| Table | Functional Outline of Line/Trunk Circuit Cards (Continued) | |
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CARD NAME | FUNCTIONAL | FUNCTIONAL OUTLINE | |
NAME |
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| DIT |
| |
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| This card is equipped with the function for loop detection, sending reverse signal and |
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| PB to DP signal conversion. This card is internally equipped with |
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| Power supply. |
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| DK |
| Circuit card for External Relay Control/External Key Scan |
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| This card is provided with eight circuits, and can provide the |
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| functions on a per circuit basis. |
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| DLC |
| |
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| ElectraPro/DSS Console |
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| This card is equipped with quick diagnostics to detect short line conditions and the |
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| normality (Synchronous/Asynchronous) of the terminal. |
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| DLC |
| |
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| DESKCON |
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| This card is equipped with quick diagnostics to detect short line conditions and |
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| normality (Synchronous/Asynchronous) of terminal. This card is internally equipped |
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| with a |
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| DLC |
| |
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| Console |
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| This card is equipped with quick diagnostics to detect short line conditions and the |
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| normality (Synchronous/Asynchronous) of the terminal. This card is internally |
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| equipped with |
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| DLC |
| |
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| III/DSS Console/DESKCON |
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| This card is equipped with quick diagnostics to detect short line conditions and the |
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| normality (Synchronous/Asynchronous) of the terminal. |
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| DLC |
| |
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| Console |
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| This card is equipped with quick diagnostics to detect short line conditions. |
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| DLC |
| |
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| DESKCON |
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| DPC |
| |
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| This card is used for the |
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| path connection. This card can accommodate a maximum of two DTE with V.11 (X.21) |
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| interface or V.24/V.28 |
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| ILC |
| |
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| This card provides a physical interface to ISDN Terminals. |
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| LC |
| |
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| Loop resistance: Max. 600 ohms |
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| This card is equipped with the function for controlling Message Waiting Lamp. |
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| Each 4 circuits are equipped with momentary open function. |
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| This card is equipped with quick diagnostics to detect short and open line conditions. |
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| This card is internally equipped with a +80 V |
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NDA-24219 CHAPTER 2
Page 13
Revision 2.0