminals as switches If the headset microphone is of dynamic type cut the jumper SJP1 Adjust the semi fixed control VR1 for optimum microp...

Page 16: ...when using a dynamic microphone or externally powered microphone This work results in cutting off the phantom power supply Adjust the semi fixed control VR2 for optimum microphone sensitivity VS 900DI...

Page 17: ...ries with it as the resistor is not build in the card Determine the appropriate resistor value depending on the amount of current I necessary for indication elements LED etc to be used VS 910DI Open C...

Page 18: ...type Amphenol type VS 910DI CN6 GND Switch Input 0 5 mA 0 5 mA SELECT SW No Connector Pin No SELECT SW No Connector Pin No 1 2 3 4 5 6 7 8 CN6 1 CN6 2 CN6 3 CN6 4 CN6 5 CN6 6 CN6 7 CN6 8 9 10 11 12 13...

Page 19: ...mphenol type VS 910DI Relay Output CN4 1 A 1 A External Controlled Equipment External Controlled Equipment CONTROL OUTPUT No Connector Pin No CONTROL OUTPUT No Connector Pin No 1 2 3 4 5 6 7 8 CN4 1 C...

Page 20: ...I VS 910DI 82 8 74 9 51 816 2 159 15 5 or less 15 or less 50 25 1 26 1 6 50 position Miniature Ribbon Plug 1 The size of the plug on the VS 910DI card Unit mm Depending upon the type of connector to b...

Page 21: ...ns Call Activated Make output when calls are initiated 6 2 Direct Select Dial Setting Connect the VS 900DI to other VS 900DI Designate both the exchange number and the master station address then perf...

Page 22: ...GND 6 DSR 7 RTS 8 CTS 9 RI 6 4 Programming Data Entry 6 4 1 Entry when the VS 900DI alone is used Switch on the VS 900DI s power Enter the set data Do not switch off the power until LEDs 1 to 8 begin...

Page 23: ...ype of Duplex Press to talk or Voice operated switching depends on other party s type of unit and conversation mode Step 4 Press C key to terminate conversation Conversation through the Microphone and...

Page 24: ...low flashes 3 Station being called Continuously lit 4 Conversation partner station Continuously lit 5 Station placed on hold Continuously lit 6 Station being scan monitored Continuously lit 7 Station...

Page 25: ...ter station a desired party can be called or a calling party can be responded to by simply pressing the corresponding switch System pre programming To use the above function both the Direct Select inp...

Page 26: ...h operations such as calls from other station or conversation commencement For example connection to the surveillance camera system creates a system which interlocks with video image output System pre...

Page 27: ...and dial operation assignment The one shot make duration can be set with the system programming Remote door control operation Step 1 Press the XFER key during two party conversations In the case of te...

Page 28: ...dset or push the C key to terminate the conversation Either the C key on the master station or on the VS 900DI can be used 1 2 3 4 Direct select key Call tone or PTT or C 8 5 Conversation Using the VS...

Page 29: ...output 24 V DC approx 100 mA 2 pole screwless terminal 2 Electret Microphone Microphone sensitivity 75 to 65 dB 1 phantom power supply power supply Input can be cut off 2 pole screwless terminal 2 Sp...

Page 30: ...utputs for LED indication of incoming and outgoing calls 24 V DC approx 100 mA 50 position Miniature Ribbon Plug 2 Relay Output 32 relay outputs call or response activated relay output normal open out...

Page 31: ......

Page 32: ...133 06 233 1A...

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