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McCain 2070LX User Manual
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40
3.3
2070
-2E+ BLOCK DIAGRAM
A3 Connector
DIN 96
POWER UP
CPURESET
LINESYNC
POWERDN
SP3
TxD+
TxD-
TxCLKO+
TxCLKO-
RxD+
RxD-
RxCLK+
RxCLK-
SP5
TxD+
TxD-
TxCLK+
TxCLK-
RxD+
RxD-
RxCLK+
RxCLK-
RS 485
Receiver/Driver
Isolation
Stage
RS 485
Receiver/Driver
C12S
DB25
LINESYNC+
LINESYNC-
NRESET+
NRESET-
POWERDN+
POWERDN-
SP3
TxD+
TxD-
TxCLKO+
TxCLKO-
RxD+
RxD-
RxCLK+
RxCLK-
SP5
TxD+
TxD-
TxCLK+
TxCLK-
RxD+
RxD-
RxCLK+
RxCLK-
C11S
CPC Conn
37 Pos
C1S
Conn 104 Pos.
MC68LC302
SP5
TxD
TxCLK
RxD
RxCLK
Control Bus
Address Bus
Data Bus
LINESYNC
NRESET
FLASH
SP5
LED
BDM
Switch
Enable/Disable
SP3
Isolation
Stage
Isolation
Stage / OR
RS 485
Driver
SP3
LED’S
TxD
RxD
SP5
LED’S
TxD
RxD
SP3
Active LED
Connector
150 pos
5 rows
Microprocessor
Reset Circuit
1
1
WatchDog
Driver
Enable WatchDog
Jumper
Inputs
Drivers
Outputs
Drivers
Data Bus
Address Bus
Control Bus
SRAM
47
49
Table of Contents
Table of Contents
5
2070Lx Controller
9
Product Description
9
Benefits
9
Configuration
9
Figure 1: 2070LX Controller, Front and Rear Views
10
Figure 2: 2070LX Controller System Configuration
11
Standard Features
12
Interfaces
12
2070-1C Cpu Module
13
General Description
13
Figure 3: 2070-1C CPU Module
13
Standard Features
14
Communication Interfaces' Description
14
Theory of Operation
19
Host Board
19
The DIN-96 Connector
19
C13S Connector Circuitry
19
Control Signals Circuit
20
Receptacles for Engine Board Installation
20
RS-485 Line Driver/Receivers Circuitry
20
Back up Circuitry
21
Ethernet Switches
21
USB Hub
22
Datakey Circuitry
23
ACTIVE LED Circuit
23
A2-A3 Installation Detection Circuitry
23
SD CARD Circuit
24
Engine Board
24
Microprocessor
24
Memory
25
Communications
25
Reset Management
26
Support Circuitry
26
Reset Circuits
29
2070LX Hostboard and Engine Block Diagrams
33
Connectors' Pin out
37
2070-1C Module Dimensions
40
Adjustment
40
Installing the 2070-1C CPU Module
40
Figure 4: 2070-1C CPU Dimensions
40
2070-2E+ Field I/O Module
41
General Description
41
Figure 5: 2070-2E+ Module
41
Theory of Operation
42
2070-2E+ Block Diagram
48
Connectors' Pin out
50
2070-2E+ Module Dimensions
52
Installing the 2070-2E+ Module
52
Figure 6: 2070-2E+ Dimensions
52
2070Lx Module, Front Panel Assembly
53
General Description
53
Figure 7: 2070LX Module
53
Theory of Operation
54
2070LX Block Diagram
56
Connectors' Pin out
57
2070LX Module Dimensions
57
Figure 8: 2070LX Dimensions
57
Adjustment
58
Installing the 2070LX
58
2070-4A Power Supply Module
59
General Description
59
Figure 9: Power Supply 2070-4A
59
Theory of Operation
60
2070-4A Block Diagram
65
PS1 and PS2 Connectors' Pin out
66
2070-4A Module Dimensions
67
Adjustment
67
Figure 10: 2070-4A Dimensions
67
Installing the 2070-4A Module
68
Chassis Unit
69
General Description
69
Figure 11: 2070LX Chassis Unit
69
Figure 12: Front and Rear View 2070LX Chassis
70
Serial Motherboard
71
Theory of Operation
71
Figure 13: 2070 Serial Motherboard
71
2070 Serial Motherboard Block Diagram
72
Connectors' Pin out
73
General Specifications
79
4
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McCain 2070LX Specifications
General
Brand
McCain
Model
2070LX
Category
Controller
Language
English
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