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Copyright and Warranty Notice
The information in this document is subject to change without notice and does not
represent a commitment on part of the vendor, who assumes no liability or
responsibility for any errors that may appear in this manual.
No warranty or representation, either expressed or implied, is made with respect to
the quality, accuracy or fitness for any particular part of this document. In no event
shall the manufacturer be liable for direct, indirect, special, incidental or
consequential damages arising from any defect or error in this manual or product.
Product names appearing in this manual are for identification purpose only and
trademarks and product names or brand names appearing in this document are
property of their respective owners.
This document contains materials protected under International Copyright Laws. All
rights reserved. No part of this manual may be reproduced, transmitted or
transcribed without the expressed written permission of the manufacturer and
authors of this manual.
If you do not properly set the motherboard settings causing the motherboard to
malfunction or fail, we cannot guarantee any responsibility.

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Summary of Contents for Abit ZH6

  • Page 1 Copyright and Warranty Notice The information in this document is subject to change without notice and does not represent a commitment on part of the vendor, who assumes no liability or responsibility for any errors that may appear in this manual. No warranty or representation, either expressed or implied, is made with respect to the quality, accuracy or fitness for any particular part of this document.
  • Page 3: Table Of Contents

    ZH6 Motherboard User’s Manual Table of Contents CHAPTER 1. INTRODUCTION OF ZH6 FEATURES 1-1.F EATURES OF OTHERBOARD 1-2. S PECIFICATIONS 1-3. L AYOUT IAGRAM 1-4. T YSTEM LOCK IAGRAM CHAPTER 2. INSTALLING THE MOTHERBOARD 2-1. I NSTALLING THE OTHERBOARD TO THE HASSIS ...
  • Page 5: Chapter 1. Introduction Of Zh6 Features

    512MB of memory, super I/O, and Green PC functions. The ZH6 has built-in hardware monitoring functions (you can refer to Appendix C for detailed information), they can monitor and protect your computer insuring a safe computing environment. The ZH6 also supports both the PS/2 keyboard and PS/2 mouse wake up features (you can refer to section 3-8 for detailed information), letting you easily wake up your system by these devices.
  • Page 6: Specifications

    Chapter1 1-2. Specifications 1. CPU   ! Supports Intel Pentium III 450 ~ 550 MHz Processor cartridge.   ! Supports Intel Pentium II 233 ~ 450 MHz Processor cartridge. ! Supports Intel ® Celeron ™ 266 ~ 433MHz processors (Cartridge) ®...
  • Page 7 Introduction of ZH6 Features 6. Miscellaneous ! ATX form factor ! One AGP slot, five PCI slots and two ISA slots ! Supports PS/2 keyboard and PS/2 mouse wake-up functions ! Built-in Wake on LAN header ! Built-in IrDA TX/RX header ! Built-in SB-Link ™...
  • Page 8: Layout Diagram

    Chapter1 1-3. Layout Diagram Figure 1-2. Motherboard component location...
  • Page 9: The System Blockd

    Introduction of ZH6 Features 1-4. The System Block Diagram Figure 1-3. System diagram of the 440ZX chipset User’s Manual...
  • Page 10 Chapter1...
  • Page 11: Chapter 2. Installing The Motherboard

    Installing the Motherboard Chapter 2. Installing the Motherboard This ZH6 motherboard not only provides all standard equipment for classic personal computers, but also provides great flexibility for meeting future upgrade demands. This chapter will introduce step by step all the standard equipment and will also present, as completely as possible, future upgrade capabilities.
  • Page 12: Installing Them

    Chapter2 2-1. Installing the Motherboard to the Chassis Most computer chassis will have a base on which there will be many mounting holes that allows the motherboard to be securely attached and at the same time, prevents short circuits. There are two ways to attach the motherboard to the base of chassis: ! with studs ! or with spacers Please refer to the figure 2-1 that shows the studs and spacers, they may have several types,...
  • Page 13: Installation Of Thep

    ® PPGA processor, you have to use an additional adapter that allows you to use a Celeron  PPGA processor in a slot 1 board. For this ABIT makes the SlotKET adapter. Note: ! Installing a heat sink and cooling fan is necessary for proper heat dissipation from your CPU.
  • Page 14 Chapter2 In order to create a memory array, certain rules must be followed. The following set of rules allows for optimum configurations. ! The memory array is 64 or 72 bits wide. (depending on with or without parity) ! Those modules can be populated in any order. ! Supports single and double density DIMMS.
  • Page 15 Installing the Motherboard The following procedure will show you how to install a DIMM module into a DIMM socket. Step 1. Before you install the memory module, please place the computer power switch in the off position and disconnect the AC power cord from your computer. Step 2.
  • Page 16: Connectors , Headers And

    If your system doesn't have such add-on cards or switches you can ignore some special feature connectors. Figure 2-5. All Connectors and Headers for the ZH6 First, Let’s see the headers that ZH6 uses, and what their functions are.
  • Page 17 Installing the Motherboard CON1: ATX Power Input Connector Caution If the power supply connectors are not properly attached to the CON1 power supply, the power supply or add-on cards may be damaged. Attach the connector from the power supply to the CON1 connector here. Remember you have to push the connector from the ATX power supply firmly to the end with the CON1 connector, insuring that you have a...
  • Page 18 Chapter2 IR1: IR Header (Infrared) There is a specific orientation for pins 1 through 5, attach the connector from the IR KIT or IR device to the IR1 header This motherboard supports standard IR transfer rates. Note: Watch the pin position and the orientation ™...
  • Page 19 Installing the Motherboard WOL1: Wake on LAN Header If you have a Network adapter that supports this feature, then you can connect the specific cable from the network adapter to this header. This feature lets you wake up your computer via remote control through a local area network.
  • Page 20 2-10 Chapter2 CCMOS1: CMOS Discharge Jumper Jumper CCMOS1 discharge CMOS memory. When you install the motherboard, make sure this jumper is set for normal operation (pin 1 and 2 shorted). See figure 2-6. Normal Operation (Default) Discharge CMOS Figure 2-6. CCMOS1 jumper setting Note Before you clear the CMOS, you have to turn the power off first (including the +5V standby power).
  • Page 21 Installing the Motherboard 2-11 PN1 (Pin 1-2-3-4-5): Power LED and Keylock Switch Headers There is a specific orientation for pins 1 through 3. Insert the three-threaded power LED cable to pins 1~3, and the two-threaded keylock cable into pin 4 and pin 5. Check to make sure the correct pins go to the correct connectors on the motherboard.
  • Page 22 2-12 Chapter2 NOTE If you enable the ACPI function in the BIOS setup, this function will not work. PN2 (Pin 1-2): Hardware Reset Switch Header Attach the cable from the case’s front panel Reset switch to this header. Press and hold the reset button for at least one second to reset the system.
  • Page 23 PIN 10 Suspend LED active PIN 11 Suspend signal PIN 11 No connection Let’s now see the I/O connectors that ZH6 uses, and what their functions are. FDC1 Connector This 34-pin connector is called the “floppy disk drive connector”. You can connect a 360K, 5.25”, 1.2M, 5.25”, 720K, 3.5’’,...
  • Page 24 2-14 Chapter2 IDE1 and IDE2 Connectors An IDE hard disk drive ribbon cable has 40 wires and two connectors to provide a connection for two IDE hard disk drives. After connecting the single end to the IDE1 (or IDE2), connect the two connectors on the other end to the IDE hard disk drives (or CD-ROM drive, LS-120, etc.).
  • Page 25 Installing the Motherboard 2-15 Figure 2-11. ZH6 back panel connectors Figure 2-11 shows the ZH6 back panel connectors, these connectors are for connection to outside devices to the motherboard. We will describe which devices will attach to these connectors below.
  • Page 26 2-16 Chapter2 Serial Port COM1 and COM2 Connector This motherboard provides two COM ports, you can connect an external modem, mouse other devices that support this communication protocol. Parallel Port Connector This parallel port is also called an “LPT” port, because it usually connects to the printer.
  • Page 27: Chapter 3. Introduction Of The Bios

    Introduction of the BIOS Chapter 3. Introduction of the BIOS The BIOS is a program located on a Flash Memory chip on the motherboard. This program will not be lost when you turn the computer off. This program is also referred to as the boot program.
  • Page 28 Chapter3 Figure 3-1. CMOS Setup Utility In the BIOS Setup main menu of Figure 3-1, you can see several options. We will explain these options step by step in the following pages of this chapter, but let us first see a short description of the function keys you may use here: ! Press Esc to quit the BIOS Setup.
  • Page 29: Cpu Setup

    Introduction of the BIOS ™ 3-1. CPU Setup [SOFT MENU The CPU can be setup through a programmable switch (CPU SOFT MENU ™ II), that replaces the traditional manual hardware configuration. This feature allows the user to more easily complete the installation procedures. You can install the CPU without configuring any jumpers or switches.
  • Page 30 Chapter3 settings: ➤233 (66) ➤266 (66) ➤300 (66) ➤300 (100) ➤333 (66) ➤350 (100) ➤366 (66) ➤400 (66) ➤400(100) ➤433 (66) ➤450 (100) ➤466 (66) ➤500 (66) ➤500 (100) ➤550 (100) ➤User Define User defined external clock and multiplier factor: ➤...
  • Page 31 Introduction of the BIOS Note The increase by 2.5% of the CPU speed is not a standard feature of this product. It is only for use by our development department to verify that the CPU is able to work normally when CPU speed, operating temperature and power supply are 2.5% higher or lower than the standard values.
  • Page 32 Chapter3 ✏ AGPCLK/CPUCLK: The default setting is “ 2/3”. In this state, the AGP bus speed will be the CPU bus speed divided by 3 and times 2. If you choose the setting to “ 1/1 ”, the AGP bus speed will equal to the CPU bus speed.
  • Page 33 Introduction of the BIOS When you change your CPU: This motherboard has been designed in such a way that you can turn the system on after having inserted a CPU in the socket without having to configure any jumpers or DIP switches.
  • Page 34: Standard Cmos Setup

    Chapter3 3-2. Standard CMOS Setup Menu This contains the basic configuration parameters of the BIOS. These parameters include the settings of date, hour, VGA card, FDD and HDD. Figure 3-3. Standard CMOS Setup Menu Date (mm:dd:yy): You can set the date information in this item, month (mm), date (dd) and year (yy). Time (hh:mm:ss): You can set time information in this item, hour (hh), minute (mm) and second (ss).
  • Page 35 Introduction of the BIOS ➤ ➤ ➤ ➤ Normal mode: Standard normal mode supports hard disks of 528MB or less. This mode directly uses positions indicated by Cylinders (CYLS), Heads, and Sectors to access data. ➤ ➤ ➤ ➤ LBA (Logical Block Addressing) mode: The earlier LBA mode can support HDDs capacity of up to 8.4GB, and this mode uses a different method to calculate the position of disk data to be accessed.
  • Page 36 3-10 Chapter3 Video: You can select the VGA modes for your video adapter, four options are available: MONO ' EGA/VGA ' CGA 40 ' CGA 80 ' Back to MONO. The default setting is EGA/VGA. Halt On: You can select which type of error will cause the system to halt. Five options are available: All Errors ' No Errors ' All, But Keyboard ' All, But Diskette ' All, But Disk/Key ' Back to All Errors.
  • Page 37: Bios Features Setupm

    Introduction of the BIOS 3-11 3-3. BIOS Features Setup Menu In each item, you can press <F1> at any time to display all the options for this item. Attention BIOS Features Setup Menu has already been set for maximum operation. If you do not really understand each of the options in this menu, we recommend you use default values.
  • Page 38 3-12 Chapter3 CPU Level 2 Cache: This item is used to enable or to disable the CPU level 2 cache. When the external cache is enabled, the system works faster. The default is Enable. CPU Level 2 Cache ECC Checking: This item is used to enable or to disable the CPU level 2 cache ECC checking function.
  • Page 39 Introduction of the BIOS 3-13 Boot Up Floppy Seek: When the computer boots up, the BIOS detects if the system has an FDD or not. When this item is enabled, if the BIOS detects no floppy drive, it will display a floppy disk drive error message.
  • Page 40 3-14 Chapter3 After you have created a password through PASSWORD SETTING, this option will deny access to your system (System) or modification of computer setup (BIOS Setup) by unauthorized users. ➤SYSTEM: When you choose System, a password is required each time the computer boots up.
  • Page 41 Introduction of the BIOS 3-15 Processor Number Feature: This feature can let the program read the data inside your processor. This feature only works with Intel ® Pentium ® III processors. When you install a Pentium ® III processor into your motherboard, and when your system boots-up then this item will show up in BIOS.
  • Page 42: Chipset Features Setup

    3-16 Chapter3 3-4. Chipset Features Setup Menu The Chipset Features Setup Menu is used to modify the contents of the buffers in the chipset on the motherboard. Since the parameters of the buffers are closely related to hardware, if the setup is not correct or is false, the motherboard will become unstable or you will not be able to boot up.
  • Page 43 Introduction of the BIOS 3-17 SDRAM CAS latency Time: Two options are available: 2 and 3. You can select SDRAM CAS (Column Address Strobe) latency time according your SDRAM specification. SDRAM Precharge Control: Two options are available: Enabled and Disabled. This option specifies the length of the RAS precharge part of the DRAM system memory access cycle when SDRAM system memory is installed on the motherboard.
  • Page 44 3-18 Chapter3 Memory Hole At 15M-16M: This option is used to free up the memory block 15M-16M. Some special peripherals need to use a memory block located between 15M and 16M, and this memory block has a size of 1M. We recommend that you disable this option.
  • Page 45 Introduction of the BIOS 3-19 select the temperatures you want, they are any from 30°C / 86°F to 120°C / 248°F. It lets you increase by one step increments, 1°C / 1.8°F. Thermal, Fans Speed and Voltages Monitor: These items list current states of CPU and system temperature as well as fan speed (CPU fan and chassis fan).
  • Page 46 3-20 Chapter3 3-5. Power Management Setup Menu The difference between Green PCs and traditional computers is that Green PCs have a power management feature. With this feature, when the computer is powered on but inactive, the power consumption is reduced in order to save energy. When the computer operates normally, it is in Normal mode.
  • Page 47 Introduction of the BIOS 3-21 2. Use the arrow keys to go to the item you want to configure. To change the settings, use PgUP, PgDn, + or - key. 3. After you have configured the Power Management feature, press Esc to go back to the Main Menu.
  • Page 48: Power Managements

    3-22 Chapter3 System States and Power States Under ACPI, the operating system directs all system and device power state transitions. The operating system puts devices in and out of low-power states based on user preferences and knowledge of how devices are being used by applications. Devices that are not being used can be turned off.
  • Page 49 Introduction of the BIOS 3-23 Doze = 1 hour Standby = 1 hour Suspend = 1 hour ➤ Max Saving When the three saving modes are enabled, the system is set up for maximum power savings. Doze = 1 minute Standby = 1 minute Suspend = 1 minute ➤...
  • Page 50 3-24 Chapter3 CPU Fan Off Option: CPU fan can be turned off in suspend mode. Modem Use IRQ: You can specify the IRQ for modem use. Doze Mode: When the setting selected for "Power Management" is "User Define", you can define for this mode any delay from 1 minute to 1 hour.
  • Page 51 Introduction of the BIOS 3-25 HDD Power Down: If the system has not accessed data on the hard disk drive during the specified time period, the engine of the HDD will stop in order to save electricity. You can set 1 to 15 minutes or select Disable according to your use of the HDD.
  • Page 52 3-26 Chapter3 ➤ ➤ ➤ ➤ IRQ [3-7, 9-15], NMI: If any IRQ or NMI (Non-Mask Interrupt) activities occur, this will cause the computer to re-count the time elapsed. ➤ ➤ ➤ ➤ VGA Active Monitor: If there is any VGA data transfer or any I/O activities, this will cause the computer to re-count the time elapsed.
  • Page 53: Pnp/Pci Configuration

    Introduction of the BIOS 3-27 3-6. PNP/PCI Configuration In this menu, you can change the INT# and IRQ of the PCI bus and other hardware settings. Figure 3-7. PNP/PCI Configuration Menu PNP OS Installed: Device resource assigned by PnP OS or BIOS. Force Update ESCD: If you want to clear ESCD data next time you boot up, and ask the BIOS to reset the settings for the Plug &...
  • Page 54 3-28 Chapter3 Legacy ISA devices compliant with the original PC AT bus specification, requiring a specific interrupt (such as IRQ4 for serial port 1). PCI/ISA PnP devices compliant with the Plug and Play standard, whether designed for the PCI or ISA bus architecture. Two options are available: Auto or Manual.
  • Page 55: Load Setup Defaults

    INT B). Note: 5 PCI Slots Although the ZX chipset only supports 4 PCI bus master signals, the ZH6 offers users an additional PCI slot. Why? Because many Add-on cards such as the Voodoo series of graphics cards, some PCI-VGA and LAN cards don't occupy the bus master signal. So ABIT provides our customer better expandability by offering an extra PCI slot.
  • Page 56: Integrated Peripherals

    3-30 Chapter3 3-8. Integrated Peripherals In this menu, you can change the onboard I/O device, I/O port address and other hardware settings. Figure 3-8. Integrated Peripherals Menu Onboard IDE-1 Controller: The onboard IDE 1 controller can be set as Enabled or Disabled. ✏...
  • Page 57 Introduction of the BIOS 3-31 ➤Auto: When you select Auto, the system automatically determines the optimal data transfer rate for each IDE device. (Default) ➤Disabled: If you encounter the problem of using Ultra DMA devices, you can try to Disable this item. ✏...
  • Page 58 3-32 Chapter3 PIO MODE 0~4 reflects the IDE device data transfer rate. The higher the MODE value is, the better is the IDE device data transfer rate. But it does not mean that you can select the highest MODE value just as you like, you first have to be sure that your IDE device supports this MODE, otherwise the hard disk will not be able to operate normally.
  • Page 59 Introduction of the BIOS 3-33 ✏ ✏ ✏ ✏ Keyboard 98: ® If you are using Windows 98 and you have a keyboard that is designed for the ® Windows 98 operating system. You can enable this item, and use your keyboard wake up key to wake up your computer.
  • Page 60 3-34 Chapter3 Disable, 3BCh/IRQ7, 278h/IRQ5 and 378h/IRQ7. Default is 378h/IRQ7. ✏ ✏ ✏ ✏ Parallel Port Mode: Can be set as ECP, EPP, ECP+EPP, or Normal (SPP) mode. Default is Normal (SPP) mode. ✏ ✏ ✏ ✏ ECP Mode Use DMA: When the mode selected for the onboard parallel port is ECP, the DMA channel selected can be Channel 1 or Channel 3.
  • Page 61: Password Setting

    Introduction of the BIOS 3-35 3-9. Password Setting This option allows you to set a password required to start the system (System) or to access to the BIOS (Setup). After you have set a password through the PASSWORD SETTING option, you can enter the Security Option in the “BIOS Features Setup Menu”...
  • Page 62: Ide Hard Diskd

    3-36 Chapter3 3-10. IDE Hard Disk Detection After you have installed the hard disk, in old systems, you had to know the hard disk specifications, such as the number of cylinders, heads and sectors, and to enter the relevant information into the hard disk information section. If the CMOS data was erased, and you had forgotten the hard disk specifications, it was a great problem.
  • Page 63: Save & Exit Setup

    Introduction of the BIOS 3-37 3-11. Save & Exit Setup Figure 3-9. Save & Exit Setup You can save all your selection to CMOS and exit BIOS to reboot your computer. 3-12. Exit Without Saving Figure 3-10. Exit Without Saving You can exit and without saving all your selection to CMOS, then exit BIOS to reboot your computer.
  • Page 64 3-38 Chapter3...
  • Page 65: Appendix A Bios Flashing User Instructions

    BIOS Flashing User Instructions Appendix A BIOS Flashing User Instructions When your motherboard needs to be upgraded with new features or to fix some compatibility problems of the BIOS, you will need to use this BIOS flash utility. This utility is provided by Award Software, and it’s easy to flash by yourself.
  • Page 66 Appendix A Figure A-2. Award Flash Memory Writer V7.05 Complete Screen Figure A-3 shows you what commands you can use for the flashing program, you need to go into the pure DOS environment and type awdflash, then you will see Figure A-3. Figure A-3.
  • Page 67 “NEWBIOS” indicates the file name for the new BIOS which can be downloaded from our web site at http://www.abit.com.tw (the user can choose a different file name in place of NEWBIOS). “SAVEBIOS” indicates the filename of the old system BIOS (the user can choose a different file name in place of SAVEBIOS).
  • Page 68 (3) The NEWBIOS file which can be download from ABIT web site. (4) AUTOEXEC.BAT, which has the following content: A:\AWDFLASH NEWBIOS /PY /SN /CC /CD For example, to update the ZH6 BIOS version to FZ (ZH6_LM.BIN), you need to type: A:\AWDFLASH ZH6_LM.BIN /PY /SN /CC /CD 3.
  • Page 69: Appendix B Installing The Highpoint Xstore Pro Utility

    Install HighPoint XStore Pro Utility Appendix B Installing the HighPoint XStore Pro Utility We provide a useful and powerful utility in our product package, HighPoint XStore Pro. What does XStore do? The XStore Pro is a hard disk enhancement utility which can improve system performance.
  • Page 70 Appendix B XStore Pro in your system, otherwise it will cause system conflict when you install the second bus master driver! ® 2. This Windows 95/98 driver does not support CD-ROM Changers. If you have an ATAPI CD-ROM Changer installed in your system, please do not install this driver! ®...
  • Page 71 Install HighPoint XStore Pro Utility This CD-ROM (Or floppy diskette) has the HighPoint XStore Pro drivers. (Version 1.2) The following procedure describes how to install the HighPoint XStore to your system. If you have a floppy diskette but not the CD-ROM, just insert the diskette and run the Setup.exe file to start installation.
  • Page 72 Appendix B Step 3: Press the “Next” key, you will see the license screen. Step 4: Press “Yes” to the continue screen below. Step When installation process is done, you will see the screen below. This screen will show up only when you install both XStore Pro and CD Xpress.
  • Page 73 Install HighPoint XStore Pro Utility Step 6: Choose the “Yes, I want to restart my computer now.” button, then system will restart. Or you can choose the “No, I will restart my computer later.”. Note You must restart your computer after you installed the XStore Pro utility. Otherwise, software may works not properly.
  • Page 74 Appendix B...
  • Page 75 Hardware Monitoring Function Appendix C Hardware Monitoring Function (Installing The Winbond Hardware Doctor Utility) Winbond Hardware Doctor is a self-diagnostic system for PCs and must be used with the Winbond chipset: W83781D/W83782D/W83783S IC series products. It will protect PC hardware by monitoring several critical items including power supply voltages, CPU &...
  • Page 76 Appendix C Step 3. You can specify the program install path by clicking “Change Directory” button. Or if you want to use the default path, click the icon to continue the install process. Now the screen will show you the percentage of installation progress.
  • Page 77 Hardware Monitoring Function Once any item is out of its normal range, a warning message will pop up. The figure below shows the warning message windows. Ignore: You can ignore the warning message of the item this time, but it will still pop up when the error of the same item happens again.
  • Page 78 Appendix C...
  • Page 79 Troubleshooting (Need Assistance?) Appendix D Troubleshooting (Need Assistance?) If you have a problem during operation and in order to help our technical support personnel to quickly find out what the problem of your motherboard is and to give you the answers you need, before filling in the technical support form, eliminate any peripheral that is not related to the problem, and indicate on the form, the key peripherals.
  • Page 80 To fill in this “Technical Support Form”, refer to the step-by-step instructions given below: . MODEL: Note the model number given in your user’s manual. Example: ZH6, BX6, BH6, etc… . Motherboard model number (REV): Note the motherboard model number labeled on the motherboard as “REV:*.**”.
  • Page 81 Troubleshooting (Need Assistance?) 4. DRIVER REV: Note the driver version number indicated on the DEVICE DRIVER disk (if have) as “Release *.**”. For example: User’s Manual...
  • Page 82 Appendix D . OS/APPLICATION: Indicate what are the operating system and the applications your are running on the system. Example: MS-DOS ® 6.22, Windows ® 95, Windows ® NT..CPU: Indicate the brand and the speed (MHz) of your CPU. Example:(A) In the “Brand”...
  • Page 83 Troubleshooting (Need Assistance?) % Technical Support Form Company name: / Phone #: * Contact: 0Fax #: Model BIOS ID # Motherboard DRIVER REV Model No. OS/Application Hardware name Brand Specifications IDE1 IDE2 IDE1 IDE2 Drive System Memory (DRAM) ADD-ON CARD Problem Description: User’s Manual...
  • Page 84 Appendix D...

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