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SHB102 

LGA775  SBC  User’s  Manual 

Introduction

 

 

1

 

 

Chapter 1 

 

Introduction 

 

 

The 

SHB102

 PICMG 1.3 full-size Single Board Computer supports LGA775 socket for Intel

®

 

Core

  2  Quad  /    Core

  2  Duo/Celeron

®

  processors  with  45/65nm  technology  and  FSB 

800/1066/1333  MHz.  The  board  integrates  Intel

®

  Q45  andICH10DO  chipset  that  delivers 

outstanding system performance through high-bandwidth interfaces, multiple I/O functions for 
interactive  applications  and  various  embedded  computing  solutions.  There  are  four  240-pin 
DDR3 DIMM sockets for dual channel DDR3 800/1066, maximum memory capacity up to 8GB. 
The board also features dual Gigabit Ethernet, six serial ATA ports at maximum transfer rate up 
to 3Gbs, and SATA RAID 0/1/5/10 byICH10DO. Ten USB 2.0 high speed compliant ports and 

built-in Intel

®

 HD Audio Digital Header can achieve the best stability and reliability for industrial 

applications.   

 

 

1.1 

Specifications 

 

 

CPU 

 

Intel

®

 Core

 2 Quad /    Core

 2 Duo/Celeron

®

 processors 

 

 

System Chipset 

 

Intel

®

 Q45 and ICH10DO 

 

 

CPU Socket 

 

LGA775 Socket 

 

 

Front-Side Bus   

 

800/1066/1333 MHz 

 

 

BIOS 

 

Phoenix-Award BIOS via SPI interface with socket 

Содержание SHB102 Series

Страница 1: ...SHB102 Intel Core 2 Quad Core 2 Duo Celeron Processor PICMG 1 3 Full Size Single Board Computer User s Manual...

Страница 2: ...manual Axiomtek reserves the right to change or revise this document and or product at any time without notice No part of this document may be reproduced stored in a retrieval system or transmitted in...

Страница 3: ...tricity from your body Wear a wrist grounding strap available from most electronic component stores when handling boards and components Trademarks Acknowledgments Axiomtek is a trademark of Axiomtek C...

Страница 4: ...1 ATX 4 Pin 12V In Connector CN4 11 2 4 2 Front Panel Connector CN2 11 2 4 3 LAN1 LED Connector CN20 12 2 4 4 LAN2 LED Connector CN8 12 2 4 5 COM Port RS 232 Pin Assignment CN5 CN9 12 2 4 6 COM2 RS 4...

Страница 5: ...PCI PnP Menu 46 5 7 Boot Menu 48 5 8 Security Menu 52 5 9 Chipset Menu 53 5 10 Exit Menu 57 Chapter 6 Installation of Drivers 59 6 1 Installing Chipset Driver 59 6 2 Installing VGA Driver 61 6 3 Insta...

Страница 6: ...guring SATA Hard Drive s for RAID Function Controller Intel ICH10DO DO DH only 85 Appendix D iAMT Settings 95 D 1 Entering MEBx 95 D 2 Set Change Password 96 D 3 Intel iAMT Settings 97 D 4 iAMT Web Co...

Страница 7: ...edded computing solutions There are four 240 pin DDR3 DIMM sockets for dual channel DDR3 800 1066 maximum memory capacity up to 8GB The board also features dual Gigabit Ethernet six serial ATA ports a...

Страница 8: ...2 48 64 128 256MB and 96 MB 0 96 160 MB 64 96 224 MB 128 96 352 MB 256 96 Resolution Analog output the analog port utilizes an integrated 350MHz 24 bit RAMDAC that can directly drive a standard progre...

Страница 9: ...02 LGA775 SBC User s Manual Introduction 3 1 2 Utilities Supported Intel Q45 Utility and Drivers VGA Drivers Ethernet Utility and Drivers RAID Utility iAMT Utility and Drivers ITPM Utility 1 3 I O Bra...

Страница 10: ...SHB102 LGA775 SBC User s Manual 4 Introduction This page is intentionally left blank...

Страница 11: ...SHB102 LGA775 SBC User s Manual Board and Pin Assignments 5 Chapter 2 Board and Pin Assignments 2 1 Board Dimensions...

Страница 12: ...in Assignments 2 2 Board Layout BIOS CN21 CN23 CN25 CN20 CN8 CN27 CN31 CN14 CN18 CN15 CN19 CN17 CN13 CN5 CN9 CN6 CN1 CN29 CN30 JP10 JP9 JP1 BAT1 CN33 CN34 JP12 JP13 CN4 CN32 JP11 JP5 JP6 JP7 CN24 CN2...

Страница 13: ...JP6 JP7 These jumpers select the COM2 port s communication mode to operate RS 232 or RS 422 485 Description Function Jumper Setting COM2 RS 232 Default JP5 JP6 JP7 RS 422 JP5 JP6 JP7 RS 485 JP5 JP6 J...

Страница 14: ...y press soft power button to make the system power ON Note This function is similar to the feature of Power On after Power Failed which is controlled by hardware circuitry instead of BIOS Description...

Страница 15: ...Pin Assignments 9 2 3 6 TPM Disable Enable Jumper JP10 Description Function Jumper Setting TPM Disable Enable Enable Default Disable 2 3 7 Audio Amplifier Jumper JP11 Description Function Jumper Setti...

Страница 16: ...nnector Label Connector Label FDD CN1 SATA1 CN17 Front Panel Connector CN2 SATA3 CN18 DDRIII CH2 DIMM1 CN3 SATA2 CN19 CPU ATX 12V IN CN4 LAN1 Ext LED CN20 COM1 CN5 USB3 4 CN21 Parallel Port CN6 VGA CN...

Страница 17: ...to an internal buzzer please short pins 2 4 while connecting to an external speaker you need to set pins 2 4 to Open and connect the speaker cable to pin 8 and pin 2 ATX Power On Off Button This 2 pi...

Страница 18: ...3 3V 5 1000 Low Active 2 4 5 COM Port RS 232 Pin Assignment CN5 CN9 The serial interface for the board consists of CN5 port COM1 support for RS 232 and CN9 COM2 for RS 232 RS422 RS485 Pin Signal Pin S...

Страница 19: ...connector 6 No connector No connector 7 RX No connector 8 No connector No connector 9 GND GND 10 GND GND 2 4 7 CPU Fan Connector CN32 A CPU fan is always needed for cooling CPU heat The CPU fan conne...

Страница 20: ...1 GND 12 No connector 13 GND 14 Drive select A 15 GND 16 No connector 17 GND 18 Direction 19 GND 20 STEP 21 GND 22 Write data 23 GND 24 Write gate 25 GND 26 Track 0 27 GND 28 Write protect 29 No conne...

Страница 21: ...b just plug one end of the cable into LAN1 and connect the other end phone jack to a 100 Base T hub or 1000 Base T hub Pin Signal 1 2 3 4 5 6 7 8 A B 1 Tx Data transmission positive 2 Tx Data transmis...

Страница 22: ...apabilities port ECP is IEEE 1284 compliant Pin Signal Pin Signal 2 4 6 1 3 5 7 8 9 11 13 15 10 12 14 16 17 19 21 23 25 18 20 22 24 26 1 Strobe 2 Auto Form Feed 3 Data 0 4 Error 5 Data 1 6 Initialize...

Страница 23: ...1 USB 2 USB 3 USB2 4 USB3 5 USB2 6 USB3 7 GND 8 GND 9 GND 10 GND Pin Signal Pin Signal CN23 1 USB 2 USB 3 USB4 4 USB5 5 USB4 6 USB5 7 GND 8 GND 10 GND Pin Signal Pin Signal CN25 1 USB 2 USB 3 USB4 4 U...

Страница 24: ...17 DB15 CRT Connector CN22 CN22 is a DB15 connector commonly used for the CRT Monitor Pin Signal Pin Signal Pin Signal 1 5 6 11 10 15 1 Red 2 Green 3 Blue 4 NC 5 GND 6 DETECT 7 GND 8 GND 9 VCC 10 GND...

Страница 25: ...nces the load on both sides of the PCB Cooler list For 1U Chassis E9C900B008 For 2U 4U Shoebox chassis E9C900B009 E9C900B010 The CPU Cooler is very heavy therefore when the fan heatsink is installed p...

Страница 26: ...rocessor socket comes with a cover to protect the processor Please install the processor into the CPU socket step by step as below Hold the hook A of the lever and push it down Pull the lever B aside...

Страница 27: ...tallation 21 Remove the plastic cap E from the cover Place the CPU down into the socket Be careful not to touch the contact Hold the edges of the CPU and orientate it as the marked direction G down in...

Страница 28: ...ser s Manual 22 Hardware Installation Slightly push down the cover and hook the lever I J The CPU is completely locked Orientate the CPU cooling fan to fixing holes on the board Screw the CPU cooling...

Страница 29: ...ase follow steps below to install the memory modules 1 Push down latches on each side of the DIMM socket 2 Align the memory module with the socket that notches of memory module must match the socket k...

Страница 30: ...SHB102 LGA775 SBC User s Manual 24 Hardware Installation Note To insert memory module in socket A or B if the AMT function is requested...

Страница 31: ...environments The system performance depends on the microprocessor Make sure all correct settings are arranged for your installed microprocessor to prevent the CPU from damages 4 2 BIOS The SHB102 Seri...

Страница 32: ...roller 2 040 043 050 053 Timer Counter 8254 060 Forwarded to LPC Microcontroller 061 NMI 062 066 Forwarded to LPC Microcontroller 070 077 Real time clock NMI 080 091 DMA page register 092 Processor I...

Страница 33: ...upt request lines is shown as the following table IRQ Parity check error IRQ0 System Timer Output IRQ1 Keyboard IRQ2 Interrupt rerouting from IRQ8 through IRQ15 IRQ3 Serial port 2 IRQ4 Serial port 1 I...

Страница 34: ...SHB102 LGA775 SBC User s Manual 28 Hardware Description This page is intentionally left blank...

Страница 35: ...ately or press the Del and or Ctrl Alt and Esc keys simultaneously when the following message appears at the bottom of the screen during POST Power on Self Test TO ENTER SETUP PRESS DEL KEY If the mes...

Страница 36: ...Increase the numeric value or make changes PgDn key Decrease the numeric value or make changes F1 key General help only for Status Page Setup Menu and Option Page Setup Menu Shift F2 key Change color...

Страница 37: ...4 Main Menu Once you enter the Award BIOS CMOS Setup Utility the Main Menu appears on the screen In the Main Menu there are several Setup functions and a couple of Exit options for your selection Use...

Страница 38: ...tems in the left frame of the screen to go to the sub menus CPU Configuration IDE Configuration Floppy Configuration Super IO Configuration Hardware Health Configuration ACPI Configuration AHCI Config...

Страница 39: ...line prefetch mechanism that automatically fetches extra cache line whenever the processor requests for a cache line This reduces cache latency by making the next cache line immediately available if...

Страница 40: ...value of the selected option A description of the selected item appears on the right side of the screen For items marked with please press Enter for more options SATA 1 Configuration Use this item to...

Страница 41: ...sk drives to configure IDE devices installed in the system by pressing Enter for more options Floppy Configuration You can use this screen to select options for the Floppy Configuration and change the...

Страница 42: ...e I O port address and Interrupt Request address of serial port 1 The Optimal setting is 3F8 IRQ4 The Fail Safe default setting is Disabled Serial Port2 Address This option specifies the base I O port...

Страница 43: ...Hardware Health Configuration This screen shows the Hardware Health Configuration and a description of the selected item appears on the right side of the screen H W Health Configuration This screen d...

Страница 44: ...ub menu which contains General ACPI Advanced Configuration and Power Management Interface options for your configuration Advanced ACPI Configuration Scroll to this item and press Enter to view the Adv...

Страница 45: ...n use this screen to select options for the AHCI Configuration and change the value of the selected option A description of the selected item appears on the right side of the screen AHCI BIOS Support...

Страница 46: ...ation and change the value of the selected option A description of the selected item appears on the right side of the screen Intel iAMT Support You can enable this item to support iAMT active manageme...

Страница 47: ...the selected item appears on the right side of the screen Intel VT d Virtualization Technology for Directed I O VT d extends Virtualization Technology VT roadmap by providing hardware assists for virt...

Страница 48: ...creen shows the MPS Multi Processor Specification Configuration and you can change its value A description of the selected item appears on the right side of the screen MPS Revision Use this item to se...

Страница 49: ...Express Configuration and you can change its value A description of the selected item appears on the right side of the screen Active State Power Management Use this item to enable or disable the func...

Страница 50: ...uting You can use this screen to select options for the Trusted Computing and change the value of the selected option A description of the selected item appears on the right side of the screen TCG TPM...

Страница 51: ...m appears on the right side of the screen Legacy USB Support Use this item to enable or disable support for USB device on legacy operating system The default setting is Enabled USB 2 0 Controller Mode...

Страница 52: ...e this item to clear the data in the NVRAM CMOS Here are the options for your selection No and Yes Plug Play O S When the setting is No Use this item to configure all the devices in the system When th...

Страница 53: ...r selection Disabled and Enabled PCI IDE BusMaster This item is a toggle for the built in driver that allows the onboard IDE controller to perform DMA Direct Memory Access transfer Here are the option...

Страница 54: ...The Boot menu allows users to change boot options of the system You can select any of the items in the left frame of the screen to go to the sub menus Boot Settings Configuration Boot Device Priority...

Страница 55: ...e Support This item determines if the BIOS should reserve IRQ12 for the PS 2 mouse or allow other devices to make use of this IRQ Here are the options for your selection Auto Enabled and Disabled Wait...

Страница 56: ...SHB102 LGA775 SBC User s Manual 50 PHOENIX AWARD BIOS Utility Boot Device Priority The Boot Device Priority screen specifies the boot device priority sequence from the available devices...

Страница 57: ...l PHOENIX AWARD BIOS Utility 51 Removable Drives Use this screen to view the removable drives in the system The BIOS will attempt to arrange the removable drive boot sequence automatically You can als...

Страница 58: ...stalled displays If not Not Installed displays User Password This item indicates whether a user password has been set If the password has been installed Installed displays If not Not Installed display...

Страница 59: ...set menu allows users to change the advanced chipset settings You can select any of the items in the left frame of the screen to go to the sub menus North Bridge Configuration South Bridge Configurati...

Страница 60: ...al Presence Detect device which is a small EEPROM chip on the memory module containing important information about the module speed size addressing mode and various parameters Memory Hole You can rese...

Страница 61: ...le or disable the PCI Express port Here are the options for your selection Auto and Disabled Video Function Configuration Press Enter for the sub menu for setting up video function South Bridge Config...

Страница 62: ...on AC Power Loss This item can control how the PC will behave once power is restored following a power outage or other unexpected shutdown PCIE Port Configuration This item allows you to set or disab...

Страница 63: ...s and exit Discard Changes and Exit Select this option to quit Setup without making any permanent changes to the system configuration Select Discard Changes and Exit from the Exit menu and press Enter...

Страница 64: ...of default settings when you select this option The Fail Safe settings are designed for maximum system stability but not maximum performance Select the Fail Safe Setup options if your computer is exp...

Страница 65: ...th the SHB102 Series package The auto run function of drivers will guide you to install the utilities and device drivers under a Windows system You can follow the onscreen instructions to install thes...

Страница 66: ...SBC User s Manual 60 Installation of Drivers Step 2 An Intel License Agreement appears to show you the important information Click Yes to next step Step 3 Please wait while running the following setu...

Страница 67: ...computer when the installation is completed Please click Yes I want to restart my computer now if you don t need to install any other drivers Otherwise please click No I will restart my computer late...

Страница 68: ...l 62 Installation of Drivers Step 2 An Intel License Agreement appears to show you the important information Click Yes to next step Step 3 Refer to the Readme file below to view the system requirement...

Страница 69: ...SHB102 LGA775 SBC User s Manual Installation of Drivers 63 Step 3 1 Please wait while running the following setup operations Step 3 2 Please wait while running the following setup operations...

Страница 70: ...computer when the installation is completed Please click Yes I want to restart my computer now if you don t need to install any other drivers Otherwise please click No I will restart my computer late...

Страница 71: ...rivers 65 Step 2 An Intel License Agreement appears to show you the important information Click Yes to next step Step 3 The message of Readme File Information appears to show you the system requiremen...

Страница 72: ...ase click Next Step 5 Click Finish to complete the setup process Step 6 You will be asked to reboot your computer when the installation is completed Please click Yes I want to restart my computer now...

Страница 73: ...LGA775 SBC User s Manual Installation of Drivers 67 6 4 Installing LAN Driver Step 1 1 Run the InstallShield Wizard for Network Connections from the driver directory in your driver CD Click Next to ne...

Страница 74: ...68 Installation of Drivers Step 1 2 An Intel License Agreement appears to show you the important information Click Yes to next step Step 1 3 A Setup Options window appears that you can select the prog...

Страница 75: ...SHB102 LGA775 SBC User s Manual Installation of Drivers 69 Step 2 Click Install to start the installation Step 3 Please wait while running the following installation operation...

Страница 76: ...complete the installation Note The Driver item Wake on Directed Packet default is Enabled under Windows Vista 6 5 Installing Audio Driver Step 1 Run the InstallShield Wizard for Realtek High Definitio...

Страница 77: ...B102 LGA775 SBC User s Manual Installation of Drivers 71 Step 2 Click Install to start the installation and wait while running the installation operation Step 3 Click Finish to complete the installati...

Страница 78: ...the actual Fimware Tools kit releases posted on VIP prior to loading the MEI LMS Driver stack 6 6 1 LMS_SOL Setup Step 1 Run the setup program to install Intel Active Management Technology onto your...

Страница 79: ...anual Installation of Drivers 73 Step 3 Refer to the Readme file below to view the system requirements and installation information Click Next to next setup Step 4 Please wait while running the follow...

Страница 80: ...tep 5 Click Finish to complete the installation 6 6 2 LMS_SOL_IS Setup Step 1 Run the setup program to install Intel Active Management Technology onto your computer It is strongly recommended that you...

Страница 81: ...ers 75 Step 2 An Intel license agreement appears that you need to continue the setup program by clicking Yes to accept the terms Step 3 Refer to the Readme file below to view the system requirements a...

Страница 82: ...SHB102 LGA775 SBC User s Manual 76 Installation of Drivers Step 4 Please wait while running the following installation operation Step 5 Click Finish to complete the installation...

Страница 83: ...loading of the actual Fimware Tools kit releases posted on VIP prior to loading the MEI LMS Driver stack Step 1 Run the setup program to install Intel Management Engine Interface onto your computer It...

Страница 84: ...anual 78 Installation of Drivers Step 3 Refer to the Readme file below to view the system requirements and installation information Click Next to next setup Step 4 Please wait while running the follow...

Страница 85: ...SHB102 LGA775 SBC User s Manual Installation of Drivers 79 Step 5 Click Finish to complete the installation...

Страница 86: ...SHB102 LGA775 SBC User s Manual 80 Installation of Drivers This page is intentionally left blank...

Страница 87: ...WDT Funtion O 2E 2D O 2F 20 Select Logic device O 2E 07 O 2F 08 Activate WDT O 2E 30 O 2F 01 Set Second or Minute O 2E F5 O 2F N N 00 or 08 See below table Set base timer O 2E F6 O 2F M 00 01 02 FF H...

Страница 88: ...75 SBC User s Manual 82 Watchdog Timer N 08 M 00h Time out Disable 01h Time out occurs after 1 minute 02h Time out occurs after 2 minutes 03h Time out occurs after 3 minutes FFh Time out occurs after...

Страница 89: ...HB102 LGA775 SBC User s Manual PCI IRQ Routing 83 Appendix B PCI IRQ Routing PICMG PCI IRQ Routing Device ID Slot Int PCI Slot 0 31 0 BCDA PCI Slot 1 30 1 CDAB PCI Slot 2 29 2 DABC PCI Slot 3 28 3 ABC...

Страница 90: ...SHB102 LGA775 SBC User s Manual 84 PCI IRQ Routing This page is intentionally left blank...

Страница 91: ...on please prepare a Two SATA hard drives to ensure optimal performance it is recommended that you use two hard drives with identical model and capacity If you do not want to create RAID with the SATA...

Страница 92: ...ion 2 1 1 Turn on your system and then press the Del button to enter BIOS Setup during running POST Power On Self Test If you want to create RAID just go to the Advanced Settings menu IDE configuratio...

Страница 93: ...SHB102 LGA775 SBC User s Manual Configuring SATA for RAID Function 87 2 1 2 A list of options appears please select RAID...

Страница 94: ...d to Section 4 if you do not want to create a RAID 3 1 After the POST memory testing and before the operating system booting a message Press Ctrl I to enter Configuration Utility shows up accordingly...

Страница 95: ...ing the CREATE VOLUME MENU screen you can type the disk array name with 1 16 letters letters cannot be special characters in the item Name 3 3 2 When finished press ENTER to select a RAID level There...

Страница 96: ...he stripe block size The KB is the standard unit of stripe block size The stripe block size can be 4KB to 128KB After the setting press ENTER for the array capacity 3 5 After setting all the items on...

Страница 97: ...prompting the confirmation press Y to create this volume or N to cancel the creation After the creation is completed you can see detailed information about the RAID Array in the DISK VOLUME INFORMATI...

Страница 98: ...ng system onto a serial ATA hard disk successfully you need to install the SATA controller driver during the OS installation Without the driver the hard disk may not be recognized during the Windows s...

Страница 99: ...drive using the SATA driver Here is an example for Windows XP installation 5 1 Restart your system to boot the Windows 2000 XP Setup disk and press F6 button as soon as you see the message Press F6 i...

Страница 100: ...r menu will appear below Use the ARROW keys to select Intel R ICH8R ICH9R ICH10R DO SATA RAID Controller and press ENTER Then it will begin to load the SATA driver from the floppy disk Note If a messa...

Страница 101: ...cations to allow IT a better discovering healing and protection their networked computing assets In order to utilize Intel iAMT you must enter the ME BIOS CTRL P during system startup change the ME BI...

Страница 102: ...to change the password before setting ME 3 You must confirm your new password while revising as Remark 1 Remark 1 The new password must contain example 11qqQQ default value Eight characters One upper...

Страница 103: ...User s Manual iAMT Settings 97 D 3 Intel iAMT Settings 1 Select Intel iAMT Configuration and press ENTER 2 Key in the Host Name If Intel iAMT set to DHCP the Host name must be identical to the operati...

Страница 104: ...o Network interface and set it to ENABLED into DHCP Mode and set it to DISABLED as Remark 2 into Domain name and set the Intel Management Engine domain name such as AMT intel com 3 1 3 2 Remark 2 DHCP...

Страница 105: ...SHB102 LGA775 SBC User s Manual iAMT Settings 99 IP address Subnet mask...

Страница 106: ...SHB102 LGA775 SBC User s Manual 100 iAMT Settings Default Gateway address Preferred DNS address...

Страница 107: ...SHB102 LGA775 SBC User s Manual iAMT Settings 101 Alternate DNS address Domain name 4 Exit from MEBx after completing the iAMT settings...

Страница 108: ...sole 1 From a web browser please type http IP ADDRESS 16992 which connects to Web Example http 10 1 40 214 16992 2 To log on you will be required to type in username and password for access to the Web...

Страница 109: ...SHB102 LGA775 SBC User s Manual iAMT Settings 103 4 Click Remote Control and select commands on the right side 5 When you have finished using the iAMT Web console close the Web browser...

Страница 110: ...SHB102 LGA775 SBC User s Manual 104 iAMT Settings This page is intentionally left blank...

Страница 111: ...N C 17 b_PETp1 GND 17 N C GND 18 b_PETn1 GND 18 N C GND 19 GND b_PERp1 19 GND N C 20 GND b_PERn1 20 GND N C 21 b_PETp2 GND 21 N C GND 22 b_PETn2 GND 22 N C GND 23 GND b_PERp2 23 GND N C 24 GND b_PERn2...

Страница 112: ...59 GND a_PERp3 59 5V 5V 60 GND a_PERn3 60 5V 5V 61 a_PETp4 GND 61 5V 5V 62 a_PETn4 GND 62 5V 5V 63 GND a_PERp4 63 GND GND 64 GND a_PERn4 64 GND GND 65 a_PETp5 GND 65 GND GND 66 a_PETn5 GND 66 GND GND...

Страница 113: ...9 3 3V 18 a_PETn11 GND 18 N C AD30 19 GND a_PERp11 19 AD27 AD28 20 GND a_PERn11 20 AD25 GND 21 a_PETp12 GND 21 GND AD26 22 a_PETn12 GND 22 C BE3 AD24 23 GND a_PERp12 23 AD23 3 3V 24 GND a_PERn12 24 GN...

Страница 114: ...MG V1 3 Interface Definition Mechanical Key 47 12V 12V 47 GND AD02 48 12V 12V 48 AD03 AD01 49 12V 12V 49 AD00 GND Note Please contact your vendor to get the backplane design guide if it s required The...

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