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3170-avs.ib.rev5.doc

 

page 2 of 16

 

16/10/2007 

IRT Eurocard 

 

Type AVS-3170

 

 

Description

 

 

Instruction Book

 

 
 

 

Table of Contents 

Section Page 
 
General description 

3

 

Technical specifications 

4

 

Technical description 

5

 

Power supplies 

5

 

Switching logic 

6

 

Sync path 

6

 

Signal path 

7

 

Internal adjustments 

7

 

Configuration 7

 

Interconnecting modules 

8

 

Switch pulses - internal & external sync. 

8

 

Power on reset 

8

 

Link settings 

9

 

Wire per crosspoint operation 

10

 

Location of links & user settings 

11

 

Installation 12

 

CPS-3050 Local control 

13

 

TPS-3010 Local tally panel 

13

 

Signal connections 

13

 

Front & rear panel connector diagrams 

14

 

Maintenance & storage 

15

 

Warranty & service 

15

 

Equipment return 

15

 

Drawing index 

16

 

 

This instruction book applies to units later than S/N 9700000. 

Содержание AVS-3170

Страница 1: ...factured in Australia IRT can be found on the Internet at http www irtelectronics com I R T Electronics Pty Ltd A B N 35 000 832 575 26 Hotham Parade ARTARMON N S W 2064 AUSTRALIA National Phone 02 9439 3744 Fax 02 9439 7439 International 61 2 9439 3744 61 2 9439 7439 Email sales irtelectronics com Web www irtelectronics com ...

Страница 2: ...al adjustments 7 Configuration 7 Interconnecting modules 8 Switch pulses internal external sync 8 Power on reset 8 Link settings 9 Wire per crosspoint operation 10 Location of links user settings 11 Installation 12 CPS 3050 Local control 13 TPS 3010 Local tally panel 13 Signal connections 13 Front rear panel connector diagrams 14 Maintenance storage 15 Warranty service 15 Equipment return 15 Drawi...

Страница 3: ...ace with other IRT Eurocard 3000 series switchers or with the VG 737 video and AG 738 audio program fail detectors The switcher may be fitted with a local control panel type CPS 3050 or with a tally panel type TPS 3010 for local path indication when the switcher is operated remotely The AVS 3170 is built to the IRT Eurocard format and may be mounted in any of IRT s standard Eurocard frames togethe...

Страница 4: ...s Video BNC Control Plug in HE14 10 pin dual IDC Other Temperature range 0 50 C ambient Mechanical Suitable for mounting in IRT 19 rack chassis types FR 700 FR 722 with input output and power connections on the rear panel Finish Front panel Grey enamel silk screened black lettering red IRT logo Rear assembly Detachable silk screened PCB with direct mount connectors to Eurocard and external signals...

Страница 5: ...diodes D 10 to D 13 and D 14 to D 17 to provide a raw DC voltage of approximately 20 V at filter capacitors C 1 and C 13 The actual voltage will vary depending on the type of frame loading of PSU by other modules and the local mains supply voltage If a DC supply is provided the isolated DC passes through the diodes D 10 to D 13 and D 14 to D 17 which provide protection against accidental reverse p...

Страница 6: ...of an unlatch in signal causes any switcher to release control of the data lines if it had control of them A switcher signals that it has control of the data lines by asserting busy out Busy out also ripples busy in The operation of a push button ripples unlatch to modules farther down the chain causing any of them with control of the bus to release it and in so doing clear the busy line As soon a...

Страница 7: ...e 12 Vdc rail Q 2 4 6 8 operating a PNP transistor pull up of the relay coil to the 12 Vdc rail The other side of the relay is connected to the 12 Vdc rail to equalise loading of the ve and ve supply rails Internal adjustments The AVS 3170 contains no user adjustable controls other than link settings described in the Configuration section of this manual Configuration The AVS 3170 may be used in a ...

Страница 8: ...ignal As the switch pulse signal is sent from the AVS 3010 3011 1 5 switcher only on its PL 5 connector this must be the first switcher connected to the chain Power on reset Power on reset is needed so that at power on only one switcher or control panel drives the buss LK 3 on each of the Switcher Group or the CPS 9000 9001 remote control panel is used to select which unit is in control at power o...

Страница 9: ...h NOTE Always have one at least one switcher configured as Inputs 1 5 otherwise there will be no switch pulses and consequently no switching action at all Connector PL 5 data out on switcher 1 5 connects to PL 4 data in on switcher 6 10 and so on Cables may be wired using the connectors provided or may be ordered from IRT using the following part numbers GDW 3010 150 mm cable for joining adjacent ...

Страница 10: ... on the relevant control input will now cause the switcher to operate in the same way as it would had the switch on the local control panel type CPS 3050 been depressed No complicated logic is required of a remote control to the switcher in this configuration The CP 700 passive five button remote control may be used to operate the switcher or a custom switch panel may be fabricated If the CP 700 i...

Страница 11: ... user settings The following location diagram is not to scale and is intended only to assist in finding the location of links which may need to be changed by the user during Configuration Rear Assembly F R O N T P A N E L L K 4 L K 2 L K 1 L K 3 A B L D 1 AVS 3170 ...

Страница 12: ...tain or be connected to static sensitive devices and proper static free handling precautions should be observed Where individual circuit cards are stored they should be placed in antistatic bags Proper antistatic procedures should be followed when inserting or removing cards from these bags Power AC mains supply Ensure that operating voltage of unit and local supply voltage match and that correct ...

Страница 13: ...ore greatly assist in finding faults in inter module wiring Before fitting the TPS 3010 the original front panel and LD 1 LED DC indicator must be removed The TPS 3010 PCB should then be pressed carefully into place making sure that the pins on the TPS 3010 plug mate correctly with the socket on the main module PCB The front plate is then fitted using the screws and spacers provided Connections Vi...

Страница 14: ...PUT 1 INPUT 2 INPUT 3 INPUT 5 PL 4 IN PL 5 OUT Front rear panel connector diagrams The following front panel and rear assembly drawings are not to scale and are intended to show relative positions of connectors indicators and controls only DC AVS 3170 N140 CPS 3050 N140 ...

Страница 15: ...e extended by IRT only to the extent obtainable from the component supplier Equipment return Before arranging service ensure that the fault is in the unit to be serviced and not in associated equipment If possible confirm this by substitution Before returning equipment contact should be made with IRT or your local agent to determine whether the equipment can be serviced in the field or should be r...

Страница 16: ...3170 avs ib rev5 doc page 16 of 16 16 10 2007 Drawing index Drawing Sheet Description 804132 1 AVS 3170 control circuit schematic 804132 2 AVS 3170 signal circuit schematic ...

Страница 17: ...a b 12a b 14a b 19a b 18a b 15a b 16a b 17a b O P I P5 I P4 I P3 I P2 I P1 9a b RBB 12 12 12 12 15 18 12 6 9 3 20 1 15 18 12 9 3 15 18 12 9 3 15 18 12 9 3 U1 40 U1 38 U1 37 U1 36 12 12 12 12 2 13 11 97 K1 K1 R1 75 R2 75 R3 75 R4 75 K4 K3 K2 K2 K3 K4 2 1 D1 1N4148 2 1 D2 1N4148 2 1 D3 1N4148 2 1 D4 1N4148 2 1 D5 1N4148 2 1 D6 1N4148 2 1 D7 1N4148 2 1 D8 1N4148 R6 4K7 R9 4K7 R12 4K7 R15 4K7 R7 4K7 R...

Страница 18: ...HR TRG DIS THR TRG NE556 5 12 21a b 22a b 23a b 24a b 25a b 26a b 12 5 MINEOUT MINEIN 41 44 39 40 LK4 T4 14 A B 1 03 10 97 1 5 WPX UNIVERSAL OPTIONAL CPS 3050 10 R16 32 U2 12 R13 R10 R7 5X1 RELAY SWITCHER FOR VIDEO 1 2 3 4 5 6 7 8 9 10 RP2 10K SW1 SW2 SW3 SW4 SW5 2 1 LD1 2 1 LD2 2 1 LD3 2 1 LD4 2 1 LD5 LK2 LK1 RP1 RP1 RP1 RP1 RP1 RP1 F1 4R7 F2 4R7 F3 4R7 F4 4R7 C9 22u C6 0 1u C7 0 1u C5 0 1u J6 C1...

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