Mettler Toledo MT User's Guide Page 92
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- Table of contents
- TROUBLESHOOTING
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IND780 User’s Guide
Diagnostic
Expected Outcome Response/s to Incorrect Outcome
Procedure
Network Test PASS on all four tests
If Timeout displays for test:
• Check physical connection to network
• Check terminal configuration – IP, Email
and Gateway addresses set up correct
• Check that Gateway and Email server
are available/on-line
If TCP/IP Stack or This Terminal test times
out, replace Main PCB or ETX board
RS-232 Serial
Output Voltage
Test
Demand: Stable within
range -5 to +15 VDC
Continuous: Fluctuation
within range -10 to +10
VDC
If either mode fails, replace Serial Option
board, or ETX board, or Main PCB
Board LED Interpretation
The following sections describe the function of LEDs visible in the IND780. The
functions of the LED arrays found on ControlNet and Ethernet / IP boards are
described in the pertinent chapters of the IND780 PLC Interface Manual.
Main PCB
D72
–
Software fla
g
D13: 5V supply
D12: 12V supply
D73: Ethernet link
D74: Ethernet activ
e
D75: 100MB
network
D30: USB
functional
ETX Board LED
(hidden by lower
card guide)
Figure 3-8: Main PCB LEDs
Table 3-2: Main PCB LEDs
LED Color Function
D12 Yellow Indicates 12V supply is present.
D13 Yellow Indicates 5V supply is present.
D30 Green
When lit, indicates USB port has been identified and is functional.
Note that this LED remains lit whether or not a USB device is
connected.
3-12
- Terminal 1
- OTE ON FIRMWARE REVISIONS 3
- CUSTOMER FEEDBACK 4
- BUSINESS REPLY MAIL 5
- CAUTION 7
- Contents 9
- Introduction 12
- Warnings and Precautions 14
- Operating Environment 14
- Temperature and Humidity 14
- Environmental Protection 14
- Hazardous Areas 14
- IND780 Terminal 15
- Installation manual 15
- Model Identification 16
- Physical Dimensions 17
- IND780 User’s Guide 18
- POWERCELL 21
- Scale Base 21
- Discrete I/O 22
- Serial Ports 22
- PLC Interfaces 22
- A-B RIO 22
- PROFIBUS DP 22
- Application Software 23
- TaskExpert™ 24
- Configuration Tool 24
- Operating Instructions 26
- Metrology Switch 27
- Display Operation 27
- Softkeys and Icons 28
- Navigation Keys 34
- Softkeys 35
- Application Keys 36
- Scale Function Keys 36
- Alpha Keys 38
- Numeric Keys 40
- Home Screen 41
- Operation 41
- Basic Functionality 42
- Select Scale 43
- Sum Scale 43
- Automatic Zero Maintenance 44
- Power-Up Zero 45
- Pushbutton Zero 45
- Pushbutton Tare 46
- Keyboard Tare 46
- Tare Table 47
- Net Sign Correction 48
- Auto Tare 48
- Clearing Tare 49
- Unit Switching 50
- IDNet Class II 51
- Expand By 10 51
- Print Interlock 52
- Automatic Print 52
- Repeat Print 52
- MinWeigh 53
- Display Contrast 53
- Information Recall 53
- Target Comparison 54
- Term Explanation 55
- Over/Under Applications 58
- Comparators 61
- Using Comparators 61
- ID Mode 62
- Sequence Steps Type 63
- SmartTrac™ 64
- Display Sizes 64
- Display Colors 66
- Bar Graph Mode 66
- Over/Under Mode 67
- Cross Hairs Mode 70
- Clustering 71
- Overview 71
- Time and Date 73
- Reports 73
- Calibration Test 74
- Alibi Memory Direct Access 78
- Table Search Field Options 78
- Counter 78
- Table Searches 80
- Service and Maintenance 81
- List of Tools Required 82
- Cleaning and Maintenance 82
- Firmware Upgrade Procedure 83
- Upgrade Using InSite™ 83
- Upgrade Using USB Memory 85
- Power Up Graphic 87
- Screen Saver Graphic 87
- Installing New Graphics 87
- Restore 88
- Service 89
- Troubleshooting 90
- Troubleshooting Overview 90
- Board LED Interpretation 92
- Option Boards 93
- AC Power Test 95
- Power Supply Voltage Test 95
- Battery Test 96
- Internal Diagnostic Testing 97
- Jumper Wire 103
- WARNING! 104
- MT Service View 105
- External Diagnostics 110
- Index Page 111
- Help File 112
- System Information 112
- Scale Statistics 113
- Resource Utilization 113
- Read Shared Data 114
- Scale Data 115
- Watchdog Monitoring 119
- Master Reset 119
- Main PCB 120
- Main PCB Removal 120
- Main PCB Installation 122
- ETX Board 122
- ETX Board Removal 122
- ETX Board Installation 123
- Figure 3-61: CF Card Removal 125
- Power Supply 126
- Power Supply Removal 126
- Power Supply Installation 127
- Option Board Installation 127
- Installation 128
- PLC Interface 128
- Connector 128
- Location 128
- METTLER TOLEDO 129
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