Panasonic Toughbook CF-W4HWEZZBM Service Manual Download

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ORDER NO. CPD0604066C1

Personal Computer

CF-W4

Model No. CF-W4HWEZZBM

This is the Service Manual for
the following areas.
M …for U.S.A. and Canada

Unauthorized copying and distribution is a violation of law.

Summary of Contents for Toughbook CF-W4HWEZZBM

Page 1: ...Computer CF W4 Model No CF W4HWEZZBM This is the Service Manual for the following areas M for U S A and Canada 2006 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law ...

Page 2: ...nostic Test 5 2 Automatic Test 5 3 Peripheral Test 5 4 Test Selection 5 5 Error Messages and Troubleshooting 6 Disassembly Reassembly Instruction 6 1 Disassembly Flow Chart 6 2 Disassembly 6 3 Reassembly 7 Explanation of Hardware 7 1 System Block Diagram 8 Main Unit Extended View 8 1 Display section 8 3 Bottom section 9 Replacement Parts List Page Page 4 10 11 14 16 16 17 23 24 26 26 27 28 29 30 3...

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Page 5: ...ted into a computer based system or unit which has an enclosing cover It should never be used as a stand alone drive Danger The serviceman should not remove the cover of drive unit and should not service because the drive unit is a non serviceable part Please check DANGER label on bottom cabinet of the equipment Unplug the AC power cord and remove the battery pack from the equipment before opening...

Page 6: ...to the heat source for a long period of time Handling Avoid Magnetic Fields Keep the computer away from magnets Data stored on the hard disk may be lost Avoid Stacking Do not place heavy objects on top of the computer Do Not Disassemble the Computer Do not disassemble the computer using methods other than those shown in this manual This computer contains high voltage parts contact with which may r...

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Page 9: ...we recommend asking the airlines regarding their policy on this issue It is a good idea to make backup copies on disks and carry them with you A B Touch Pad Display Avoid using water when cleaning the panel Ingredients included in water may leave scratches and reduce readability of the screen When cleaning dust dirt Avoid rubbing off dust dirt with cloth since it may leave scratch on the screen Sw...

Page 10: ...2006 10 ...

Page 11: ...EXTRA ٨CD RW ٨CD TEXT Compatible Disks and Compatible For mats 5 Recording ٨CD R ٨CD RW Display Method 12 1 XGA type TFT 1024 768 dots Internal LCD Display 65 536 16 777 216 colors 1024 768 dots 10 External Display 11 65 536 16 777 216 colors 800 600 dots 1024 768 dots 1280 768 dots 1280 1024 dots 1600 1200 dots 2048 1536 dots Simultaneous Display on LCD Exter nal Display 11 65 536 16 777 216 colo...

Page 12: ...cro DIMM cannot be used PC2100 PC2700 172 pin Micro DIMM cannot be used 15 Does not guarantee operation of all USB compatible peripherals 16 Only for North America The AC adaptor is compatible with power sources up to 240 V AC adaptor This computer is supplied with a 125 V AC compatible AC cord 17 Varies depending on the usage conditions CPU speed etc Measured value when the power saving function ...

Page 13: ...d 27 IEEE802 11b 11 5 5 2 1 Mbps automatically switched 27 IEEE802 11g 54 48 36 24 18 12 9 6 Mbps automatically switched 27 Standard Supported IEEE802 11a IEEE802 11b IEEE802 11g Transmission Method OFDM system DS SS system Wireless Channels Used IEEE802 11a Channels 36 40 44 48 52 56 60 64 149 153 157 161 165 IEEE802 11b IEEE802 11g Channels 1 to 11 RF Frequency Band IEEE802 11a 5 18 5 32 GHz 5 7...

Page 14: ...H LVSOD LQWHUQDO H ERDUG 6SHDNHU 6WDWH LQGLFDWRU 1 FRQQHFWRU KHHO SDG 0RGHP FRQQHFWRU 3RZHU VZLWFK 3RZHU LQGLFDWRU 0 6HFXULW ORFN LUHOHVV 1 VZLWFK 0 86 FRQQHFWRU FRQRP PRGH 2 LQGLFDWRU 2 LUHOHVV 1 DQWHQQD EXLOW LQ DWWHU LQGLFDWRU 3 9 GULYH 5 66 1 2 ...

Page 15: ...al H I J K L M N B External display connector Audio output terminal C PC card slot Emergency hole D SD memory card slot Additional memory slot E SD memory card indicator Latch F Drive power switch Eject switch Latch G Display latch Battery pack 15 ...

Page 16: ...4 Diagnosis Repair 4 1 Basic Procedures 16 ...

Page 17: ...4 2 Troubleshooting 17 ...

Page 18: ... Regional Options Date and Ti me If you continue to experience problems the internal battery maintaining the clock may need to be replaced Contact your technical support office When the computer is connected to a LAN confirm the date and time of the server This computer will not correctly recognize the date and time starting from the year 2100 A D Even when a password has been set in the Setup Uti...

Page 19: ...er than when the AC adaptor is connected The cursor cannot be con trolled properly When there is no display to an external display Check your cable connection to the external display Confirm your display is powered on Check the settings for your external display The display destination may be set to the external display Try changing the display destination by pressing Fn F3 If you want to switch t...

Page 20: ...he MPEG file before switching the display destination Is the application a non Unicode program When non Unicode programs are run on Windows XP you must select the language appropriate to that program Set Language for non Unicode programs in Control Panel Date Ti me Language and Regional Options Regional and Language Options Advanced Note that only a user with the administrator authority can change...

Page 21: ...g for Language for non Unicode programs after the check mark has been added in Use when logging on to Windows under SD Card Settings Setting for this SD card remove the check mark from Use when logging on to Windows under SD Card Settings Setting for this SD card and set the user name and password again When using the SD memory card with other peripheral devices format the SD memory card using the...

Page 22: ...ault configuration used System CMOS has been corrupted or modified incorrectly perhaps by an application program that changes data stored in CMOS The BIOS installed Default SETUP Values If you do not want these values enter Setup and enter your own values If the error persists check the system battery or contact your technical support office 0260 System timer error The timer test failed Requires r...

Page 23: ...FF CF BAV0256U CF BAV0512U CD RW DVD ROM Drive CN23 CN15 CN4 CN25 CN21 CN600 CN2 CN19 CN951 USB Board SW Board Connection Cable 1 Drive FFC DFJK9000ZA 2 LCD Cable DFJS957ZA 3 Speaker Cable DFJS962ZA 4 SW Board FFC DFJK20T108BB 5 Antenna PCB L N1ZYYY000002 6 Antenna PCB R N1ZYYY000001 7 Modem Cable DFJS959ZB 8 LAN Cable DFJS979ZA 9 PAD FFC DFJK12U112BB 10 HDD FPC Unit DL3UP1443AAA 11 DC IN Cable DF...

Page 24: ...he condition of the main body is disgnosed by checking beep sound or error code Start Test begins automatically when power switch is set to ON Nomal finish After memory checking a beep sound is issued once and the set is placed into automatic stop 1 4 2 CMOS error Timer error 1 4 4 1 3 1 1 2 4 Diagnosis Main board Beep signal sound 1 2 2 1 2 3 1 3 3 1 3 4 1 1 3 1 2 1 1 4 1 4 1 4 4 2 1 Error messag...

Page 25: ...et nnnn at offset nnnn Extension memory 0250 No battery on the system CMOS backup battery exhausted Lithium battery Battery replacement is required 0251 System CMOS checksum System CMOS has been corrupted or modified incorrectly Incorrect Setup bad perhaps by an application program that changes data Lithium battery Default configuration used stored in CMOS The BIOS installed Default SETUP Values I...

Page 26: ...nly when necessary Problems in the unit are located and divided according to error messages that occur during testing 5 Self Diagnosis Test 1 Floppy disk is included for the self diagnostic tests that should be performed before using this product 2 Connect External Floppy Disk Drive FDD to USB port for diagnosis test Important notice System password This product has a password function If this fun...

Page 27: ... USB Reg USB register test 25 VGA ALL TEST VGA test 26 SVGA RAM TEST SVGA RAM test 27 FD WT RD WP TEST FD WT RD WP test 28 HDD ALL TEST Only HDD lead test selected 29 ECP REGISTER R W ECP register R W test 30 EPP REGISTER R W EPP register R W test 31 EXT CMOS R W TEST Extension CMOS R W test Test condition save play Test automatic execute Error display Paging style 5 2 Automatic Test Test executio...

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Page 29: ...settings file is not read this means the test program is not running correctly 2 setting the test items Press ALT and S Press S Choose the test item and press Enter Choose the test whose settings are to be changed press A for Additional and R for Erase All initial VAlues are 0 so set tests other than the necessary ones to 1 Press O twice to return the menu screen To save the selected list press AL...

Page 30: ...op back jig required 19 SERIAL ALL INTERNAL TEST Serial port 20 PARALLEL REGISTER R W Parallel register PCIC ALL TEST PCIC Main board Card Bus REG Card Bus port Main board USB REG USB port Main board 22 VGA ALL TEST VGA LCD main board cable 23 SVGA RAM TEST SVGA RAM Main board 24 VESA MODE TEST VESA mode LCD main board cable connector 25 FD WT RD WP TEST FD write read write protection FD main boar...

Page 31: ...n remove the AC Adaptor or Battery Pack 3 Remove any optional DIMM Memory Cards or PCMCIA Cards 4 Remove any other peripherals or Connected Devices 6 2 1 6 2 2 6 2 3 6 2 4 6 2 5 6 2 6 6 2 7 6 2 8 6 2 9 Battery Pack DIMM Cover Side Cover Keyboard HDD HDD FFC HDD Cover Top Case SW Board Disk Cover Open Knob Disk Cover Touch Pad Touch Pad Knob Touch Pad Ring PAD FFC LCD Knob Speaker 6 2 10 6 2 11 6 2...

Page 32: ...paration perform the section 6 2 1 first 1 Remove the 4 Screws F Screw F DXQT2 E12FNL N11 2 Remove the Keyboard Hook Plate and then remove the Hook of back side of Keyboard with small screwdriver Screw F Screw F Screw F Keyboard Hook Plate 3 The LCD unit is opened up to about 90 by operating the LCD Knob Remove the 6 Hooks B 4 Open the Keyboard from LCD side and then turn it inside out on the Top ...

Page 33: ...ctor HDD Unit HDD FFC HDD Case 6 2 4 Remove the Top Case Preparation perform the section 6 2 1 6 2 2 first 1 Insert a small screwdriver into the hole and slide the look in the direction shown by arrow C to open the Disc Cover 2 The Anttena Cover R is rotated from the Bottom Case side in the direction of arrow A and the Antenna Cover R removed in the direction of arrow B LCD unit Antenna cover R A ...

Page 34: ...w L Screw L Screw K Screw K Screw I Disc Cover 5 Lift up the Top Case remove the Pad FFC and then remove the Top Case FFC SW Top Case FFC PAD 6 2 5 Remove the SW Board Preparation perform the section 6 2 1 to 6 2 4 first 1 Peel off the Tape 2 Remove the Solenoid Cable 3 Remove the 1 Screw Q and then remove the SW Board Screw Q DXHM0057ZA N7 Note Note it that the Disc Eject Knob comes off at the sa...

Page 35: ...Angle in the direction of the Touch Pad Screw R Disc Cover Disk Cover Shaft Top Case Disc Cover Spring Disk Angle Screw T 6 2 7 Remove the Touch Pad Preparation perform the section 6 2 1 to 6 2 4 first 1 Peel off the Tape 2 The 6 Hooks of the Pad Cover are depressed in the direction of the center of the Touch Pad by using the small screwdriver Tape Hook Hook Hook Hook PAD FFC Top Case 3 Remove the...

Page 36: ...tape on the Speaker and Speaker Ring and then remove the Speaker Speaker Box Sheet Speaker Speaker Ring Top Case 6 2 10 Remove the Solenoid Preparation perform the section 6 2 1 to 6 2 4 first 1 Remove the 1 Screw Z and then remove the Solenoid Screw Z DXQT2 F2FNL N14 Solenoid Screw 6 2 11 Remove the Main Board Preparation perform the section 6 2 1 to 6 2 4 first 1 Remove the 1 Screw D H and 2 scr...

Page 37: ...the Connectors CN10 and CN11 of LCD Cable CN10 CN11 LCD Cable 6 Remove the DC IN Jack Holder DC Jack Holder Main Board Bottom Case 7 Returns the Main Board on the reverse Peel the Tape of the Drive FFC and remove the FFC 8 Remove the Connector CN3 and the Connector CN16 of LAN Cable Peel off the Tape of HDD FFC and remove the FFC Remove the Main Board CN3 LAN cable CN16 Lithium Battery Cable Tape ...

Page 38: ...oard USB Cable 6 2 14 Remove the Antenna Board L R Preparation perform the section 6 2 1 to 6 2 11 first 1 Remove the Antenna Cable L R on the Wireless LAN Module and then remove the Antenna Board from the Bottom Case 2 Remove the DC IN Cable CN600 from the Main Board CN600 DC IN Cable Bottom Case Antenna Cable L Antenna Cable R Antenna PCB L 6 2 15 Remove the Wireless LAN Module Preparation perfo...

Page 39: ...rew O Screw O CN18 MODEM 6 2 17 Remove the Card Bus Ejector Preparation perform the section 6 2 1 to 6 2 3 and 6 2 11 first 1 Remove the 1 Screw P from connected side of Main Board Screw P DFHE5025XA N1 Main Board Screw P 2 Return it on the revers to Card Bus Ejector side 3 Remove the 2 hooks C of the Card Bus Ejector from the Connector CN14 and the Card Bus Ejector is removed Main Board Card Bus ...

Page 40: ... 1 Remove the 2 Screws U and the Hinge Cover L R Screw U DRHM0074ZA N3 Hinge Cover L Hinge Cover R Screw U Screw U LCD Unit 6 2 20 Remove the LCD Unit and the LCD Rear Preparation perform the section 6 2 1 to 6 2 4 and 6 2 18 to 6 2 19 first 1 Remove the 2 Screws Y Screw Y DRHM0074ZA N3 Screw Y Screw Y LCD Unit 2 The LCD Front Case and the combination parts of LCD Rear Case are separated Combinati...

Page 41: ...to 6 2 4 and 6 2 18 to 6 2 20 first 1 Remove the LCD Cable from the Inverter 2 Peel off the Tape for fixation from Inverter Case 3 Remove the Inverter with the Inverter Case LCD Hook Gasket Cloth Inverter Box Tape LCD Cable LCD High voltage 2pin Wire Rod LCD Front Case 41 ...

Page 42: ...rocessing of LCD Cable LCD Connector connection and putting of PET Tape of cable The LCD Insulation Sheet is peeled off and after processes as shown in the figure below Put the Insulation Sheet LCD Frame Clamp A red line of the cable is matched to the LCD Frame externals Connector PET Tape LCD Insulation Sheet Insulation seat of edge match 0 1mm Connector of externals match There must not be begin...

Page 43: ...nductive Cloth LCD cable LCD Cable Rib application putting of LCD Front Case 0 1mm Externals suiting of Inverter Case 0 1mm Rear Damper Processing of Inverter Cable The cable must not run aground on the cushion The cable must not come in succession Inverter Cable The line of the remainder is put on Hinge R side Hinge R Put the reflector part surely Put on Hinge R surely Gasket LCD Externals suitin...

Page 44: ...s confirmed that the cable does not narrow between cabinets Drawing out specification of LCD Cable 0 1mm 0 1mm Put the Conductive Cloth The cable is processed to the ditch Processing cable to under point hanging part Processing the cable to the DC IN Jack Holder LCD cable processing 1 LCD Cable processing 2 Process the LCD Cable 2 such as DC IN Jack Holders after process the Conductive Cloth of th...

Page 45: ...s shape In the slide and then install Brake lever preparation goods Surface chart Brake Lever completion chart Do not touch the bonding side when the brake pad is affixed Brake Spring Brake Lever Brake Pad The back chart Be sure not to do the slide with struck the rib 45 ...

Page 46: ...Lever of the switch has been surely inserted in the ditch of the knob Central suiting with the pin 0 1mm 0 1mm 0 1mm Terminal Side Fold as valley type Suiting with shape of case Suiting with shape of board SW Board FFC Connection to SW Board Affixation of PET Tape Pin 6 3 6 Speaker installation and Line processing Affixation of Speaker Ring Put it according to the shape of the rib Note not running...

Page 47: ...ttom base and install Antenna Cable L Install DC Jack in bottom Process the cable with the boss between ribs Process the cable to the ditch of the Bottom Case The terminal must become straight below Antenna Cable L Boss Bottom Case Install the Antenna Board in the Bottom Case And process remainder of the Antenna Cable as shown in the figure below Line processing of Antenna Cable L DC Jack Holder T...

Page 48: ...he Board PET Tape Process the cable so as not to come in succession PET Tape Pin Pin Pin MODEM LAN Touch the pin Touch the pin Draw out RJ cable straight Divide the cable into the center and paste the tape vertically Paste the remainder to an opposite side Peel off the both sides tape flaking off paper and then fix to the cover Process at the right of the pin Do not get on up Process under the pin...

Page 49: ...the Main Board USB Cable Drive Main Board Process between the pin and the pin Process between the boss and the HDD Process between the pin and the Main Board Fix the substrate with two pins USB Board HDD FFC PET Tape Pin USB Cable Boss 6 3 10 Wire Rod processing of Lithium Battery 0 2mm Tape Draw out the cable straight Paste to round shape of the Bottom Case 0 2mm Boss Process the Antenna Cable be...

Page 50: ... 11 Affixation of HDD Gasket It sticks to the bottom of DVD DRIVE It sticks to the side of DVD DRIVE 0 1mm 0 1mm Gasket Gasket Cloth is pasted DVD Heat Insulation Pack is pasted DVD Heat Insulation Pack 50 ...

Page 51: ...sk Angle Sheet A is pasted Disk Angle FPC Cover is pasted PET Tape is pasted Disk Angle Sheet B C is pasted PET Tape Installation of various dampers on Disk Angle Disc Cover PAD Cover Ring Arm spring for Disk Cover Convex part Latch Convex part Insert under the Hook Assembly of Disk Cover Installation of PAD Cover Ring Installation of Disk Cover Shaft Pin 2 Pin 1 Insert two Convex parts in the hol...

Page 52: ...the convex part in the ditch of a Top Case and hang Hooks four places 6 3 14 Screw tightening procedure of each unit When serving the screw tightening is executed according to the undermentioned procedure 1 Screw tightening of Top Case 1 1 DXQT2 E6FNL I N13 is tightened No 1 to No 3 1 2 DFHE5025XA L N1 is tightened No 4 to No 6 1 3 DXQT2 E6FCL K N12 is tightened No 7 No 8 1 4 DXQT26 D8FCL J N16 is...

Page 53: ...rd is surely installed in the Hook 2 places at the right and the Hook 4 places behind a Top Case 2 The Keyboard is held and the Keyboard Hook is inserted and locked Note Never touch the edge part of the Keyboard Hook by bare handed 3 It is confirmed that the Keyboard Hook do not run aground in the rib Keyboard Hook plate Keyboard Screw tightening of Keyboard Hook Hook Hook Do not run aground on th...

Page 54: ... D Screw F Screw E Screw F Screw F Screw B Screw E Screw B Screw B Screw C Screw F 6 3 15 Specification of affixation of PET tape to Heat Spreader 1 2mm 1 2mm The Main Board Side The Back Completion Chart Heat Radiation Grease G 751 Spread with a treatment device Heat Spreader PET Tape PET Tape The extent that length remains pastes on an opposite side The extent that length remains pastes on an op...

Page 55: ...P CENTRINO Label and ENERTGY STAR Label In Win Logo Label CENTRINO Label ENERGY STAR Label Affixation inclination the both ends difference is within 0 2mm 2 5mm 2 5mm 0 1mm 2 5mm 5 7mm Win Logo Label XP CENTRINO Label ENERGY STAR Label 55 ...

Page 56: ...7 Explanation of Hardware 7 1 System Block Diagram 56 ...

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Page 58: ...K33 K85 K30 K12 K30 K33 N3 K51 K51 K51 K53 K52 K52 K51 K51 K8 K88 K81 N3 K82 N3 K5 N15 N15 K6 K63 K39 K23 K39 K64 E26 K99 K63 K38 K38 K39 K39 E24 K22 K45 K18 E5 K36 8 1 Display Section 8 Exploded View Screw tightening torque ...

Page 59: ...91 N11 N13 K506 K69 K69 K500 E28 K50 K1 K20 K49 K508 K17 K60 E23 K59 K90 K501 N16 N1 N12 N13 N12 N1 N1 N16 N13 E10 K101 K61 N13 K46 K117 E3 E13 SW951 K76 K76 K93 K44 K41 K16 K123 K7 E25 N14 K35 K35 K35 K35 K520 K519 K116 K115 K4 K522 K119 K523 K523 K507 K74 PET Tape 8 2 Cabinet Section Screw tightening torque ...

Page 60: ...N11 K3 K2 K86 3 N2 E14 K79 K34 K86 2 E9 K108 N8 K102 K110 K510 K32 K104 K98 K107 K109 K524 K24 N5 K509 N500 K517 E19 K27 K49 E4 A3 E6 E7 E8 E12 CN902 CN903 E1 K86 2 K86 K80 E16 K11 K84 K515 K40 E21 E20 N1 N1 K516 K518 K100 E22 E29 N13 CN601 E11 K43 E18 N8 K29 K105 K515 K515 K513 K512 K521 K514 Screw tightening torque K527 K526 ...

Page 61: ... CABLE 1 E6 DFJS979ZA LAN CABLE 1 E7 DFJS959ZB MODEM CABLE 1 E8 DFJS960ZA MAIN SUB CABLE 1 E9 DFJS961ZB DC IN CABLE 1 E10 DFJS962ZA SP CABLE 1 E11 DL3U11436VBB PCB MAIN RTL 1 E12 DL3U21436VBB PCB USB RTL 1 E13 DL3UP1492KAA PCB SW RTL 1 E14 N1ZYYY000002 ANTENNA PCB L ASSY 1 E16 N1ZYYY000001 ANTENNA PCB R ASSY 1 E18 N5HZC0000014 WIRELESS LAN MODULE 1 E19 UJDA769PD1 A CD R RW DVD ROM DRIVE 1 E20 DL3U...

Page 62: ...G1767ZA 0 DC JACK HOLDER 1 K35 DFHG1768XA 0 DISK COVER CUSHION 4 K36 DFHG1771ZA LCD DAMPER A 1 K37 DFHG1772ZA LCD DAMPER B 2 K38 DFHG1773ZA LCD DAMPER C 2 K39 DFHG1774ZA LCD SIDE DAMPER 4 K40 DFHG1808YA HDD CASE ASSY W4 USA 1 K41 DFHG1778ZA PCMCIA STOPPER CUSHION 1 K42 DFHG1779WA LCD HOOK CUSHION 1 K43 DFHG1786ZA CPU CUSHION 1 K44 DFHG1787ZA MINI PCI CUSHION 1 K45 DFHG1797ZA REAR DAMPER 1 K46 DFHG...

Page 63: ... DISK KNOB SPRING 1 K114 DFUN0078ZB DISK COVER ARM SPRING 1 K115 JDBC0044ZA BREAK SPRING 1 K116 JDBG0032ZA BREAK PAD 1 K117 JDKJ0059ZA BREAK LEVER 1 K119 DFHP7180ZA LCD TAPE E 1 K123 DFUD0040ZA LATCH SPRING 1 K500 DFHR3C40ZA DISK COVER SHEET 1 K501 DFHR3C14ZA LCD KNOB SPACER 2 K502 DFHR3C36ZA DISK ANGLE SHEET A 1 K503 DFHR3C37ZA DISK ANGLE SHEET B 1 K504 DFHR3C38ZA DISK ANGLE SHEET C 1 K505 DFMD7A...

Page 64: ... SCREW 3 N5 DRQT2 G6FKL SCREW 1 N6 DXHM0039ZA SCREW 3 N7 DXHM0057ZA SCREW 4 N8 DXQT2 D25FNL SCREW 6 N9 DXQT2 D4FNL SCREW 1 N10 DXQT2 E10FNL SCREW 1 N11 DXQT2 E12FNL SCREW 6 N12 DXQT2 E6FCL SCREW 2 N13 DXQT2 E6FNL SCREW 6 N14 DXQT2 F2FNL SCREW 1 N15 DXQT26 D5FNL SCREW 2 N16 DXQT26 D8FCL SCREW 2 N17 XSB2 4FNL SCREW 1 N500 K1YE50000022 SCREW I O PIN 2 ...

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