Panasonic Toughbook CF-74FCBCZBM Service Manual

Panasonic Toughbook CF-74FCBCZBM Service Manual

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ORDER NO.
CPD0703213A1
Notebook Computer
CF-74FCBCZBM
Model No.
This is the Service Manual for
the following areas.
M ...for U.S.A. and Canada
© 2007 Matsushita Electric Industrial Co., Ltd. All rights reserved.
Unauthorized copying and distribution is a violation of law.

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Summary of Contents for Panasonic Toughbook CF-74FCBCZBM

  • Page 1 ORDER NO. CPD0703213A1 Notebook Computer CF-74FCBCZBM Model No. This is the Service Manual for the following areas. M …for U.S.A. and Canada © 2007 Matsushita Electric Industrial Co., Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law.
  • Page 2: How To Replace The Fuse

    If you lose the fuse cover the plug must not be used until a replacement cover is obtained. A replacement fuse cover can be purchased from your local Panasonic Dealer. IF THE FITTED MOULDED PLUG IS UNSUITABLE FOR THE SOCKET OUTLET IN YOUR HOME THEN THE FUSE SHOULD BE REMOVED AND THE PLUG CUT OFF AND DISPOSED OF SAFELY.
  • Page 3: Laser Safety Information

    LASER SAFETY INFORMATION For U.S.A. Class 1 LASER-Product This product is certified to comply with DHHS Rules 21 CFR Subchapter J. This product complies with European Standard EN60825 (or IEC Publication 825) For all areas This equipment is classified as a class 1 level LASER product and there is no hazardous LASER radiation. Caution: (1) Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure.
  • Page 4 4 / 20...
  • Page 5 5 / 20...
  • Page 6: Diagnosis Procedure

    1 Diagnosis Procedure 1.1. Basic Procedures 6 / 20...
  • Page 7: Troubleshooting

    1.2. Troubleshooting Please take note of the following two points with regard to troubleshooting: 1. Know-how of diagnosis upon occurrence of heavy troubles, e.g. Set cannot be turned ON , Set fails to start , No display on screen , etc. 2.
  • Page 8: Power-On Self Test (Boot Check)

    2 Power-On Self Test (Boot Check) Outline of POST The set has a boot check function called POST (Power-On Self Test) in it. The condition of the main body is diagnosed by checking beep sound or error code. Start .....Test begins automatically when power switch is set to ON. Normal finish ..After memory checking, a beep sound is issued once and the set is placed into automatic stop.
  • Page 9: List Of Error Codes

    If your system displays one of except the messages marked below with an asterisk (*), write down the message and contact Panasonic Technical Support. If your system fails after you make changes in the Setup menus, reset the computer, enter Setup and install Setup defaults or correct the error.
  • Page 10 02D0 System cache error - Cache disabled Contact Panasonic Technical Support. 02F0: CPU ID: CPU socket number for Multi-Processor error. 02F4: EISA CMOS not writable ServerBIOS2 test error: Cannot write to EISA CMOS. 02F5: DMA Test Failed ServerBIOS2 test error: Cannot write to extended DMA (Direct Memory Access) registers.
  • Page 11: Self Diagnosis Test

    The power supply of the computer is turned on. " F2 " is pushed on the screen of "Panasonic" while " press <F2 to enter Setup> " is displayed. The setup utility starts and then takes notes of the content of the BIOS setup of present set.
  • Page 12 2. Operation of PC-Diagnostic Utility -Only the device which can be inspected on the entire screen is displayed. -The item does not appear when the device of wireless LAN etc. is not physically connected. -The movement of the item must use an arrow key or a flat pad. -As for the device under the diagnosis, blue and yellow are alternately displayed at the left of the icon.
  • Page 13 2-3. The content of the setup is returned to the setting of the user Turned on the computer. "F2" is pushed on the screen while "Press<F2>to enter Setup" is displayed of "Panasonic". Push "F10", and on the screen of "Is the change in the setting preserved and do end?"and then "Yes"...
  • Page 14 4.1. Test Item and Division of trouble Place with possibili- Test item Stanard Enhancing Content of standard test Content of enhancing test ty of breakdown CPU / CPU is shifted to protected mode, and CPU / SYSTEM "Violation of the paging", "Operation of Main board the violation of a privileged instruc- tion", and DMA, INT, TIMER, and the...
  • Page 15 The place with possibility of Test Item Standard Enhanced Content of Standard Test Content of Extend Test breakdown It is confirmed not to find Perform Touch Screen abnormality in the USB functionality practically. Main board/ Touch Screen connection of Touch Screen. Operator has to judge Touch Screen This test cannot find...
  • Page 16 5 Replacement Parts List Comparison Table Note : Important Safety Notice Components identified by mark have special characteristics important for safety. When replacing any of these components, use only manufacturer's specified parts. CF-74FCBCZBM PART NO. REF. NO and AREA DESCRIPTION Q'TY CF-74CCBAXBM CF-74FCBCZBM Main Block Unit...
  • Page 17: Exploded View

    6 Exploded View K1012 K1006 K206 K206 Screw tightening torque 0.1 ± 0.01 N.m 1.2 ± 0.1 N.m (1.0 ± 0.1 kgf.cm) (12.0 ± 1.0 kgf.cm) 0.2 ± 0.02 N.m 0.8 ± 0.1 N.m (2.0 ± 0.2 kgf.cm) (8.0 ± 1.0 kgf.cm) 0.4 ±...
  • Page 18 K1010 E20-1 K1009 K101 K1007 K1008 E17-2 E17-3 E17-5 E17-6 E17-1 E17-4 E17-7 Screw tightening torque 0.2 ± 0.02 N.m (2.0 ± 0.2 kgf.cm) 0.13 ± 0.01 N.m (1.3 ± 0.1 kgf.cm) K1011 K1013 CF-74FCBCZBM 18 / 20...
  • Page 19 K212 K211 K205 K210 K210-6 K210-1 E14-1 K210-2 K210-3 E15-1 K210-5 K210-4 K201 K210-5 K207 K207 K207 K209 K204 K208 K204 K203 K206 Screw tightening torque K207 K207 0.1 ± 0.01 N.m (1.0 ± 0.1 kgf.cm) K202 0.2 ± 0.02 N.m (2.0 ±...
  • Page 20 E22-4 E22-2 E22-1 E22-5 E22-4 E22-6-4 E22-6-3 E22-4 E22-3 E22-4 E22-6-4 E22-6 E22-6-6 E22-6-5 E22-6-2 E22-6-1-1 E22-6-1 E22-6-5 CF-74FCBCZBM 20 / 20...

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