ATL AM2048A OM, Руководство пользователя

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ATL TELECOM USER GUIDE
AM2048A OS/OM
5
7.6.2 X.21 39
7.6.3 V.35 40
7.6.4 e-PIM 41
7.7 FRONT PANEL 42
7.7.1 Controls 42
7.7.1.1 Disabling the Front Panel Controls 42
7.7.1.2 Setting Master/Slave 42
7.7.1.3 Resetting to Factory Default Configuration 42
7.7.1.4 Setting Loops 42
7.7.2 Indicators 43
8.1 G.703 PLUG IN MODULE 45
8.2 X.21 PLUG IN MODULE MK I 45
8.3 X.21 PLUG IN MODULE MK II 46
8.4 V.35 PLUG IN MODULE (MK I AND MK II) 46
8.5 MOTHERBOARD 47
10.1 OPTICAL TRANSMISSION 53
10.2 DSL TRANSMISSION FRAME 54
10.3 CONTROL CIRCUIT 54
10.4 ALARM INTERFACE 55
10.5 USER INTERFACE MODULES 55
11.1 TELECOMMUNICATION STANDARDS 57
1 1 C O M P L I A N C E N O T E S 5 7
1 0 S Y S T E M O V E R V I E W 5 3
9 F R E Q U E N T L Y A S K E D Q U E S T I O N S 4 9
8 I N T E R N A L L I N K S A N D F U S E S 4 5
4.8.2.2 G.703-to X.21/V.35 DCE 23
4.8.3 Crossing an SDH Network 23
4.8.4 Crossing a PDH Network 24
4.9 G.703 OPTIONS 24
4.9.1 Impedance 24
4.9.2 Timing 24
4.9.3 Framing 25
4.9.3.1 Unstructured Operation 25
4.9.3.2 Structured Operation 26
4.9.3.3 Structured Working, CRCs Enabled 27
4.9.4 ETS 300 233 Loopbacks 28
6.1 END TO END DELAY 33
6.2 JITTER 33
6.3 OPTICAL RANGE 33
7.1 MAINS POWER SUPPLY 35
7.1.1 240V Plug Top PSU 35
7.1.2 240V In Line PSU 35
7.1.3 110V In-line PSU 35
7.2 DC POWER INLET 35
7.3 OPTICAL TRANSMISSION LINE 36
7.4 SERIAL CONTROL 36
7.5 ALARM INPUT/OUTPUT PORT 37
7.6 INTERFACE MODULES 38
7.6.1 G.703 38
7 I N T E R F A C E S 3 5
6 T R A N S M I S S I O N P E R F O R M A N C E 3 3
5 C O M M I S S I O N I N G 3 1
4 ATL TELECOM USER GUIDE
AM2048A OS/OM