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Switch S1-8: Response to RDLRequest
Use Switch S1-8 to allow Model 1092A to enter the Remote Digital
Loopback diagnostic test when requested to do so by the far end Model
1092A For example, when Switch S1-8 is set to “ON”, it will enter RDL
mode (See Section 5.3.2) when requested to do so by the remote
Model 1092A.
S1-8 Setting
On Response to RDL Request Enabled
Off Response to RDLRequest Disabled
3.1.2Configuration DIPSwitch Set “S2”
Use the DIP Switches in Switch S2 to enable 19.2 kbps
synchronous operation, 2-Wire/4-Wire configuration and loopback
modes from DTE . The following table summarizes default positions of
DIP Switch S2. Detailed descriptions of each switch follow the table.
Switch S2-1: Data Rate
Use Switch S2-1 with Switches S1-1 and S1-2 to enable additional
data rates. The Table in Section 3.1.1 shows all possible bit rate
settings for Switches S1-1, S1-2, and S2-1.
Switch S2-2: Front Panel Switch Enable
Use Switch S2-2 to enable or disable the front panel toggle
switches.
S2-2 Setting
On Disable the Front Panel Switches
Off Enable the Front Panel Switches
S2 SUMMARY TABLE
Position Function Factory Default
S2-1 Data Rate Off
S2-2 Front Panel Switch EnableOff Enable
S2-3
Response to LAL from DTE
OffDisabled
S2-4 2-Wire/4-Wire Off 2-Wire
S2-5 Not Assigned Off
S2-6
Response to RDL from DTE
On Enabled
S2-7 Not Assigned Off
S2-8 Not Assigned Off
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Switch S2-3: Response to Local Line Loop Requests from DTE
Use Switch S2-3 to enable Local Line Loopback control from the
local DTE interface (See Section 5.3.1).
S2-3 Activation Description
Off Disabled Ignore Local Line Loop Back
request from DTE interface
On Enabled Respond to Line Loop Back
request from DTE interface
Switch S2-4: 2-Wire/4-Wire
Use Switch S2-4 to configure 2-Wire or 4-Wire twisted pair
operation.
S2-4 Setting Description
Off 2-Wire 2-Wire Operation
On 4-Wire 4-Wire Operation
Switch S2-5: Not Assigned
Switch S2-6: Response to RDL Request from DTE
Use Switch S2-6 to enable RDL control from the local DTE. In the
enabled setting, the 1092A responds to RDL requests from the local
DTE by sending an RDL loop request to the remote Model 1092A (See
Section 5.3.2).
S2-3 Activation Description
Off Disabled Ignore Remote Digital Loopback
request from DTE interface
On Enabled Respond to Remote Digital Loop
Back request from DTE interface
Switches S2-7 and S2-8: Not Assigned