MDS MDS 4710 Series Dokumentacja Strona 5
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MDS 05-3438A01, Rev. E MDS 4790/9790 Series™ I/O Guide iii
RTU [ON/OFF/0-80]........................................................................48
RX [xxx]...........................................................................................49
RXLEVEL [–20 to +3]......................................................................49
RXMUTE [ON/OFF/Time in msec]..................................................49
RXPAD [ON/OFF] ...........................................................................50
RXTOT [NONE, 1-1440] .................................................................50
SCD [0-255] ....................................................................................50
SER.................................................................................................50
SHOW [DC/PWR/CURRENT/RADIO] ............................................51
SNR, SNR!......................................................................................51
SREV ..............................................................................................52
STANDBY [ON/OFF].......................................................................52
STAT................................................................................................52
TEMP..............................................................................................53
TIME [hh:mm:ss].............................................................................54
TOT [ON/OFF, 1-255]......................................................................54
TX [xxxx] .........................................................................................54
TXGAIN [ON/OFF]..........................................................................55
TXLEVEL [–20 to +3, AUTO] ..........................................................55
UNIT [10000–65000].......................................................................55
6.4 Configuration and Programming using the Front Panel .................56
Programming and Control Buttons..................................................58
Navigating Through the Front Panel Screens .................................58
Switching the Front Panel Display to Configuration Mode ..............59
Use of Control Buttons in Configuration Mode................................59
Making changes to radio functions .................................................60
6.5 Screen Descriptions .......................................................................60
Group 1—Startup Screen and Menu Directory (page 64) ..............60
Group 2—Configuration Screens (Page 64) ...................................60
Group 4—Event Log (Page 75).......................................................61
7.0 LOCAL & NETWORK-WIDE PROBLEM SOLVING..............................75
7.1 Local Problem-Solving ...................................................................76
Front Panel LEDs............................................................................76
Chassis-Mounted LEDs ..................................................................77
Problem Solving Using a Connected PC ........................................78
Problem Solving Using the Front Panel Display..............................78
System Bench Testing Set-up.........................................................79
7.2 Performing Network-Wide Radio Diagnostics ................................80
8.0 REPLACING ASSEMBLIES..................................................................82
8.1 Transceiver Board and Power Supply Assemblies .........................82
8.2 Installation & Removal of Backup Battery
(P/N 28-1575Axx) ...................................................................................83
8.3 Front Panel .....................................................................................84
8.4 Operating Frequency Change Considerations ...............................85
MDS 4790—400 MHz Notch-Type Duplexers.................................86
MDS 9790—Bandpass-Type Duplexers..........................................86
MDS 4790/9790 Simplex Radios—With Antenna Switch Modules.87
- MDS 4790/9790 Series 1
- QUICK START GUIDE 2
- TABLE OF CONTENTS 3
- Copyright Notice 6
- Operational Safety Notices 6
- ESD Notice 8
- Environmental Information 8
- 1.0 INTRODUCTION 9
- 2.0 PRODUCT DESCRIPTION 9
- 2.1 Network-Wide Diagnostics 10
- 2.3 Applications 11
- 2.4 Features 12
- 2.5 Accessories 13
- 3.0 INSTALLATION PLANNING 14
- (Shown mounted to mast) 17
- 4.0 INSTALLATION PROCEDURES 18
- 4.2 Mounting the Radio 19
- Figure 7. Mounting Dimensions 20
- 4.3 Primary Power 21
- ON/OFF SWITCH 22
- DC POWER INPUT 22
- 4.4 Backup Battery 23
- Battery Reset Switch 24
- (See Text) 24
- Duplexer 24
- ANT connector 26
- (Most common arrangement) 26
- TX and RX ports are the only 26
- DATA PORT to prevent damage 28
- Data Interface Connector—J3 30
- Invisible place holder 30
- 5.0 START-UP AND OPERATION 32
- 5.2 Front Panel Indicators 33
- Figure 24. LED Indicators 34
- 6.0 DIAGNOSTICS AND CONTROL 36
- MDS P/N 97-1971A04 37
- 6.2 PC Command Summaries 38
- For example: REPEATER 39
- For example: REPEATER ON 39
- PC COMMAND 42
- FRONT PANEL 42
- MENU DESCRIPTION 42
- STAT (described on Page 52) 43
- Major Alarm Event 45
- Assignments 45
- Alarm Sense ASENSE [HI/LO] 46
- Battery Backup 46
- Monitoring & Alarm 46
- Data Interface Baud 46
- Data Interface 47
- Buffering 47
- Event Log Date 49
- Dekey Transmitter DKEY 49
- Emphasis screen, Page 66 50
- Hardware Revision 51
- Initialize to Factory 51
- Defaults 51
- Manual Key screen, Page 68 52
- Clear Logs screen, Page 75 52
- 4-WIRE AUDIO INTERFACE 53
- Modem screen, Page 65 53
- Alarm Masks screen, Page 71 53
- Options Installed OPT 54
- Owner’s Message OWM [xxxxx] 54
- Owner’s Name OWN [xxxxx] 54
- Received Signal 56
- Strength Indicator 56
- Remote Terminal 56
- Receive Frequency RX [xxx] 57
- Received Data Audio 57
- Receive Pad screen, Page 71 58
- Transmit Timeout screen 58
- Serial Number screen, Page 74 58
- Show Selected 59
- Parameters 59
- Signal-to-Noise 59
- Unit’s Internal 61
- Temperature 61
- Transmit Timeout 62
- Transmit Data Audio 62
- Front Panel 64
- This graphic points you 68
- Table 17. dBm Vs. Watts 73
- Clear-to-Send 74
- Standby 77
- Equipment 77
- Transmit Level 78
- [–20 to +3, AUTO] 78
- Set Owner 80
- 7.0 LOCAL & NETWORK-WIDE 83
- PROBLEM SOLVING 83
- 7.1 Local Problem-Solving 84
- DTYPE ROOT command (Page 42) 88
- DIAGNOSTICS port, an 89
- 8.0 REPLACING ASSEMBLIES 90
- POWER SUPPLY 91
- MAIN TRANSCEIVER 91
- (P/N 28-1575Axx) 92
- Backup Battery 92
- POSSIBLE 94
- EQUIPMENT 94
- 9.0 RADIO SOFTWARE UPGRADES 99
- COOLING FAN 99
- (Keep clear of dust) 99
- AIR FLOW 99
- 9.2 Preparing for Download 100
- 10.0 TECHNICAL REFERENCE 101
- ±1.5 ppm 102
- 10.2 RF Propagation Planning 103
- FProb a b 6.0 10 107
- GLOSSARY 109
- IN CASE OF DIFFICULTY 119
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