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BenQ DV M21, Service Manual

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BENQ

 

DV

 

M21

 

service

 

manual

   

 

Preliminary

 

version

 

2009/12/11

 

 

 

 

Content

 

1.

 

About

 

this

 

manual

 

.....................................................................................

 

2

 

2.

 

Safety

 

precaution

 

......................................................................................

 

2

 

3.

 

The

 

firmware

 

update

 

procedure

 

...............................................................

 

2

 

4.

 

Disassembly

 

Procedure

 

.............................................................................

 

6

 

5.

 

The

 

Trouble

 

shooting

 

guide

 

.....................................................................

 

17

 

6.

 

The

 

Bill

 

of

 

Material

 

..................................................................................

 

22

 

7.

 

Schematics

 

diagram

 

................................................................................

 

40

 

 

 

Summary of Contents for DV M21

Page 1: ...Preliminary version 2009 12 11 Content 1 About this manual 2 2 Safety precaution 2 3 The firmware update procedure 2 4 Disassembly Procedure 6 5 The Trouble shooting guide 17 6 The Bill of Material 2...

Page 2: ...ic knowledge or inadequate training 2 2 Warning to a Cardiac for your healthy avoid dangerous high voltage electric shock we strongly suggest you do not try to opening servicing this product 2 3 Be su...

Page 3: ...urce paths one is for entirely erasing the flash memory and another one is for quick update purpose respectively 3 6 The Boot Loader path is for entirely erasing the flash memory when fatal design cha...

Page 4: ...rogramming codes amboot_xx_xxx_dsp_releasexx elf 3 9 For quick update select Firmware programming option check press Connect button to connect camcorder and then press Download button to update new fi...

Page 5: ...option check press Connect button to connect camcorder and then press Download button to entirely erasing the flash memory 3 12 And then execution step 3 9 quick update Firmware then your camcorder h...

Page 6: ...sponge an ESD discharging wrist strip and a solder iron 4 2 Be sure to fully discharge the High voltage energy prior to disassemble the unit refer to Safety precaution section 2 2 2 4 4 3 Sticking a...

Page 7: ...4 Release both screws as photo shown below Note 0 7 kgf cm torques control is essentially for re assembly otherwise over torque might permanent damage to your camcorder 4 5 Then release bottom side sc...

Page 8: ...8 4 6 Then release both IO board s screws under the rubber cover 4 7 Pull partially open the front end of the LCD module carefully...

Page 9: ...he LCD module very carefully otherwise the flat cables FPCB connect between LCM main board will be destroyed Note That s a little tough to disassemble the LCD module coursed of 4 ribs hooks clamp inne...

Page 10: ...Flat Cable Important Note That s a special design narrow head screw dedecate for here limit space wrong type of screw used might caused FPCB cable demage 4 10 Peel off the yellow tapes using the tweez...

Page 11: ...11 4 12 The LCM is disassembled 4 13 Release the GND screw that s an ISO machine screw M1 4 x 2 5 mm it s shorter than others...

Page 12: ...12 4 14 Release the long tapping screw TP 1 4 x 6 mm 4 15 Release the tapping screws TP 1 4 x 3 5 mm 4 16 Remove button control module...

Page 13: ...13 4 17 Peel off the yellow tape de soldering the speaker wires 4 18 Slide it out the Core Engine module 4 19 The Core Engine disassembled...

Page 14: ...14 4 20 Release these screws TP 1 4 x 3 5 mm...

Page 15: ...15 4 21 Disassemble the zooming module 4 22 Release Strobe module s screws M 1 4 x 2 5 mm 4 23 Release the screw TP 1 4 x 3 5 mm...

Page 16: ...16 4 24 Remove the speaker the strobe module Caution The EC capacitor might storage around 400 Volts DC high voltage energy Please handle with very carefully...

Page 17: ...3 PL4 PL5 PR40 are they 1 8V 1 2V 5V 3 3V 2 5V output respectively z Is it F W data lose failure If yes do F W update once 5 1 2 Power cold start failure with AA battery power source z Check the batte...

Page 18: ...h an oscilloscope is VBATT signal normal z Test PL2 PL3 PL4 PL5 PR40 are they 1 8V 1 2V 5V 3 3V 2 5V output respectively z Is it F W data lose failure If yes do F W update once Check solder join of th...

Page 19: ...ta waveform signal normal z Check solder join of the DSP is it poor workmanship cracking open intermittent Or DSP fail 5 4 Firmware Programming failure z Test MX1 Mx2 Mx3 with an oscilloscope are thos...

Page 20: ...eform Check SD connector inner contact pins is they corrosion caused high contact resistance z SD not detected or system hangs by plug SD card Is SD card deforming Is SD card golden finger corrosion C...

Page 21: ...parameter Replace LCD module z Blemish Dad Pixel White Pixel Hot Pixel Is it within product specification don t care about it Is some dirty particle attached LCD or CMOS sensor or Lens If the blemish...

Page 22: ...failure z Check MC30 MX1 is it short or damage 5 12 HDMI failure z Check PJ4 HDMI connector is it cold soldering or deforming or poor contact z Check solder join of the DSP is it poor workmanship cau...

Page 23: ...12 APHORISM P 1 PC 1 12020032300 PAPER CARD P 1 PC 1 12060905300 ST LAB CAMERA 19 5 23 5M P 1 PC 1 12060906300 ST LAB DISPLAY LCD 69 6X37 5 P 1 PC 1 15400181301 OTHER M TL RUBBER MAT 5DX1 2 P 3 PC 1 1...

Page 24: ...P 1 PC 2 10150041300 LCD MONTEREY INTL P031 05 3 0 TPO TOUCANEL P 1 PC 2 25290151301 LENS PLANKASSEMBLED M 1 PC 3 15400172301 OTHER M TL MYLAR 40X48X0 1MM P 1 PC 3 15220075301 M TL K C LENS PLANK SUS0...

Page 25: ...4 11400270300 CHIPRES 47K 1 0402 P 1 PC 4 11400268300 CHIPRES 7 5K 1 0402 P 1 PC 4 11400244300 CHIPRES 10K 5 0402 P 3 PC 4 11740020300 CHIPLED 11 22SURSYGC S530 A2 TR8 RED GREEN P 1 PC 4 10110169300...

Page 26: ...PC 4 10900030300 SW TACT INT 1104F SMD P 1 PC 4 10900035300 SW TACT TU UCF V T R SMD P 2 PC 4 10230073300 SPCB DVT SHUTTE P 1 PC 2 25290146301 CORE RACKASSEMBLED M 1 PC 3 15140911301 PLAST C CORE RACK...

Page 27: ...220067301 HS M TL K C CONFIGURE PIECE PONDERANCE SECC P 4 PC 3 15220068301 M TL K C CONNECT SUS0304 P 1 PC 3 15430110301 COMP SCREW TP1 4X3 5 P P 6 PC 3 15430134301 COMP SCREW TP1 4X8 1018 P 4 PC 3 15...

Page 28: ...M TL K C RIGHT RIND SHRAPNEL SPET P 1 PC 3 25290041301 OTHEHINGE BIG CABLE P 1 PC 3 15430078301 COMP SCREW M1 6X3 P 2 PC 3 15430095301 COMP SCREW TP1 7X4 P 1018 P 2 PC 2 15400219301 M TL INFRARED LAMP...

Page 29: ...30129301 COMP SCREW TP1 7X4 I 1018 P 4 PC 2 15430110301 COMP SCREW TP1 4X3 5 P P 17 PC 2 15430127301 COMP SCREW TP1 4 3 5 I 1018 P 4 PC 2 15430125301 COMP SCREW TP1 1X3 I 0 5 D 2 4 1018 P 2 PC 2 25240...

Page 30: ...36P P 1 PC 3 10230075300 SPCB EVT SENSOR P 1 PC 3 11400147300 CHIPRES 0 OHM 5 0402 P 4 PC 2 21200072301 SPCBA DVT POWER M 1 PC 3 11300100300 CHIPIC TOSHIBA TC4S11F P 1 PC 3 11300256300 CHIPIC UP8002AD...

Page 31: ...PO 0402 P 3 PC 3 11500110300 CHIPML C 222P 50V X7R 0402 P 1 PC 3 11500080300 CHIPML C 2 2UF 16V X5R 0603 P 1 PC 3 11500126300 CHIPML C 22UF 6 3V X5R 1206 P 3 PC 3 11500074300 CHIPML C 4 7UF 10V Y5V 08...

Page 32: ...IPRES 470K 5 0402 P 2 PC 3 10190020300 OTHEKAB 2 0A 32V 0603 FUSE P 1 PC 3 11610007300 CHIPBEAD GBD321611PGA121N 120OHM GOTREND P 1 PC 3 11600024300 CHIPL GTSD32P 3R3M GOTREND POWER P 1 PC 3 116000743...

Page 33: ...11700012300 CHIPDIODE SA10QA03 XE9110147 P 1 PC 4 11700019300 CHIPDIODE MMBD3004S SOT23A P 1 PC 4 11700021300 CHIPDIODE SCD5395 SOD_ 123_DL P 1 PC 4 11500159300 CHIPML C 103P 500V X7R 1206 P 1 PC 4 11...

Page 34: ...t BGB0012 PKI2509 H P 1 PC 3 10520020300 E C 12OU 320V 11X35MM P 1 PC 3 10620017300 COIL TG 643368AR TRIGGER P 1 PC 3 15420015301 RUBBER FLASH LAMP SETTLED P 1 PC 3 15430073301 COMP SCREW TP1 4X2 5 P...

Page 35: ...7R 0402 P 9 PC 4 11500075300 CHIPML C 1UF 16V X7R 0603 P 3 PC 4 11510035300 CHIPC C 10UF 6 3V X5R 0603 P 1 PC 4 11500085300 CHIPML C 0 22UF 16V X7R 0603 P 2 PC 4 11500080300 CHIPML C 2 2UF 16V X5R 060...

Page 36: ...CHIPIC SN74LVC1T45DCK SOT DCK SINGLE BIT DUALSUPPLY P 1 PC 4 11300031300 CHIPIC APL5312 28BI SOT23_T5 DVV H20 P 1 PC 4 11300108300 CHIPIC APL5312 33BI SOT23 P 2 PC 4 11300065300 CHIPIC AAT 60130C S2 3...

Page 37: ...4300 CHIPML C 12PF 50V NPO 0402 P 2 PC 4 11500105300 CHIPML C 220P 50V NPO 0402 J P 6 PC 4 11500191300 CHIPML C 4 7UF 10V Z Y5V 0603 P 7 PC 4 11500079300 CHIPML C 27PF 25V NPO 0402 P 4 PC 4 1150010630...

Page 38: ...2 PC 4 11400250300 CHIPRES 1M 5 0402 P 2 PC 4 11400251300 CHIPRES 10M 5 0402 P 1 PC 4 11400252300 CHIPRES 150 OHM 5 0402 P 2 PC 4 11400253300 CHIPRES 1 5K 5 0402 P 2 PC 4 11400254300 CHIPRES 22 OHM 5...

Page 39: ...1 PC 4 10110155300 CONN 81185 G002 B TYPE 5P MINI USB P 1 PC 4 10110127300 CONN 6705 E16N 00R FFC 16PIN 0 5PITCH P 2 PC 4 10110165300 CONN 6700 E18N 00R FPC 18P 0 5MM P 1 PC 4 10110070300 CONN 19SMGS4...

Page 40: ...K 5 0402 PR45 20K 5 0402 PR17 0 0603 Temp ic 1 isl6292 2CR3Z 2 AURAmicro AUR9801D 3 GMT 5808 TEMP PIN PR44 PR45 PR17 1 UPI UP8002ADAA 2 ON SEMI NCP1835 H3 2 1 PR17 0 0603 charge time out detect 240min...

Page 41: ...AD 41 PU1 AAT76520 Q8 T 2 1 PR11 10K PC26 0 1uF 16V OUT IN GND 22K 22K DDTC124EE PQ2 PC22 10uF 10V PC8 0 1uF 16V PC11 10nF 25V PC10 1nF 25V 2 1 PR5 7 15K 1 2 1 PR2 47K 2 1 PR1 10K PC9 2 2nF 25V PC7 1u...

Page 42: ...FP Y5 MU1 DDRBGA 84P 0_8 2 1 MR31 0 R0402 2 1 MR32 1K 1 R0402 MC49 0 1uF 16V C0402 1V8 1V8 CK CK RAS CAS A 13 0 BA 2 0 DQ 0 15 ODT WE CKE DQS1 CK DQS0 CK DM1 DQS1 DM0 DQS0 DQ4 DQ6 A1 A0 A3 A2 DQ7 A13...

Page 43: ...F 30PPM dl_xs_32_768k 2 1 MR86 0 0402 MC87 27pF 25V C0402 MC90 27pF 25V C0402 2 1 MR74 1M R0402 XIN 1 NC 2 XOUT 3 NC1 4 MX2 Cry stal 27MHz 5x3 2mm DGND XIN 1 NC 2 XOUT 3 NC1 4 MX1 12MHz 5X3 2mm MC50 2...

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