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ORDER NO. CPD0603060C0
Notebook Computer
CF-18
This is the Service Manual for
the following areas.
W …for PCSC
Model No. CF-18JHU80TW
© 2006 Matsushita Electric Industrial Co., Ltd. All rights reserved.
Unauthorized copying and distribution is a violation of law.
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CONTENTS 1 Diagnosis Procedure ······································································································1-1 2 Power-On Self Test (Boot Check) ··················································································2-1 3 List of Error Codes ··········································································································3-1 4 Diagnostic Test ·····················································································
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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. Note: If no error occurs, nothing is displayed. (No display of OK, etc.) Error Diagnosis by Checki
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3 List of Error Codes The following is a list of the messages that BIOS can display. Most of them occur during POST. Some of them display information about a hardware device, e.g., the amount of memory installed. Others may indicate a problem with a device, such as the way it has been configured. Following the list are explanations of the messages and remedies for reported problems. If your system displays one of except the messages marked below wi
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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. 02F6: Software NMI Failed ServerBIOS2 test error: Cannot generate software NMI (Non-Maskable Interrupt). 02F7: Fail - Safe Timer NMI Failed ServerBIOS2 test error: Fail
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4 Diagnostic Test Diagnostic Test Procedure 4.1. Equipment ( ) 1 unit 1 Test Computer -------------------------------------------------------------------------- ( ) 2 External Floppy Disk Drive (USB Port) ------------------------------------------ 1 unit ( ) 3 AC Adapter ------------------------------------------------------------------------------ 1 pc. ( ) 4 Loopback Plug (Serial Port Test for RS232C) [P/N: DFWV95C0067] ----- 1 pc. ( ) 1 pc. 5 Floppy Disk containing file DIAG -------
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5 Self Diagnosis Test Floppy disk is Included for the self-diagnostic tests that should be performed before using this product. Important notice 1. System password If the password function has been turned on, you will need to ask the user for the password before performing the self-diagnostics. 2. FDD test Performing the FDD test will erase the contents of the floppy disk you insert into the drive. Use a formatted disk that has no contents or whose contents are not required. Thi
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5.1.1 List of main test items The Selection item displays the items selected under Automatic test. If you select Automatic test, these test items will be performed automatically. You can use Selection test to choose items from the menu screen that you want to have tested. These items are shown below. 1 SPEAKER TEST Speaker test 2 VESA MODE TEST VESA mode test CPU 3 A20 GATE TEST Address A20 line (CPU related) 4 CACHE ON/OFF TEST Cache memory on/off test 5 NPU OPERAND TEST Floating point processo
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Speaker test, VESA test The speaker test involves listening to music and choosing OK or Not okay. The VESA test involves looking at the display to see if it is satisfactory then choosing OK or Not okay. Serial loop back test The Automatic test’s initial settings are set so that the serial loop back test will be executed. Connect the serial loop back jig and then perform the test. (This test is not executed on default mode) Diagnostics result If no errors occur. The screen shows the word "Pass" i
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5 .4. Test Selection Starting up the input menu 1. From the menu screen shown below, choose Quit and press Enter. ( ) 1. DIAG on FD CF-18 XP/2000 Model ( ) 2. DIAG on FD CF-18 Tablet Model 3. LAN Test 4. Modem Test ( ) 5. Wireless LAN test Wireless LAN Model only 6. Button Test Q. Quit Select please [ 1, 2, 3, 4, 5, 6, Q ] ? menu screen 2. When A: \DIAG appears, input "JDG_184" and press Enter. 3. The input screen shown below will appear. To choose menu items, hold down "ALT" and press the s
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Example: "AL T" + "F" brings up the File menu. Input screen Order of test flow selection Input screen startup 1. Reading the test conditions settings file If the test condition settings Press "AL T" and "F". file is not read, this means Press "L". the test program is not running correctly . Press "AL T" and "C". 2. setting the test items Saving selected test items Press "AL T" and "S". If you change the file name when Press "S". saving the file in step , you can Choose the test item and press En
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5.5 . Error Messages and Troubleshooting The table below explains the parts that may be faulty or damaged should an error message occur while performing the various test items of the self diagnostics program. Test classification Screen display test items Contents 1 CPU A20 GATE TEST Address 20 line 2 (CPU related) CACHE ON/OFF Cache memory on/off 3 NPU OPERAND TEST Floating point processor function 4 RAM (Memory related) RAM STANDARD Memory standard 5 CONTROL DMA PAGE REG TEST DMA page registe
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6 Wiring Connection Diagram INVERTER PCB BACK LIGHT CN1 CN2 EXTERNAL DISPLAY LCD TS PS2 PCB PORT SERIAL PORT CN881 I/O PCB CN880 CN901 Touch Screen CN883 JK880 Panel CN900 CN880 DC-IN RTC BATTERY I/F PCB H/P MIC CN850 JK902 JK901 CN900 CN16 CN902 CN14 CN3 CN9 CN6 CN901 USB PORT CN27 CN25 AUDIO PCB CN18 USB PORT CN11 KEYBOARD CN7 CN17 SD PCB CN8 CN24 CN891 CN5 LAN PORT MAIN PCB CN12 SPEAKER CN37 CN4 J1 WIRELESS CN21 MODULE HDD J5 LAN- J1 AUX MAIN CN30 BATTERY J6 MODEM J2 CN35 CN23 PORT PMC
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7.2. Removing the Touch Pad and 7. Disassembly/Reassembly Keyboard NOTE: Power off the computer. Do not shut down to the Suspend or KBD Plate Hibernation mode. Do not add peripherals while the computer ius in the Suspend KBD Plate or Hibernation mode; abnormal operation may result. For the Screw tightening torque, please refer to [ 8. Exploded Palm Rest Ass'y View]. 7.1. Removing the Battery Pack and HDD Pack 1 3 2 Figure 3 1. Remove the Palm Rest Assíy. 2. Remove the four Screws
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Keyboard 7.4. Removing the Rear Cabinet Keyboard FPC TP Tape Touch Pad Click Button Panel Figure 8 1. Remove the thirteen Screws. Connector 2. Remove the Rear Cabinet. Connector (CN800) (CN18) Screw: DRHM0061ZA Figure 6 7. Disconnect the Cable from Connector (CN18). 7.5. Removing the DU Lid Unit 8. Remove the TP Tape. 9. Disconnect the Cable from Connector (CN800). 10. Remove the Touch Pad and Click Button Plate. Scr
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7.6. Removing the Audio PCB 7.8. Removing Main PCB Audio PCB HDD Guid Plate Connector (CN17) Connector (CN702) Connector (CN8) Connector (CN36) Connector (CN3) Connector (CN9) Connector (CN701) Connector (CN14) LAN Cable Connector (CN23) Main PCB Connector (CN35) Connector (CN12) Connector (CN30) PCMCIA Unit to Connector (CN17) to Connector (CN8) Figure 10 1. Remove the two Screws. 2. Disconnect the two Cables from two Connectors (CN701, CN702). 3. Remove th
