Panasonic CF-T4HWETZBM Service Manual Download

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ORDER NO. CPD0604067C1

Personal Computer

CF-T4

Model No. CF-T4HWETZBM

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.

Summary of Contents for CF-T4HWETZBM

Page 1: ...Computer CF T4 Model No CF T4HWETZBM 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 48 8 2 Cabinet section 9 Replacement Parts List Page Page 4 9 10 11 12 12 13 19 ...

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Page 10: ...ower AC adaptor or Battery pack AC Adaptor 10 Input 100 V 240 V AC 50 Hz 60 Hz Output 16 V DC 2 5 A Battery Pack Li ion 11 1 V 7 65 Ah Operating Time 11 Approx 6 hours 12 hours 12 Approx 8 hours 13 Disable Economy mode ECO Charging Time 14 Approx 5 hours Power off Approx 7 hours Power on Power Consumption 15 Approx 35 W 16 Approx 40 W maximum when recharging in the ON state Physical Dimensions W H...

Page 11: ... 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 11 Varies depending on the usage conditions CPU speed etc Measured value when the power saving function on the USB2 0 USB Root Hub is set to on At the time of purchase the power saving function is set to off When Economy Mode ECO is enabled the operating time becomes...

Page 12: ...nternal LCD Touchscreen B Keyboard J Speaker C LEDs K LAN Port D Touch pad L Modem Port E Power switch Power indicator M Security lock F Wireless LAN switch M USB Ports G Economy mode ECO indicator O Wireless LAN Antenna built in H Battery indicator WIRELESS LAN ECO ...

Page 13: ...Headphone Jack B External Display Port J RAM Module Slot C Mini Port Replicator Connector K Latch D SD Memory Card Slot L Hand strap E PC Card Slot M Latch F N Battery Pack G Latch H Microphone Jack SD Memory Card Indicator EXT ...

Page 14: ...12 4 Diagnosis Repair 4 1 Basic Procedures ...

Page 15: ...13 4 2 Troubleshooting ...

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Page 20: ...rBIOS2 test error Cannot write to extended DMA Direct Memory Access registers ServerBIOS2 test error Cannot generate software NMI Non Maskable Interrupt ServerBIOS2 test error Fail Safe Timer takes too long ...

Page 21: ...LAN Module Antenna Board L Antenna Board R Speaker MODEM SW6 POWER SW CF BAV0256U CF BAV0512U CN23 CN24 CN15 CN4 CN21 CN600 CN2 CN19 Connection Cable 1 LCD TP Cable DFJS963ZA 2 Speaker Cable DFJS962ZA 3 Antenna PCB L N1ZYYY000002 4 Antenna PCB R N1ZYYY000003 5 Modem Cable DFJS973ZA 6 LAN Cable DFJS958ZB 7 PAD FFC DFJK12U112BB 8 HDD FPC Unit DL3UP1443AAA 9 DC IN Cable DFJS961ZB 10 Main Sub Cable DF...

Page 22: ...20 4 4 Power on Self Test Boot Check 4 4 1 Outline of POST 4 4 2 Error Diagnosis by Checking Beep Signal Sound ...

Page 23: ...ffset 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 Value...

Page 24: ...st Test selection Tests selected O from the test item list will be performed in succession 1 DIAG on FD The parallel devices can be tested 2 LAN test 3 SD I F test 4 Modem test 5 Wireless LAN test Wireless LAN Model only Specifc tests required can be freely selected and performed from the test item list Be sure to carry out the Selection test only when necessary Problems in the unit are located an...

Page 25: ...1 DIAG on FD 2 LAN test 3 SD I F test 4 Modem test 5 Wireless LAN test Wireless LAN Model only Q Quit Select please 1 2 3 4 5 Q menu screen ...

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Page 27: ...1 DIAG on FD 2 LAN test 3 SD I F test 4 Modem test 5 Wireless LAN test Wireless LAN Model only Q Quit Select please 1 2 3 4 5 Q menu screen 2 When A DIAG appears input JDG_T4H EXE and press Enter ...

Page 28: ...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 ALT and F at the file menu Saving selected test items If you change the file name w...

Page 29: ... Antenna Board L R DC IN Wireless LAN Module 6 2 11 6 2 12 MODEM Card Bus Ejector LCD Unit 6 2 14 6 2 15 Hinge Cover LCD Unit LCD Rear 6 2 16 Inverter Display Unit 6 2 8 6 2 9 6 2 10 6 2 11 6 2 12 6 2 13 6 2 14 6 2 15 6 2 16 Main Board Antenna Board L R DC IN Cable Wireless LAN Module MODEM Card Bas Ejector LCD Unit Hinge Cover Hinge L R LCD Unit LCD Rear LCD Front Inverter LCD Cable Main replacea...

Page 30: ...n 6 2 1 first 1 Remove the 4 screws B Screw B DXQT2 E12FNL N11 2 Remove the 2 keyboard hook plates and then remove the hook of back side of keyboard with screw driver Screw B Screw B Screw B Keyboard Hook Plate Keyboard Hook Plate 3 The LCD unit is opened up to about 90 by operating the LCD knob 4 Remove the 6 hooks B 5 Open the keyboard from LCD side and then turn it inside out on the top case No...

Page 31: ...ector HDD Unit HDD Case 6 2 4 Removing the Top Case Preparation perform the section 6 2 1 6 2 2 first 1 Remove the 7 screws D and 5 screws G Screw D DXHM0039ZA N5 Screw G DXHM0057ZA N7 Screw G Screw G Screw D Screw D Screw D Screw D Screw G Screw G Screw G 2 Remove the speaker cable from the connector CN26 3 Remove the side cover R as slide it to this side 4 Remove the 1 screw J 3 screws K and 2 s...

Page 32: ...ing the Touch Pad Preparation perform the section 6 2 1 6 2 2 and 6 2 4 first 1 Peel off the tape 2 Depress to center the 6 hooks of the pad cover D E F as order Tape Hook D Hook E Hook F Hook F PAD FFC Top Case 3 Remove the hook G and remove the touch pad Hook G Hook G Pad Cover Touch Pad Pad Button 30 ...

Page 33: ...4 first 1 Peel off the tape for clamp the USB cable 2 Remove the connector CN23 on the main board 3 Remove the USB board from the bottom case CN23 Tape 2 Port USB Board USB Cable 6 2 8 Removing the Main Board Preparation perform the section 6 2 1 6 2 2 and 6 2 4 first 1 Remove the 1 screw E 1 screw F 2 screws H and 2 screws I Screw E DXQT2 E10FNL N10 Screw F DXQT2 D4FNL N9 Screw H DFHE5035ZB N2 Sc...

Page 34: ...tion perform the section 6 2 1 6 2 2 6 2 4 and 6 2 8 first 1 Remove the antenna cable L from the main terminal and the antenna cable R from the AUX terminal and then remove the antenna board L R from the bottom case 2 Remove the DC IN cable CN600 from the main board Antenna Cable L Antenna Cable R CN600 DC IN Cable Antenna Board L Antenna Board R 6 2 10 Removing the Wireless LAN Module Preparation...

Page 35: ...nector CN18 as vertical Screw O Screw O CN18 Modem 6 2 12 Removing the Card Bus Ejector Preparation perform the section 6 2 1 6 2 2 6 2 4 and 6 2 8 first 1 Remove the 1 screw P from connection side of wireless LAN Screw P DFHE5025XA N1 Main Board Screw P 2 Turn to the card bus ejector side 3 Remove the 2 hooks C from the connector CN14 Main Board Card Bus Ejector Hook C CN14 33 ...

Page 36: ...A N3 Hinge Cover R Hinge Cover L Screw Q Screw Q LCD Unit 2 Remove the 2 screws R Screw R DRHM0076ZA N3 Screw R Screw R LCD Unit 6 2 15 Removing the LCD Unit and the LCD Rear Preparation perform the section 6 2 1 6 2 2 6 2 4 and 6 2 13 to 6 2 14 first 1 Separate the LCD front and the LCD rear 2 Remove the hinge L Hook Position HInge L Hinge R LCD Front LCD Rear LCD Unit 6 2 16 Remove the Inverter ...

Page 37: ...nals 0 1mm Connector 1 2mm 1 2mm PET Tape LCD Insulation Sheet LCD cable processing Clamping processing of LCD cable LCD connector connection and putting of PET tape of cable The LCD insulation sheet is peeled off The LCD cable is processed to the LCD frame clamping The LCD cable is connected with the connector The PET tape is put Insulation Sheet of edge match 0 1mm Connector of externals match T...

Page 38: ...d put the LCD cable Inverter part with the PET tape Conductive Cloth LCD Cable LCD Cable Insulation Sheet of edge match Damper Conductive Cloth LCD Cable LCD Cable TS Board LCD Cable Inverter part Putting of PET Tape LCD Cable LVDS Cable of edge match LVDS Cable of edge match Processing of inverter cable The cable must not run aground on the cushion The cable must not come in succession Inverter C...

Page 39: ...0 1mm Rib application putting of LCD front case 0 1mm Hook is attached to the left 0 0 5mm 0 0 5mm pressure is applied to double sided tape portion Specificatione affixation of LCD Hook Cushion K70 K502 0 0 5mm 0 0 5mm Putting of LCD Hook Cushion Conductive cloth is wrapped Leave the half 70 3mm LCD Cable Inverter LCD Cable Touch Panel Putting of conductive cloth of LCD cable The cable is processe...

Page 40: ...ker Solder Speaker Fixation Ring Match case sign to the center in the terminal of the speaker 2 2 5mm From the rib to the terminal The double coating part of the cable according to the ditch of the case The cable is not loosening between the rib and the pin Put according to 4 ribs Putting of speaker fixation ring Processing of speaker cable Putting of speaker box Black line Red line Touch the boss...

Page 41: ...he PAD sheet the Flaking off paper is peeled off Pad button Latch is inserted in the top case 4 places Installation of Pad button Puted in the gasket ditch Inserted in the positioning pin Putting of PAD cover tape 0 5mm 1mm 1mm 2mm PAD cover PAD cover tape 6 3 5 Processing of DC IN Cable and Coaxial Cable The cable is processed to the ditch of the bottom case The cable is processed with the boss b...

Page 42: ...e PET Tape 0 2mm 0 2mm The Cable must not enter under the HDD unit Do not run aground in the boss HDD Unit Boss Process the line to 3 cables in parallel based on the difference of the concave part of the bottom case Order is USB modem and LAN cable from this side 6 3 9 Screw tightening procedure of Each Unit When serving the screw tightening is executed according to the undermentioned procedure 1 ...

Page 43: ... The keyboard is inserted and after the keyboard hooks are inserted in order of a and b while holding the keyboard the screw tightening is done in the following order Note The sheet metal must not run aground on the rib Refer to the figure below 2 1 DXHM0039ZA D N5 is tightened No 1 to No 7 2 2 DXHM0057ZA G N7 is tightened No 8 to No 12 Keyboard Hook Top Case Top Case Rib OK NG Assembly reference ...

Page 44: ... 5 KIYE50000022 I N500 is tightened No 9 Screw E Screw F Screw H Screw I Screw B Screw C Screw B Screw B Screw B 6 3 10 Affixation of Win Logo Label XP CENTRINO Label and Energy Star Label 2 5mm 2 5mm 2 5mm 5 7mm Win Logo Label XP CENTRINO Label Energy Star Label Top Case In the inclination at the time of putting the win logo label the CENTRINO label and energy star label the both ends difference ...

Page 45: ...AC97 Codec STAC9751 STAC9751 STAC9751 STAC9751 AC LINK 3 3V Mic JACK HP JACK Touch Screen Controller Config RJ11 Modem Ethernet Controller RTL8101L RTL8101L RTL8101L RTL8101L RJ45 LAN South Bridge ICH6 ICH6 ICH6 ICH6 M M M M 1 5V DMI LCD 12 1 XGA USB2 0 x2 WLAN Module Touch Screen Config USB1 1 MDC 1 5 SD Card MDC Modem Module Speaker Mono USB2 0 CK410M TPM Port Replicator Connector Config USB2 0 ...

Page 46: ...DC CONVERTER Block 䋨䋨LTC3728LXCUH䋩 VA5 VA3 䌌䌯䌡䌤䌓䌗䌌䌩䌮䌥䌓䌗 CHGON VC5 䌌䌯䌡䌤䌓䌗 VB3 䌌䌯䌡䌤䌓䌗 VC3 CPU CORE DC DC CONVERTER Block 䋨LTC3734EUH䋩䌖䌃PUCORE to 㪈 VCCP䇭VC25 DC DC CONVERTER Block 䋨LTC3728LXCUH䋩 VRON VCCP 㪈 05V 䌖䌃25 VA㪈5䇭 DC DC CONVERTER Block 䋨LTC3728LXCUH䋩 VA㪈5 VC㪈5 VRON 䌓䌌P_S3 VC09 DC DC CONVERTER Block 䋨BD3533F E2䋩䌖䌃09 VB㪈8 VA5 VA3 VA㪈5 VB㪈8 VCPUCORE VCCP VC25 CHGPWM AC㪈5 AC㪈5 VB㪈8 DC DC C...

Page 47: ... N3 K25 K65 K22 K10 K22 K25 N3 K7 K68 K60 N3 K61 N3 K4 N14 N14 K5 K50 K30 K18 K30 K53 E17 K76 K50 K29 K29 K30 K30 E501 K17 K37 K14 E3 K27 E500 K501 K500 K502 8 1 Display Section 8 Extended View Screw tightening torque ...

Page 48: ...E501 1 6 E501 1 E501 E501 2 E501 1 5 E501 1 2 E501 1 3 E501 1 4 E501 1 1 E501 1 1 E501 1 4 E501 1 2 K505 K506 K504 K503 K507 LCD Unit Ass y Pen Holder Section ...

Page 49: ... K40 K40 K51 K73 K31 E12 b a K72 K88 K89 E18 E2 K8 K81 E19 K42 K1 K16 N12 N15 N15 N12 K47 K49 K64 E15 K48 K69 E7 K90 K6 N12 K54 N6 K13 K36 K41 K41 K41 K517 K509 K508 8 2 Cabinet Section Screw tightening torque ...

Page 50: ... A3 E4 E8 E5 E13 CN1052 CN1053 E1 K66 K518 K520 K86 K62 K512 K52 N5 N11 c c d d a i i e f f e g g h h b N5 N5 N5 N5 N5 N5 N7 N7 N7 N7 N9 N10 N11 N11 K80 K24 K75 K521 K522 N11 K33 E10 E20 K77 E14 E21 N13 CN601 CN24 E9 K35 E22 Tape N8 CN12 CN22 JK2 JK1 K513 N15 N15 K516 K530 K524 K524 K523 K511 K514 K510 Screw tightening torque 8 3 Bottom Section ...

Page 51: ... DC IN CABLE 1 E7 DFJS962ZA SP CABLE 1 E8 DFJS973ZA MODEM CABLE 1 E9 DL3UP1436ABA PCB MAIN RTL 1 E10 DL3UP1443AAA FPC UNIT HDD 1 E11 N1ZYYY000002 ANTENNA PCB L ASS Y 1 E12 N1ZYYY000003 ANTENNA PCB R ASS Y 1 E13 DL3UP1477AAA PCB 2 PORT USB RTL 1 E14 K1YYZZ000060 CONNECTOR 1 E15 L0AA01A00018 SPEAKER 1 E17 N0GB1J000012 INVERTER 1 E18 N2AZZJ000038 KEY BOARD US 1 E19 N2EAYYY00006 TOUCH PAD 1 E20 N3CAYY...

Page 52: ...D RUBBER 2 K24 DFHG1744ZA M PCI CUSHION 1 K25 DFHG1766ZA 0 LCD SIDE RUBBER 2 K26 DFHG1767ZA 0 DC JACK HOLDER 1 K27 DFHG1771ZA LCD DAMPER A 1 K28 DFHG1821ZA LCD DAMPER B TP 2 K29 DFHG1773ZA LCD DAMPER C 2 K30 DFHG1822ZA LCD SIDE DAMPER TP 4 K31 DFHG1778ZA PCMCIA STOPPER CUSHION 1 K33 DFHG1809YA HDD CASE ASS Y T4 USA 1 K35 DFHG1786ZA CPU CUSHION 1 K36 DFHG1787ZA MINI PCI CUSHION 1 K37 DFHG1797ZA REA...

Page 53: ...OOK CUSHION TP 1 K503 DFHG1810ZA 0 PEN HOLDER 1 K504 DFHP7223ZA PEN HOLDER TAPE 1 K505 DFHG1848ZA PEN FIX CUSHION 1 K506 DFHR3C48ZA PEN FIX SHEET 1 K507 DFHR3C44ZA HOLDER BOTTOM SHEET 1 K508 DFQT9675ZA ENERGY STAR LABEL 1 K509 DFHP7220ZB PAD COVER TAPE 1 K510 DFHR3B98ZA HDD FPC SHEET 1 K511 DFHR3C33YA LCD CABLE FIX SHEET 1 K512 DFKE0781ZA 0 RJ DUST COVER 1 K513 DFHP7228ZA RJ DUST COVER FIX TAPE 1 ...

Page 54: ...N11 DXQT2 E12FNL SCREW 4 N12 DXQT2 E6FNL SCREW 3 N13 DXQT2 E6FNL SCREW 2 N14 DXQT26 D5FNL SCREW 2 N15 DXQT26 D8FCL SCREW 6 N16 XSB2 4FNL SCREW 1 N500 K1YE50000022 SCREW I O PIN 2 N501 DFHE5025XA SCREW 2 ...

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