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FlexGain SA-FOM4 Installation And Operation Description

Fiber optical multiplexer
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V2.0
January 2003
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Summary of Contents for FlexGain SA-FOM4

  • Page 1 SA-FOM4 V2.0 January 2003...

  • Page 3: Table Of Contents

    SA-FOM4 Installation Description SA-FOM4-2.0-20030102 Installation Description Table of Contents PREVIOUS PREPARATION .................... 1 1.1 T ....................1 OOLS AND ATERIALS USER INTERFACE ......................2 2.1 F ..................2 RONT IEW AND 2.2 LED D ISPLAY TATUS ....................2 LOOPBACK TESTING .......................
  • Page 4 SA-FOM4 Installation Description SA-FOM4-2.0-20030102 ELECTRIC POWER AND GROUND INSTALLATIONS ........ 21 SYSTEM CONNECTIONS ....................22 ALARM OUTPUT PORT ....................25 -ii-...

  • Page 5: Previous Preparation

    SA-FOM4 Installation Description SA-FOM4-2.0-20030102 1. Previous Preparation 1.1 Tools and Materials Ground Strip Wire Cutters Multi-meter RJ-45 E1 connector cable RS232 Connector cable Power cable (AWG 8, Single-bone): One cable each for red and black Ground cable (AWG 14, Single-bone): One green cable...

  • Page 6: User Interface

    SA-FOM4 Installation Description SA-FOM4-2.0-20030102 2. User Interface 2.1 Front View and Rear View Figure 1 SA-FOM4 Front View Figure 2 SA-FOM4 Rear View-w//RJ-45 Connector 2.2 LED Display Status E1 Tributary E1 Service 1 2 3 4 Figure 3 LED Display Indicates the status of Near End.
  • Page 7 The optical interface has lost signal and buzzer is on. Red Light Blinking: SA-FOM4 is performing Near End Local Loopback There are four E1 tributaries LED – 1, 2, 3 and 4. Each indicates the status of E1 tributary 1, 2, 3 and 4.

  • Page 8: Loopback Testing

    This section explains the loopback testing theory. For operation details, please refer to Unit 4 DIP Switch Operation or Unit 5 CID Console Operation. SA-FOM4 is equipped with loopback testing function. This function enables user to locate the fail point of signal connection or equipment.

  • Page 9: Near End (Ne) L

    3.2 Near End (NE) Local Loopback (NELLB) This loopback mode tests the MUX/DEMUX function of local SA-FOM4. If the transmission quality is as expected, the electrical session of SA-FOM4 is not the cause of transmission problem. This function is available on CID Consol controlled model only.

  • Page 10: E1 Remote

    SA-FOM4 Installation Description SA-FOM4-2.0-20030102 Note: The E1RLB is set by the local CID. The system will malfunction if the E1RLB is set by remote system simultaneously. E1 REMOTE LOOPBACK (E1RLB) 4*E1 OPTICAL OPTICAL 4*E1 NEAR END FAR END (EIO) (OPT)

  • Page 11: Dip Switch Operation

    Before operation, please make sure the control model of product purchased. For CID operation, please refer to Unit 5 CID Interface. Three DIP switches are presented on SA-FOM4 front panel (see the following figure). 1. E1 Service: Turn on and off the E1 service. E1 Service switch is the left switch on Figure 7.

  • Page 12: E1 Local Loopback

    SA-FOM4 Installation Description SA-FOM4-2.0-20030102 4.2 E1 Local Loopback By switching the DIP Switch to LLB or NLL, user can turn on and off the local loopback function. The corresponding tributary interface is in local loopback status. The corresponding tributary interface is not in local loopback status.

  • Page 13: Cid Console Operation

    5.1 CID Connection Connect CID port with RS-232 to the com port of PC. SA-FOM4 software can be run under CRT, Telix or Hyper Terminal. When setting up, please set the Baud Rate to 9600, Data Bits to 8, parity check to none and stop bits to 1.

  • Page 14: Set E1 Locall

    SA-FOM4 Installation Description SA-FOM4-2.0-20030102 5.2 CID Main Menu E1 Unbalance 75 Ohm 1. Set In_Service (IS) Channel No. (1-4) 2. Set Out_Of_Service (OOS) Channel No. (1-4) 3. Set E1 Local Loopback (E1LLB) Channel No. (1-4) 4. Cancel E1 Local Loopback (E1LLB) Channel No. (1-4) 5.
  • Page 15 SA-FOM4 Installation Description SA-FOM4-2.0-20030102 5.3 System Report This command displays the status and alarm occurring in E1 channel 1 to 4 and optical fiber. Please enter a selection [0-9]: 0 Key in 0 at the above prompt under main menu to show the system report.
  • Page 16 SA-FOM4 Installation Description SA-FOM4-2.0-20030102 5.4 Set E1 Channel to In Service Please enter a selection [0-9]:1 Key in 1 and followed by pressing Enter at the prompt under main menu. The following prompt appears: Please enter In_Service Channel(s) No.: 4 3 2 1 Enter the E1 Channel Number(s) that user wishes to set to In Service status.
  • Page 17 SA-FOM4 Installation Description SA-FOM4-2.0-20030102 5.5 Set E1 Channel to Out Of Service Please enter a selection [0-9]: 2 Press 2 and the Enter key under main menu. The following prompt appears: Please enter Out_OF_Service Channel(s) No.: 2 4 Enter the E1 Channel Number(s) that user wishes to set to Out of Service status.
  • Page 18 SA-FOM4 Installation Description SA-FOM4-2.0-20030102 5.6 Set E1 Local Loopback Please enter a selection [0-9]: 3 Key in 3 and press the Enter key at the prompt “Please enter a selection:” under main menu. The following prompt appears: Do you want to enter MAINTENANCE Status <Y/N<any key>>? Y...
  • Page 19 SA-FOM4 Installation Description SA-FOM4-2.0-20030102 5.7 Cancel E1 Local Loopback Please enter a selection [0-9]: 4 Type in 4 and press the Enter key at the prompt “Please enter a selection:” under main menu. The following prompt appears: Please enter Cancel E1 Local Loopback Channel(s) No.: 4 Enter the E1 Channel Number(s) that user wishes to cancel the Local Loopback.
  • Page 20 SA-FOM4 Installation Description SA-FOM4-2.0-20030102 5.8 Set E1 Near End Local Loopback This function sets E1 channel 1 to 4 to Near End Local Loopback status, individual channel setting is not allowed. Please enter a selection [0-9]: 5 Key in 5 and press the Enter key at the prompt “Please enter...

  • Page 21: Cancel E1 Near

    SA-FOM4 Installation Description SA-FOM4-2.0-20030102 5.9 Cancel E1 Near End Local Loopback This function cancels Near End Local Loopback status of E1 channel 1 to 4, individual channel setting is not allowed. Please enter a selection [0-9]: 6 Key in 5 and press the Enter key at the prompt “Please enter...
  • Page 22 SA-FOM4 Installation Description SA-FOM4-2.0-20030102 5.10 Set E1 Remote Loopback Please enter a selection [0-9]: 7 Key in 7 and press the Enter key at the prompt “Please enter a selection:” under main menu. The following prompt appears: Do you want to enter the MAINTAIN Status <Y/N<any key>>? Y...
  • Page 23 SA-FOM4 Installation Description SA-FOM4-2.0-20030102 The above report is shown on the local site and the report shown on the remote site would appear as the following: SA-FOM4 system report STATUS E1LLB NELLB E1RLB E1RLBed Channel_1 Channel_2 Channel_3 Channel_4 Optical_1 - 19 -...

  • Page 24: Cancel E1 Remote

    SA-FOM4 Installation Description SA-FOM4-2.0-20030102 5.11 Cancel E1 Remote Loopback Please enter a selection [0-9]: 8 Type in 8 and press the Enter key at the prompt “Please enter a selection:” under main menu. The following prompt appears: Please enter Cancel E1 Remote Loopback Channel(s) No.: 1 Enter the E1 Channel Number(s) that user wishes to cancel the Remote Loopback.

  • Page 25: Electric Power And Ground Installations

    SA-FOM4-2.0-20030102 6. Electric Power and Ground Installations The power supply of SA-FOM4 can be either AC or DC. If both AC and DC are fed at the same time, the AC power is selected first and the DC power is used as a back up power source.

  • Page 26: System Connections

    Switch the impedance to 75Ω or 120Ω according to equipment specification. 75/120Ω Figure 11 75/120Ω Impedance Switch Step 2 Connects E1 input or output to equipment. SA-FOM4 consists of 4 E1 tributaries. Each E1 tributary uses four pins, i.e. transmit tip/ring and receive tip/ring. For -22-...
  • Page 27 SA-FOM4 Installation Description SA-FOM4-2.0-20030102 120Ω impedance RJ-45 is available and nine pins are designated to frame ground. RJ-45 Connector As indicated in the Figure 4, the RJ-45 pins are designated to TXTIPx, TXRINGx, RXTIPx, TXRINGx and FGND, respectively. RJ-45 Female Connector Pin1 Æ...
  • Page 28 SA-FOM4 Installation Description SA-FOM4-2.0-20030102 CID Console Port SA-FOM4 provides one front-panel RS232 CID Console port for connecting to a terminal or PC. The supervisory port utilizes male (plug) DB9 connector. The port is configured as DTE devices. Figure 14 shows the pinout and signals for the CID Console...

  • Page 29: Alarm Output Port

    SA-FOM4 Installation Description SA-FOM4-2.0-20030102 8. Alarm Output Port The Alarm output port uses NELTRON 3.96mm center wire to board connector, as shown in Figure 6. Alarm Contact M C M Figure 15 Alarm Output Port - 25 -...

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