Manuale d’uso / di manutenzione del prodotto E220 HFAC HDSL2 del fabbricante ADTRAN
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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: .
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il ADTRAN E220 HFAC HDSL2 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del ADTRAN E220 HFAC HDSL2 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso ADTRAN E220 HFAC HDSL2 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul ADTRAN E220 HFAC HDSL2 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il ADTRAN E220 HFAC HDSL2, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del ADTRAN E220 HFAC HDSL2.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il ADTRAN E220 HFAC HDSL2. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo ADTRAN E220 HFAC HDSL2 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
