IRT DDS-1100 Скачать руководство пользователя | Manualshive

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1100-dds_ib_rev0.doc

Page 9 of 9

06/10/2009

Drawing List Index

Drawing #

Sheet #

Description

804106

1

DDS-1100 8x4 G.703 Switcher circuit diagram – sheet 1 of 4.

804106

2

DDS-1100 8x4 G.703 Switcher circuit diagram – sheet 2 of 4.

804106

3

DDS-1100 8x4 G.703 Switcher circuit diagram – sheet 3 of 4.

804106

4

DDS-1100 8x4 G.703 Switcher circuit diagram – sheet 4 of 4.

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Содержание DDS-1100

Страница 1: ... 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: ...S N 0206001 Operational Safety WARNING Operation of electronic equipment involves the use of voltages and currents that may be dangerous to human life Note that under certain conditions dangerous potentials may exist in some circuits when power controls are in the OFF position Maintenance personnel should observe all safety regulations Do not make any adjustments inside equipment with power ON unl...

Страница 3: ...all of the 4 outputs The switcher is capable of being controlled locally using front panel switches or remotely via an RS485 interface The switcher is mounted in a 1 RU case and may be powered by a multi voltage AC mains input All inputs and outputs are via 75Ω BNC connectors mounted on the rear of the chassis Standard features Routing switcher for use with such signals as 2 8 34 or 45 Mb s G 703 ...

Страница 4: ...B 100 MHz Intrinsic jitter 0 05 UIp p Logic interface RS485 Baud Rates 38900 19200 9600 4800 Indicators Front Panel 1 Power on LED 2 Switch tally Power requirements 110 130 220 240 Vac 10 Power consumption 10 VA Connectors Signal BNC Remote 9 pin D female Power AC IEC 320 Other Temperature range 0 50 C ambient Mechanical IRT 19 rack chassis with input remote interface output and power connections ...

Страница 5: ...y reasons a connection is made between signal earth and chassis earth No attempt should be made to break this connection Signal Connections G 703 Inputs Eight 8 inputs marked 1 to 8 are 75 Ohm BNC type for connection to broadband signals such as 2 8 34 45 Mb s compliant to G 703 using quality 75 Ohm coaxial cable Inputs on rear assembly correspond to the eight pushbuttons on the front panel marked...

Страница 6: ...D input 2 was to go to output B and input 8 was to go to output A In any order momentarily press OUTPUT A followed by INPUT 8 OUTPUT B followed by INPUT 2 OUTPUT C followed by INPUT 1 and OUTPUT D followed by INPUT 1 The front panel switches have a red LED which illuminates when the pushbutton is pressed Pressing any of the OUTPUT switches will show what INPUT switch has already been set to match ...

Страница 7: ...LUE 0 to 7 6 CHECK SUM 8 bit sum of bytes 2 to 5 inclusive REPORT CROSSPOINT 1 BREAK 2 ADDRESS Must match setting of Address SW 3 WORD COUNT 2 4 COMMAND 40 Row 1 41 Row 2 42 Row 3 43 Row 4 5 CHECK SUM 8 bit sum of bytes 2 to 4 inclusive DB9 pin numbering 1 Gnd chassis 2 FD 3 HD 4 Gnd signal 5 N C 6 Gnd signal 7 FD 8 HD 9 Gnd chassis D9F 2 7 4 8 3 6 D9F 2 7 4 8 3 6 Remote control 5 4 3 2 1 9 8 7 6 ...

Страница 8: ...xtended 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 retu...

Страница 9: ...t Description 804106 1 DDS 1100 8x4 G 703 Switcher circuit diagram sheet 1 of 4 804106 2 DDS 1100 8x4 G 703 Switcher circuit diagram sheet 2 of 4 804106 3 DDS 1100 8x4 G 703 Switcher circuit diagram sheet 3 of 4 804106 4 DDS 1100 8x4 G 703 Switcher circuit diagram sheet 4 of 4 ...

Страница 10: ...E PL2 3B VS1 4 29 VS4 30 VS3 30 VS2 30 VS1 30 VS1 4 28 VS1 4 27 8 7 1 2 6 5 4 3 R D U7 MAX485 8 7 1 2 6 5 4 3 R D U8 MAX485 LK2 R75 4K7 VC VC 5V R76 220R R77 220R LK3 LK4 P2 19ab P2 18ab P2 17ab P2 16ab C51 53 54 56 58 10uF C52 55 57 59 100nF VC VC R72 4K7 LK1 5V RP3 4K7 SW1 VC ADDRESS BAUD RATE Name 804106S2 SCH Name 804106S3 SCH Name 804106S4 SCH RESET 1 IRQ 2 VPP 3 PA7 4 PA6 5 PA5 6 PA4 7 PA3 8...

Страница 11: ... 5 EPM7064SL44 40 5 23 15 35 3 22 30 10 42 P2 PL101 U101 1A 1B 2A 2B 3A 3B 4 44 MINEIN MINEOUT STROBE 14 DI0 DI1 DI2 13 12 11 25 24 27 26 28 29 31 32 T4 T5 T6 T7 41 39 38 37 36 33 34 SW5 SW6 SW7 5 5 1 2 SW1 SW2 SW3 SW4 SW5 2 1 LD1 2 1 LD2 2 1 LD3 2 1 LD4 2 1 LD5 2 1 LD6 2 1 LD7 2 1 LD8 SW6 SW7 SW8 2 1 R109 560R 1 12 03 02 C101 10uF 5V 8x4 G 703 SWITCHER 2 1 R102 10K R103 10K R104 10K 2 1 R105 10K ...

Страница 12: ...L1 DSS306 1 3 2 FIL2 DSS306 R95 1R R96 1R R83 4R7 R84 4R7 C82 470uF C84 470uF C86 470uF C87 470uF C85 470uF C83 470uF C81 100nF C64 100nF C79 100nF C80 10uF L4 10uH R90 10R 1 2 4 5 6 D C D C CONV3 NMH05095 C77 100nF C78 10uF C76 10uF C75 100nF C69 100nF C71 100nF C72 10uF C74 10uF C73 100nF C70 100nF C67 100nF C65 100nF C68 10uF C66 10uF L3 10uH L6 4 7uH L5 4 7uH 3 1 2 LK20 21 3 1 2 LK22 23 C41 10...

Страница 13: ...9 10 11 AB P1 6 7 AB P1 2 3 4 AB Va Va P2 9 AB P2 8 AB P2 6 AB P2 4 AB P2 10 AB P2 2 AB Va Va P2 7 AB Va Va P2 5 AB Va Va P2 3 AB TP2 TP1 VA VA 8x4 G 703 SWITCHER VB VB U5 16 U5 15 U5 14 U5 13 U5 19 U5 18 U5 12 C7 1uF C8 10nF C1 1uF C2 10nF C3 1uF C4 10nF C5 1uF C6 10nF C9 1uF C10 10nF C11 1uF C12 10nF C13 1uF C14 10nF C15 1uF C16 10nF 2 1 R46 143R 2 1 R40 143R 2 1 R34 143R 2 1 R28 143R 2 1 R22 14...

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