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RU21w
iRZ RU21w User Manual
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16
3.2.4.
DB9 Connector
(COM port)
DB9 connector is des
igned to connect CO
M port via RS23
2 interface. For des
cription of connector
pins,
see Table 3.5.
9
6
5
1
Figure 8.
DB9 conn
ector
Table 8.
DB9 Connect
or Pin Assig
nm
ent
Pin
Signal
Direction
Purpose
1
RS232 -
DCD
Device
Router
Data carrier detect
2
RS232 - RXD
Device
Router
Receive data
3
RS232 - TXD
Router
Device
Transmit data
4
RS232 - DTR
Router
Device
Data terminal ready
5
GND
Ground
Router case
6
RS232 - DSR
Device
Router
Data set ready
7
RS232 - RTS
Router
Device
Request to send
8
RS232 - CTS
Device
Router
Clear to send
9
RS232 -
RI
Device
Router
Ring indicator
3.2.5.
Reset Button
The reset button is desi
gned to restore th
e router
's factor
y settings in case it can not be ac
cessed.
CAUTION!
Connect devices
to the router serial port onl
y when both dev
ices are off
.
15
17
Table of Contents
Default Chapter
2
Table of Contents
2
1 Introduction
4
Document Description
4
Terms and Abbreviations
5
2 Information on Device
6
Purpose
6
Communication Standards
6
Hardware Specifications
6
Table 1. Communication Standards
6
Table 2. Basic Specifications
6
Physical Specifications
7
Storage and Operating Conditions
7
Electrical Specifications
7
Table 3. Physical Specifications
7
Safety Precautions
8
Router Functional Diagram
8
Figure 1. R2 Router Functional Diagram
9
3 Appearance and Interfaces
10
Appearance
10
Figure 2. Rear View (Ru22W, Rl22W)
10
Figure 3. Rear View (Ru21W, Rl21W)
10
Figure 4. Front View
11
Table 4. Router Indication
12
Connectors and Interfaces
13
Table 5. Power Connector Pin Assignment
13
Figure 5. Power Connector
13
Table 6. Interface Connector Pin Assignment
14
Figure 6. Interface Connector
14
Table 7. Ethernet Connector Pin Assignment
15
Figure 7. Ethernet Connector
15
Table 8. DB9 Connector Pin Assignment
16
Figure 8. DB9 Connector
16
4 Preparation for Operation
17
Connection
17
Local Area Network Configuration
18
Figure 9. Local Network Configuration
18
Global Network Configuration
19
Figure 10. Global Network Configuration
19
Mobile Network Connection Configuration
20
Figure 11. Wireless Network Configuration
20
5 Contacts and Support
21
4
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iRZ RU21w Specifications
General
Brand
iRZ
Model
RU21w
Category
Network Router
Language
English
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