BenQ DV M21 Service Manual Download Page 41 | Manualshive

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BenQ DV M21 Service Manual Download Page 41

7.3 PMU Power Function

5V0

DGND

DGND

DGND

DGND

DGND

2V5

3V3

DGND

DGND

DGND

DGND

DGND

VBATT

VBATT

DGND

VBATT

3V3

VBATT

VBATT

POR_L

OU

T

1

EO

5

IN

4

C4

RD

Y

Vin= 3.4V~5V

EO

2

EN

2

EO

1

IN

2

SW2

EN

4

VR

EF

VR

EF

VD

D

SW

5

EN

5

VP

1

IN

5

L

IN

5

L

2.5V/100mA

SW3

OUT3

SW1

IN

5

H

IN1

EN1

OUT2

OUT2

OUT2

OUT2

SW4

IN3

EN

3

PC71
10uF/6.3V

C0603

2

1

PR43
0/5%/0603

OU

T

D

OU

T

D

OU

T

D

OU

T

D

OU

T

D

OU

T

D

OU

T

D

OU

T

D

OU

T

D

OU

T

D

EO2

EO1

EO5

2

1

PR40
TBD

DGND

IN5L

2

1

PR27

TBD

PC17
0.1uF/16V

System reset

PC69
10uF/6.3V

C0603

PC68

10uF/6.3V

C0603

PC70

10nF/25V

C0402

VIN

1

GND

2

EN

3

OUT

5

BY P

4

PU6

AME8801DEEV,2.5V,300ma/AAP2967-25VIR1

SOT23_T5

DGND

3V3

DGND

DGND

OU

T

D

OU

T

D

2V5

2

1

PR7
51K/1%

2

1

PR6
80.6K/1%

SW1

1

GND1

2

EN1

3

IN1

4

SEL2

5

SEL1

6

VBAT

7

OUT4

8

SW4

9

GND4

10

GN

D

11

IN

4

12

VR

EF

13

EN

5

14

SW

5

15

IN

5

H

16

IN

5

L

17

EO

5

18

NC

19

NC

4

20

NC3

21

GND5

22

NC2

23

NC1

24

IN3

25

OUT3

26

SW3

27

GND2

28

SW2

29

OUT2

30

C4

R

D

Y

31

EO

2

32

IN

2

33

EO

1

34

OU

T

D

35

VD

D

36

EN

4

37

EN

3

38

EN

2

39

OU

T

1

40

GND PAD

41

PU1

AAT76520-Q8-T

2

1

PR11
10K

PC26
0.1uF/16V

OU

T

IN

GN

D

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

1uF/16V

2

1

PR4
470K

PC25
22uF/6.3V

PC24
4.7uF/10V

PC12

10uF/10V

PC23

10uF/10V

PC5
1uF/16V

PC13
4.7uF/10V

VBATT

1V8

3V3

5V0

1V2

VBATT

DGND

DGND

DGND

DGND

DGND

DGND

WLED+

DGND

DGND

DGND

DGND

EN5

PT6

PT7

PC50
4700pF/25V

DGND

0512

0512

PT8

0.8V

1.25V

0430

PT9

10.5V

SW2

高度

1.6mm

高度

2mm

5V/90mA

高度

2mm

IN2

SW1

IN1

2

1

PR41

10

高度

2mm

高度

2mm

高度

1.6mm

高度

2mm

1.8V/470mA

1.25V/520mA

IN5H

IN5H

BL/20mA

IN4

SW4

SW3

IN3

IN5L

0205

PT2

DGND

SW5

SW5

SW5

SW5

SW5

SW5

SW5

SW5

SW5

SW5

SW5

SW5

PC63

0.1uF/16V

PR24
120K/1%

2

1

PR38

100K/1%

PR22

150K/1%

1

2

3

4

5

PU8

UMC2N

PC66

22uF/6.3V

2

1

PR29
100K/1%

PL5

GSSR-52-P-6R8-M

PC60
180pF/50V

PC67

10uF/6.3V

PL2

GSSR-52-P-6R8-M

2

1

PR34

750K/1%

PC43

10uF/10V

PT5

PR33

470K/1%

PL3

GSSR-52-P-6R8-M

PL6
GTSD32P-100M

PC52

22uF/6.3V

2

1

PR35
100K/1%

PL4
GTSD32P-3R3M

PR32

523K/1%

PC44
180pF/50V

PD59

DFLS120L

PC57

10uF/10V

PC51

10uF/10V

PC64
10uF/10V

PC65

2.2uF/16V

PD60

DFLS120L

PC58
100pF/50V

PC62

4.7uF/10V

PC45

10uF/10V

PR28

59K/1%

PC49
180pF/50V

PR37
150K/1%

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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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