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IBM 220 Service Manual

IBM 220 Service Manual

Model 220 4mm tape drive
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7206 Model 220 External 4mm Tape Drive
7206 Model 220
4mm Tape Drive
Service Guide
SY32-0409-01

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  • Page 1 7206 Model 220 External 4mm Tape Drive 7206 Model 220 4mm Tape Drive Service Guide SY32-0409-01...
  • Page 3 7206 Model 220 External 4mm Tape Drive 7206 Model 220 4mm Tape Drive Service Guide SY32-0409-01...
  • Page 4 First Edition (February, 2000) This edition, SY32–0409–01, applies to Model 220 of the 7206 4mm Tape Drive and to all subsequent releases and modifications until otherwise indicated in new editions. This edition applies only to the specified model of the device.

  • Page 5: Table Of Contents

    Procedures ... . . 17 Hear from You ... 51 Purpose of the MAPs . . 17 Flowchart of the MAPs . 18 © Copyright IBM Corp. 2000...
  • Page 6 7206 Model 220 Service Guide...

  • Page 7: Notices

    Web sites. The materials at those Web sites are not part of the materials for this IBM product and use of those Web sites is at your own risk.

  • Page 8: Safety And Environmental Notices

    Questions on the capabilities of non-IBM products should be addressed to the suppliers of those products. All statements regarding IBM’s future direction or intent are subject to change or withdrawal without notice, and represent goals and objectives only. If you are viewing this information softcopy, the photographs and color illustrations may not appear.

  • Page 9: Caution Notices

    Components of the system, such as structural parts and circuit cards, can be recycled where recycling facilities exist. IBM does not currently collect and recycle used IBM products from customers in the United States other than those products that are involved in trade-in programs. Companies are available to disassemble, reutilize, recycle, or dispose of electronic products.

  • Page 10: Battery Return Program

    IBM at 1-800-426-4333. Please have the IBM part number that is listed on the battery available when you make your call. For information on battery disposal outside the United States, contact your local waste disposal facility.
  • Page 11 TV communications and to other electrical or electronic equipment. Such cables and connectors are available from IBM authorized dealers. IBM cannot accept responsibility for an interference caused by using other than recommended cables and connectors. Germany Only: This product is in conformity with the EN55022 Class B emission limits.

  • Page 12: Trademarks

    The following terms are trademarks of International Business Machines Corporation in the United States, or other countries, or both: RS/6000 Other company, product, and service names may be the trademarks or service marks of others. 7206 Model 220 Service Guide...

  • Page 13: About This Guide

    Store this guide with your system manuals. Related Publications v 7206 Model 220 4mm Tape Drive Setup and Operator Guide, SA26–2006, provides information about installing and operating the 7206 Model 220 Tape Drive. v IBM Externally Attached Devices Safety Information manual, SA26-2004, provides translations of danger notices.

  • Page 14: How To Send Your Comments

    If you have any comments about this book or any other IBM documentation, fill out the readers’ comment form at the back of this book. v If you prefer to send comments by mail, use the readers’ comment form with the address that is printed on the back.

  • Page 15: Chapter 1. Reference Information

    Attention: Before attempting to work with the 7206 Tape Drive or using any of the information in this guide, perform the safety inspection procedures described in “Appendix C. Safety Inspection Procedures” on page 47. The 7206 Model 220 4mm Tape Drive is an external storage device that connects to ® the IBM RS/6000 and stores additional data.

  • Page 16: Front View

    Front View Figure 1 shows the front view of the 7206 Tape Drive. Figure 1. Front View of the 7206 Model 220 4mm Tape Drive | | | | | Status lights Power switch | | | | Unload button...

  • Page 17: Emergency Eject Feature

    Emergency Eject Feature Attention: This procedure may result in loss of data. The 7206 Tape Drive includes an emergency eject and reset feature that releases the tape cartridge and resets the drive. Use the feature if the cartridge does not move properly or if the unload process fails.
  • Page 18 Reset the error by turning the power off to the 7206 Tape Drive, then turning it back on, or by holding down the open/close button for 8 seconds. v If the Fault light still flashes after the reset, contact your service representative. 7206 Model 220 Service Guide...
  • Page 19 (TAPE_ERR6) in the AIX log, indicating that the tape drive needs to be cleaned. 2. IBM only supports the use of IBM media. 3. The 7206 Tape Drive is designed to operate in normal office environments.

  • Page 20: Rear View

    Rear View Figure 2 shows the elements on the rear of the 7206 Model 220 Tape Drive. SCSI address switch Cooling fan SCSI bus cable connectors Power cable connector Figure 2. Rear View of the 7206 Model 220 Tape Drive...

  • Page 21: Internal View

    Internal View Figure 3 shows the inside of the 7206 Model 220 Tape Drive. Drive Cooling fan SCSI address switch Power supply SCSI bus cable Figure 3. Internal View of the 7206 Model 220 Tape Drive Chapter 1. Reference Information...

  • Page 22: Rear View Of The Drive

    Rear View of the Drive Figure 4 shows the connector locations on the drive. SCSI address connector Power supply connector SCSI bus connector Figure 4. Connector Locations on the Drive 7206 Model 220 Service Guide...

  • Page 23: System Requirement

    4.1.5 (when installed with authorized program analysis report (APAR) #IX69941) v 4.2 (when installed with APAR #IX69950) or higher v 4.3 or higher Specifications Table 2. Specifications for the 7206 Model 220 4mm Tape Drive Physical Specifications Width 250 mm (9.8 in.) Depth 275 mm (10.8 in.)

  • Page 24: Cleaning The Tape Drive

    2. If a tape cartridge is in the 7206 Tape Drive, eject and remove the cartridge. Note: The IBM cleaning cartridge has 50 white dots on the window side that are designed to be used to log the use of the cartridge. Each time the cartridge is used, mark one of the dots on the cartridge with a pen or marker.
  • Page 25 After the cleaning cartridge has been inserted, the remainder of the cleaning process is automatic. The 7206 Tape Drive: 1. Loads the cleaning cartridge into the tape drive 2. Cleans the drive by moving the cleaning tape forward for approximately 30 seconds 3.
  • Page 26 7206 Model 220 Service Guide...

  • Page 27: Chapter 2. Using The Media

    The 7206 Tape Drive only reads and writes data to tape cartridges that are DDS-2, 3, or 4 format. Note: The 7206 Model 220 Tape Drive only supports DDS-2, 3, and 4 tape cartridges. The 7206 Tape Drive has been designed to operate with DDS media that meet the...

  • Page 28: Recommendations For Data Cartridge Usage

    The following list describes recommended guidelines that will help to protect your data and prolong the life of your tape cartridges and the 7206 Tape Drive: v Use only IBM 4mm DDS cartridges. v Remove the tape cartridge from the drive when the drive is not in use.

  • Page 29: Tape Cartridge Storage

    Retrieval of archived data should be performed on a tape unit that is clean and fully operational. Try to make the recovery environment the same as the operating environment. Allow tapes at least 24 hours to acclimate to environment of the tape unit.

  • Page 30: Operating In Harsh Environments

    When the switch is set to the right 1 , data can be written to and read from the tape. v When the switch is set to the left 2 , data can only be read. Figure 6. Setting the Write-Protect Switch 7206 Model 220 Service Guide...

  • Page 31: Chapter 3. Maintenance Analysis Procedures

    Figure 7 on page 18 provides a flowchart to be used as a guide to the MAPs. For detailed instructions on how to perform each procedure safely and correctly, refer to the steps in this chapter. © Copyright IBM Corp. 2000...

  • Page 32: Flowchart Of The Maps

    Flowchart of the MAPs Figure 7. Flowchart of Maintenance Analysis Procedures (MAPs) 7206 Model 220 Service Guide...

  • Page 33: Step 1: Power And Fan

    This step tests the voltage at the electrical outlet. 1. Do a controlled system shutdown (refer to the instructions in Chapter 2, “Setting Up the 7206 Tape Drive,” in the 7206 Model 220 4mm Tape Drive Setup and Operator Guide).

  • Page 34: Step 3: Power Cable

    Supply” on page 32. DANGER Do not attempt to open the covers of the power supply. Power supplies are not serviceable and are to be replaced as a unit. (RSFTD217) Go to Step 5: Cooling Fan. 7206 Model 220 Service Guide...

  • Page 35: Step 5: Cooling Fan

    Step 5: Cooling Fan This step examines the cooling fan as the possible source of the problem. 1. Press the power switch to turn off the power. DANGER Up to 240 V ac is present at the power module connectors when the main power cord is connected to a power source.

  • Page 36: Step 7: Scsi Address Switch

    This step checks whether the SCSI address switch is plugged into the drive. 1. Do a controlled system shutdown (refer to the instructions in Chapter 2, “Setting Up the 7206 Tape Drive,” in the 7206 Model 220 4mm Tape Drive Setup and Operator Guide).

  • Page 37: Step 10: Power Supply Voltage Level

    Step 10: Power Supply Voltage Level This step checks the power supply voltage levels as the possible source of the problem. 1. Press the power switch to turn off the power. 2. Perform the cover removal procedure. Refer to “Removing and Replacing the Cover”...

  • Page 38: Step 11: Reassembly

    Is the SCSI bus cable properly connected to the system unit and to the 7206 Tape Drive? Plug the SCSI bus cable into the system unit and into the 7206 Tape Drive, then go to Step 13: Terminator Connection. Go to Step 13: Terminator Connection. 7206 Model 220 Service Guide...

  • Page 39: Step 13: Terminator Connection

    Available. To ensure that 7206 Tape Drive has been correctly configured to the RS/6000, refer to Chapter 2, “Setting Up the 7206 Tape Drive,” in the 7206 Model 220 4mm Tape Drive Setup and Operator Guide. Is the 7206 Tape Drive properly configured to the RS/6000? Go to Step 15: AIX Diagnostics.

  • Page 40: Step 15: Aix Diagnostics

    If no problem was identified, the problem may be intermitant, related to the tape quality, or relating to the environment. If a FRU was replaced or changed and no more errors occur, the problem is fixed. This completes the MAPs. 7206 Model 220 Service Guide...

  • Page 41: Chapter 4. Removal And Replacement Procedures

    This chapter describes the procedures to follow when removing and replacing the field replaceable units (FRUs), such as the drive, power supply, and cooling fan for the 7206 Model 220 Tape Drive. It also describes how to manually remove a tape cartridge from the 7206 Tape Drive.

  • Page 42: Removing And Replacing The Cover

    1. If a tape cartridge is in the drive, eject it. 2. Do a controlled system shutdown (refer to the instructions in Chapter 2, “Setting Up the 7206 Tape Drive,” in the 7206 Model 220 4mm Tape Drive Setup and Operator Guide).
  • Page 43 To replace the cover, reverse the removal procedure. Figure 10. Removing and Replacing the Cover. The 7206 Tape Drive is shown tilted on its side. Chapter 4. Removal and Replacement...

  • Page 44: Removing And Replacing The Drive

    5 that secure the drive to the chassis. 6. Support the drive while returning the 7206 Tape Drive to its original position. 7. Slide the drive out the front of the chassis. Figure 11. Removing and Replacing the Drive 7206 Model 220 Service Guide...
  • Page 45 To replace the drive, reverse the removal procedure. Make sure to v Correctly insert and engage each cable to its proper connector. v Arrange the cables so that they do not interfere with the cooling fan blades or the replacement of the cover. Note: The power supply connector J3 is not used in the 7206 Tape Drive.

  • Page 46: Removing And Replacing The Power Supply

    7. Push the power switch push button 5 out of the front panel and set it aside. Figure 12. Removing and Replacing the Power Supply 7206 Model 220 Service Guide...
  • Page 47 To replace the power supply, reverse the removal procedure. Make sure to: v Align the power supply inside the two tabs ( 6 in Figure 12 on page 32) on the base of the chassis. v With its locking features in a horizontal position, insert the power switch push button 5 into the front panel and press until it locks in place.

  • Page 48: Removing And Replacing The Cooling Fan

    To replace the cooling fan, reverse the removal procedure. Make sure that the cooling fan is oriented so that air blows out of the 7206 Tape Drive. Figure 13. Removing and Replacing the Cooling Fan 7206 Model 220 Service Guide...

  • Page 49: Manually Removing A Tape Cartridge

    Manually Removing a Tape Cartridge Attention: The procedure for manually removing a tape cartridge could damage your tape cartridge, the 7206 Tape Drive, or both. Use this procedure only after you have: 1. Turned the power to the 7206 Tape Drive off and on again to clear potential hang conditions.
  • Page 50 Figure 15. Turn the hexagonal key or small screwdriver counter-clockwise to release the cartridge. Note: This may take more than 1000 turns Figure 15. Turning the Motor Worm Wheel to Release the Cartridge 6. Reassemble the drive in reverse order. 7206 Model 220 Service Guide...

  • Page 51: Chapter 5. Parts Diagram And Parts List

    Cover Asm, Rear, White For Next Higher Asm, see Assembly 1-2. vSeal, Top 5373637 vClip, Retaining 5356429 vFinger Stock Asm 1847630 vvChannel, Finger Stock 1847602 vSeal, Bottom 5373639 vClip, Retaining 5356429 vCover, Rear, Without Paint vScrew, Panel 0416629 © Copyright IBM Corp. 2000...

  • Page 52: Assembly 1: Parts Diagram

    Assembly 1: Parts Diagram 7206 Model 220 Service Guide...
  • Page 53 Assembly 1: (continued) Asm– Part Index Number Units Description 1–1 59H3760 1 Power supply –2 46G2677 3 Screw, power supply, M3 x 6mm –3 42F7300 1 Cooling fan –4 46G2676 2 Screw, cooling fan –5 1622401 2 Nut, cooling fan –6 1622344 2 Washer, cooling fan, optional P/N 0338169...
  • Page 54 7206 Model 220 Service Guide...

  • Page 55: Appendix A. Power Cables

    Table 4 on page 42 lists the power cable part number, the country where the power cable can be used, and an index number to be matched with the receptacles shown in Figure 16 on page 43. If your power cable does not match this information, contact your local dealer. © Copyright IBM Corp. 2000...
  • Page 56 Nigeria, Oman, People’s Republic of China, Qatar, Sierra Leone, Singapore, Tanzania, Uganda, United Arab Emirates (Dubai), United Kingdom, Zambia 14F0051 Switzerland Liechtenstein, Switzerland 14F0069 Italy Chile, Ethiopia, Italy 14F0087 Israel Israel 6952291 Colombia Colombia, Paraguay 7206 Model 220 Service Guide...
  • Page 57 Figure 16. Types of Receptacles Appendix A. Power Cables...
  • Page 58 7206 Model 220 Service Guide...

  • Page 59: Appendix B. Ordering Tape Cartridges

    Table 5 lists the tape cartridges that you can order for the 7206 Model 220 4mm Tape Drive. To order cartridges in the United States and Canada, call 1-888-IBM-MEDIA.
  • Page 60 7206 Model 220 Service Guide...

  • Page 61: Appendix C. Safety Inspection Procedures

    Perform the following safety checks. 1. Do a controlled system shutdown (refer to the instructions in Chapter 2, “Setting Up the 7206 Tape Drive,” in the 7206 Model 220 4mm Tape Drive Setup and Operator Guide). 2. Turn off the power to all external devices connected to the system unit.
  • Page 62 12. Check the product label on the bottom of the 7206 Tape Drive to make sure it matches the voltage at your outlet. DANGER Dangerous voltage being measured. (RSFTD005) 13. Check the voltage level at the outlet and also check for proper grounding (see Figure 18 on page 49). 7206 Model 220 Service Guide...
  • Page 63 Drive, check to ensure 1.0 ohm or less resistance between the ground lug on the external power cable plug and the metal frame. Figure 19. Safety Inspection - Rear View of the 7206 Model 220 4mm Tape Drive Note: Use an analog meter to measure grounding resistance; do not use a digital multimeter.
  • Page 64 Note: Safety Information Label, Part Number 85F7884, located on top of the power supply under the top cover, shows the following symbol: This symbol indicates a hazard arising from dangerous voltage inside. Do not open. 7206 Model 220 Service Guide...

  • Page 65: Readers' Comments - We'd Like To Hear From You

    Thank you for your responses. May we contact you? h Yes h No When you send comments to IBM, you grant IBM a nonexclusive right to use or distribute your comments in any way it believes appropriate without incurring any obligation to you. Name...
  • Page 66 Readers’ Comments — We’d Like to Hear from You Cut or Fold Along Line SY32-0409-01 Fold and Tape Please do not staple Fold and Tape _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ NO POSTAGE NECESSARY IF MAILED IN THE...
  • Page 68 Part Number: 35L0857 Printed in U.S.A. SY32-0409-01...

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