Multitech MVPGK1 Guía de usuario Pagina 31
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MultiVOIP Gatekeeper User Guide 31
Chapter 5 - Hardware Removal/Replacement
Board Removal and Replacement
Removing SBC Board
1 Remove the Gatekeeper
from rack enclosure (two people are needed). Follow the
procedure Disconnecting Cables and Removal from Enclosure presented above.
Summary: after powering down the unit and disconnecting all power and signal cables,
employ two people to remove its rack-mounting screws and lift the unit out of the rack.
2 Remove the top cover from the Gatekeeper
by removing the seven cover mounting
screws located in the back of the Gatekeeper. (See Figure 4-3.)
3 Disconnect the four ribbon cables from the SBC. (See Figure 4-6.) Depending on
your configuration, you may not have all four ports in use.
SIMM 1
SIMM 2
SIMM 3
SIMM 4
6xx86
CPU
JP1
JP
8
JP
9
JP2
JP
3
Chipset
Chipset
JP4
IDE 1
IDE 2
FDD
PRT
COM
2
VGA
COM 1
PWR
KB/
Mouse
JP11
Panel
JP12
JP14
RST
JP7
KBL
JP6
EXKB
Flash
Disk
SIO
KB
BIOS
Flash
BIOS
GND
VRAM
VRAM
PC-104
Real Time
Clock
USB
HDL
SPK
JP10
JP13
Printer Port
Connector
COM 2
Connector
Hard Drive
Connector
Floppy Drive
Connector
Fanned
Heatsink
Location
Figure 4-6. SBC Board and Ribbon Cable Connectors
4 Remove the fanned heatsink from the processor.
5 Remove the screw that secures the SBC board to the chassis at the back of the
Gatekeeper, then unplug (remove) the SBC board from the midplane.
6 To replace the SBC board, verify SBC board configuration. Refer to the Hardware
Configuration and Installation instructions in the SBC manual.
7 Install the new SBC board by following steps 1-5 in reverse order and sense. That is,
a. Attach SBC to its midplane socket and secure SBC to rear of chassis with screw.
b. Re-connect ribbon cables and reinstall fanned heatsink.
c. Replace top cover (7 screws).
d. (Two people are needed.) Replace Gatekeeper into rack enclosure.
- 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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