Sony Mavica MVC-FD85 Training Manual Download Page 38 | Manualshive

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IC102

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AGC, A/D CONV.

CAMERA PROCESS

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LIGHT

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Summary of Contents for Mavica MVC-FD85

Page 1: ...S Training Manual Troubleshooting Circuit Descriptions Course DSC 01 Digital Camera Sony Mavica Cameras Models MVC FD85 MVC FD90 MVC FD95 MVC FD85 ...

Page 2: ...ischarging the 300V Flash Capacitor 33 Camera Signal Processing 35 Missing Camera Timing Signals 39 Table of Contents Floppy Disc Drive 41 Checking for Floppy Disc Drive Voltage 41 Checking the Floppy Drive Signals 41 Floppy Drive Alignment Check 47 LCD Block 49 Timing Signals 49 LCD Drive Signals 49 Backlight Block 55 On Off Control 55 Oscillator 57 Start Up 57 Appendix Using the RM 95 for Adjust...

Page 3: ...avica series are limited to 1 Floppy drive units 2 Flash assembly 3 Lens assembly As time goes on more items will begin to fail starting with consumer ac cessible items such as Sticky push buttons DC in connectors Vanadium Lithium date time battery Located on the back of the PK50 PK52 board Backlight and LCD panel Purpose of this book The purpose of this book is to learn what is involved when repa...

Page 4: ...2 CIRCUIT BOARDS LOCATION 3 7 01 1DSC1 PK 50 MVC FD90 PK 52 MVC FD85 CD 236 MVC FD90 FC 72 MAIN BOARD FU 140 MVC FD90 FU 146 MVC FD85 CD 248 MVC FD85 FLASH UNIT ...

Page 5: ...urprising or annoying someone Flash Intensity You can choose the flash intensity from the menu A low intensity just illuminates the subject leaving the background dark A higher intensity lights a larger more distant background Steady Shot MVC FD95 model only No more blurred pictures when you move the camera as the capture but ton is pressed This feature uses yaw and pitch movement sensors to detec...

Page 6: ...RP Manufacturer s Suggested Retail Price List A V Audio and video outputs to a TV NTSC or PAL can be menu selected Interpolated Requires optional floppy disc to memory stick adapter MSAC FD2M Power Supply Features 1 AC Adapter 8 4Vdc output charges batteries in the Mavica camera 2 DC Info Lithium 7 2V battery power one of 2 batteries will fit The NP F330 is supplied NP F330 Battery lasts 70 mins f...

Page 7: ...lack and white picture mode the text mode has no gray areas in the picture only black or white The advantage to using this mode is that more pictures can be stored Comparison of Pictures Stored in Normal and Text Mode Image Size Selected Pictures Stored Text Pictures Stored 1280 x 960 5 25 7 40 1024 x 768 6 32 11 61 640 x 480 30 159 54 160 floppy disc memory stick The disadvantage is that if the u...

Page 8: ...ping Trimming ReSizing the Picture Text Picture Mode E Mail Picture Mode Moving Pictures in the Movie Mode Slide Show in the Play Mode A V Output in NTSC or PAL PICTURE RESOLUTION 640 LCD PANEL __MINS ON LCD BACK LIGHT PLAY MOVIE STILL S PWR FLASH MENU PWR GRN CHARGE AMBER MVC FD85 BACK PANEL MENUS VOL FOCUS PROG DISPLAY PLAY STILL MOVIE INDEX DELETE EFFECT EFFECT FILE FILE FILE TOOL CAMERA CAMERA...

Page 9: ...he Control button to start the show A V Outputs A 3 5mm jack on the side of the Mavica outputs NTSC or PAL video and analog audio to a TV for viewing on a larger screen The video format is selected from the Menu under SetUp Video Out The video output format does not change the LCD picture the jpeg still picture or Mpeg movie format on the disc or memory stick If the user sets the output format to ...

Page 10: ...8 MVC FD80 90 95 DISASSEMBLY 1 3 7 01 4DSC1 Cabinet front Two screws M2x4 Two screws M2x4 Cabinet rear Two screws M2x4 Screw M2x4 Screw M2x4 7 5 3 6 1 2 4 F C 7 2 B o a r d a ...

Page 11: ...ard MVC FD85 FC 82 board PK 52 board MVC FD85 PK 50 board MVC FD90 Liquid crystal module indicator 24p Cold cathode fluroescent tube 20p MVC FD90 FC 72 board Lens block assembly 24P CD 246 board Lens block assembly MVC FD90 Lens block assembly MVC FD85 CD 248 board AC POWER ADAPTOR ...

Page 12: ...unit 10p Cabinet front block assembly Flexible board 18P MVC FD85 FP 231 MVC FD90 FP 167 Lens block assembly MVC FD85 26P MVC FD90 24P Control switch block MF330 6p MVC FD90 FU 52 harness 9p Blind sheet Floppy disk drive 4 x Claw FC Bracket Three screws M2 x 2 5 FC 72 board Four screws M2 x 2 5 5 4 11 2 3 10 1 9 8 14 15 6 13 12 7 ...

Page 13: ... FD85 Two tapping screws M2 x 5 Control switch block 6p When handling the flash unit be sure to discharge the charging capacitor before handling it For discharge short the positive and negative terminals of the charging capacitor for about ten seconds Short jig resistor 1k 1W Part No 1 215 869 11 Flash unit 2 1 6 5 4 3 ...

Page 14: ...12 NOTES ...

Page 15: ... apply power to the DC DC Converter IC001 The converter produces voltages for the camera AC Adapter Power The AC adapter not shown produces about 8 4Vdc 1 5A capacity to the DC In terminals of the FU board This DC input is fused before enter ing the power supply on the main FC 72 board to power IC404 and the camera s DC DC Converter Within the main board D402 directs this input voltage from F003 t...

Page 16: ...PUT BUTTONS DISC ACCESS D401 D402 D002 Q001 Q004 Q002 Q003 XCS PANEL D A HI SCK HI SO PANEL 4 9V BL UNREG R WA B SPINDLE TRACK DRIVE Y R Y B Y H V SPEAKER MIC VIDEO OUTPUT TO OUTPUT JACK J781 BATT UNREG BATT SIG INIT CHARGE ON FAST CHARGE ON F004 Vdd H V SHIFT PULSES STRB ON IC404 STB CHARGE STB FULL CD BD CCD OUT IRIS CONTROL F001 F002 F005 EVER 3 2V D410 R485 RTS SCK SIO SYS DD ON DC IN BT701 BA...

Page 17: ...duction is selected When the shutter button is pressed HI Control IC404 informs IC501 If IC501 determines the flash is needed it instructs IC301 to produce positive pulse s on the STRB ON line into the flash assembly In addition to the STRB ON line the flash assembly capacitor needs to be charged to produce the flash of light for picture taking IC404 controls the charge function and indication usi...

Page 18: ...PUT BUTTONS DISC ACCESS D401 D402 D002 Q001 Q004 Q002 Q003 XCS PANEL D A HI SCK HI SO PANEL 4 9V BL UNREG R WA B SPINDLE TRACK DRIVE Y R Y B Y H V SPEAKER MIC VIDEO OUTPUT TO OUTPUT JACK J781 BATT UNREG BATT SIG INIT CHARGE ON FAST CHARGE ON F004 Vdd H V SHIFT PULSES STRB ON IC404 STB CHARGE STB FULL CD BD CCD OUT IRIS CONTROL F001 F002 F005 EVER 3 2V D410 R485 RTS SCK SIO SYS DD ON DC IN BT701 BA...

Page 19: ... rear panel to conserve battery power The backlight switch works by inform ing IC404 IC404 sends a chip select pulse XCS Panel D A accompa nied by serial data HI SO to EVR IC902 IC902 outputs a BL Level to the backlight power supply to switch it ON or OFF When the power supply turns ON 750Vp p 92kHz is applied to the fluorescent backlight tube To insure starting at low ambient light levels a nearb...

Page 20: ...PUT BUTTONS DISC ACCESS D401 D402 D002 Q001 Q004 Q002 Q003 XCS PANEL D A HI SCK HI SO PANEL 4 9V BL UNREG R WA B SPINDLE TRACK DRIVE Y R Y B Y H V SPEAKER MIC VIDEO OUTPUT TO OUTPUT JACK J781 BATT UNREG BATT SIG INIT CHARGE ON FAST CHARGE ON F004 Vdd H V SHIFT PULSES STRB ON IC404 STB CHARGE STB FULL CD BD CCD OUT IRIS CONTROL F001 F002 F005 EVER 3 2V D410 R485 RTS SCK SIO SYS DD ON DC IN BT701 BA...

Page 21: ... HI Control IC404 AC adapter input is detected Once IC404 is powered it detects the presence of the AC power source at pin 72 Battery Charge Determination signal is output Once IC404 knows there is an AC power source IC404 begins outputting battery charge determining pulses at pin 27 even though there is no bat tery connected The signal is a one second duration square wave that starts at 0V and go...

Page 22: ...POWER D703 PWR R713 A 4 9V NO ADAPTER PLUG 3V ADAPTER PLUG 0V BL UNREG TO BACK LIGHT DRIVE PK BD R495 100k EVER 3 2V R488 1k BATT EXT EVER 3 2V SOURCE 4 9V CAM FDD SPIN ACV SEN J902 DC IN R001 1k FROM BATTERY Q001 Q004 CN001 CN004 CN701 CN801 CN003 CN002 FC 72 BD FU BD PL BD 3V BATTERY OP NO CHARGING 0V AC OPERATION CN001 CN002 CN801 XTAL IC404 FC 72 BD 1 1 IC802 21DSC1 1316 F003 F002 F001 F005 6 ...

Page 23: ... Control IC404 it detects battery voltage at pin 71 from F004 with the camera still off IC404 s next step is dependent upon whether the AC power is detected at pin 72 If both voltages at pins 71 and 72 are present battery charging begins If only the battery is present IC404 completes the battery power path to power the camera IC404 Completes the Battery Power Path The final step is for IC404 to sw...

Page 24: ...Q004 BATT SENS D401 D402 R472 1M EVER 3 2V D001 R002 R001 1k BATT EXT IC404 20 FC 72 BD Q005 G CHARGE INHIBIT BATT EXT J902 3 Q001 1 2 Q001 2 2 D D 7 2V 7 2V 7 2V P P BATTERY CONN J901 DC IN J902 DATA BATTERY INFO LITHIUM NP F 330 NP F 550 R 0V DD ON SWITCH CN004 CN001 CN003 CN002 0V BATT NO BATT 3V CAR CORD TEST CORD FC 72 BD FU BD CN001 CN002 CN802 CN801 XTAL IC404 FC 72 BD 1 1 CN001 CN002 1 1 F...

Page 25: ...the battery The Battery Charging operation occurs under the following conditions 1 The AC adapter must be connected 2 A battery must be connected 3 The camera must be OFF 4 The Battery Charge Determination Circuit must determine if the bat tery needs charging after a test charge 5 This Battery Power Circuit turns ON to charge the battery 6 The battery s microprocessor informs IC404 to stop the cha...

Page 26: ...Q004 BATT SENS D401 D402 R472 1M EVER 3 2V D001 R002 R001 1k BATT EXT IC404 20 FC 72 BD Q005 G CHARGE INHIBIT BATT EXT J902 3 Q001 1 2 Q001 2 2 D D 7 2V 7 2V 7 2V P P BATTERY CONN J901 DC IN J902 DATA BATTERY INFO LITHIUM NP F 330 NP F 550 R 0V DD ON SWITCH CN004 CN001 CN003 CN002 0V BATT NO BATT 3V CAR CORD TEST CORD FC 72 BD FU BD CN001 CN002 CN802 CN801 XTAL IC404 FC 72 BD 1 1 CN001 CN002 1 1 F...

Page 27: ...on and shut off the charge circuits The Camera is OFF Battery charging only works when both power sources are connected and IC404 has determined that the camera is off This Battery Charge Determination circuit test charges the bat tery IC404 pin 27 CN002 pin 4 will output a one second square wave until the battery s charge condition is determined This square wave momen tarily charges the battery s...

Page 28: ...04 20 FC 72 BD BATT EXT J902 3 BATTERY CONN J901 DC IN J902 BATTERY INFO LITHIUM NP F 330 NP F 550 R 0V DD ON SWITCH CN004 CN001 CN003 CN002 FC 72 BD FU BD CN001 CN002 CN802 CN801 XTAL IC404 FC72 BD 1 1 CN001 CN002 1 1 FU BD 72 23DSC1 1318 DC IN BATT CN002 R004 R020 10 Q002 P AC ONLY N Q003 R019 47k D002 27 AC ONLY 8 4V AC BATT 0 6V BATT ONLY INITIAL CHARGE ON AC ONLY BATT ON 0V CHARGING 0V 1 SEC ...

Page 29: ...arge the battery The High turns on Q004 and bi directional Q001 to connect the DC In and Battery positive terminals as described in the Battery Power section of this book Charging ends when the battery s microprocessor informs IC404 to stop charging Battery Charge Inhibit Q005 is normally OFF not active with or without a battery If the car battery cable is connected Q005 turns ON to ground out the...

Page 30: ...04 20 FC 72 BD BATT EXT J902 3 BATTERY CONN J901 DC IN J902 BATTERY INFO LITHIUM NP F 330 NP F 550 R 0V DD ON SWITCH CN004 CN001 CN003 CN002 FC 72 BD FU BD CN001 CN002 CN802 CN801 XTAL IC404 FC72 BD 1 1 CN001 CN002 1 1 FU BD 72 23DSC1 1318 DC IN BATT CN002 R004 R020 10 Q002 P AC ONLY N Q003 R019 47k D002 27 AC ONLY 8 4V AC BATT 0 6V BATT ONLY INITIAL CHARGE ON AC ONLY BATT ON 0V CHARGING 0V 1 SEC ...

Page 31: ...power is next applied Perform the battery down adjustment as outlined in both this training manual and the service manual The camera does not have to be taken apart but a power supply DVM the RM 95 adjustment tool and a special power cord are needed NO Battery Charging 1 AC adapter and Battery are plugged in but the amber charge light does not come on One of the power sources is missing or is not ...

Page 32: ...03 9 IC404 48 49 Q001 Q004 R472 1M EVER 3 2V SOURCE LCD ON SYS ON CAM ON BATT SIG CN002 2 BATT SENS A4 9V EVER 3 2V EVER 3 2V CN002 CN001 DC IN R020 10 R004 Q002 D002 P BATT UNREG DC IN J902 D703 POWER D702 CHARGE S703 POWER S709 BACK LIGHT S705 FLASH BT701 3V CN701 CN801 OFF ENTER LEFT ACV SENS D401 D402 FDD SPIN 4 9 CAM BL UNREG TO BACKLIGHT DRIVE PK52 5O BD A4 9V CAMERA VOLTAGES FDD 4 9V FDD P5...

Page 33: ... needed to fire the flash Flash Command Name FC 72 Bd Location Ready voltage Flash voltage Shutter button CN002 pin 8 3 2Vdc 0Vdc Strb ON CN301 pin 9 0Vdc Pulse s Flash Unit connector voltages ready to flash state CN301 Signal Purpose Voltage 1 STB Charge Cap charge signal from FC board 0V stop charge 3V charge cap 0V 2 STRB Photo On HIGH from IC301 FC 72 board during the flash cycle Goes to 3V wh...

Page 34: ...CAP CHARGED STB CHARGE H CHARGE FLASH LED CAMERA BUS CONTROL SW BLOCK S001 SHUTTER S705 FLASH CN005 XSTB FULL STRB PHOTO ON PHOTO TRANSISTOR PHOTO TR OUT LOCK SW FLASH CAPACITOR D701 STRB ON R CN301 CN701 CN801 4 9V A4 9V FLASH TUBE 35 33 16 18 9DSC1 1307 2 11 ST UNREG CN002 CN003 8 F001 AC UNREG ST UNREG CN004 CN001 FLASH CYCLE FLASH UNIT CAPTURE LCD BLANK FLASH STROBE ...

Page 35: ...tions at the upper left corner of the LCD Auto no indication Red Eye Reduction 1 eye symbol Forced Flash a lightning symbol No Flash NO circle with the lightning symbol centered 3 At the camera s rear panel press the Flash button until NO flash is inhibited The red flash LED will darken and the flash unit s capacitor charge oscillator will stop 4 Turn OFF the camera and disassemble it to access th...

Page 36: ...34 NOTES ...

Page 37: ...ach voltage output to be in one of three groups Later in the FC 72 board the three groups of voltages are matrixed to produce a color picture The output of the CCD imager consists of the voltages from each phototransistor The CCD imager requires vertical horizontal and gate input pulses to output each voltage All of these pulses come from the timing generator on the FC 72 board The horizontal H1 H...

Page 38: ...CCD IMAGER IC101 TIMING GENERATOR 5 6 4 2 3 1 15 16 8 13 9 CD BD FU 72 BD 14 VDD 15V 7 5V X101 24 5MHz PAL X102 24 3MHz NTSC IC301CAMERA DSP H1 H2 RG VL V1A V1B V2 V3A V3B V4 Q202 BUFF 7 5V 15V 15DSC1 1312 CCD OUTPUT V OUT LIGHT 17 8 7 10 9 11 13 12 14 4 5 3 CN201 CN101 ...

Page 39: ...e that are used to clock or transfer the voltages out the CCD imager One RG pulse carries one phototransistor voltage so this frequency is as high as the pixel density of the CCD imager The gaps in the H waveforms correspond to the hori zontal blanking interval at the right or left sides of the picture Vertical Input Pulses There are six vertical timing pulses required to shift the rows of voltage...

Page 40: ...ignals 2 Name Location Voltage V3A Imager IC201 pin 2 22Vp p V3B Imager IC201 pin 3 7Vp p V4 Imager IC201 pin 1 7Vp p Time Base 20 usec div CH1 10 0 V CH2 5 00 V CH3 5 00 V CHP M T B20 0us 1 86dv ch1 1 2 3 T V3A V3B V4 0V ...

Page 41: ...is output because the horizontal timing pulses are present Missing V3A Timing signal to imager pin2 Description Some vertical lines were not transferred out of the imager missing This causes black lines to appear in the picture Missing V1A Timing signal to imager pin 5 Description Total loss of vertical signal transfer Only the last line is output because the horizontal timing pulses are present T...

Page 42: ...in 1 Description Loss of vertical timing signal produces vertical lines in the crimson black picture Missing RG Output Clock pulse to imager pin 14 Description The RG pulse clocks the CCD output signal from the imager When RG is absent there is no CCD output black screen Missing H2 Timing signal to imager pin 16 Description One of the two horizontal signals used to carry the CCD voltages charges o...

Page 43: ...ecking for motor drive signals to the floppy drive is almost as good as substituting the floppy drive unit itself The input output head signal is too low to be seen on a scope so they cannot be used for testing Normal Operation At power ON HI Control IC404 not shown measures the voltage at the drive s disc in switch 0V means the LCD panel will show No Disk If there is voltage present a disc is in ...

Page 44: ...47 1 2 13DSC1 1311 IRIS FEEDBACK MIC AUDIO OUTPUT STEP MOTOR DRIVE CN101 D501 DISC ACCESS 16 BIT DATA 12 BIT PARALLEL LINES CCD OUT 5V VIDEO OUTPUT HALL DET CN201 FD85 CN101 FD90 HI 2 V1 4 CN801 CN701 CN702 CN257 CN701 SPKR CN 702 CN 703 9 14 9 7 IC001 DC CONV F001 F002 F003 F005 11 10 4 6 2 3 6 7 4 3 CAMERA PANEL DRIVE OUTPUT VOLTAGES IC404 HI CONT DC IN CN3 CN2 CN4 CN1 INIT CHG ON FAST CHG ON FU...

Page 45: ...ds from the outside track 00 to the inside data area of the floppy disc After a disc is detected the spindle motor turns and the stepper motor is instructed to move the heads to track 00 Two out of phase stepper motor drive signals from the main FC 72 board are applied to motor coils A and B at CN701 pins 1 4 for movement Each motor coil that receives the signal is 16 ohms All four signals must be...

Page 46: ...47 1 2 13DSC1 1311 IRIS FEEDBACK MIC AUDIO OUTPUT STEP MOTOR DRIVE CN101 D501 DISC ACCESS 16 BIT DATA 12 BIT PARALLEL LINES CCD OUT 5V VIDEO OUTPUT HALL DET CN201 FD85 CN101 FD90 HI 2 V1 4 CN801 CN701 CN702 CN257 CN701 SPKR CN 702 CN 703 9 14 9 7 IC001 DC CONV F001 F002 F003 F005 11 10 4 6 2 3 6 7 4 3 CAMERA PANEL DRIVE OUTPUT VOLTAGES IC404 HI CONT DC IN CN3 CN2 CN4 CN1 INIT CHG ON FAST CHG ON FU...

Page 47: ...ely moves the heads into the data area to retrieve the last picture In the Still or Movie Modes the heads remain at track 00 but the photodetector s LED is shut off to conserve power The photodetector is connected to CN701 pins 5 8 Photodetector Connections Name Location Voltage motor not at track 00 Purpose FDD_5V CN701 pin 5 5Vdc 5V to anode of photodetector LED STB Y CN701 pin 6 4 2Vdc Ground e...

Page 48: ...47 1 2 13DSC1 1311 IRIS FEEDBACK MIC AUDIO OUTPUT STEP MOTOR DRIVE CN101 D501 DISC ACCESS 16 BIT DATA 12 BIT PARALLEL LINES CCD OUT 5V VIDEO OUTPUT HALL DET CN201 FD85 CN101 FD90 HI 2 V1 4 CN801 CN701 CN702 CN257 CN701 SPKR CN 702 CN 703 9 14 9 7 IC001 DC CONV F001 F002 F003 F005 11 10 4 6 2 3 6 7 4 3 CAMERA PANEL DRIVE OUTPUT VOLTAGES IC404 HI CONT DC IN CN3 CN2 CN4 CN1 INIT CHG ON FAST CHG ON FU...

Page 49: ...oppy Drive Test Discs Test Discs Deviance Part Number TFD2 1 20 um 8 967 990 01 TFD2 2 20 um 8 967 990 11 Procedure 1 Disconnect the remote commander RM 95 if plugged in 2 Insert one of the two alignment discs 3 Check one of the files to see if the picture is normal 4 Remove the disc and perform the same test with the other disc 5 Both discs should play back a normal picture If only one disc plays...

Page 50: ...48 NOTES ...

Page 51: ...wo transistor switches The switches bring the Panel 3 2V into IC904 VCO Timing Generator IC904 uses a high speed VCO to run This VCO s free run frequency is at a multiple of the input horizontal sync and is adjusted by setting the DC voltage from EVR IC902 pin 8 This procedure using the service Remote Controller RM 95 is in the service manual An off frequency VCO produces a LCD picture consisting ...

Page 52: ... IC903 VCO 21 22 19 3 18 23 LCD 901 DISPLAY X CS PANEL D A HI SCA HI SO Y R Y B Y FROM IC301 PANEL 13 2V PANEL 3 2V FROM IC001 DC CONV FROM IC301 PANEL V HDO FROM IC404 Vdd 3 2V R G B P XVD P XHD 26 28 11 5Vp p VCO 1 2V COLOR 1 2V CONTRAST 2 3V 1V 13 2V SW 3 2V POWER Vcc2 Vcc1 Y 0 4Vp p R Y 0 4Vp p B Y 0 4Vp p COLOR BARS CN801 CN701 FC 72 BD PK 52 BD 4 6Vp p 10 3 MHz 17DSC1 1314 2 9 Q902 V COM GEN...

Page 53: ...his and other sections Although the information on the serial bus is present to all the ICs at the same time groups of information must be targeted to specific ICs on the bus There is a CS chip select line going from HI Controller IC404 to each IC on the bus When this CS line changes level the information on the bus is just for that IC This scope shot of the CS signal XCS and the serial clock SCK ...

Page 54: ... IC903 VCO 21 22 19 3 18 23 LCD 901 DISPLAY X CS PANEL D A HI SCA HI SO Y R Y B Y FROM IC301 PANEL 13 2V PANEL 3 2V FROM IC001 DC CONV FROM IC301 PANEL V HDO FROM IC404 Vdd 3 2V R G B P XVD P XHD 26 28 11 5Vp p VCO 1 2V COLOR 1 2V CONTRAST 2 3V 1V 13 2V SW 3 2V POWER Vcc2 Vcc1 Y 0 4Vp p R Y 0 4Vp p B Y 0 4Vp p COLOR BARS CN801 CN701 FC 72 BD PK 52 BD 4 6Vp p 10 3 MHz 17DSC1 1314 2 9 Q902 V COM GEN...

Page 55: ... By inverting the lines the voltage applied to the picture elements is reversed prevent ing the display picture from degrading The result can be seen in the scope shot of the R and B output wave forms Notice that portions of the R or B line are inverted In addition to the inverted signals a DC reference voltage is needed to mark the center between the inverted and non inverted signal This center v...

Page 56: ... IC903 VCO 21 22 19 3 18 23 LCD 901 DISPLAY X CS PANEL D A HI SCA HI SO Y R Y B Y FROM IC301 PANEL 13 2V PANEL 3 2V FROM IC001 DC CONV FROM IC301 PANEL V HDO FROM IC404 Vdd 3 2V R G B P XVD P XHD 26 28 11 5Vp p VCO 1 2V COLOR 1 2V CONTRAST 2 3V 1V 13 2V SW 3 2V POWER Vcc2 Vcc1 Y 0 4Vp p R Y 0 4Vp p B Y 0 4Vp p COLOR BARS CN801 CN701 FC 72 BD PK 52 BD 4 6Vp p 10 3 MHz 17DSC1 1314 2 9 Q902 V COM GEN...

Page 57: ...ated Power Source The backlight stage has its own regulated power supply necessary to keep the light intensity stable The PWM regulator stage consists of four main parts that output a stable 5 2Vdc to the oscillator Backlight Regulator Name Input Output Purpose Q856 BL Unreg Voltage Regulated 5 2Vdc Switching regulator L852 C861 Pulsating DC DC LC filters pulses to DC R860 R862 5 2Vdc input R860 1...

Page 58: ...60 C861 33 10V 1V R858 560 Q854 CN801 CN701 D 3 2V R873 C866 12p 3kV 17Vp p D853 Q851 Q852 4 9V ND 901 START D901 3 2V p p CN851 750Vp p 92kHz 0V 5 2V 8 4V L852 BL LEVEL 0V OFF 2V ON DC VOLTAGES TO LCD DRIVE FOR COLOR CONTRAST BRIGHTNESS Vdd PANEL 4 9V DC CONV IC001 BL UNREG FROM F003 XCS PANEL D A HI SCK HI SO 2 1 3 4 5 Q856 PK 52 BD FC 72 BD Q861 R872 470 18DSC1 1315 9 10 16 18 3 FROM IC404 ...

Page 59: ...ing light levels and or low temperatures To insure reliable starts and therefore extend the tube s operating life an infrared LED is placed next to the tube to increase the photon activity within the tube when the backlight is powered up By in creasing the photon activity less voltage is required to start the tube offsetting the aging process to a degree Circuit When the backlight is powered ON 4 ...

Page 60: ...60 C861 33 10V 1V R858 560 Q854 CN801 CN701 D 3 2V R873 C866 12p 3kV 17Vp p D853 Q851 Q852 4 9V ND 901 START D901 3 2V p p CN851 750Vp p 92kHz 0V 5 2V 8 4V L852 BL LEVEL 0V OFF 2V ON DC VOLTAGES TO LCD DRIVE FOR COLOR CONTRAST BRIGHTNESS Vdd PANEL 4 9V DC CONV IC001 BL UNREG FROM F003 XCS PANEL D A HI SCK HI SO 2 1 3 4 5 Q856 PK 52 BD FC 72 BD Q861 R872 470 18DSC1 1315 9 10 16 18 3 FROM IC404 ...

Page 61: ...APPENDIX ...

Page 62: ...ure voltages without the rear panel PK board connected Procedure 1 Connect the RM 95 to the Mavica camera Some models have a jack for the RM 95 while others require the CPC 12 interface jig as shown 2 The RM 95 has a Hold slide switch in the upper left corner Slide this switch to the right HOLD ON 3 Power the Mavica from AC adapter or battery Once HI Control IC404 on the FU 72 board receives power...

Page 63: ... of FC 72 board Connect the Measuring Instruments via the CPC 12 jig J 6082 436 A The following table shows the Pin No and signal name of CN803 of FC 72 board Pin No Signal Name Pin No Signal Name 1 FDDRF B 12 LANC OUT 2 FDDRF A 13 MAKER RECOG 3 INDEX 14 PF7 4 REG GND 15 TXD 5 XCPC IN 16 RXD 6 TRAK 00 17 RESET 7 HSY 18 HI VDD 8 COM 19 EVF BL 9 VG 20 EVF BL 4 75 V 10 HI UNREG 3 2V 21 EVF VG 11 LANC...

Page 64: ... problem occurred but there is no other information 3 If you want to see if the flash problem occurs again you must clear reset the data by returning it to 00 First remove write protect write enable to change the data See the chart for the location Flash Operation Check with RM 95 Operation Page Address Data Write Protect normal 0 01 00 Write enable 0 01 01 Flash problem d 67 04 Normal No flash pr...

Page 65: ...iv RM 95 CONNECTION 3 16 01 FDD UNIT CN803 Adjustment remote commander RM 95 J 6082 053 B CPC 12 jig J 6082 436 A LANC jack 3DSC1 Foil Side Foil Side ...

Page 66: ...Buttons Switch Tested Page Address Data Power Disc In switch Movie Still Play 2 43 Focus Man Auto Manual focus is not on all models 2 54 Control Up Dwn Display Volume 2 55 Control Right Left Enter Flash Program Backlight 2 56 Changes when camera button is pressed Failure Codes There are error codes held in the self diagnostics section and appear on the LCD screen They are lost when power is remove...

Page 67: ...o HOLD slide right 5 Reduce the power supply voltage to 5 5Vdc and write down the RM 95 data number If the camera shuts down just as you reach 5 5Vdc 01V the adjustment is correct If the camera shuts down before 5 5V do the battery down adjustment starting at step 4 6 Go to Page d Address 90 and read the data This data must be the same as the number you copied down in the previous step If it is no...

Page 68: ... 01 8DSC1 Regulated power supply Digital voltmeter CN002 Expansion figure Lens block Cover the lens with a black cap LCD FDD unit Power cord J 6082 223 A CN002 FU 146 board MVC FD85 model FU 140 board MVC FD90 model 1 2 3 4 Rear Panel ...

Page 69: ...age d Address 91 to a deci mal number In the example given hex number AE is looked up in the chart as decimal 174 The conversion chart is under Data Process in the table of contents 2 In a similar process add decimal number 23 instead of 5 convert it back to hex and change the data in Page d Address 92 3 In a similar process add decimal number 44 instead of 5 convert it back to hex and change the ...

Page 70: ...camera is powered ON again so it is not necessary to restore these settings If you wish you could manually enable the Shutdown circuit to conclude the ad justments Shutdown Enable Memory Location Change from to Purpose Page 6 Address 2c 01 00 Shutdown enable Page 0 Address 01 01 00 Write disable ...

Page 71: ...TROL CN001 CN002 CN701 CN702 CN703 CN101 CN183 EEPROM IC406 FC 72 BD FRONT CN803 TO CPC 12 JIG TO FLOPPY DRIVE POWER INPUT FROM FU BOARD FC 72 BD BACK EEPROM IC508 CN402 MVC95 ONLY 10 1 9 1 12 1 1 19 1 5 1 5 1 18 1 26 FRONT BACK 11DSC 1309 X401 1 767 980 21 ...

Page 72: ... FC BOARD FROM DATA HANDLING SCREEN SELECT SAVE OF DATA ENTER THE CAMERA S SERIAL NO S N ARE DATA NUMBERS LOADED INTO THE TABLES FROM THE DATA HANDLING SCREEN SELECT READ FROM RADAR W S SCREEN SELECT THE MODEL POWER RADAR W AND THE CAMERA CONNECT RADAR W CPC 12 ADAPTER IS THERE TROUBLE ON THE FC 72 BD PERFORM STANDARD REPAIR NO NO REMOVE BOTH EEPROMS FROM OLD FC BD AND INSTALL IN THE NEW FC BD IC4...

Page 73: ...me Radar W was originally released After the first instal lation you need to download and install the updates as they became available or as required First time users should consult the FAQ section of the web site for additional assistance System Requirements Operating System Win95 98 Win NT or Win 2000 not currently sup ported CPU 486 66 MHz or better RAM 16MB or more Printer Port Bi directional ...

Page 74: ...drive Two temporary files will appear in your Computer s Explorer C Within the Main temporary file Click its Setup exe file 1 Find folder C radar_main_temp Click on it Within this Main temp folder you will find Setup exe 137kB 2 Double click the setup exe file to start the installation process 4 Follow the on screen instructions until the process is completed 5 The process installs Radar W in your...

Page 75: ... from your Hard Drive You have to do this manually from the Windows Explorer Hardware Connection Interface Unit The Radar hardware Jig P N J 6082 429 A consists of an interface plug and a 3 LANC cord with a 2 5mm plug at each end 1 Connect the 25 pin male connector of the interface to your PC parallel port This is the same port that is commonly used for a printer 2 Connect the 3 LANC cable to the ...

Page 76: ...or 5 seconds FF for 5 seconds and repeat Printer Setting Allows you to switch from the default printer if you want a hard copy of the viewed page Model selection Clicking on Model selection brings us to the Model selection screen Data handling Click on Data handling to enter the screen for uploading or downloading data from the camera A sample screen is shown Three main purple colored buttons Rest...

Page 77: ... purple buttons for adjustment The adjustments from the service manual are listed in a window below the Address selection buttons This screen is used to do all uploading and downloading of data We will give an example now of the Upload Download process Upload Example To upload the data from the camcorder press the purple Read button The following sample screen containing data will be displayed Thi...

Page 78: ...From the Data Load screen select the file named by serial number that you want to load into the camera 3 From the same Data Load screen click the Load button This will bring you back to the Data handling window but the data has not been loaded yet 4 From the Data handling screen download the data into the camera by clicking the Write button This completes the Upload Download process ...

Page 79: ... followed during the automatic adjustment They can be ignored The following Execution End screen will appear Click OK This ends the adjustment and returns you to the Adjustment menu Test Menu The Test section of the Radar W Main Menu is for camcorders When Test is chosen the following window appears with three options Function button check When you press a camera button the button s function will ...

Page 80: ...uld contain an operation that the camcorder would complete such as Play 10 seconds Rewind 5 seconds and Stop The camcorder can then be set to repeat this sequence an infinite number of times This feature is currently not operational in the Radar W version 2 1 ...

Page 81: ...n of Sony Electronics Inc 1 Sony Drive Park Ridge New Jersey 07656 DSC010301 Printed in U S A Sony Service Company A Division of Sony Electronics Inc 2000 All Rights Reserved Printed in U S A S isatrademarkofSonyElectronics 03 19 01 ...

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