Panasonic CF-74ECBGDBM Service Manual Download Page 33 | Manualshive

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9-11

Q

Cautions for Setting the LCD Unit

LCD Unit

LCD Rear Cabinet

Ensure the Cushion does not run
over the rib of the LCD Rear Cabinet.
(Same on the upper side.)

Safety Working

Pull and hold the Cables, and set the LCD.
(Avoid them from being caught inside the LCD unit.)

Ensure the Cushion does not run over the rib
of the LCD Rear Cabinet.
(Same on the other side.)

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Summary of Contents for CF-74ECBGDBM

Page 1: ...ORDER NO CPD0611205C1 Personal Computer CF 74ECBGDBM 2006 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law ...

Page 2: ...1 ...

Page 3: ...signed to be incorporated 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 PD drive unit Unplug the AC power cord to the equipment before opening the top cover of the driv...

Page 4: ...3 ...

Page 5: ...4 ...

Page 6: ...ram 3 1 4 Diagnosis Procedure 4 1 5 Power On Self Test Boot Check 5 1 6 List of Error Codes Only when the port replicator is connected 6 1 7 Self Diagnosis Test 7 1 8 Wiring Connection Diagram 8 1 9 Disassembly Reassembly 9 1 10 Exploded View 10 1 11 Replacement Parts List 11 1 ...

Page 7: ... RW 4 7 GB CD Audio CD ROM CD R Photo CD Video CD CD RW CD TEXT CD EXTRA Writing CD R CD RW High Speed CD RW Ultra Speed CD RW Display Method 13 3 type TFT with Touchscreen Internal LCD 9 65 536 16 777 216 colors 800 600 dots 1024 768 dots External Display 10 65 536 16 777 216 colors 800 600 dots 1024 768 dots 1280 1024 dots 1600 1200 dots 2048 1536 dots Wireless LAN 11 Î Next Page Wireless LAN Bl...

Page 8: ...Version 4 0 1 LCD bright ness Maximum Minimum 21 Measured using MobileMark 2002 LCD brightness 60 cd m2 22 Approx 1 0 W when the battery pack is fully charged or not being charged and the computer is OFF Approx 2 0 W when the Wake up from LAN has been enabled 23 Rated power consumption 24 You need to install to use the feature 25 The Product Recovery DVD ROM is required 26 These are speeds specifi...

Page 9: ...timedia Pocket Battery Power Hard disk drive status Power status Off Power off Hibernation Green Power on Blink ing green Standby Blinking green rapidly Cannot power on or resume due to low temperature Battery status Î Reference Manual Battery Power J Power button K Function key Î Reference Manual Key Combinations L Bluetooth antenna Only for model with Bluetooth Î Reference Manual Bluetooth M Key...

Page 10: ...linking During access or a password is requested Î Reference Manual SD Memory Card H Ventilation hole I Stylus holder J DC IN jack K LAN port Î Reference Manual LAN L Modem port Î Reference Manual Modem M Serial port N External display port Î Reference Manual External Display O Security lock A Kensington cable can be connected For further information read the manual that comes with the cable P Bat...

Page 11: ...al Int KB Touch Pad Headphone RJ11 Internal Graphics Sound STAC9200 PCI Bridge ICH7 M ICH7 M 1 05V INTEL IDE Interface USB 2 0 Interface LPC Bridge HDA Interface DMI x2 2lane 64bit BUS 1 8V 667MHz RJ45 antenna USB 2 0 x2 TYPE II MDC1 5 I F Smart Card Ethernet GBe Ethernet GBe Yukon Ultra Marvell USB Battey Charger PM Signals HD Audio LED BKLT Buffer 64bit BUS 1 8V 667MHz SD Card Touch screen Wide ...

Page 12: ...4 4 1 4 1 ...

Page 13: ...stall HDD Replace main board Power lamp check Check contact condition of power input terminal Replace if defective Check Power SW Replace if defective Inverter board Replace inverter board Check inverter cable continuity Replace if defective Replace LCD back light BIOS operation check Replace main board Check fuse at power source LCD unit check Replace LCD unit Result of POST Refer to POST error c...

Page 14: ...isplay of OK etc Error Diagnosis by Checking Beep Signal Sound The beep sound is as follows long sound about 0 4 sec short sound about 0 2 sec Length between sounds is about 0 1 sec z Table of errors classified by beep sounds 1 long sound 2 3 4 Length of bar shows length of sound Diagnosis Beep signal sound Error message 1 long sound 2 BIOS ROM error BIOS ROM error RAM error Keyboard controller er...

Page 15: ...hadow RAM failed at offset nnnn of the 64k block at which the error was detected 0232 Extended RAM Failed at offset nnnn Extended memory not working or not configured properly at offset nnnn 0250 System battery is dead Replace and run SETUP The CMOS clock battery indicator shows the battery is dead Replace the battery and run Setup to reconfigure the system 0251 System CMOS checksum bad Default co...

Page 16: ...ed bit See error 230 231 or 232 for offset address of the failure in System Extended or Shadow memory Invalid System Configuration Data Problem with NVRAM CMOS data I O device IRQ conflict I O device IRQ conflict error Operating System not found Operating system cannot be located on either drive A or drive C Enter Setup and see if fixed disk and drive A are properly identified Parity Check 1 nnnn ...

Page 17: ...he test of all devices begins automatically by PC Diagnostic utility s starting It is a test which the customer who bought PC can execute As for HDD the enhancing test is also possible A flat pad does not work for a while after starting PC Diagnostic utility The movement of a flat pad might become abnormal If after RAM begins from the CPU System test a flat pad will be operated in about 30 seconds...

Page 18: ...t the left of the icon The diagnosis result of the device greens at the left of the icon when it is normal and becomes red when abnormal Please click while diagnosing when being stop on the way by the time the test of all devices ends Please click when you restart PC Diagnostic utility Each device is tested from the beginning and it is not possible to restart on the way When the test of all device...

Page 19: ... a difference from HDD according to the performance of the drive occasionally 2 3 The content of the setup is returned to the setting of the user Standard at test time All devices other than RAM and HDD RAM standard test HDD standard test HDD enhancing test 60GB about 1 minute 1 2 minutes 2 3 minutes about 40 minutes To test only a specific device Test and Do not test of each device can be selecte...

Page 20: ...e wiring be tween the USB controller and the connector by confirming the connection of the USB equipment connected with the USB connector Sound USB It is confirmed not to find abnormality in the USB controller Mainboard Connector It is confirmed not to find ab normality in the wiring be tween the controller and the connector by connecting to HUB with LAN cable LAN It is confirmed not to find abnor...

Page 21: ...Serial Port 7 It is confirmed not to find abnormality of Super I O UART function This test cannot find lack of wiring between Super I O and Serial Connector It is confirmed not to find abnormality in the wiring between Super I O and Serial Connector This test cannot find failure of cable characteristic and device problems Main board Super I O Serial Connector Parallel Port 8 It is confirmed not to...

Page 22: ...K LITHIUM BATTERY FAN MOTOR DVD ROM DRIVE DC IN USB BATTERY PACK SPEAKER R SPEAKER L FLAT PAD KEYBOARD KBD FPC PCMCIA SLOT LAN JACK MODEM JACK MODEM ANTENNA PCB R WIRELESS MODULE ANTENNA PCB L Microphone Headphone PORT REPLICATOR USB DIMM MEMORY CARD VGA SERIAL INVERTER CN18 CN21 CN28 CN802 CN6 CN7 CN24 CN19 CN12 CN5 CN15 CN4 CN2 CN3 CN26 CN16 CN17 CN801 CN14 CN25 CN8 CN13 CN23 JK2 JK1 MAIN PCB PA...

Page 23: ... pating parts such as Sheet and Rubber Use new parts 9 1 2 Removing the Battery Pack the HDD Unit and the DVD ROM Drive Unit Battery Pack 1 Slide the Latch 1 to unlock 1 2 Slide the Latch 2 2 and then without releasing it slide and remove the Battery Pack 3 HDD Unit 1 Slide the HDD Latch Knob 4 and then without releasing it slide and remove the HDD Unit 5 DVD ROM Drive Unit 1 Push the MP Latch 6 a...

Page 24: ...ward and then turn the Keyboard over forward 5 Remove the KBD WP Sheet 6 Disconnect the two KBD Cables from the two Connectors KBD FPC 7 Remove the Keyboard 8 Disconnect the Cable from the Connector CN25 9 Remove the KBD FPC Screws N9 DFHE5025XA 9 1 6 Removing the Speaker and the LED PCB 1 Remove the two Speaker Holders 2 Remove the two tapes and disconnect the two Speaker Cables from the two Conn...

Page 25: ...XYN2 J8FNL 9 1 9 Removing the Wireless Module and MDC Module 1 Remove the two Antenna Cables from the two Connec tors Antenna Cable Black MAIN Connector Antenna Cable Gray AUX Connector 2 Remove the two Screws N9 3 Remove the Wireless Module 4 Remove the two Screws N9 5 Disconnect the Modem Cable from the Connector 6 Remove the MDC Module Screws N9 DFHE5025XA 9 1 10 Removing the Main PCB Handle Co...

Page 26: ... DC IN PCB 3 Remove the two Screws N9 4 Remove the four Screws N19 and then the I O PCB from the I O Plate 5 Remove the Modem Cable and LAN Cable from the MODELAN Holders Screws N9 DFHE5025XA Screws N19 DFHE5035ZB 9 1 13 Removing the FAN Motor and SD PCB 1 Remove the Cable Holder 2 Remove the two Screws N5 3 Remove the FAN Motor 4 Remove the Heat Sink Fan Duct and the four Heat Sink Springs 5 Remo...

Page 27: ...1 16 Removing the LCD Front Cabinet 1 Remove the two LCD Leg Rubbers and then the two Screws N16 2 Remove the two Screws N15 3 Release the 23 Hooks joining the LCD Front and Rear Cabinet on the LCD Front Cabinet outward See the Fig ure 4 Remove the LCD Front Cabinet Screws N15 DRHM0075ZA Screws N16 DXQT2 G4FCL 9 1 17 Removing the LCD and the Inverter N9 USB PCB CN1701 N6 N6 N6 N6 Display Unit Gask...

Page 28: ...o Cables from the two Connectors CN1301 CN1302 4 Remove the three Screws N14 5 Remove the PAD Button WP Rubber and PAD SW PCB 6 Remove the Touch PAD Screws N14 DRHM0106ZA Screws N20 DXQT2 G4FCL 9 1 19 Removing the Finger PCB Preparation Perform the steps up to removing of the Main PCB 1 Remove the three Screws N9 2 Remove the Finger PCB and Finger Sensor Base Screws N9 DFHE5025XA Palm Rest Sheet P...

Page 29: ...the LCD Rear Cabinet using the two Screws N18 2 Attach the Inverter with the Inverter Case to the LCD Rear Cabinet 3 Set the LCD Unit to the LCD Rear Cabinet 4 Connect the LCD INV Cable to the Connector on the Inverter Screws N18 XQN17 BJ6FJ N9 Finger P C B Finger Sensor Base FP FFC Cable to Connector CN27 Preparing and setting the Finger Sensor Base Press the surrounding part strongly enough Fit ...

Page 30: ...ead it downward Pass the Cable between the boss and rib Pass the Cable through the notch and lead it downward Lead the Cable along the surface Attach the Tape to each of the Cables Avoid overlapping Avoid overlapping of the Cables all the way Pass the Cable through the notch Avoid running over the ribs Pass the Cable through the notch Avoid running over the ribs A Match the LCD Damper C by LCD edg...

Page 31: ...ttach the Cloth along the surface of the Cushion Fold it back and attach to the side surface Ensure the Cloth is surely attached to the metal chassises on both of the side and top The Cloth should catch the metal chassieses only It must not catch the TAB Attach the Cloth along the surface of the Cushion Before attaching the EMI Sheet attach the Tape Turn them halfway Avoid too much tension on the ...

Page 32: ...the Connector part in the same length Ensure the Tape and Cable Sheet do not come out of the metal part Safety Working Safety Working Safety Working Safety Working Safety Working Inverter Inverter Case Inverter Cable Inverter Case Match the end of the Inverter Case to the end Attach the Inverter on the two sided tapes Match the end of the Inverter to the mark Pass the Cable between the LCD and the...

Page 33: ... Cushion does not run over the rib of the LCD Rear Cabinet Same on the upper side Safety Working Pull and hold the Cables and set the LCD Avoid them from being caught inside the LCD unit Ensure the Cushion does not run over the rib of the LCD Rear Cabinet Same on the other side ...

Page 34: ...re all the 23 Hooks are securely set in 9 2 5 Setting the Display unit 1 Attach the Gasket 2 Set the Hinge Screw Cover L and R to the Hinge L and R 3 Pass the Cables coming out of the LCD Unit into the com puter 4 Fix the Display Unit using the two Screws N6 from the computer upper side 5 Fix the Display Unit using the four Screws N6 from the computer bottom side Screws N6 DXSB3 6FNL N16 N15 N15 L...

Page 35: ...revent the Cable from coming off A Fitting edge Pass the Cable through the notch and lead it downward Fit the surplus length of the Cable into this side Tape Connect the Connector Pass it through the notch Ensure the Cable does not come out of the board edge so that the Cable does not touch the MP Drive Pass it through the notch Avoid runnning over the boss Pass it through the rib Ensure the A end...

Page 36: ...rews N5 DXSB2 6FNL Screws N9 DFHE5025XA Q Applying Grease on the Heat Sink 1 Apply grease on two points of the Heat Sink 2 Attach the Pipe Sheet on the Heat Pipe Cable Holder N5 FAN Motor Heat Sink Fan Duct Fan Tape1 Fan Tape2 Heat Sink Spring Heat Sink Spring N9 SD PCB CN1401 SD FFC Grease is applied Fan Dust Sheet Fan Dust Sheet 0 1mm G751 10mmX10mmXt0 3 Grease is applied G751 10mmX10mmXt0 3 0 1...

Page 37: ... Arranging the DC IN Cable N9 N9 DC IN PCB MODELAN 2 Holder LAN Cable MODELAN Holder Modem Cable I O Plate I O PCB N19 DC IN PCB Set the Core of the Modem over the DC IN Cable DC IN Cable FAN Cable Sheet 0 3mm 0 3mm Connect the Connector Attach the Cable avoiding overlapping DC IN Cable and INV Cable Set the INV Cable under the DC IN Cable Safety Working Turn the DC IN Cable halfway counterclockwi...

Page 38: ...de to the Main PCB 2 Set the Main PCB to the computer 3 Fix the Main PCB using the six Screws N9 4 Connect the ten Cables to the corresponding Connecters CN6 CN7 CN24 CN19 CN28 CN21 CN802 CN18 CN15 CN25 Screws N9 DFHE5025XA N9 PC Card Ejector Lithium Battery to CN14 CN14 Main PCB Pass the Cable through the groove of the Main PCB Safety Working Tape Main PCB Lithium Battery Match the end of the Tap...

Page 39: ...FAN Cable No 1 LAN Cable No 2 Black Antenna Cable No 3 Gray Antenna Cable No 4 Empty No 5 I O Cable No 6 LCD Cable No 7 LCD Cable with the tube No 8 TP Power Cable No 9 Modem Cable Cable Holder Cover the Cables using the Tape Fold the Tape in half and attach it to the Cables Safety Working Fit the portion using the Tape in the notch Fit the Black Tube to the end of the rib Be sure to wire the Cabl...

Page 40: ...reless Module Modem Cable 10 3mm Safety Working MDC Module Modem Cable Preparation for assembly of the MDC Module Ensure the Kapton Tape is overlapping the Shrink Tube by 1 mm or more Fix the Connector using the Tape Fold back and attach to the back side of the MDC Module Arranging the Modem Cable Bad example Kapton Tape Ensure the Cable does not run over the Screw Ensure the Cable does not come o...

Page 41: ...NL 9 2 13 Setting the Handle Ass y 1 Set the two Sleeves A the Handle Ass y and the two Sleeves B 2 Fix the Handle Cover L and R using the two Screws N2 No1 No2 3 Fix the Handle Cover L and R using the three Screws N4 No3 to No5 Note Tighten the Screws in the numbered order No1 to No5 Screws N2 DRHM4 10FKS Screws N4 DRSB2 6FKL N7 No10 N7 No1 N8 No18 N8 No17 N5 No16 N5 No11 Bottom Cover N7 No2 N7 N...

Page 42: ...er Holder Speaker Holder CN1002 Tape Tape CN1003 N9 LED PCB Speaker L Speaker R Speaker Speaker Rubber Speaker Speaker Cable White Line Red Line White Line Red Line Speaker Cable Soldering Soldering Speaker Holder Tape Speaker L Speaker Holder Tape Speaker R Pass the Speaker Cables through the notch Avoid running over Set as the loop of the Speaker Cable is on the upper side Ensure the Cable does ...

Page 43: ...crews N9 6 Hook the six front Hooks of the Center Cover to the KBD Angle L and R 7 Hook the seven rear Hooks of the Center Cover to the computer and press the Center Cover to be securely set in Screws N9 DFHE5025XA Q Cautions for Setting the Center Cover Connectors KBD FPC Connector CN25 KBD WP Sheet Center Cover Hooks Hooks N9 N9 KBD Angle L KBD Angle R Keyboard Center Cover Hook with the front h...

Page 44: ...Screws N1 XSB2 3FNL 9 2 17 Setting the HDD 1 Attach the HDD Earth Plate and HDD Conductive Sheet 2 Connect the HDD to the HDD FPC 3 Attach the HDD Dumper 4 Fix the six Hooks and attach the HDD Case N1 N1 Hook Hook DIMM Cover DIMM Memory Card Hook Hook Hook Hook HDD Case Upper HDD Conductive Sheet HDD Earth Plate HDD FPC HDD Damper HDD Case HDD ...

Page 45: ...the Battery Pack the HDD Unit and the DVD ROM Drive Unit 1 Set the DVD ROM Driver Unit 2 Set the HDD Pack 3 Set the Battery Pack 4 Slide the Latch 1 to the locked position HDD Unit DVD ROM Drive Unit 1 Latch 1 Battery Pack ...

Page 46: ...004 K1003 K1005 N2 N4 E3 K35 E19 E37 K30 K21 N9 K19 K50 E30 K25 K42 E31 K50 E30 K24 K42 E31 K206 N6 K23 K206 K71 K71 K78 K69 K78 K72 K60 K58 K59 K47 Screw tightening torque 0 1 0 01 N m 1 0 0 1 kgf cm 0 2 0 02 N m 2 0 0 2 kgf cm 0 4 0 02 N m 4 0 0 2 kgf cm 1 2 0 1 N m 12 0 1 0 kgf cm 0 8 0 1 N m 8 0 1 0 kgf cm B D C C F A D B D B E1005 E1001 K1006 B N9 B N9 B N9 B N13 B N9 B N9 B C N9 B B N5 B N9 ...

Page 47: ...B N9 B N8 B N8 B N9 B N9 B N5 B N9 B N3 B N1 E17 5 E17 3 K55 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 B E K15 K12 K20 K88 K90 K2 N9 B K18 K11 K95 K87 K89 K95 K85 K13 K14 K97 N9 N9 K8 K34 K36 K49 K17 K52 K1010 K1009 K101 K1007 N9 K1008 N9 E10 N9 E11 E1 E38 E13 E9 B N9 B N9 B N9 B N9 B N9 K92 B B B B B E17 10 2 ...

Page 48: ... 1 0 kgf cm 0 375 0 025 N m 3 75 0 25 kgf cm K205 K210 6 K211 K210 2 K212 K26 K16 K210 1 K210 a K204 K204 K208 E26 K202 E25 K201 K206 E14 E14 1 K210 3 K3 K4 K210 4 A N18 B N16 G N15 G N15 A N17 F N6 F N6 E15 E15 1 A B N18 N9 F K210 5 F K210 5 A B K207 K207 K207 K209 K203 K22 E23 E6 E24 K207 K207 F G E22 10 3 ...

Page 49: ...CF 74ECBGDBM E22 6 6 E22 6 3 E22 1 E22 2 E22 3 E22 4 E22 4 E22 4 E22 4 E22 5 E22 E22 6 2 E22 6 4 E22 6 4 E22 6 E22 6 1 1 E22 6 1 E22 6 5 E22 6 5 a 10 4 ...

Page 50: ...OVER PLATE 1 K22 DFHE0494ZA SHEET LCD FPC 0 1 K46 DFHR6234ZA DFHR6234YA CABLE HOLDER 1 K65 DFKM0497ZC 0 TOP CASE 1 0 K65 DFKM0508ZC 0 TOP CASE FS 0 1 K70 DFGX9025YA 0 BT ANT COVER ASSY 1 0 K73 DFHR3B96ZB 0 DFHR3B96YB 0 PALMREST SHEET 1 K86 DFMC0855ZA DFMC0855ZA USB GASKET 4 3 K93 DFHR3C64ZB NO SMART CARD SHEET 1 0 K94 DFHR3C99ZA NO SC CUSHION 1 0 K99 DFHG1599ZA LCD DUMPER A 1 0 K100 DFHR3D53ZB SLI...

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