Patton electronic 2070 ユーザーズマニュアル

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3.0  CONFIGURATION
The Model 2070 is easy to install and is ruggedly designed for
excellent reliability.  The following instructions will help you set up and
install the Model 2070 properly.  
3.1.  OPENING THE CASE
To use the Patton Model 2070, you must first configure the unit for
your application.  To do so, first open the case by inserting a flat head
screw driver into an open slot on either side of the case, as in Figure 1. 
Twist the screw driver head slightly and the top half of the case will
separate from the lower half, as in Figure 2. You now have access to
the internal switches used to configure the unit.
After opening the case, please refer to the section that pertains to
your unit for configuration details.
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Figure 1. How to Use a Small Flathead Screwdriver to Begin to Open the Model 2070 Case
Figure 2: How to Use a Small Flathead Screwdriver to Finish Opening the Model 2070 Case   
Notice!
The RJ-45 G.703 port of the Model 2070  is intended
to connect to telecommunication network voltage (TNV)
circuits which may carry dangerous voltages.  Therefore the
power and network cables must be disconnected prior to
switch and jumper configuration.  
3.2  CONFIGURATION  (MODEL 2070/Ax  V.24 VERSION)
The Model 2070/Ax  uses a mini DIP switch package and jumper
strap that allow configuration to a wide range of applications.  The
switch and the jumper are located on the bottom side of the PC Board.
Follow the instructions below to configure the 2070/Ax (V.24 Version).
See Section 3.3 to configure the Model 2070/Cx (V.35 Version) or
Section 3.4 to configure the Model 2070/Dx (X.21 Version)
3.2.1  Configuration Switch Set “S1”
The four switches on DIP Switch S1 are used to select the test
mode and clock mode functions.  Figure 3 shows the position of Switch
S1 on the bottom side of the Model 2070/Ax PC board.
Figure 4 shows the orientation of the Switches on DIP Switch S1
with respect to ON/OFF positions.  The default settings for DIP switch
S1 are shown in the table on page 7.  Detailed descriptions of each
switch follow the table. 
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Figure 4. Close-up of DIP Switches Showing “ON” and “OFF” Positions
ON
1
2
3
4
Figure 3. Location of Switch S1 on the bottom of the Model 2070/Ax PC board
ON
1 2 3 4
OFF
ON
Switch S1
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