ADTRANメーカーE220 HFAC HDSLの使用説明書/サービス説明書
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1 61221051L1-5, Issue 1 61221051L1-5A Section 61221051L1-5A Issue 1, April 2000 CLEI # T1L4FFCC_ _ E220 HF AC HDSL / HDSL2 FUSE Alarm Control Unit Installation and Maintenance Trademarks: Any brand names and product names included in this document are trademarks, registered trademarks, or trade names of their respective holders.
2 61221051L1-5, Issue 1 61221051L1-5A C A U T I O N ! SUBJECT TO ELECTROSTATIC DAMAGE OR DECREASE IN RELIABILITY. HANDLING PRECAUTIONS REQUIRED. Electrical cable compliance Table 1 shows the Compliance Codes for HFAC.
3 61221051L1-5, Issue 1 61221051L1-5A Table 2. S1 Switch Options (arrow indicates default setting) Switch Function S1-1 .................................. Errored Seconds Down ................................ Minor Alarm Up (open) ....................
4 61221051L1-5, Issue 1 61221051L1-5A Table 3. S2 Switch Options (arrow indicates default setting) Switch Function S2-1 ........... S2-2 ............. ES Alarm Threshold Down ......... Down ............ No Alarm Up (open) .. Down ............ 15 Down .
5 61221051L1-5, Issue 1 61221051L1-5A Severely Errored Seconds (SES) Alarm The locations shown in Figure 4 are monitored for Severely Errored Seconds and counts are maintained for each location. If any of these counts exceed the SES programmed threshold (see Tables 1 and 2) an alarm will be generated.
6 61221051L1-5, Issue 1 61221051L1-5A resulting from blown fuses in the HFAC, HTU-C, or HCOT units, or from communications failure between any HTU-C and the HFAC. Alarm severity and threshold value can be provisioned for the errored second, severely errored second, and unavailable second parameters.
7 61221051L1-5, Issue 1 61221051L1-5A Figure 6. Control Port Pin Assignments (DCE Configuration) 6 7 8 9 1 2 3 4 5 TXD (TXD to DTE) RXD (TXD from DTE) DTR SGN GND DSR RTS CTS interconnect subsequent shelves. Each shelf controller should be assigned unique sequential shelf addresses.
8 61221051L1-5, Issue 1 61221051L1-5A technical support phone numbers along with serial numbers, CLEI codes, date of manufacture information for each active HDSL / HDSL2 system element, and if the circuit has an installed HDSL / HDSL2 range extender (HRE / H2R).
9 61221051L1-5, Issue 1 61221051L1-5A Figure 8. Main Menu Screen 08/08/70 17:57:06 SHELF ADDRESS = 00 HFAC MAIN MENU 1: SHELF STATUS SUMMARY 2: PERFORMANCE DATA 3: ALARM STATUS 4: LOOPBACK CONTROL 5: ADTRAN INFORMATION 6: TROUBLESHOOTING 7: SELF-TEST OPTIONS 8: PROVISIONING 9: PROTECTION SWITCHING CHOOSE 1-9 : Figure 7.
10 61221051L1-5, Issue 1 61221051L1-5A Shelf Status Summary Screen The Shelf Status Summary Screen shown in Figure 9 provides a top-level look at the alarm and provisioning of data for the shelf and each circuit within the shelf.
11 61221051L1-5, Issue 1 61221051L1-5A Figures 10 and 10A consolidate current information for the HDSL / HDSL2, DSX-1, and DS1 interfaces. A key to the information provided is found in the center of the screen. Arrows indicate the key applies to both the HTU-C and HTU-R.
12 61221051L1-5, Issue 1 61221051L1-5A Shelf Controller Options From the Shelf Status Summary Screen, all shelf controller options may be reviewed. By typing O at the Shelf Status Summary Screen, the Shelf Options Setup Screen may be accessed. This screen is illustrated in Figure 11 .
13 61221051L1-5, Issue 1 61221051L1-5A Performance History Screen Detailed information concerning 15-minute performance history and 24-hour performance history for any given slot may be viewed by typing the slot number and S from the slot specific Performance Data Screen.
14 61221051L1-5, Issue 1 61221051L1-5A Alarm Status Screen Selection of item 3 from the Main Menu presents the Alarm Status Screen, Figure 14 . This screen is a composite display of all current alarms for each of the 13 slots. Alarm types are indicated by the number 1 for Critical, 2 for Major, and 3 for Minor alarms.
15 61221051L1-5, Issue 1 61221051L1-5A Loopback Status Summary Screen Item selection 4, Loopback Control, from the Main Menu displays the loopback status information for all of the HTU-C, HRE, and HTU-R units monitored by the HFAC.
16 61221051L1-5, Issue 1 61221051L1-5A Troubleshooting Screen The Troubleshooting Screen (Main Menu, Item 6) provides a graphical presentation of trouble areas. Different parts of the diagram will be highlighted (on terminals that support reverse video) to indicate the trouble locations.
17 61221051L1-5, Issue 1 61221051L1-5A Self-Test Options Screen By selecting item 7 from the Main Menu, the Self- Test Options Screen ( Figure 19 ) is presented. From this screen, a self-test for the HTU-C, HTU-R, and HFAC controller can be initiated.
18 61221051L1-5, Issue 1 61221051L1-5A Provisioning Summary Screen Selection of item 8 from the Main Menu supplies provisioning information on individual circuits being accessed by the HFAC. Figure 20 is a slot-specific provisioning screen showing the provision option item, current settings, and hardware settings for that particular circuit.
19 61221051L1-5, Issue 1 61221051L1-5A Protection Configuration Screen The protection configuration screens (Figure 21 and 22) provides status and control details for fault protected circuits. NOTE The screens provided below are typical and may vary slightly depending on the hardware installed.
20 61221051L1-5, Issue 1 61221051L1-5A Power -48 VDC @ 60 mA (maximum) Physical Dimensions: ............. 5.6" high x 1.25" wide x 10.1" deep Weight: ..................... < 1 pound Temperature Operating: ................ -40 ° C to +70 ° C Storage: .
デバイスADTRAN E220 HFAC HDSL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:
ADTRAN E220 HFAC HDSL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ADTRAN E220 HFAC HDSL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。ADTRAN E220 HFAC HDSL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。ADTRAN E220 HFAC HDSL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。
ADTRAN E220 HFAC HDSL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ADTRAN E220 HFAC HDSL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、ADTRAN E220 HFAC HDSL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ADTRAN E220 HFAC HDSL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。