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A good user manual
The rules should oblige the seller to give the purchaser an operating instrucion of Telex IP-223 iDen Interface NI-223 Plus, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.
What is an instruction?
The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Telex IP-223 iDen Interface NI-223 Plus one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.
Unfortunately, only a few customers devote their time to read an instruction of Telex IP-223 iDen Interface NI-223 Plus. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.
What should a perfect user manual contain?
First and foremost, an user manual of Telex IP-223 iDen Interface NI-223 Plus should contain:
- informations concerning technical data of Telex IP-223 iDen Interface NI-223 Plus
- name of the manufacturer and a year of construction of the Telex IP-223 iDen Interface NI-223 Plus item
- rules of operation, control and maintenance of the Telex IP-223 iDen Interface NI-223 Plus item
- safety signs and mark certificates which confirm compatibility with appropriate standards
Why don't we read the manuals?
Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Telex IP-223 iDen Interface NI-223 Plus alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Telex IP-223 iDen Interface NI-223 Plus, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Telex service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Telex IP-223 iDen Interface NI-223 Plus.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the Telex IP-223 iDen Interface NI-223 Plus item, and its use of respective accessory, as well as information concerning all the functions and facilities.
After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.
Table of contents for the manual
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Page 1
Model NI223 plus IP-223 iDen® Interface Technical Manual March 2008 Telex P/N LIT000150000 R e v i s i o n C[...]
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Page 2
NI223Plus - 3 - Table of Contents 1 General ................................................................................... 4 2 Front and Rear Panel Connections and Indicators ............ 4 2.1 Front Panel LED ............................................................................................................ .4 2.2 Rear Panel Connecto[...]
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Page 3
- 4 - NI223Plus 1 General The NI223 plus is an iDen® interface product designed to connect the IP-223 Ethernet Adapter Panel to the iDen® network. The iDen® Radio Interface can be used to make Direct Connect, Group Call, Alert Calls or Emergency Group calls over the iDen® network. The IP-223 and the NI223 plus mak es the Nextel network an IP as[...]
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Page 4
NI223Plus - 5 - 3 IP-223/NI223 plus Setup 3.1 IP-223 Setup 3.1.1 Jumper Settings Jumper Position Connection Type “A” Single Ended Tx/Rx Audio Line 1: J3, J9, J11, J16, J21 Line 2: J19, J20, J25, J28, J29 “A” 600 Ohm Rx Termination Line 1: J14 Line 2: J24 “B” Serial Port Communications Jumpers (TTL) Line 1: J35 Line 2: J26 “B” 4 Wire[...]
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Page 5
- 6 - NI223Plus listening consoles. Configuration of the ring multicast and port numbers must be unique and consistent with the IP-223 and any listening cons ole. For console configurations, please refer to the specific User Manual for tha t product. Afte r the iDen® Radio Mode has been set, the IP-22 3 must be reset. Figure 2 shows the iDen® Rad[...]
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Page 6
NI223Plus - 7 - 3.2 Connecting the IP-223 and the NI223 plus Figure 3 Connections between IP-223 and NI223 plus Connect the IP-223 and the NI223 plus to the iDen® radio as show n in Figure 3. The power for the NI223 plus will be obtained from the same power conn ector the IP-223 is using. Make sure the polarities are correct to avoid damaging the [...]
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Page 7
- 8 - NI223Plus 3.4 C-Soft Setup Note This example shows a basic setup for C-Soft. Please refer to the User manual for other Vega IP based consoles if necessary . 3.4.1 Setup IP Multicast List Figure 4 Setup IP Multicast List – iD en® Radio in Phone Mode operation Figure 4 shows an example of setting two lines in Phone mode. In this example, the[...]
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Page 8
NI223Plus - 9 - 3.4.3 C-Soft Phone Control Buttons Figure 6 C-Soft Phone Control Buttons Setup Figure 6 shows a few of the basic C-Soft Phone Control buttons. Any button can be configured for a task by Right-Clicking on the button, then using the UI Elem ent Function pull down menu. In this case, Phone – On/Offhook was selected. The Remote Phone [...]
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Page 9
- 10 - NI223Plus 4.2.1 A-Key, Alert The ‘A’ key is used to send an Alert function ov er the iDen® system. Using the standard dialing keys, enter the ID of the radio. Press the “A” key to send the alert. 4.2.2 B-Key, Send The “B” key is used as a send button when placing a manually dialed phone call. Take th e phone line offhook, dial t[...]
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Page 10
NI223Plus - 11 - 5.1.2 Receive Audio Alignment The standard Receive audio alignment procedures should be followed for the NI223 Plus installation. With AGC turned OFF, inject a 0dBm test tone into the IP-223 front end and measure the level at the Receive audio test poin t s for line 1 or 2. (TP13 or TP1) The level should be near, but below 0dBm ref[...]
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Page 11
- 12 - NI223Plus 6 Cable Assembly 9 17 15 11 8 20 2 18 5 4 6 10 2 1 1 3 7 12 P1 P2 P3 P4 P5 19 P6 UNDERSIDE WIRING T ABLE CABLE No. 1 CABLE No. 2 CABLE No. 3 CABLE No. 4 21 CABLE No. 5 22 16 2 9 6 9 A 13 DET AIL A SCALE 1 : 1 6 14 PIN TO PIN COLOR CABLE No. P1-1 - P4 -1 RED 3 P1-2 - P6 -9 RED 5 P1-3 - P6-1 WHITE 5 P1-4 NC P1-5 - P3- J5 ORANGE 2 P1-[...]
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Page 12
NI223Plus - 13 - 7 W arranty , Service, Repair , and Comments Important! Be sure the exact return a ddr ess and a description of the problem or work to be done are enclosed with your equipment. Warranty (Limited) All Telex Communications, Inc. ma nufactured V ega Signaling p roducts are guaran teed against malfunction due to defects in materials a [...]
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Page 13
- 14 - NI223Plus 8 NI223 Plus S pecifications Operating Temperature Range: • 0 to 55 ° C for full specifications Power Requirements: • +12 to +16 VDC, semi-regulated, 1A Max. Dimensions: • 2 ¾ ” W x 4 ¾ ” D x 1 ¾ ” H Front Panel Indicators: • Green LED Power Indicato r Rear Panel Connections: • DB25 • Earth Ground. Specificati[...]