Casio QV-70B Service Manual And Parts List Download Page 17 | Manualshive

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KEY PCB ASS'Y

Item

Code No.

Parts Name

Specification

Applicable

Q

R

Switches

SW900

3412 1421

SWITCH/SLIDE

ESD165227

Common

1

B

SW901

3412 1995

SWITCH

SKQRAA-T

Common

1

C

SW902

3412 1995

SWITCH

SKQRAA-T

Common

1

C

SW903

3412 1995

SWITCH

SKQRAA-T

Common

1

C

SW904

3412 1995

SWITCH

SKQRAA-T

Common

1

C

SW905

3412 1995

SWITCH

SKQRAA-T

Common

1

C

SW906

3412 1995

SWITCH

SKQRAA-T

Common

1

C

SW907

3412 1995

SWITCH

SKQRAA-T

Common

1

C

SW908

3412 1995

SWITCH

SKQRAA-T

Common

1

C

Notes: Q – Quantity used per unit

R – Rank

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Summary of Contents for QV-70B

Page 1: ...R QV 70B NTSC QV 70C PAL OCT 1997 without price KX 770 PLAY LCD ON OFF REC POWER PROTECT ZOOM DISP DEL MODE ON OFF...

Page 2: ...TENTS 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...

Page 3: ...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 Syste...

Page 4: ...M538123BJ NTSC HM538253BJ PAL 2M bit VRAM VRAM controller Video encoder D A converter IC700 HG51B167FB Data compressor expander Direct memory access controller Bus state controller Serial communicatio...

Page 5: ...ns 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 an...

Page 6: ...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...

Page 7: ...ement 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 retur...

Page 8: ...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 cab...

Page 9: ...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 s...

Page 10: ...llows 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 t...

Page 11: ...R328 R332 C320 C338 C319 R307 R303 R121 C356 C353 C352 R120 D106 C154 R141 C143 C111 C113 C110 C120 R302 C306 C301 R301 C304 R340 C346 C300 R327 C332 C307 C313 C336 C354 R315 C408 R401 R402 C303 C302...

Page 12: ...00 RA601 RA600 RA603 RA602 IC700 R703 C704 Q508 C705 R522 C519 R617 R616 L601 L600 L602 R614 D601 D603 IC603 R521 C516 L704 L703 R519 R650 R618 C717 IC701 L501 1 1 1 1 1 1 1 1 1 1 1 IC601 CN602 Q502 C...

Page 13: ...600 RA603 RA602 IC700 R703 C704 Q508 C705 R522 C519 R617 R616 L601 L600 L602 R614 D601 D603 IC603 R521 C516 L704 L703 R519 R650 R618 C717 IC701 L501 1 1 1 1 1 1 1 1 1 1 1 1 1 IC601 CN602 Q502 C544 Q50...

Page 14: ...12 EXPLODED VIEW 5 11 5 5 46 48 1 2 3 4 6 7 8 9 10 46 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 50 50 47 47 48 49 46 16 1 46...

Page 15: ...R IR3Y21 QV70C PAL 1 C IC301 2105 6378 IC MM1228XFBE Common 1 C IC400 2015 0147 LSI MSM6770CGS 2K 6004 Common 1 C Jack JK300 3501 5439 JACK HSJ1456 01 210 Common 1 C LED LED2 2370 1393 LED SLR 332VC3F...

Page 16: ...460 IC XC61BN3812MR Common 1 C IC605 2105 5719 IC TC7W32FU TE12L Common 1 C IC700 2011 9457 LSI HG51B167FB Common 1 C IC701 2012 3598 LSI HM538123BJ QV70B NTSC 1 C IC701 2012 3605 LSI HM538253BJ QV70C...

Page 17: ...T Common 1 C SW902 3412 1995 SWITCH SKQRAA T Common 1 C SW903 3412 1995 SWITCH SKQRAA T Common 1 C SW904 3412 1995 SWITCH SKQRAA T Common 1 C SW905 3412 1995 SWITCH SKQRAA T Common 1 C SW906 3412 199...

Page 18: ...mmon 1 X 23 6612 4230 SPRING BATTERY R440225 1 Common 1 X 24 6612 3980 BUTTON R240099 1 Common 1 X 25 6612 3990 BUTTON R340132 1 Common 1 X 26 6612 4000 BUTTON R340131 1 Common 1 X 27 6612 4070 BUTTON...

Page 19: ...Code No Parts Name Specification Applicable Q R 51 3851 2078 STRAP ST K770 Common 1 X 52 1014 8773 CABLE VIDEO VC K723 FC Common 1 X 53 1014 9783 CASE SOFT SC 770 Common 1 X Notes Q Quantity used per...

Page 20: ...19 SCHEMATIC DIAGRAMS LINEAR QV 70B...

Page 21: ...20 LINEAR QV 70C 1 2 3 5 7 8 6 10 9 To Digital PCB To LCD To Back Light Video Out Chroma IC Display Controller Power Supply for Back Light Power Supply for LCD 4...

Page 22: ...21 DIGITAL QV 70B 24 CPU DRAM VRAM Data Expander Data Compressor Video Encoder Flash Memory 5 V 5 V 5 V 18 V To Camera Unit Digital I O To Camera Unit To Linear PCB To Key PCB DC in 9 5 V 14 12 11 13...

Page 23: ...2 DIGITAL QV 70C AK28F CPU DRAM VRAM Data Expander Data Compressor Video Encoder Flash Memory 5 V 5 V 5 V 18 V To Camera Unit Digital I O To Camera Unit To Linear PCB To Key PCB DC in 9 5 V 14 12 11 1...

Page 24: ...23 KEY...

Page 25: ...6 4 sec 125 sec 63 5 sec 125 sec 4 8 sec 4 8 sec 4 4 sec 4 8 sec 4 4 V 4 0 V 6 0 V 0 8 V 10 V 44 V 22 V 10 1 V 6 8 V 1 IC100 pin 5 2 Q100 collector 3 IC101 pin 5 4 Q101 collector 5 IC300 pin 10 6 IC3...

Page 26: ...CASIO TECHNO CO LTD 8 11 10 Nishi Shinjuku Shinjuku ku Tokyo 160 Japan Telephone 03 3347 4926...

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