casio qv-70b_70c sm camara

R

QV-70B (NTSC)

QV-70C(PAL)

OCT. 1997

(without price)

(KX-770)

PLAYLCDON/OFF

REC

POWER

/PROTECT ZOOMDISP

DEL

MODEON/OFF

+

–

CONTENTS

SPECIFICATIONS ......................................................................................... 1

BLOCK DIAGRAM ........................................................................................ 2

COLOR ADJUSTMENT ................................................................................. 3

MEMORY RESTORING AND RESET ........................................................... 4

DISASSEMBLY ............................................................................................. 6

ASSEMBLY ................................................................................................... 8

PRINTED CIRCUIT BOARDS ....................................................................... 9

EXPLODED VIEW ....................................................................................... 12

PARTS LIST ................................................................................................ 13

SCHEMATIC DIAGRAMS ........................................................................... 19

WAVEFORMS.............................................................................................. 24

— 1 —

SPECIFICATIONS

1. Recording System Digital (JPEG based)

2. Video Signal System NTSC (QV-70B) / PAL (QV-70C)

3. Recording Medium Built-in 2-MB flash memory

4. Number of pages 96

5. Delete Functions Single page; All pages (with page protect feature)

6. Imaging Device 1/5-inch CCD (Total Number of Pixels: 250,000)

7. Lens Fixed focus with macro position; F2.8/f = 5.2 mm

8. Aperture F2.8/F8 manual switching

9. Focal Length F2.8/NORMAL : 0.6 m to 3.0 m

F2.8/MACRO : 12 cm to 14 cm

F8/NORMAL : 0.4 m to ~

F8/MACRO : 10 cm to 18 cm

(from lens protection filter)

10. Light Metering TTL center point by photographic element

11. Exposure Metering Aperture priority AE

12. Exposure Range EV +6 to 18

13. Exposure Adjustment –2 EV to +2 EV

14. Shutter System Electronic

15. Shutter Speed 1/8 to 1/4000 second

16. White Balance Automatic

17. Self-timer 10-second

18. Monitor 61,380-pixel 1.8-inch TFT low-glare color LCD

19. Terminals DIGITAL; VIDEO OUT; DC IN 6 V

20. Power Supply Batteries (AA-size Alkaline or lithium batteries × 3) /AC Adaptor

21. Current Consumption Approximately 550 mA (REC mode)

22. Dimensions 66(H) × 103(W) × 34(D)mm

23. Weight Approximately 150 g (excluding batteries)

24. Accessories Wirst strap; soft case; video cable;

Alkaline batteries (LR6 × 3)

Item Specification

— 2 —

BLOCK DIAGRAM

Camera Unit Digital PCB

Linear PCB

Video out

Key PCB

Digital I/O

AC AdaptorBattery

Lens CDDA/Dconverter

IC602TC5816AFT-116M bitFlash memory

IC601HM514800CLJ2M bit DRAM

IC701HM538123BJ (NTSC)HM538253BJ (PAL)2M bit VRAM

VRAMcontroller

Videoencoder

D/Aconverter

IC700HG51B167FB

Datacompressorexpander

Directmemoryaccesscontroller

Busstatecontroller

Serialcommunicationinterface

ROM

RAM

CPU

I/Oport

IC600HD6437034SK24F (NTSC)HD6437034AK28F (PAL)

Powersupply

LCDBacklight

Powersupply

IC300IR3P90Y1 (NTSC)IR3Y21 (PAL)Chroma circuit

IC400MSM6770CGSDisplay controller

— 3 —

COLOR ADJUSTMENT

THE COLOR ADJUSTMENT IS REQUIRED AFTER THE FOLLOWING SITUATIONS

* The flash memory is initialized by the "AMED-I" command.

* The digital PCB or the camera unit is replaced.

REQUIRED TOOL

Light box: Handy 5000 (Code No.: 1904 5301)

Color filter: LBA 3 (Code No.: 1904 5302)

Color adjustment software: Sdj770vb.exe

Cable for QV-Link

TO DO THE COLOR ADJUSTMENT

1. Connect QV-70 to PC with QV-Link cable.

2. Set the aperture switch of QV-70 to F8.

3. Put the color filter on the light box, and turn the light box on.

4. Put the QV-70 with its lens toward the color filter and light box, and turn the QV-70 on.

5. Execute the color adjustment software "Sdj770vb.exe" on PC (MS-DOS).

Type "Sdj770vb", then press Enter. The message "WAIT" appears on the QV-70 and some parameters

appear on the PC like as the followings.

SUMCODE = 835321

adjust for KX770.

*******************************************

* COLOR ADJUSTMENT for KX770 *

* ver 1.0 *

*******************************************

CAUTION!!! Set f-stop to F8, otherwise doesn't work correctly.

Now adjusting... 0 2

done.

System block 1FE

ASUM 4AB40 CSUM 35662

DSUM 2EA67 ESUM 558FF

RKD FE30 RKE 1D0

BKA 1F0 BKC FE10

GKC 200 GKD 100 GKE FF00

ALPHA FFFC BETA FF82 TINT 155

RAlimit_L BBB RAlimit_H FE0

BAlimit_L 1298 BAlimit_H 1ECE

COL_BAS 28 Y_OFFSET 2

RAMP_INIT DCD BAMP_INIT 18B3

LIN_SUB 108 LIN_SUBY F8

Color filter: LBA 3

Light box: Handy 5000 QV-70

— 4 —

MEMORY RESTORING AND RESET

MEMORY ERROR

"Memory error" (#1 ~ #3) message appears on QV-70 camera, when an error is found in its flash memory. In this

case, the QV-70 is locked up and do not accept any operation except power on / off.

MEMORY ERROR #1

When the memory error #1 occures, press the + button to do the error reset. The following display will be appeared on

QV-70.

ERROR RESET

YES SHUTTER

NO CALL TECH

SUPPORT!

Then press the shutter button. The display should return to normal.

(Refer to owner´s manual for QV-70.)

MEMORY ERROR #2, #3

When the memory error #2 or #3 occures, do the memory restoring.

Notes: 1. When do the error reset or memory restoring, use the AC adaptor.

2. Never turn the power off, while doing the error reset or memory restoring.

MEMORY RESTORING

REQUIRED TOOL

Memory restoring software: Amed.exe

Cable for QV-Link

OPERATION

1. Connect the QV-70 to PC with the cable.

2. Execute the "AMED -PIR" command on MS-DOS, then the following message will be appeared on the PC.

QV series Automatic Memory Error Debugger ver 2.0

Camera type = QV-10A/QV-30 0090:532ESearching management block ...Found at bank 1FF status --- OKSaving management block as "mngblk.dat"

— 5 —

Saving system block at bank 1FE as "sysblk.dat"

Image No. 1 in 006 007 008 009 00A save as "image001.cam"Image No. 2 in 00B 00C 00D 00E 00F save as "image002.cam"Image No. 3 in 010 011 012 013 014 save as "image003.cam"

--- Initialize Flash Memory--- Create mamagement block at bank No.1FF--- Reset

Restore system block at bank 1FE from "sysblk.dat"

Loading image "image001.cam"Loading image "image002.cam"Loading image "image003.cam"

3. The displays on the QV-70 are returned to normal.

When the memory error is not solved by the above steps, do the memory reset and color adjustment.

MEMORY RESET

1. Connect the QV-70 to PC with the cable.

2. Execute the "AMED -I" command on MS-DOS.

3. Do the color adjustment. (See COLOR ADJUSTMENT)

— 6 —

DISASSEMBLY

1. Remove the four screws.

2. Unhook the upper side of the unit, then open

the case from the upper side.

3. Be sure not to lose the bright knob, then remove the case.

4. Remove the two screws on the linear

PCB, then disconnect between the linear

and digital PCBs.

5. Disconnect the wire for the back light and the flat

cable for the LCD, then remove the linear PCB.

Screw

Hooks

Bright knob

Flat cable

Wire

Screws

Digital PCB

Linear PCB

Screw

Screws

— 7 —

6. Remove the key PCB and two screws on the digital PCB.

8. Unhook the slide switches of the camera unit, then remove

the digital PCB and the camera unit.

Digital PCB

Key PCB

Screws

7. Remove the two screws on the camera unit.

9. Remove the three screws, then remove the back light.

Note: Be sure not to lose the spacer.

Switch

Screws

Back light

Spacer for LED

Camera unit

Screws

— 8 —

ASSEMBLY

The assembly can be done by reverse order of the disassembly steps. The notes of the assembly are as follows;

1. Be sure to set the spacer and sheets on the LCD as the figure.

2. Be sure to align the switches on the camera unit with the switch knobs.

3. Be sure to align the slide switch on the key PCB with the switch knob for power. Switch knob

Slide switch

Switch knobsSwitches

Diffuser sheet

Dimmer sheet

LCD spacer

LCD

— 9 —

PRINTED CIRCUIT BOARDS

LINEAR

Top View

Bottom View

1

11

1

1

R333

R321C322

C404

IC400

C405 R338C324

H300R320 R316

R317R321LED2

C318

R411C402

R308R310R309 R335R334R337L300

C305

C304C311

L105

C129

C123

R306

C125

L103C127

C144

IC100

C152

IC150Q150

Q101

C140R144

C142

R141R142

IC101C151

R150

R113

C145 R114

R115

R111R110

D105

FU101 L100 R345C355

Q301C351

C350 C343R344

IC301R350 R349

L302

R305

R319

C335

VR302

C329C333R323C330C331R325R

324

R32

2R

328

R33

2

C32

0

C33

8

C31

9

R30

7R

303

R12

1

C35

6

C35

3

C35

2

R12

0

D10

6

C15

4

R14

1C

143

C11

1C

113

C11

0

C12

0

R30

2C

306

C30

1R

301

C30

4R

340

C34

6C

300

R32

7C

332

C30

7

C31

3

C33

6

C354

R315

C40

8R

401

R40

2

C30

3C

302

R33

1R

330

CN

400

C15

0

C30

8

C41

3C

412

C40

9

R42

9

C41

8 R43

0

C40

7C

406R31

4C32

6

VR301

R40

7R

406

R40

5R

404

C339

R420R424C411

R427

R421 C416C415

R428R426

C121L102

C101C153

C100

R124

Q104R123R122

Q102

JK300

L301

VR101

D103

D104

D102

D101

T100

VR100

Q100

C112

CN150

VR304

T150

Q401

C401

VR400

L303

C317R313

R336R312

C327

C323

R318

VR303R337 C325

R129

C410

R403R408

R415R409

R412

R410R413R414

C315R311C316C314C310C312

IC300

R300

R326

VR300

CN100

C309

1

1

1

1

1

— 10 —

DIGITAL (QV-70B)

Top View

Bottom View

111

1

1

1

1

1

C540

IC602

C548

C545

C542

T500

C50

5

C72

2L7

32

R65

4C

617

L642

Q51

2Q

513

R51

1R

510

C52

0

R51

2Q

503

R51

4

R51

6C

531

C61

9

R62

2

R60

7C

602

R61

1 R61

9R

620

R62

1

C60

6R

600

R60

1

R60

2

R61

3

C61

5C

603

R65

1

EM

2L6

41

C630

IC600

C518

C517

R520

L622

C522

R652

C650

C622

C623R653

IC507 IC504

L621

C541C546

C543

Q511

CN601FU500

L540

L504

L505

H70

0

R61

5

L506

C61

1

C70

1

C61

2

C61

3

C71

6L729

L731

C71

8

CN

600

R50

8

R50

7

R50

5

CA

601

IC50

3

C71

9C

600

R71

6

D506

Q612

L643

JK600

RA601RA600

RA603RA60

2

IC700

R703

C704

Q508

C705R522C519

R617R616

L601L600

L602 R614D601

D603

IC603

R521C516

L704

L703

R519

R650R618

C717

IC701

L501

1

1

1

1

1

1

1

1

1

1

1

IC601

CN602

Q502 C544 Q500L503

L502

IC502

D502C507

R502 C501

VR500

C506

R500

IC605

L730

R750

C703

RA704

L701

RA703 RA705

CA

600

RA

701

RA

702

C71

0R

715

C709

C70

8R

702

C70

2 C70

6

C72

1

L702

C65

1

C60

9R

700

C70

0

RA60

4

RA700

Q510

R50

6C

512

R65

5C

508

R50

4

C50

4C

503

R50

3

R50

1R

523

C52

5

C51

1

R61

0

L619

L620

C62

4

R60

5

R60

6

R64

4L6

24C

601

C62

0C

621

L640

C66

3C

662

R62

4L6

33L6

31L6

32C

661

C66

4L6

39

D501FU501

IC500

D503

R509

IC506 C524

R513

R518

R517

C523

R515

Q514

SW101C521

Q611 Q610

Q50

1

SW

100

IC50

5

D505

IC60

4

D500

L700

JK500

— 11 —

DIGITAL (QV-70C)

Top View

Bottom View

111

1

1

1

1

1

C540

IC602C548

C545

C542

T500

C50

5

C72

2L7

32

R65

4C

617

L642

Q51

2Q

513

R51

1R

510

C52

0

R51

2Q

503

R51

4

R51

6C

531

C61

9

R62

2

R60

7C

602

R61

1 R61

9R

620

R62

1

C60

6R

600

R60

1

R60

2

R61

3

C61

5C

603

R65

1

EM

2L6

41

C630

IC600

C518

C517

R520

L622

C522

R652

C650

C622

C623R653

IC507 IC504

L621

C541C546

C543

Q511

CN601FU500

L540

L504

L505

H70

0

R61

5

L506

C61

1

C70

1

C61

2

C61

3

C71

6L729

L731

C71

8

CN

600

R50

8

R50

7

R50

5

CA

601

IC50

3

C71

9C

600

R71

6

D506

Q612

L643

JK600

RA601RA600

RA603RA60

2

IC700

R703

C704

Q508

C705R522C519

R617R616

L601L600

L602 R614D601

D603

IC603

R521C516

L704

L703

R519

R650R618

C717

IC701

L501

1

1

11

1

1

1

1

1

1

1

1

1

IC601

CN602

Q502 C544 Q500L503

L502

IC502

IC703 IC702

D502C507

R502 C501

VR500

C506

R500

IC605

L730

R750

C703

RA704

L701

RA703 RA705

CA

600

RA

701

RA

702

C71

0R

715

C709

C70

8R

702

C70

2 C70

6

C72

1

L702

C65

1

C60

9R

700

C70

0

RA60

4

RA700

Q510

R50

6C

512

R65

5C

508

R50

4

C50

4C

503

R50

3

R50

1R

523

C52

5

C51

1

R61

0

L619

L620

C62

4

R60

5

R60

6

R64

4L6

24C

601

C62

0C

621

L640

C66

3C

662

R62

4L6

33L6

31L6

32C

661

C66

4L6

39

D501FU501

IC500

L733

D503

R509

IC506 C524

R513

R518

R517

C523R515

Q514

SW101C521

Q611 Q610

Q50

1

SW

100

IC50

5

D505

IC60

4

D500

L700

JK500

— 12 —

EXPLODED VIEW

5

11

5

5

46

48

1

2

34

6

78

9

10

4612

13

1415

1617

18

19

20

21

22

23

24

25

26

27

28

2930

31

32

3334

35

3637

38

39

40

41

42

43 44

45

50

50

47

47

48

49

46

16-1

46

PARTS LISTLINEAR PCB ASS'Y

Item Code No. Parts Name Specification Applicable Q R

DiodesD101 7101 1194 DIODE MA111-(TX) Common 1 CD102 2390 1379 DIODE/SCHOTTKY MA729-(TX) Common 1 CD103 2390 1379 DIODE/SCHOTTKY MA729-(TX) Common 1 CD104 7101 1194 DIODE MA111-(TX) Common 1 CD105 2390 1379 DIODE/SCHOTTKY MA729-(TX) Common 1 CD106 2360 2359 DIODE/ZENER MA8180-L(TX) Common 1 C

FuseFU101 3122 3332 FUSE ICP-S0.5TN Common 1 B

ICsIC100 2114 5800 IC MB3800PFV-G-BND-EF Common 1 CIC101 2114 5800 IC MB3800PFV-G-BND-EF Common 1 CIC150 2105 3990 IC TC7S02F-TE85L Common 1 CIC300 2114 5537 IC/LINEAR IR3P90Y1 QV70B (NTSC) 1 CIC300 2114 5740 IC/LINEAR IR3Y21 QV70C (PAL) 1 CIC301 2105 6378 IC MM1228XFBE Common 1 CIC400 2015 0147 LSI MSM6770CGS-2K-6004 Common 1 C

JackJK300 3501 5439 JACK HSJ1456-01-210 Common 1 C

LEDLED2 2370 1393 LED SLR-332VC3F Common 1 C

TransistorsQ100 2253 0308 TRANSISTOR 2SD1119-R(TX) Common 1 BQ101 2253 0308 TRANSISTOR 2SD1119-R(TX) Common 1 BQ102 7911 0126 TRANSISTOR/DIGITAL DTC144EUAT106 Common 1 BQ104 2251 0189 TRANSISTOR 2SB1218A-R(TX) Common 1 BQ150 2253 0700 TRANSISTOR 2SK1485-T1 Common 1 BQ301 2251 0189 TRANSISTOR 2SB1218A-R(TX) Common 1 BQ401 2251 0189 TRANSISTOR 2SB1218A-R(TX) Common 1 B

Converter and TransformerT100 3065 0693 CONVERTER/DC-DC TTV6DD360M02 Common 1 BT150 3012 1414 TRANSFORMER/INVERTER BLC10-01 Common 1 B

Variable resistorVR304 2775 0644 RESISTOR/SEMI-FIXED H0614D-10KB Common 1 C

Notes: Q – Quantity used per unitR – Rank

— 13 —

DIGITAL PCB ASS'Y


DiodesD500 2390 2268 DIODE MA727-(TX) Common 1 CD501 2360 1876 DIODE/ZENER MA8100-M(TX) Common 1 CD502 2390 1379 DIODE/SCHOTTKY MA729-(TX) Common 1 CD503 7101 1194 DIODE MA111-(TX) Common 1 CD505 2390 2261 DIODE MA720-(TX) Common 1 CD506 2390 1421 DIODE/SCHOTTKY MA738-(TX) Common 1 CD601 2390 1379 DIODE/SCHOTTKY MA729-(TX) Common 1 CD603 2390 1379 DIODE/SCHOTTKY MA729-(TX) Common 1 C

FusesFU500 3632 0715 FUSE F1206A1R50FW-TP Common 1 AFU501 3122 3332 FUSE ICP-S0.5TN Common 1 A

ICsIC500 2114 5800 IC MB3800PFV-G-BND-EF Common 1 CIC502 2105 3969 IC RH5RH503B-T1 Common 1 CIC503 2105 3689 IC RN5RG50AA-TR Common 1 CIC504 2105 3976 IC RN5RL25AA-TR Common 1 CIC505 2105 1407 IC/CMOS TC7S00F-TE85L Common 1 CIC506 2105 5215 IC/CMOS TC7W74FU(TE12L) Common 1 CIC507 7911 2982 IC RN5VL25AA-TR Common 1 CIC600 2012 5769 LSI HD6437034SK24F QV70B (NTSC) 1 CIC600 2012 5832 LSI HD6437034AK28F QV70C (PAL) 1 CIC601 2012 3591 LSI HM514800CLJ Common 1 CIC602 2012 2793 LSI TC5816AFT-1 Common 1 CIC603 2105 4305 IC TC7S04F(TE85L) Common 1 CIC604 2105 6460 IC XC61BN3812MR Common 1 CIC605 2105 5719 IC TC7W32FU(TE12L) Common 1 CIC700 2011 9457 LSI HG51B167FB Common 1 CIC701 2012 3598 LSI HM538123BJ QV70B (NTSC) 1 CIC701 2012 3605 LSI HM538253BJ QV70C (PAL) 1 CIC702 2105 3990 IC/CMOS TC7S02F-TE85L QV70C (PAL) 1 CIC703 2101 1061 IC/CMOS TC7S32F-TE85L QV70C (PAL) 1 C

JacksJK500 3501 6755 JACK HEC3600-010120 Common 1 CJK600 3501 6538 JACK HSJ1169-012010 Common 1 C

SwitchesSW100 3412 1106 SWITCH/SLIDE SSSS212-12 Common 1 BSW101 3412 2076 SWITCH SKHUBB-T Common 1 C

TransistorsQ500 2253 0308 TRANSISTOR 2SD1119-R(TX) Common 1 BQ501 2253 0308 TRANSISTOR 2SD1119-R(TX) Common 1 BQ502 2251 0882 TRANSISTOR 2SB1073-(TX) Common 1 BQ503 2251 0189 TRANSISTOR 2SB1218A-R(TX) Common 1 BQ508 2253 0133 TRANSISTOR 2SD1819A-R(TX) Common 1 BQ510 2259 2715 TRANSISTOR/DIGITAL DTC144EETL Common 1 BQ511 2259 2715 TRANSISTOR/DIGITAL DTC144EETL Common 1 BQ512 2259 2715 TRANSISTOR/DIGITAL DTC144EETL Common 1 BQ513 2259 2715 TRANSISTOR/DIGITAL DTC144EETL Common 1 BQ514 2259 2715 TRANSISTOR/DIGITAL DTC144EETL Common 1 BQ610 2259 2731 TRANSISTOR/DIGITAL DTA114EE-TL Common 1 BQ611 2259 2715 TRANSISTOR/DIGITAL DTC144EETL Common 1 BQ612 2254 0448 FET 2SK1580-T1 Common 1 B

ConverterT500 3701 0693 CONVERTER/DC-DC CEE98-05 Common 1 B


— 14 —

KEY PCB ASS'Y


SwitchesSW900 3412 1421 SWITCH/SLIDE ESD165227 Common 1 BSW901 3412 1995 SWITCH SKQRAA-T Common 1 CSW902 3412 1995 SWITCH SKQRAA-T Common 1 CSW903 3412 1995 SWITCH SKQRAA-T Common 1 CSW904 3412 1995 SWITCH SKQRAA-T Common 1 CSW905 3412 1995 SWITCH SKQRAA-T Common 1 CSW906 3412 1995 SWITCH SKQRAA-T Common 1 CSW907 3412 1995 SWITCH SKQRAA-T Common 1 CSW908 3412 1995 SWITCH SKQRAA-T Common 1 C


— 15 —

MAIN COMPONENT


1 6612 4210 PANEL/LOWER R340140-1 Common 1 X2 6612 4280 TAPE/ADHESIVE R440277-1 Common 1 X3 6612 4100 COVER/PROTECTOR R240098-1 Common 1 X4 6612 4160 PROTECTOR/LENS R440232-1 Common 1 X5 6612 4270 TAPE/ADHESIVE R440264-1 Common 7 X6 6612 4040 PROTECTOR/FINDER R440220-1 Common 1 X7 1014 9715 FINDER LF-010S Common 1 X8 6612 4030 PROTECTOR/LED R440221-1 Common 1 X9 6612 3970 CASE/LOWER R140025-1 Common 1 X

10 6603 8924 KNOB K3741D-1 Common 1 X11 6020 7658 SPRING/BATTERY P408A-1 Common 2 X12 6612 4010 COVER/BATTERY R240101-1 Common 1 X13 6612 4310 BLINDER R440273-1 Common 1 X14 6605 8240 CUSHION K410316-4 Common 1 X15 1014 9714 CAMERA UNIT LS-009E Common 1 B16 6612 5579 PCB ASSY/KEY R340193*1 Common 1 C

16-1 6612 4540 CABLE/JOINT R440272-1 Common 1 C17 6612 5578 PCB ASSY/LINEAR R240146*1 QV70B (NTSC) 1 B17 6612 6379 PCB ASSY/LINEAR K240772*1 QV70C (PAL) 1 B18 6612 5650 CUSHION R440279-1 Common 1 X19 6612 5577 PCB ASSY/DIGITAL R240145*1 QV70B (NTSC) 1 B19 6612 6378 PCB ASSY/DIGITAL K240771*1 QV70C (PAL) 1 B20 6612 4180 SPACER R440230-1 Common 1 X21 6612 4190 SPACER R440231-1 Common 1 X22 6612 4220 SPRING/BATTERY R440224-1 Common 1 X23 6612 4230 SPRING/BATTERY R440225-1 Common 1 X24 6612 3980 BUTTON R240099-1 Common 1 X25 6612 3990 BUTTON R340132-1 Common 1 X26 6612 4000 BUTTON R340131-1 Common 1 X27 6612 4070 BUTTON R340139-1 Common 1 X28 6612 4020 SPACER R440222-1 Common 1 X29 6612 4060 KNOB/POWER R340137-1 Common 1 X30 6612 4080 KNOB/APERTURE R340135-1 Common 1 X31 6612 4090 KNOB/FOCUS R340136-1 Common 1 X32 6612 4110 COVER/CONNECTOR R340138-1 Common 1 X33 6612 4050 KNOB/REC R340133-1 Common 1 X34 6611 4390 HOLE/TRIPOD R340024-1 Common 1 X34 6612 4290 LABEL/BATTERY R440270-1 Common 1 X34 6612 5640 LABEL/CAUTION R440262-2 QV70B (NTSC) 1 X35 6612 8030 LABEL/CAUTION R440262-3 QV70C (PAL) 1 X36 6612 8040 LABEL/CAUTION R440262-4 QV70C (PAL) 1 X37 6612 5680 LABEL/RATING R440239-2 Common 1 X38 6612 4120 HOLDER/DISPLAY R240100-1 Common 1 X39 6612 3960 CASE/UPPER R140024-1 Common 1 X40 2725 1338 DISPLAY ASSY COD18T1014LN Common 1 B41 6612 4130 SPACER/LCD R440227-1 Common 1 X42 6612 4140 SHEET/DIMMER R440228-1 Common 1 X43 6612 4150 SHEET/DIFFUSER R440229-1 Common 1 X44 6612 5580 BL ASSY R340190*1 Common 1 B45 6612 4200 SPACER R440226-1 Common 1 X46 5860 0301 SCREW BT3 1.7X3.5 NI Common 7 C47 5861 3551 SCREW M 1.7X3.0 Bk Common 2 C48 5861 3549 SCREW PT3 1.7X3.5NI Common 3 C49 5860 0091 SCREW BT3 1.7X4.5 Bk Common 2 C50 5861 3527 SCREW BT3 1.7X2.5 Bk Common 3 C


— 16 —

ACCESSORY


51 3851 2078 STRAP ST-K770 Common 1 X52 1014 8773 CABLE/VIDEO VC-K723-FC Common 1 X53 1014 9783 CASE/SOFT SC-770 Common 1 X


— 17 —

— 19 —

SCHEMATIC DIAGRAMSLINEAR (QV-70B)

1

2

3

5

7 6

8

10

9

To

Dig

ital P

CB

To

LCD

To

Bac

k Li

ght

Vid

eo O

ut

Chroma IC

Display Controller

Power Supply for Back Light

Power Supply for LCD

4

— 20 —

LINEAR (QV-70C)

1

2

3

5

7

86

10

9

To

Dig

ital P

CB

To

LCD

To

Bac

k Li

ght

Vid

eo O

ut

Chroma IC

Display Controller

Power Supply for Back Light

Power Supply for LCD

4

— 21 —

DIGITAL (QV-70B)

24

CPU

DRAM

VRAM

Data ExpanderData CompressorVideo Encoder

FlashMemory

5 V

5 V

5 V

18 V

To Camera Unit

Dig

ital I

/OT

o C

amer

a U

nit

To

Line

ar P

CB

To

Key

PC

BD

C in

–9.5 V

141211 13

— 22 —

DIGITAL (QV-70C)

AK28F

CPU

DRAM

VRAM

Data ExpanderData CompressorVideo Encoder

FlashMemory

5 V

5 V

5 V

18 V

To Camera Unit

Dig

ital I

/OT

o C

amer

a U

nit

To

Line

ar P

CB

To

Key

PC

BD

C in

–9.5 V

141211 13

— 23 —

KEY

— 24 —

WAVEFORMSQV-70B QV-70C

1 IC100 pin 5 2 Q100 collector 3 IC101 pin 5

4 Q101 collector 5 IC300 pin 10 6 IC300 pin 21

7 IC300 pin 20 8 IC300 pin 39 9 IC300 pin 36

0 IC300 pin 30 A IC500 pin 5 (Switch to the REC position.)

B T500 pin 1 (Switch to the REC position.)

C T500 pin 5 (Switch to the REC position.)

D T500 pin 8 (Switch to the REC position.)

6 µsec 6.4 µsec

6 µsec 63.5 µsec 63.5 µsec

63.5 µsec

0.8

V 0.7

V

4.4

V

1.0

V

4.8

V

6.4 µsec

125 µsec 63.5 µsec


4.4 µsec 4.8 µsec

4.4

V

4.0

V

6.0

V

0.8

V

10 V

44 V 22

V10

.1 V

6.8

V

1 IC100 pin 5 2 Q100 collector 3 IC101 pin 5

4 Q101 collector 5 IC300 pin 10 6 IC300 pin 47

7 IC300 pin 20 8 IC300 pin 39 9 IC300 pin 36

0 IC300 pin 30 A IC500 pin 5 (Switch to the REC position.)

B T500 pin 1 (Switch to the REC position.)

C T500 pin 5 (Switch to the REC position.)

D T500 pin 8 (Switch to the REC position.)

6 µsec 6.4 µsec

6 µsec 64 µsec 64 µsec

64 µsec

0.8

V 0.7

V

4.4

V

1.0

V

4.8

V

6.4 µsec

125 µsec 64 µsec


4.4 µsec 4.8 µsec

4.4

V

4.0

V

6.0

V

0.8

V

10 V

44 V 22

V10

.1 V

6.8

V

CASIO TECHNO CO.,LTD.

8-11-10, Nishi-ShinjukuShinjuku-ku, Tokyo 160, JapanTelephone: 03-3347-4926

casio qv-70b_70c sm camara

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