McCain 2070LX - Page 32

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RESERVED

There are some pins at the 50-position connectors on both Engine Board and Host Board that are not

used; in accordance with the 5.2b specification these pins are reserved for future enhancements.

Main Page

Table of Contents5
2070Lx Controller9
Product Description9
Benefits9
Configuration9
Figure 1: 2070LX Controller, Front and Rear Views10
Figure 2: 2070LX Controller System Configuration11
Standard Features12
Interfaces12
2070-1C Cpu Module13
General Description13
Figure 3: 2070-1C CPU Module13
Standard Features14
Communication Interfaces' Description14
Theory of Operation19
Host Board19
The DIN-96 Connector19
C13S Connector Circuitry19
Control Signals Circuit20
Receptacles for Engine Board Installation20
RS-485 Line Driver/Receivers Circuitry20
Back up Circuitry21
Ethernet Switches21
USB Hub22
Datakey Circuitry23
ACTIVE LED Circuit23
A2-A3 Installation Detection Circuitry23
SD CARD Circuit24
Engine Board24
Microprocessor24
Memory25
Communications25
Reset Management26
Support Circuitry26
Reset Circuits29
2070LX Hostboard and Engine Block Diagrams33
Connectors' Pin out37
2070-1C Module Dimensions40
Adjustment40
Installing the 2070-1C CPU Module40
Figure 4: 2070-1C CPU Dimensions40
2070-2E+ Field I/O Module41
General Description41
Figure 5: 2070-2E+ Module41
Theory of Operation42
2070-2E+ Block Diagram48
Connectors' Pin out50
2070-2E+ Module Dimensions52
Installing the 2070-2E+ Module52
Figure 6: 2070-2E+ Dimensions52
2070Lx Module, Front Panel Assembly53
General Description53
Figure 7: 2070LX Module53
Theory of Operation54
2070LX Block Diagram56
Connectors' Pin out57
2070LX Module Dimensions57
Figure 8: 2070LX Dimensions57
Adjustment58
Installing the 2070LX58
2070-4A Power Supply Module59
General Description59
Figure 9: Power Supply 2070-4A59
Theory of Operation60
2070-4A Block Diagram65
PS1 and PS2 Connectors' Pin out66
2070-4A Module Dimensions67
Adjustment67
Figure 10: 2070-4A Dimensions67
Installing the 2070-4A Module68
Chassis Unit69
General Description69
Figure 11: 2070LX Chassis Unit69
Figure 12: Front and Rear View 2070LX Chassis70
Serial Motherboard71
Theory of Operation71
Figure 13: 2070 Serial Motherboard71
2070 Serial Motherboard Block Diagram72
Connectors' Pin out73
General Specifications79

McCain 2070LX - Page 32

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