TeleneticsメーカーMIU202Tの使用説明書/サービス説明書
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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 22.
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 23.
MIU202T Installation, Operation & Diagnostics Edition: April 4, 1998 Page 24 NOTES:.
デバイスTelenetics MIU202Tの購入後に(又は購入する前であっても)重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります:
Telenetics MIU202Tをまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはTelenetics MIU202Tの技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Telenetics MIU202Tの取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Telenetics MIU202Tで得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Telenetics MIU202Tを既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はTelenetics MIU202Tの不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Telenetics MIU202Tに関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちTelenetics MIU202Tデバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。