6.0 LED STATUS MONITORS
The Model 1194 features front panel LEDs that monitor power, network, fiber, and diagnostic signals. Figure 10 shows the front panel location of each LED. Table 3 describes each LED’s function.
Model 1194E Single Mode Fiber - Quad G.703/G.704 Modem
Power | Fiber | G.703/G.704 |
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| G.703/G.704 Test Modes |
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| P1 | P3 | 511 | ||||||
| Link |
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| Link |
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| TM |
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| NS |
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| NS |
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| ERR |
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| P1 | P2 | P3 | P4 | P1 | P2 | P3 | P4 | P2 | P4 | 511E |
Fiber LEDs | Diagnostics LEDs | |
Power LED | Network LEDs | |
| Figure 10. Front panel picture of 1194 | |
| Table 3: Front panel LED descriptions | |
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LED | LED color | Description |
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POWER | Green | Indicates the presence of AC or DC power |
FIBER LINK | Green | Indicates the unit fiber link is synchronized |
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| and operating correctly |
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FIBER NS | Red | Indicates the absence or synchronization |
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| or fiber connection |
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Network Link (4) | Green | Indicates synchronization of the corre- |
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| sponding E1 or T1 port |
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Network Loss (4) | Red | Loss of synchronization or link of the cor- |
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| responding E1 or T1 port |
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Test Mode TM (4) | Yellow | Indicates the activation of Local, Remote, |
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| or 511/511 pattern for corresponding E1 |
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| or T1 port |
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Error ERR (4) | Red | Indicates the presence of errors in test |
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| pattern data received |
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