Multitech MVPGK1 Guía de usuario Pagina 28
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28 MultiVOIP Gatekeeper User Guide
Introduction
This chapters procedures describe removal and replacement of the main hardware components of the
Gatekeeper. Before removing or replacing any component, disconnect the cables from the back of the
Gatekeeper and remove the Gatekeeper from its rack enclosure per instructions. The Gatekeeper has
been designed to make this process as efficient as possible, but if you experience problems, contact
Multi-Tech Technical Support (see chapter 7).
Disconnecting Cables and Removal from Enclosure
The steps below describe how to remove the Gatekeeper from its rack enclosure. These steps must be
followed before any internal component can be removed or replaced.
Warning: Any time power is removed, turn off the Master Power switch inside the front door.
Note: In order to make re-connection easier, be sure to note or label all cable connections
before disconnecting any cables from the Gatekeeper.
1 Shut down Windows NT Server.
2 Remove the power cord from the back of the Gatekeeper.
3 If connected, disconnect the video, COM 1, and keyboard cables from the back of the SBC.
120
Cover Mounting
Screws
Cover
Network
Interface
Card
COM 2
(DB15)
Printer Port
(DB25)
SBC Backplane
Power Supply
100M
LINK
ACT
Fig.4-1. Back Panel Connectors
4 If a LAN is connected to the Gatekeeper
, disconnect twisted-pair cable at the NIC.
5 Remove the four rack enclosure mounting screws from the front of Gatekeeper and
remove the Gatekeeper from the rack enclosure. See Figure 4-2.
Handle
Enclosure
Mounting Holes
Fan Intake Vents
Rack Enclosure
Mounting
Screws
Fig. 4-2. Rack Enclosure Mounting Screws
6 To re-attach cables and re-mount the Gatekeeper, follow steps 1-5 in reverse order and
sense. That is,
a. (Two people are needed.) Replace the Gatekeeper in the rack enclosure and
secure it using the four mounting screws that were removed in Step 5.
- MultiVOIP Gatekeeper 1
- Model MVPGK1 1
- Hardware User Guide 1
- User Guide 2
- Contents 3
- 6 Troubleshooting 35 4
- Appendices 45 4
- 1 Introduction/Description 5
- System Overview 6
- Technical Specifications 7
- SBC (Single Board Computer) 8
- Display: 9
- NIC Board (EN10100 PCI Card) 10
- Chapter 1 - System Overview 11
- 2 Installation and Setup 13
- Rack Mounting 15
- Cable Connections 15
- NIC Cabling 16
- SBC Board Cabling 16
- Powering Up 17
- 3 Single Board Computer 19
- Introduction 20
- Component Locations 21
- 4 PCI NIC Board 23
- About PCI Bus 25
- Features 25
- LED Indicators 26
- 5 Hardware Removal/ 27
- Replacement 27
- Card Cage Removal/Replacement 29
- GateKeeper 30
- Board Removal and Replacement 31
- Removing NIC Board 32
- 6 Troubleshooting 35
- Hardware Troubleshooting 36
- Chapter 6 - Troubleshooting 37
- Diagnostic Tests 38
- Calling Technical Support 39
- 7 Service, Warranty, and 40
- Technical Support 40
- Limited Warranty 41
- Ordering Accessories 42
- Tech Support 43
- About the Internet 43
- Appendices 44
- Pin Identification 45
- 6-Pin Circular Jack 46
- SBC Onboard Connectors 48
- Printer Port Connector 49
- COM 2 Port Connector 50
- Hard Disk Connector 50
- COM2 Connector 51
- External Keyboard Connector 51
- Reset Connector 51
- Floppy Disk Drive Connector 51
- Hard drive Connector 52
- Hard drive LED Connector 53
- Power Connector 53
- Expansion Slots 54
- ISA Bus Pin Assignments 55
- How to Set Jumpers 56
- Jumper Settings 57
- JP4 : CPU Clock Selection + 58
- Table B-4. DMA Channels Map 61
- Table B-5. Memory Map 61
- Table B-6. I/O Map 61
- Green PC Function 62
- Power Saving Block Diagram 63
- CPU Doze Mode 63
- System Standby Mode 63
- System Suspend Mode 63
- Award BIOS Setup 64
- Entering Setup 65
- SBC Configuration 66
- VGA Driver Utilities 67
- The BIOS Features Setup Menu 69
- Virus Warning 70
- Quick Power On Self Test 70
- Boot Sequence 70
- Boot Up Floppy Seek 70
- Boot Up NumLock Status 71
- Boot Up System Speed 71
- Gate A20 Option 71
- Typematic Rate Setting 71
- Typematic Rate (Chars/Sec) 71
- Chipset Features Setup 72
- DRAM Settings 73
- Cache Features 73
- PCI and IDE Configuration 73
- Power Management Setup 74
- Doze Mode 75
- Standby Mode 75
- PCI IRQ Activated by 76
- PCI IDE IRQ Map to 76
- Onboard PCI SCSI Chip 76
- Load BIOS Defaults 76
- Load Setup Defaults 76
- Integrated Peripherals 77
- Password Setting 77
- IDE HDD Auto Detection 78
- HDD Low Level Format 79
- Save & Exit Setup 80
- Canadian Limitations Notice 82
- Power Supply Unit 84
- Communication Module 84
- Carrier Card Expansion Card 84
- SITS/82/005S/D 85
- Compliance with BS6328 Part 1 85
- S0000122, Rev B 87
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