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NEC READY ES PRO Service And Reference Manual

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This service and reference manual contains technical information necessary for servicing and repairing the
Ready ES Pro series systems. The manual includes system setup information, procedures for installing options,
and troubleshooting. The manual is written for NECCSD-trained customer engineers, system analysts, service
center personnel, and dealers.
The manual is organized as follows:
Section 1 — Technical
interface ports, and internal devices.
Section 2 — Setup
Utility, includes procedures for configuring the system through the Setup utility program
Section 3 — Option
Installation, provides installation procedures for adding optional expansion boards,
diskette and hard disk storage devices, system memory, and processor updates.
Section 4 — Maintenance and
possible computer problems and their solutions, and has battery replacement procedures.
Section 5 — Disassembly and
Appendix A — System
weight, environment, safety compliance, power consumption, and memory.
Appendix B — Connector Pin
connector pin assignments.
Appendix C — System
BIOS update utility.
Information, provides an overview of the computer features, hardware design,
Troubleshooting, includes recommended maintenance information, lists
Reassembly, includes computer disassembly and reassembly procedures.
Specifications, provides a list of the system specifications including dimensions,
Assignments, provides a list of the system boards' internal and external
Resources, includes information on system board jumpers, IRQ settings and the

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Summary of Contents for NEC READY ES PRO

  • Page 1 This service and reference manual contains technical information necessary for servicing and repairing the Ready ES Pro series systems. The manual includes system setup information, procedures for installing options, and troubleshooting. The manual is written for NECCSD-trained customer engineers, system analysts, service center personnel, and dealers.
  • Page 2 Technical Information This section provides an overview of the Ready ES Pro series computers. Table 1-1 describes the various features of the different models. The subsections that follow provide more detailed information on the system features. Table 1-1 System Configurations Ready Processor System...
  • Page 3 256-KB or 512-KB of pipeline burst secondary cache integrated on system board; direct mapped write-back and write-through organization. The system comes with 32 MB of main system memory. Two sockets on the system board support up to 256 MB of high-speed memory using industry-standard gold-plated dual in-line memory modules (DIMMs). The system supports 60-ns Synchronous DRAM (SDRAM) or Extended Data Out (EDO) DRAM.
  • Page 4 The system memory map in shown in Table 1-2. Table 1-2 System Memory Map Memory Address Size Function 100000-10000000 255 MB Extended Memory F0000-FFFFF 64 KB BIOS Boot Block EC000-EFFFF 16 KB (available as UMB) ECSD EA000-EBFFF 8 KB (Plug and Play configuration and DMI) E9000-E9FFF 4 KB Reserved for BIOS...
  • Page 5 CMOS memory. The chip also contains the system’s real-time clock. Both are maintained by a 3-volt coin cell lithium battery on the system board. The battery is replaceable. DMA/IRQ Settings The system automatically configures interrupt requests (IRQ), direct memory access (DMA) channels, and other parameters when adding PCI boards with minimal user intervention.
  • Page 6 The system board provides two IDE ports: a fast IDE port (the primary channel) a standard IDE port (the secondary channel). Each port supports two devices for a total of four IDE devices. The system board allows the connection of an IDE CD-ROM reader for system configuration flexibility without the addition of a controller.
  • Page 7 DMA Demand mode, MPU-401 compatible MIDI interface Wave Blaster upgradeable for wavetable synthesis Built-in 6-channel stereo mixer; supports 3 channel analog input Software programmable ISA bus interface (DMA, Interrupt, I/O address) Power down mode, dual master clock input Sound Retreival System (SRS) for 3D sound effects Complies with General MIDI system level 1 Wavetable synthesis to generate up to 24 voices simultaneously MIDI/Game connector —...
  • Page 8 Speakerphone ¾ Full duplex, echo cancellation Protocols and Compatibilities Data (maximum speed) x2 53/56 kbps (Internet access) ITU-T V.34bis (33,600 bps) V.34 (28,800 bps) V.32bis V.32 V.22bis V.22 Bell 212A Bell 103 Data Compression ¾ ITU-T V.42bis/MNP5 for throughput up to 115,200 bps Error Control ¾...
  • Page 9 Graphics Board Ethernet models come with a Diamond graphics board preinstalled. The board is a high-performance PCI graphics board specifically designed for exceptional graphics and superior quality full-screen, full-motion video. The board uses the Trident™ 3DImàge975™ video controller. Diskette Drive The system comes standard with a 1.44-MB high-density diskette drive pre-installed in the 3 1/2-inch accessible device slot (drive A).
  • Page 10 Option Installation This section provides instructions for installing the following options: expansion boards DIMM memory upgrade processor upgrade video upgrade data storage devices external options. All options require that the system unit cover be removed. Procedures for removing the cover are included in this section.
  • Page 11 If possible, use anti-static devices, such as wrist straps and floor mats. Always hold a chip or board by its edges. Avoid touching the components on the chip or board. Take care when connecting or disconnecting cables. A damaged cable can cause a short in the electrical circuit.
  • Page 12 against the rear panel to slide the cover one inch away from the front panel.) Figure -2 Releasing the Cover Lift the cover up and away from the system unit. Replacing the Cover To replace the system unit cover, use the following procedure. With the cover about an inch away from the front of the system unit, carefully align the top and bottom cover tabs into the slots and tabs in the system unit frame.
  • Page 13 NOTE: The cover fits tightly. If the cover does not slide all the way to the front panel, place one hand on the front of the unit while you slide the cover forward from the rear. Secure the cover with the three cover screws removed earlier. If there is a cover lock, replace it and secure it.
  • Page 14 Figure -4 Locating Expansion Slots Expansion Board Installation Install expansion boards in the system as follows. Remove the system unit cover. Follow any preinstallation instructions that come with the expansion board (such as setting switches or jumpers on the board). Remove the screw securing an expansion slot cover and remove the cover.
  • Page 15 Figure -6 Inserting a Board Attach any cables required by the expansion board. Replace the system unit cover. Expansion Board Removal Remove expansion boards from the system as follows. Remove the system unit cover. Label and remove any cables connected to the board. Remove the screw that secures the board to the support bracket.
  • Page 16 Depending on product upgrade availability, your system memory can be upgraded to a total of 256 MB. When upgrading your system memory, note the following conditions: Be sure to use 168-pin 3.3V DIMMs with gold-plated contacts. Bus speed of 66 MHz only is supported. Non-Error Correcting and Checking (64-bit) and ECC (72-bit) DIMMs are both supported.
  • Page 18 DIMM Removal Use the following procedure to remove a DIMM. CAUTION: Reduce static discharge by touching the system’s metal chassis. Remove the system unit cover. Locate the DIMM sockets. To remove a DIMM from its socket, press the plastic clips at the outer edges of the socket away from the DIMM.
  • Page 19 Figure -9 Installing a DIMM Replace any cables or boards that may have been removed. Replace the system unit cover. PROCESSOR Upgrade ™ Your system supports an upgrade processor, such as an Intel OverDrive processor. See the following sections for information on removing the processor in the system and adding an upgrade processor. Processor Removal Use the following steps to remove the processor in the system.
  • Page 20 Figure -11 Locating the Power Supply Screws Release the heatsink clamp from the socket tabs. Figure -12 Releasing the Heatsink Clamp Release the processor by pulling the socket lever away from the socket and as far back as it can go without forcing.
  • Page 21 Align the notched corner of the processor with the pin 1 corner of the socket. Insert the processor into the socket. Figure -13 Aligning the Processor and Socket Swing the socket lever up to lock the processor in the socket. Replace the heatsink by positioning the clamp openings over the socket tabs.
  • Page 22 Replace the system unit cover. Data Storage Devices The system board in your computer supports the following storage devices: two diskette drives, including the standard 1.44-MB diskette drive and a tape backup unit up to four IDE drives. Device Slots The system has six storage slots: a 3 1/2-inch accessible device slot which contains the standard 1.44-MB diskette drive two internal hard disk drive slots...
  • Page 23 Device Preparation Before installing a storage device in the system, follow any preinstallation instructions that come with the device. For example, check the following: Diskette drive ¾ remove any termination jumpers on the optional diskette drive. See the documentation that comes with the drive.
  • Page 24 Figure -16 System Board Cable Connectors Diskette Drive Signal Cable A two-connector diskette drive signal cable comes attached to the system board and to the standard 1.44-MB diskette drive. An optional three-connector cable must be used to add a second diskette drive to the system. The colored edge of the cable goes to pin 1 on the cable connector.
  • Page 25 Figure -18 IDE Signal Cable System Power Cables Power cables come from the power supply and are attached to the standard storage devices. System power cables vary in length and provide connector sizes to accommodate a variety of supported storage configurations.
  • Page 26 Device Cabling All storage devices require a power and signal cable connection. Devices shipped with the system are already connected. Cable optional devices as follows. Cabling an IDE Device Connect the IDE signal cable connector to the connector on the IDE device. Take care to prevent bending drive connector pins.
  • Page 27 Figure -21 Connecting 1.2-MB Diskette Drive Cables Storage Device Installation The system comes with one free 3 1/2-inch device slot and two free 5 1/4-inch device slots. See the following procedures to add a storage device: "Installing a 3 1/2-Inch Device" "Installing a 5 1/4-Inch Device."...
  • Page 28 Connect the IDE and power cable to the hard disk as follows: Carefully place the system unit on its side with the open side facing up. Locate the four holes on the bottom of the hard disk. Hold the hard disk with the holes facing the floor of the system unit and the connectors facing the front of the unit.
  • Page 29 NOTE: If your 5 1/4-inch device comes with drive rails, do not attach them. Remove any rails attached. See the documentation that comes with the device. Remove the system unit cover. Remove the front panel by carefully pulling it off the front of the system unit. Use an even amount of pressure around the edges of the panel.
  • Page 30 Figure -25 Attaching the Rails If you are installing an accessible device, locate the blank panel on the front panel corresponding to the device slot in the system. Remove the blank panel by pressing the panel tabs from inside the panel and pushing the panel out. Figure -26 Locating the Blank Panel Tabs Insert the connector end of the device into the device slot in the system unit and secure the device with the two slot cover screws removed earlier.
  • Page 31 For other external devices, see the instructions that come with the option. NEC CS500 Monitor Some systems ship with the NEC CS500 monitor. The monitor integrates in one unit an NEC color monitor, two amplified speakers, and a microphone. Use the following steps to connect the monitor to the back of the system unit. Also see the documentation that comes with the monitor.
  • Page 32 Power on the system unit. NEC C700 Monitor Some systems ship with the NEC C700 monitor, without integrated speakers and microphone. NOTE: Systems that ship with the NEC C700 monitor ship with external speakers. Use the following steps to connect the monitor to the back of the system unit. Also see the documentation that comes with the monitor.
  • Page 33 Connect the monitor power cable and the system unit power cable to a properly grounded power outlet. Power on the monitor. Power on the system unit. Parallel Printer NOTE: Before connecting a printer to the system, be sure the printer is set up correctly. Follow the setup instructions that come with the printer.
  • Page 34 Turn on the serial device and the computer. Figure -31 Connecting an RS-232C Cable...
  • Page 35 To access the NECCSD FTP site: ftp.nectech.com To purchase a new system or an option kit Call 1 (888) 863-2669 through NEC NOW, or to obtain sales literature or 1 (888) 8NEC-NOW option information: Online Services The following sections provide valuable information on how to access the various online services available.
  • Page 36 Catalog 6, NEC Ready Systems technical support information. Catalog 7, NEC PowerMate Systems technical support information. Catalog 8, NEC Portable Systems (including Versa Notebooks and MobilePro Handheld Personal Computers) technical support information. Technical support information includes BBS and FTP file listings, Illustrated Parts Breakdowns (IPB), part numbers, FAQ lists, and other documents specific to each product.
  • Page 37 With your fax/modem, the NECCSD Bulletin Board System (BBS) can be used to provide you with the latest information on hardware and software. The BBS allows you to download files (video drivers, printer drivers, BIOS updates, etc.) for system enhancements and upgrades. The BBS can also be accessed through the Compuserve online service.
  • Page 38 Bulletin Board System. To access the NECCSD Home Page via the World Wide Web, enter the following Internet Uniform Resource Locator (URL) through your service: http://www.nec-computers.com To access the NECCSD FTP site, enter the following Internet FTP address through your service: ftp.nectech.com Once in the file menu, follow the prompts to choose and download the file(s) you want.
  • Page 39 and monitor even after the power button is off. All voltage is removed only when the power cord is unplugged. System Cleaning Use the following procedure for cleaning the system. Power off the system and unplug all power cables. Periodically wipe the outside of the system, keyboard, mouse, and monitor with a soft, clean cloth. Remove stains with a mild detergent.

  • Page 40: Troubleshooting

    Figure -1 Removing the Mouse Ball Cover Turn the mouse over and remove the ball. Clean the mouse as follows: Clean the mouse ball with tap water and a mild detergent, then dry it with a lint-free cloth. Remove any dust and lint from the mouse socket. Replace the mouse ball in its socket.
  • Page 41 6. Replace the system board. Power supply Any of the following conditions 1. Perform steps 1 through 4 listed in this malfunction could occur: table under No Power. Front panel lamps out, diskette 2. Check power supply voltages. Voltages and/or hard drives do not spin, should be measured with a load on them monitor blank, interface ports not (system board plugged in).
  • Page 42 4. Check hard disk cable and hard disk. Replace as necessary. 5. Replace system board (or hard disk controller PCB if the system board controller is not used). Memory malfunction Total memory not recognized. 1. Reseat DIMMs. 2. Systematically swap DIMMs. 3.
  • Page 43 CD-ROM System power not on. 1. Turn system power on. malfunction 1. System power not on. Turn system power Disc tray does not open. 2. System power failed. Insert about an inch of a straightened paper clip into the emergency eject hole, until the tray opens. 1.
  • Page 44 Table -3 Beep Code Descriptions Beeps Error Message Description The memory refresh circuitry on the system Refresh Failure board is faulty. Parity Error Parity error in the first 64 KB of memory. Base 64 KB Memory Failure Memory failure in the first 64 KB. Memory failure in the first 64 KB of memory, or Timer Not Operational Timer 1 on the system board is not functioning.
  • Page 45 Figure -2 Locating the Battery Use fingers to carefully pull the battery up until it is clear to slide the battery out of the socket. WARNING: The battery can explode if it is incorrectly replaced or improperly discarded. Use only the same battery or an equivalent type recommended by the manufacturer when replacing the battery.
  • Page 46 Disassembly and Re-assembly This section contains step-by-step disassembly procedures for the system unit. Re-assembly is the reverse of disassembly. The procedures are supported by simplified disassembly illustrations to facilitate removal. A Phillips-head screwdriver is the only required tool. For complete disassembly of the system unit, follow the disassembly order listed in Table 5-1.
  • Page 47 System Unit Cover Removal To remove and replace the system unit cover, use "Removing the Cover" in Section 3. NOTE: Unplug the power cord before disassembling the system unit. Voltage is present inside the system unit even after the power is off. All voltage is removed only when the power cord is unplugged. Expansion Board Removal Remove any installed expansion board(s) per the following steps.
  • Page 48 Figure -2 Removing the Front Panel Blank Panel and Metal Slot Cover Removal Remove the blank panel and the metal slot cover from the chassis as follows. Remove the front panel as previously described. Remove the blank panel from the selected slot by pressing the panel tabs from inside the front panel and pushing the blank panel out (see Figure 5-3).
  • Page 49 Speaker Assembly Removal Remove the speaker per Figure 5-5 and the following steps. Remove the system unit cover as previously described. Unplug the speaker from its connector on the system board. Slide the speaker over the raised spot and out from the speaker tabs. Remove the speaker from the system unit.
  • Page 50 Remove a system lamp (LED) per Figure 5-6 and the following steps. Remove the system unit cover and front panel as previously described. Unplug the lamp from its connector on the system board. Press in on the lamp holder tabs and push the lamp assembly out through its mounting hole. Remove the lamp assembly from the system unit.
  • Page 51 Figure -7 Locating the Suspend Switch DIMM Removal Remove any optional DIMMs from the system board as follows. Remove the system unit cover. Locate the DIMM sockets. To remove a DIMM from its socket, press the plastic clips at the outer edges of the socket away from the DIMM.
  • Page 52 If removing a device from the middle or bottom 5 1/4-inch slot, remove the two screws that secure the device to the front of the system unit . Slide the device out from the front of the system unit. Remove the four screws, two to a side, securing the rails to the sides of the device.
  • Page 53 3 1/2-Inch Hard Disk Drive Removal Remove the 3 1/2-inch hard disk drive as follows. Remove the system unit cover as previously described. Unplug the hard disk drive power and signal cables from the hard disk drive. NOTE: When reinstalling the drive, note that all power cables are keyed to fit only in the correct position. Remove the four screws, underneath the bottom of the system unit, holding the 3 1/2-inch hard disk drive to the unit (see Figure 5-10).
  • Page 54 Slide the 3 1/2-inch diskette drive out of its slot in the front of the system unit. Figure 5-11 Locating the Diskette Drive Screws Power Supply Removal Remove the power supply as follows. Remove the system unit cover as previously described. Remove the two screws securing the power-on switch and cable to the front of the system unit, free the switch from the system unit, and let it dangle out-of-the-way while removing the power supply.
  • Page 55 Remove the four screws securing the power supply to the back of the system unit (see Figure 5-13). Figure 5-13 Locating the Power Supply Screws Free the power supply from the metal tabs on the bottom of the system unit and remove the power supply from the system unit.
  • Page 56 Figure 5-14 Locating the System Board Screws Illustrated Parts Breakdown This subsection contains the illustrated parts breakdown (IPB) and part numbers for the Ready computer. Table 5-2 lists the field-replaceable parts for the computer.* Table 5-3 lists the documentation and packaging for the Ready computer.
  • Page 57 System board with 256 KB cache, 2 MB ATI video and 158-056696-000 no audio System board with 512 KB cache, no video and no 158-056697-000 audio NEC CS500 monitor (not shown in figure) 010437 NEC C700 monitor (not shown in figure) 000-00037 15-watt speakers, Altec-410 (not shown in figure) 160313...
  • Page 58 Description Part Number Ready ES Pro Series User’s Guide 102038 Ready ES Pro Series System Upgrade and Reference Guide 102037 Ready ES Pro Series Service and Reference Manual 102038-SRV Ready ES Pro Illistrated Parts Breakdown...
  • Page 59 Figure 5-15 Illustrated Parts Breakdown 980428mc...
  • Page 60 System Specifications This section describes the system specifications. Processor Microprocessor 166-MHz, 200-MHz, or 233-MHz MMX Clock Rate 166 MHz internally, 66 MHz externally 200 MHz internally, 66 MHz externally 233 MHz internally, 66 MHz externally Processor Support 32-bit addressing 64-bit data Primary Cache 32 KB of internal write-back cache on processor Secondary Cache 256 KB or 512 KB of pipeline burst cache ZIF Socket integrated 321-pin type 7 ZIF socket supports next generation processor...
  • Page 61 Flash ROM 256 KB Video Memory Standard video memory Fax/Modem models — 2 MB video memory on the system board Ethernet models — 4 MB video memory on the graphics board Calendar Clock Year/Month/Day/Hour/Minute/Second/.01 Second; maintained by battery backup module Battery Type Real Time Clock (RTC) battery module Input/Output (I/O) Facilities Integrated Industry-Standard Interfaces...
  • Page 62 Expansion Slots I/O Bus PCI/ISA Six expansion slots Three 8-/16-bit ISA slots Three 32-bit PCI slots Keyboard and Mouse ® ® Keyboard Microsoft Natural , PS/2-compatible Function Keys 12 keys, capable of up to 48 functions Status Lamps numeric lock, capital lock, and scroll lock keys Numeric Keypad standard Separate Cursor Control Keys standard ™...
  • Page 63 three 5 1/4-inch accessible device slots (1.6-inch high, half-height) The top accessible device slot contains the standard CD-ROM reader. Graphics Video Memory Fax/Modem models — 2 MB on the system board Ethernet models — 4 MB on the graphics board Support for High Color at 1024 by 768, 800 by 600, 640 by 480, and True Color at 800 by 600 and 640 by 480 Graphics Support (with 2 MB video memory) 1024 by 768 pixels, 256/64,000 colors...
  • Page 64 System for PC sound applications Stereo jacks — microphone in, line in, line out Built-in 16-bit sigma-delta stereo CODEC Dual DMA channel and built-in FIFOs for full duplex simultaneous playback and record in 16-bit stereo Programmable sample rate from 5.5 KHz to 48 KHz for recording and playback 6-bit (64 steps) master volume control IMA-compatible adaptive differential pulse code modulation (ADPCM), A-Law and u-Law compression/decompression...
  • Page 65 built in 6-channel stereo mixer dynamic range exceeds 80 dB with digital interpolation filter automatic dynamic filtering programmable to sampling rate Sound Retreival System (SRS) for 3D sound effects MIDI/Game connector supports MIDI device or gaming device Dimensions Height 14 in. (35.56 cm) Width 8 in.
  • Page 67 System Resources The following sections include information about: default system settings viewing system resources jumper settings on the system board. IRQ settings The following settings are the default IRQ settings: IRQ0 (timer) IRQ1 (keyboard) IRQ2 (programmable interrupt controller) IRQ3 (COM2) IRQ4 (COM1) IRQ5 (LPT2) IRQ6 (diskette drive)
  • Page 68 direct memory access (DMA) channels, and input/output (I/O) addresses. See the following procedures to view system resources. Follow these steps to view system resources: From the Windows 95 desktop, click the "My Computer" icon with the right mouse button. Click "Properties." The System Properties box appears. Click the Device Manager tab.
  • Page 69 Figure -1 System Board Configuration Jumpers Set the processor and host bus frequency jumpers according to the documentation supplied with the upgrade processor and the following. Change the jumper setting by lifting the plastic block and placing it on the appropriate pins. 166 MHz processor Host Bus PCI Bus ISA Bus Bus/Processor (J9C1-C) (J9C1-D) Freq.
  • Page 70 Locate the Password Clear jumper (J9C1-A) on the system board (see Figure C-1). If required, remove any installed expansion boards to access the jumper (see Section 3, "Expansion Board Removal"). Move the jumper to the Password Clear pins (pins 2-3). Replace the system cover (see Section 3 "Replacing the Cover").
  • Page 71 Update the BIOS from the BIOS flash diskette as follows. Write down the Setup parameters currently set on the system. Turn off the system. Insert the flash diskette in drive A and turn on the system. The update proceeds automatically and shows a BIOS Update successfully completed message when done. Press any key to reboot the system.
  • Page 72 Ready ES Index BIOS update utility using, C-5 CD-ROM reader, 1-10 Checking hard disk drive parameters, 2-7 CMOS battery, 4-14 replacement, 4-14 Configuration jumpers, C-2 Configurations, 1-1 setup, 2-1 Connectors, B-1 DIMM sockets, B-10 diskette drive, B-8 IDE interface, B-9 ISA expansion bus, B-11 keyboard, B-6 mouse, B-6...
  • Page 73 upgrade, 3-9 Disassembly, 5-1 3 1/2-inch diskette drive, 5-12 3 1/2-inch hard disk drive, 5-11 5 1/4-inch device, 5-9 blank panel and metal cover plate, 5-5 card guide and fan assembly, 5-6 DIMM, 5-9 expansion boards, 5-3 front panel, 5-4 power supply, 5-13 speaker assembly, 5-6 suspend switch, 5-8...
  • Page 74 Illustrated parts breakdown, 5-15 documentation part numbers, 5-17 parts lists, 5-15 Installing options interrupts, C-2 system resources, C-2 Interrupts, C-2 IRQs, C-2 Jumper settings clearing password, C-4 system board, C-2 Keyboard cleaning, 4-6 Maintenance, 4-5 keyboard cleaning, 4-6 mouse cleaning, 4-6 system cleaning, 4-5 Mouse cleaning, 4-6...
  • Page 75 Online services, 4-2 fax number, 4-4 FaxFlash, 4-2 Internet address, 4-4 NECCSD Bulletin Board System, 4-3 NECCSD Home Page, 4-5 Operation, 2-1 Option installation, 3-1 cover removal, 3-3 device slots, 3-17 expansion board removal, 3-8 external options, 3-28 precautions, 3-2 Power management, 1-10 Power supply, 1-10 Reassembly, 5-1...
  • Page 76 device preparation, 3-18 device slots, 3-17, A-3 System board, 1-1 connectors, B-1 jumpers, C-2 System cleaning, 4-5 System configurations, 1-1 System resources, C-2 Troubleshooting, 4-8 problems and solutions, 4-8...

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