SWITCH SET SW1
The configuration switches on switch set SW1 set analog loopback, digital loopback and V.54 enable/disable. The default settings are summarized in Figure 3 (below).
SW1 SUMMARY TABLE
Position | Function | Factory Default | |
DTE Control of Analog Loopback | On | Enabled | |
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DTE Control of Digital Loopback | On | Enabled | |
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Not Used | Off | n/a | |
Not Used | Off | n/a | |
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Not Used | Off | n/a | |
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Not Used | Off | n/a | |
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Not Used | Off | n/a | |
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V.54 Enable/Disable | Off | Enabled | |
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Figure 3. Summary of DIP switch settings for set SW1
SW1-1: DTE Initiation of Local Analog Loopback Test
The setting for switch
Setting | |
On | Pin 18 initiation enabled |
Off | Pin 18 initiation disabled |
SW1-2: DTE Initiation of Remote Digital Loopback Test
The setting for switch
Setting | |
On | Pin 21 initiation enabled |
Off | Pin 21 initiation disabled |
SW1-3 through SW1-7: Not Used
(continued)
5
SW1-8: V.54 Enable/Disable
The setting for switch
Setting | |
On | V.54 test functions disabled |
Off | V.54 test functions enabled |
SWITCH SET SW2
The configuration switches on switch set SW2 set data rate, clock source, carrier control and RTS/CTS delay. The default settings are summarized in Figure 4.
SW2 SUMMARY TABLE
Position | Function | Factory Default | |||
Data Rate | Off | } |
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Data Rate | On | 56 Kbps | |||
Data Rate | Off |
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Clock Source | On | } | Internal | ||
Clock Source | On | ||||
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Carrier Control | Off |
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RTS/CTS Delay | On | } | 7 ms | ||
RTS/CTS Delay | On | ||||
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Figure 4. Summary of DIP switch settings for set SW2
SW2-1 through SW2-3: Data Rate Setting
Switches
Setting | |||
On | Off | Off | 64 Kbps |
Off | On | Off | 56 Kbps |
Off | Off | On | 32 Kbps |
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| 6 |
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