Casio QV-7000SX Service Manual & Parts List
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Casio QV-7000SX Service Manual & Parts List

Casio QV-7000SX Service Manual & Parts List

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QV-7000SX
(KX-778)
OCT. 1998
INDEX
Ver.1
Aug / 1999
R

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Summary of Contents for Casio QV-7000SX

  • Page 1 (without price) QV-7000SX (KX-778) OCT. 1998 INDEX Ver.1 Aug / 1999...

  • Page 2: Table Of Contents

    CONTENTS SPECIFICATIONS ............................1 BLOCK DIAGRAM ............................2 ADJUSTMENT ............................3 1. Complete Unit ............................ 4 1-1. Loading ADJ ..........................4 1-2. White balance · Sensitivity adjustment ..................5 1-3. Scratch compensation ........................ 7 1-4. Flash operation and recharge operation ................... 8 1-5.

  • Page 3: Specifications

    SPECIFICATIONS Item Specification Record Format JPEG (with COMPACTFLASH memory card) Recording Medium COMPACTFLASH memory card Memory Capacity/ S (1280 x 960): 88/14 minimum (500 KB per image) File Size F (1280 x 960): 123/19 minimum (350 KB per image) N (1280 x 960): 206/33 minimum (200 KB per image) E (640 x 480): 340/55 minimum (112 KB per image)

  • Page 4: Block Diagram

    BLOCK DIAGRAM Key unit top KIN0 KOUT0 PACT 13-pin KIN1 KOUT1 C-PCB KIN2 KOUT2 D-PCB KIN3 REC/PLAY VCC3-5 DGND MN3774PT HD49323AF 3.3V 49-pin 80-pin 15.0V CDS+AGC+ADC VCC2×3 3.3V VEE9×3 -9.0V 3.3V 21.0V CLAMP VCC3-1 3.3V 3.3V 15.0V LR36685 ADCK VCC3-3×3 AGND×7 3.3V FLASH/MASK ROM...

  • Page 5: Adjustment

    12. Video cable 13. Battery (battery operation/battery cover lock) 14. PC link program (for saving user’s pictures and checking communication functions) 15. Another QV-7000SX (for IrDA) Notes: Normally power is supplied using AC adaptor. When error occurs, use a voltage regulator, and supply the specified power.

  • Page 6: Complete Unit

    • Link cable • Adjustment program: ADJ778F.EXE (program) 0829.ADJ (data file) 2. Adjustment procedure (1) Connect QV-7000SX and PC with link cable. (2) Execute the adjustment software “ADJ788F” on Windows 95. (3) Clik “File (F)”. (4) Clik “Open (O)”. (5) Search file “0829.ADJ” and double click. (Data input to AE, CCD, TEST, Version).

  • Page 7: White Balance · Sensitivity Adjustment

    (8) When SENS ADJ COMPLETE is displayed, the adjustment of sensitivity is completed. Turn off the unit once. (9) Compensation program. Connect QV-7000SX and PC with a link cable. Set the camera in PLAY MODE. (10) Execute compensation program (ADJ778K) on Windows 95.
  • Page 8 (1) Make sure light box is not directly exposed to light. (2) Bring light box and filter and camera lens as close as possible. (3) Operate the above procedure after loading ADJ. Operate scratch compensation after the procedure above. QV-7000SX Color temperature coverer filter/ND filter Viewer — 6 —...

  • Page 9: Scratch Compensation

    1-3. Scratch compensation • Set QV-7000SX to “REC” mode. • Normal Recording mode ( • Light box. Light source (viewer) PROGRAM Color temperature (K) Light intensisty (cd/m Note light source 1 light source 2 4400 ± 200 50 ± 5 No.

  • Page 10: Flash Operation And Recharge Operation

    (3) Shoot in red eye reduction mode and make sure it flashes twice. (4) Connect QV-7000SX and TV with video cable and make sure that the pictures taken in steps (2) and (3) are not whitish, dark or erroneously colored.
  • Page 11 Flash trigger waveform : 1 µ sec/DIV 1. Normal waveform TIME VOLTS : 1 V/DIV 757µV 1µV UERT First positive pulse. OK if second positive pulse is shown. First negative pulse. REPET SAVE ON ACQUIRE ON | OFF ON | OFF NORMAL ENVELOPE 2.

  • Page 12: Current Consumption

    1-5. Current consumption • Set QV-7000SX to “PLAY” mode. 1. Preparation (1) Voltage regulator. (2) Ammeter. 2. Adjustment procedure (1) Current consumption (DC in = 6.0 ± 0.1 [V]) • Make sure that current consumption is less than 550 mA in PLAY mode.

  • Page 13: D-Pcb Assy

    (Turns off and on automatically) (4) After completing D PCB ass’y check program, sets the video out for each country. (ie: JAPAN = NTSC, ENGLAND = PAL) (5) Connect QV-7000SX and TV with video cable, and check the picture taken. — 11 —...
  • Page 14 – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – Usage :dt778 [–-option] option : ccd test Corresponding model : QV-7000SX (KX-778) Ver1.9 98/08/07 Exits from program by <ESC>...

  • Page 15: Clock Oscillation Check

    2-2. Clock oscillation check • Turn power off • Room temperature should be 25 ± 10 °C. 1. Preparation Pedometer or frequency counter or quartz timer. 2. Adjustment procedure Execute one of check from the followings. (1) Pedometer: within 62 ppm. (2) Frequency counter check point CP670 signal pad;...

  • Page 16: L-Pcb Assy

    3. L-PCB Assy 3-1. VCC21, VEE9 Voltage adjustment 1. Preparation • AC adaptor or voltage regulator • Multimeter 2. Adjustment procedure (1) Adjust VR120 so that VCC21 (CP121) is 21.0 ± 0.3 V. (2) Adjust VR130 so that VEE9 (CP133) is –9.0 ± 0.2V. 3.

  • Page 17: Vco Free Run Frequency Adjustment

    (2) Adjust VR320 so that maximum VCOM output (CP716) will be 4.8 ± 0.2 V. 3. Notes When unable to adjust using AC adaptor, use voltage regulator and supply power to be VCC-1-1 (CP149) = 5.0 ± 0.05 V. QV-7000SX L-PCB High level VCOM 4.8 [V]...

  • Page 18: Brightness Voltage Setting And Contrast Adjustment

    2.85 ± 0.05 V. Make sure that waveforms are not distorted. 3. Notes When unable to adjust using AC adaptor, use voltage regulator and supply power to be VCC-1-1 (CP149) = 5.0 ± 0.05 V. QV-7000SX L-PCB Power VCC1-1 (CP149)

  • Page 19: Test Mode

    4. TEST MODE 4-1. TEST MODE (1) Turn POWER on while pressing MENU key and DISP button simultaneously. (2) TEST MODE screen is displayed. Display TEST MODE WHITE NOISE DATA YES (NO) LOADER ADJ. 98000829 VER. 98082901 (3) When scratch compensation is NOT complete, WHITE NOISE DATA NO appears on the display. (4) If scratch compensation is COMPLETE, WHITE NOISE DATA YES appears on it.

  • Page 20: Menu2

    Connect QV-700SX with each other with cable and copy program codes. The camera operating this menu will be the master camera, and by sending its ROM data it will update the receiving camera’s 8 Mbyte FLASH MEMORY. Connect another QV-7000SX and turn on power, then transmission will start.

  • Page 21: Disassembly

    DISASSEMBLY 1.Main 4. Unscrew tow screws (S3)in the battery holder. screws (S3) 5. Unscrew two screws (S3) on the bottom. 1. Remove CF card. screws (S3) 2. Unlock battery cover. 6. Rotate the CAM case and unserew one screw (S3) on the side. screws (S3) 3.
  • Page 22 12.Unscrew two screws (S1) fixing CAM case 8. Separate the upper case and lower case. and remove CN540 then take CAM case out. (Easy if from CAM case side.) CN cover will be remored. screw(S1) CN540 13. CAM case block, lower case block, upper 9.
  • Page 23 2. Lower case 1. Remove battery cover by turning it upward to the right. 5. Lower case and battery holder separated. 2. Unscrew screws (S6) and CN510 on D PCB 6. Unscrew one screw (S1) on switch unit. ass’y screw(S6) screw(S1) CN510 7.
  • Page 24 9. Remove lower case cover from lower case. 13.Lower case, lower case cover, IR cover battery cover, CF cover separated. 10.Lower case cover and lower case separated. 11.Lower case cover and IR cover separated. 12. Remove CF cover by bending it from lower case.
  • Page 25 3. Upper case 1. Unscrew three screws (S5) on L PCB ass’y. 5. Unscrew four screws (S5) on BL ass’y. Remove CN920 and CN700. screw(S5) screw(S5) screw(S5) CN920 CN700 screw(S5) screw(S5) 2. Upper case and L PCB ass’y separated. 6. Upper case, TFT-LCD module, BL ass’y separated.
  • Page 26 4. CAM case 1. Remove two screws (S3) on CAM case. 5. Remove CN1, CN250, CN251. CN250 CN251 screw(S3) 6. Remove three screws (S4) and desolder red 2. Remove upper case by pressing the upper part of CAM case ass’y wire on CL unit.
  • Page 27 9. Remove sensor PCB ass’y. 12.Flash unit, CL unit, L case ass’y CAM case When assembling, make sure the wires are separated. inside the ribs. 10.Discharge the flash capacitor by using a discharge tool. flash capacitor flash capacitor (+) flash capacitor (-) discharge (+) discharge (-) 11.

  • Page 28: Exploded View

    EXPLODED VIEW — 26 —...

  • Page 29: Parts List

    PARTS PRICE LIST DIGITAL PCB ASSY Item Code No. Parts name Specification Appricable Q PRICE CODE R IC560 20126033 LSI MB81V18165B50LPFTN Common IC561 20126033 LSI MB81V18165B50LPFTN Common IC700 20126087 LSI PC87109VBE Common IC550 20126088 LSI MBM29LV800TA10-021 Common IC415 21053633 IC/CMOS TC7S00FU-TE85L Common IC410...
  • Page 30 Item Code No. Parts name Specification Appricable Q PRICE CODE R DIODES D691 23900777 DIODE/CHIP IMN10T-108 Common D670 23901183 DIODE/CHIP MA142WK-(TX) Common D750 23901379 DIODE/SHOTTKY MA729-(TX) Common D751 23901379 DIODE/SHOTTKY MA729-(TX) Common D800 27752079 DIODE/CHIP/MODULE DA227-TL Common D801 27752079 DIODE/CHIP/MODULE DA227-TL Common OSCILLATORS...
  • Page 31 EVM-1XSX50B24 Common VR340 27751491 RESISTOR/SEMIFIXED/CHIP EVM-1XSX50B54 Common VR344 27751491 RESISTOR/SEMIFIXED/CHIP EVM-1XSX50B54 Common VR320 27751827 RESISTOR/SEMIFIXED/CHIP EVM-1XSX50B13 Common MAIN BODY COMPONENT 66110460 PLATE/CASIO C441170-1 Common 66134959 COVER/BATTERY K341371*1 Common 66134970 PLATE/RATING K441489-1 Common 66134980 PLATE/RATING K441490-1 Common 66134990 LABEL/CF K441492-1 Common...
  • Page 32 Item Code No. Parts name Specification Appricable Q PRICE CODE R 66135130 CASE/UPPER K140483-1 Common 66135140 PANEL/DISPLAY K240987-1 Common 66135150 COVER/LED K441467-1 Common 66135160 BUTTON/DISPLAY K341301-1 Common 66135180 SPACER K441481-1 Common 66135190 HOOK/STRAP K441454-1 Common 66135200 HOOK/STRAP K441455-1 Common 30121601 TRANSFORMER/INVERTER BL2.5K778 Common 38512102 LAMP/FLUORESCENT...

  • Page 33: Printed Circuit Boards

    PRINTED CIRCUIT BOARDS D-PCB (PCB-778D) — 31 —...
  • Page 34 L-PCB (PCB-778L) — 32 —...
  • Page 35 C-PCB (PCB-778C) — 33 —...

  • Page 36: Schematic Diagrams

    SCHEMATIC DIAGRAMS D-PCB (PCB-778D) CIRCUIT — 34 —...
  • Page 37 L-PCB (PCB-778L) CIRCUIT — 35 —...
  • Page 38 C-PCB (PCB-778C) CIRCUIT — 36 —...

  • Page 39: Troubleshooting

    TROUBLESHOOTING Trouble1 : Power turns off while in operation. cause1 To prevent CF data error, the unit will automatically turn off when CF cover opens. For product serial number 1022100 (program version 98082901) a shock to the camera (i.e. key operation, lens rotation, etc.) may produce chattering to CF switch which may erroneously detect that CF cover is open.
  • Page 40 (4) Check program Ver. Insert CF card that comes with the unit. Then turn power on pressing DISP button and MENU button at the same time. Make sure program version is 98100102. Turn power off then on again and make sure recording and playing functions alright. LCD display TEST MODE WHITE...
  • Page 41 Trouble5 : Display shows; CF ERROR FORMAT MENU cause1. Error in CF data. action1. Refer to the owner’s manual. CF can be handled the same way as hard drive. The actions noted below can be taken. No guarantee about the display. (1) Set CF card to a PC using PC card adapter.
  • Page 42 Trouble9 : Display failure when flash is used. cause1. Noise when flash is in operation. action1. Refer to “Strobe operation check on page 8”. Trouble10 : Unable to switch between REC and PLAY. cause1. Switch unit broken or bad installation. action1.
  • Page 43 Ver.1 : Condition added on page 5 Correct : 1-2. White balance · Sensitivity adjustment 2. Adjustment procedure 9) Compensation program. Connect QV-7000SX and PC with a link cable. Set the camera in PLAY MODE. Error : 1-2. White balance · Sensitivity adjustment 2.

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