Instruction/ maintenance manual of the product 202T, MIU202T Telenetics
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Document No. 49 - 0002 - 011 Rev. A Installation, Operation & Diagnostics for the MIU202T Industrial Grade, Bell 202T Standalone Modem.
Document No. 49 - 0002 - 011 Rev. A Telenetics Corporation ARC Electronics 800 - 926 - 0226.
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 1 TABLE OF CONTENTS 1. STANDARDS ......................................................................................................... 2 2. PRODUCT OVERVI EW ...........
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 2 1. STANDARDS Meets FCC Rules Part J, Subpart 15, Class A for radiated emissions.
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 3 2. PRODUCT OVERVIEW The MIU202T is an industrial grade B ell202T modem for connection to unconditioned and conditioned, voice grade, type 3002 two or four - wire leased lines and metallic lines (eg; pilot wires).
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 4 3. GENERAL PRODUCT SPECIFICATIONS Dimensions: 5.3 x 4.0 x 1.375 inches Weight: 1 lb Voltage Supply : Standard Model: 40 to 270VDC 40 to 270VAC, 50/60Hz LV Model (Suffix “ - LV”): 9 to 36VDC Current Requirements : 12VDC 24VDC 125VDC 120VAC 220VAC 65mA 27mA 7.
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 5 4. MODEM SPECIFICATIONS Modulation: Bell202T Modulation Type: FSK Synch/Async: Asynchronous Only Data Rate: 0 – 1200bp.
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 6 Other Features Receiver Equalization: Compromise Equalization Self Test Diagnostic s: None Local Analog Loopback: See Se.
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 7 5. ANALOG LINE SPECIFICATIONS The MIU202T contains analog circuitry for connection to the public conditioned or unconditioned, Bell type 3002, 2 or 4 - wire, full duplex voice grade leased lines or metallic lines (eg; pilot wires).
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 8 6. ANALOG MICROWAVE INTERFACE The MIU202Tis designed to interface to a Microwave radio voice channel network with the following specifications: Phase Jitter (10 to 300Hz)1 degree peak - to - peak, max.
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 9 Crosstalk (unintelligible): Adjacent channel 28dBrnc0 maximum (24 455B weighted noise at 0 dBmO dBrnc0 typical).
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 10 7. POWER CONNECTIONS.
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 11 8. SERIAL DATA PORT PIN - OUTS.
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 12 9. DIP SWITCH FUNCTIONS IMPORTANT NOTE: Invert modem to view dip switches as shown above Table 1 Switch Function ON OFF.
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 13 Table 2: RTS/CTS Delay Time 2 Wire 4 Wire Switche d Carrie r Constan t Carri e r Switch 4 Switch 5 Switch 9 Soft Carrie.
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 14 10. MODEM CONFIGURATION The following table provides the Dip Switch settings required for most modem application config.
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 15 11. LED INDICATOR.
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 16 12. OUTLINE DRAWING & MOUNTING.
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 17 13. DIAGNOSTICS The following pages provide hardware techniques for diagnosing communication problems and thereby isolating the problem at the local modem, the remote modem or the interco nnecting line.
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 18 Test 3: Received Signal Level Set Dip Switch 1 OFF (TxA = - 10dBm) and Dip Switch 3 OFF (RxA = - 43dBm). CD will be ON. Run a test message at TxD and verify that the same message is received at RxD with no data errors.
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 19 (c) REMOTE DIGITAL L OOPBACK – 4/Wire Network (Figure 5) Configure both the local and remote modems as follows: Switc.
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 20 (d) LINE DIAGNOSTICS (i) Typical modem configuration for 4 - wire Point - to - Point system… Switch 1 = ON (TxA = 0dBm) Switch 3 = ON (RxA = - 33dBm) Switch 4 = OFF (RTS/CTS = 1ms) Switch 5 = OFF (RTS/CTS = 1ms) Switch 6 = ON (Constant Carrier mode).
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MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 24 NOTES:.
An important point after buying a device Telenetics 202T, MIU202T (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Telenetics 202T, MIU202T yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Telenetics 202T, MIU202T - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Telenetics 202T, MIU202T you will learn all the available features of the product, as well as information on its operation. The information that you get Telenetics 202T, MIU202T will certainly help you make a decision on the purchase.
If you already are a holder of Telenetics 202T, MIU202T, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Telenetics 202T, MIU202T.
However, one of the most important roles played by the user manual is to help in solving problems with Telenetics 202T, MIU202T. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Telenetics 202T, MIU202T along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center