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Epson Photo PC-750Z Service Manual Download Page 55

EPSON PhotoPC-750Z

Revision A

Disassembly and Assembly

Overview

55

12. Connect the FPC cable from the LCD monitor to the connector 

CN171 at the back side of CA1 board.

13. Connect 2 pink power supply cables for backing light from the LCD 

monitor to CN502 at the front side of ST1 board.

14. Locate the FPC cables, as they are shown in the figure below.

Figure 4-22.  Locating the LCD Monitor Power Supply Cables

CONNECTING TB1 AND (CA1+ST1+CA2) BOARDS

15. Attach the TB1 board with the cover grip to the left side of the TB1 

board. At this time, there is no screws for attaching TB1 board and 
cover grip.

Figure 4-23.  Installing TB1 Board

S t e p 2

S t e p 3

S t e p 1

   

T B 2   B o a r d

C o v e r   G r i p

Summary of Contents for Photo PC-750Z

Page 1: ...EPSONPhotoPC 750Z Color Digital Camera SEDC98002 6HUYLFH 0DQXDO 6HUYLFH 0DQXDO 6HUYLFH 0DQXDO 6HUYLFH 0DQXDO ...

Page 2: ...ir technician 2 Make certain that the source voltage is the same as the rated voltage listed on the serial number rating plate If the EPSON product has a primary AC rating different from the available power source do not connect it to the power source 3 Always verify that the EPSON product has been disconnected from the power source before removing or replacing printed circuit boards and or indivi...

Page 3: ...EPSON PhotoPC 750Z Revision A 3 Revision Status Revision Issued Date Description Rev A February 16 1999 First Release ...

Page 4: ...nable to transfer the image data to PC 35 No Images on the LCD All black 35 Unable to use the Optional Compact Flash 36 Picture is blurry or out of focus 36 Disassembly and Assembly Overview 38 Precautions 38 Tools 39 Screws 39 Disassembly and Assembly 40 Cabinet Parts Removal 41 SY1 Board TB1 Board and FPC Unit Removal 42 CA1 Board Removal 43 DECLens PW1 CA2Board CoverConnector LensUnitandHolderL...

Page 5: ...EPSON PhotoPC 750Z Revision A 5 Maintenance Preventive Maintenance 71 Check Points 71 Appendix Circuit Shematics 73 ...

Page 6: ... 3 7 5 4 PRODUCT DESCRIPTION ...

Page 7: ...wered zooming Equivalent to 35 mm 105mm focal length on a 35mm camera Wide angle lens Telephoto lens 35 mm film camera equivalent Actual range 34mm 102 mm 2 way lighting source LCD monitor 2 inches low temperature poly silicon LCD monitor lit up by sunlight or a fluorenscent back light Using sunlight it leads the power saving Available selection either skylight feature in bright sunlight Backlight...

Page 8: ... the image data at View mode Built in Memory Internal Memory 4MB for recording images firm ware and optional programs but more than 2 M with program area will be consumed when installing the optional direct print function External Memory Compact Flash memory cards are available Image file format Based on JPEG 3 modes Super fine Fine Standard Image size 1280 x 960 Super fine Fine 640 x 480 Standard...

Page 9: ...Monochrome NOTE In case of HyPict it is necessary to upload the included program Optical CCD 1 2 7 color area CCD 1300K pixels Complementary Filter Total Pixel 1343 x 972 Effective pixel 1290 x 966 Actually used pixel 1280 x 960 NOTE Effective pixel Actually used pixel Optical black on the CCD Lens f 5 2 15 6 mm equivalent to 35mm to 105mm lens on a 35 mm camera Brightness F2 8 at f 5 2mm F4 7 at ...

Page 10: ...ash is emitted in 0 2 m maximum range In order to avoid this use tripod without using flash avoiding hand vibration Shooting Mode LED Indication TTL Image Playback Playback rate 1 30 second Self Timer 10 second timer Slow blinking for 8 seconds fast blinking for 2 seconds Macro Mode Shooting range 20cm 80cm Quick Shooting Mode In this mode processing time from one shooting to the second shooting i...

Page 11: ... Indicates the number of available pictures 3 digits 2 Indicates current exposure value when the Function button is pressed 3 Indicates the setting of image quality mode includes black and white HyPict mode 4 Indicates installation of Memory Card 5 Indicates fixed white balance mode 6 Indicates High sensitivity mode 7 Indicates continuous shooting mode 8 Indicates self timer mode 9 Indicates Flash...

Page 12: ...ining shots and date and time of capturing Indication of information On Off Playback mode Single picture display 9 multiple pictures display Magnification 2 x expansion and scroll functions are available Photo Control Erase Single All Lock Select All Unlock Image Indicate Information Copy from internal memory to CF card Vice versa Formatting CF card Slide Show Automatic playback Pausing function S...

Page 13: ...mory and no optional software is installed If other file is stored in the memory available storage capacity decreases according to the file volume Power Batteries 4 AA alkaline lithium Ni Cd Ni MH batteries Converter AC DC 7V converter Table 1 6 Battery Life NOTE Measurement conditions Save mode on Strobe once in two shots 1 min taking interval NTSC model PAL model Standard continuous shooting 35 ...

Page 14: ...r supply DC power is supplied from AC adapter 7V Serial Interface RS 422 423 serial port mini DIN 8 pins terminals Max 230 k bps is available only on a PC supporting this speed In case of direct printing 900kbps or 1 8Mbps synchronous transmission is available Compact flash card slot Compact flash type 1 card interface W A R N I N G Use only the AC adapter designed for the PhotoPC 750Z Since using...

Page 15: ...C the interface is compatible with RS 232C A PC MAC is required to support 19 2 kbps transmission rates at the minimum Table 1 7 Signal Name for Serial Communication Interface Camera to PC to printer to modem Pin assign Circuits I O Circuits I O Circuits I O Circuits I O 1 HSKo O prCTS O HSKo O 2 HSKi I prSCK I HSKi I 3 TXD O host RD O TXD O TXD O 4 GND GND GND GND 5 RXD I host SD I RXD I RXD I 6 ...

Page 16: ...marker 9 Self timer conditions indicator 3 Image quality indicators 10 Exposure value decreasing indicator 4 Monochrome mode indicator 11 Exposure value increasing indicator 5 Caution mark for batteries level 12 Continuous or quick shooting mode indicator 6 Automatic strobe flash mode indicator 13 High sensitivity mode indicator 7 Coercive strobe Forced flash mode indicator 14 Manual white balance...

Page 17: ...herefore use this table as reference but find out malfunction parts correctly by referring to Chapter 3 Error Code Indication Meaning 30s such as 31 32 Read Write Error to CF card includes downloading to PC 80s such as 81 82 83 Read Write Error to CF card except above 60s Read Write Error to internal Flash 90s Data write error to the external memory 100s Data write error to internal Flash 254s Acc...

Page 18: ...own first the lens cylinder is still collapsed 2 Shutter 2 stoke shutter button half full stroke 3 Image Quality Resolution Image quality selection button Color Standard Fine Superfine HyPict Monochrome Fine Super fine HyPict 4 Strobe flash Strobe mode selection button Auto Forced On Forced Off 5 Self timer Self timer setting button 6 Zoom Zooming switch 7 Back Light Save energy by Setting top for...

Page 19: ...me MONOCHROME a few seconds Orange Digital 2 x zooming ZOOM a few seconds Upper and lower fields are veiled by black bands Panorama PANORAMA a few seconds Red Continuous shooting CONTINUOUS a few seconds Camera Mode Menu Items in View Mode Item Name Function View Mode Capturing shooting mode setting Continuous Quick shooting Off Continuous Quick Auto Manual Auto Manual White Balance Auto Fixed Cus...

Page 20: ... display Playback mode Single Multiple 2 x magnification 9 areas can be selected Second Screen Editing Erase Select and Erase Erase All Lock Select and Lock Unlock Lock All Unlock All Memory information Copy Camera to CF card CF card to camera Format Erase data in the external memory Camera Mode Screen Menu Items in View Mode Item Name Function Playback Second screen Slide show Select Pause Contin...

Page 21: ...side 8 pins mini DIN male PC side 8 pins mini DIN male Figure 1 4 Cable Connection for MAC Direct Print C a m e r a P C P i n N o 1 2 3 4 5 6 7 S i g n a l s h e l l 8 9 h o s t C D h o s t R D h o s t S D h o s t D T R G N D h o s t D S R h o s t R T S h o s t C T S R I P i n N o 1 2 3 4 5 6 7 S i g n a l s h e l l 8 G N D h o s t R D G N D h o s t S D G N D G N D P r i n t e r P i n N o 1 2 3 4 ...

Page 22: ...arging time 2 5H for 4 pieces 1 1 8 Environmental Conditions Temperature Operating 5 to 35 C Storage 20 to 60 C Humidity Operating 30 to 90 no condensation Storage 10 to 90 no condensation Shock resistance 70G storage 1 1 9 Power DC input voltage AC adapter Min DC 6 3V Max DC 8V 1 1 10 Safety and others EMI and safety standards USA FCC part 15 subpart B class Canada CSA C108 8 class B Europe EMC D...

Page 23: ... 3 7 5 5 OPERATINGPRINCIPLES ...

Page 24: ...CCD CDS AGC to correct the image and A D converter circuit to transfer the data to the internal ASIC are mounted on this board TB1 This board takes power from the batteries Shutter switch is mounted on this board ST1 This board generates power supply for digital and analog Also electrolytic condenser for flash connectors for AC adapter and for video output are mounted on this board CA2 This board ...

Page 25: ... a f a e a w b I n t e g r a t o r U A R T O p t i o n F l a s h M e m o r y C a r d D r i v e r Y C M I X V i d e o O u t T V M o n i t o r L C D D r i v e r L C D M o i t o r C A 2 B o a r d 3 3 V r e g u t r a t e r B u z z e r 4 b i t C P U P o w e r S W S h u t t e r S W F u n c t i o n S W D C D C C o n v F l a s h C o n t r o l C i r c u i t A C A d a p t e r 4 M F l a s h x 4 C A 1 B o a r...

Page 26: ...atrix circuit This circuit generates Y R Y and B Y signals from the RGB signal 6 Horizon Perpendicular Aperture This circuit generates aperture signal 7 AE AWB AF arithmetic computing circuit The AE AWB carries out computation based on 64 segment screen and the AF carries out computations based on a 6 segment screen 8 SDRAM Controller This circuit outputs address RAS CAS and AS data for controllin...

Page 27: ...STOP signal turns off Q5409 2 Trigger Circuit D5405 is turned on with input of TRIG signal 3 Light emitting element Light is emitted when the high voltage pulse is applied to the light emitting part No Function Details 1 Charging This board outputs the CHG On signal to the ST1 board Also it monitors the value of partial pressure of C5412 and controls to stop charging Also it judges if the power su...

Page 28: ... 1 1 5 TB1 Board TB1 board supplies the power source from the batteries to the ST1 board Also the condition when the shutter button is pressed is monitored by 4 bit CPU on the SY1 board 2 1 1 6 TB2 Board LED emission signal is input to this board when the self timer is set ...

Page 29: ... 3 7 5 6 TROUBLESHOOTING ...

Page 30: ...herefore since there is a possibility to get electric shock during the service operation release the electricity by using the cement resistance if you need to touch the condenser for repair service See Chapter 4 for more details C A U T I O N In this products there are 2 repair levels first maintenance and second maintenance The performance of the second maintenance is allowed to be done only by E...

Page 31: ...ution 1 Is the user using recommended AC adapter Use only recommended adapter B86703 Using other kind of adapter may charge back the battery 2 Is SY1 board connected firmly to the connectors on the CA1 and CA2 boards Re install the SY1 board 3 When the rotary switch turns ON or OFF does the switch on the SY1 board also rotate Re install the switch 4 Is connector between ST1 and CA2 board CN501 CN1...

Page 32: ... the recommended AC adapter B86703 Using other kind of adapter may charge back the battery 2 Is SY1 board connected firmly to the connectors on the CA1 and CA2 boards Re install SY1 board 3 When the rotary switch is turned on or off does the switch on the SY1 board also rotate along with the rotary switch s rotation If not re install the switch 4 Are the connector connections between ST1 and CA2 b...

Page 33: ...A2 board No Check Point Solution 1 Is CN601 on the TB1 board off from the connector Re connect the connector 2 Is CN304 on the SY1 board off from the connector Re connect the connector 3 Is cross shaped rib located at the rear side of the shutter button worn out Replace the shutter button 4 Is SY1 board connected firmly to the connectors on the CA1 and CA2 boards Re install SY1 board 5 When the ro...

Page 34: ...lens unit 3 Is the CCD soldering on the CA1 board performed correctly Especially the lens unit determines the position when soldering perform soldering by covering the lens unit without soldering only the CCD Re solder the CCD correctly C A U T I O N Camera may work fine even when the CCD is broken and unable to read images From the repairing experiences of PhotoPC 500 main control board correspon...

Page 35: ... F board and make the communication speed higher than 19200 bps 2 See if the cable terminal on the camera side is damaged or not and check if there is any broken pin or iron piece in the connector hole or not Replace the serial connector or CA2 board 3 Refer to the cable connection in the Chapter 1 and check if there is continuity in the serial cable Replace the cable 4 Is CA2 board defective Repl...

Page 36: ...ion when the taken images to the PC is blurry or out of focus See the table below Table 3 13 Picture is out of focus No Checkpoints Solution 1 Is all the 50 pin of CN141 on the CA1 board damaged or broken Replace the CA1 board 2 Is the user insert or remove the flash card when the power is still ON Provide right instruction 3 Is the user using the recommended compact flash card 4MB B808311 15MB B8...

Page 37: ... 3 7 5 7 DISASSEMBLY AND ASSEMBLY ...

Page 38: ...getting electric shock See Cabinet Parts Removal on page 41 C A U T I O N In this products there are 2 repair levels first maintenance and second maintenance The performance of the second maintenance is allowed to be done only by EPSON Co Ltd We do not guarantee the repair result by the others Refer to the table 4 1 for distinction between first and second maintenance Refer to Assembly on page 45 ...

Page 39: ...ire 19200 bps or higher for serial O Note O means commercially available and X means not C A U T I O N Mac PC can not be used for adjustment C A U T I O N Since each type of screw has its own usage purpose make sure to use the specified screws to the correct appointed positions N0 Configuration Dimension mm Position 100 Black M1 7 x 5 Most of PhotoPC 750Z parts are fixed by this screw 101 White M1...

Page 40: ...en disassembling the camera follow the order in the figure Remove the cables total 4 cables for prevention of radiation according to your necessity Also refer to Assembly on page 45 for the details about soldering positions when assembling START Cabinet Assembly Front Rear Holder CF Cover Battery Cover Top Removal SY1 Board TB1 Board and FPC Unit Removal CA1 Board DEC Lens PW1 CA2 Board Cover Conn...

Page 41: ...r of getting electric shock from the electrolytic condenser C5412 mounted on the ST1 board Discharge the electricity by using the cement resistance when you need to touch ST1 board for repair service See the next section 1 O p e n t h e c o v e r j a c k 8 C a b i n e t R e a r 3 4 s c r e w s 1 0 0 4 1 s c r e w 1 0 5 1 1 C o n n e c t o r 2 O p e n t h e c o v e r b a t t e r y 9 C o v e r B a t...

Page 42: ...der shown in the figure Figure 4 4 SY1 TB1 boards and FPC unit removal A v o i d g e t t i n g e l e c t r i c s h o c k b y u s i n g i n s u l a t i n g t a p e U s e t h e r e s i s t a n c e a t l e a s t 5 6 0 o h m s 1 0 W N o f i x e d d i r e c t i o n C A U T I O N The procedure for removing the cables for prevention of radiation electric noise is not explained here Refer to Assembly on p...

Page 43: ...efer to Chapter 5 and perform the following adjustments 1 Initialization 2 AWB5100 Adjustment 3 CCD Defect Detect Adjustment 4 Color Matrix Adjustment and 5 Flange Back Adjustment 1 C o n n e c t o r 5 S h i e l d s o l d e r i n g 6 1 s c r e w 1 0 2 2 L C D 3 F P C 4 3 s c r e w s 1 0 2 7 C o n n e c t o r 9 C A 1 B o a r d 8 2 s c r e w s 1 0 2 C A U T I O N When assembling the optical filter r...

Page 44: ...r Connector Lens Unit and Holder Lens Removal B B C C D D A E E 1 1 F P C C a u t i o n O p t i c a l F i l t e r 9 2 s c r e w s 1 0 4 1 0 1 s c r e w 1 0 3 7 1 s c r e w 1 0 2 5 1 s c r e w 1 0 2 8 C A 2 B o a r d 3 S h a f t c o v e r b a t t e r y 2 D E C L e n s 6 C o n n e c t o r 1 1 s c r e w 1 0 2 ...

Page 45: ...holder from the inside of the cabinet and fix it by one screw 102 3 Install the cover lens from the front cabinet and fix it by 2 screws from the inside of the cabinet Figure 4 7 Parts Installation to the Cabinet front A D J U S T M E N T R E Q U I R E D Refer to Table4 1 and perform the proper adjustments after replacing and assembling the corresponding units or parts Also the performance of the ...

Page 46: ...ews 104 8 Fix the mounting lens from the back of CA1 board by 1 screw 103 9 Solder 16 legs of CCD from the back of CA1 Board Since the soldering areas of 1 pin and 16 pin are relatively big be careful not to solder the neighboring legs Figure 4 8 Parts Installation to the CA1 Board 1 C A U T I O N Soldering CCD must be done before fixing the lens unit Fixing position of CCD is determined by the sc...

Page 47: ...ng point which is located below the Viewfinder 12 Insert FPC cable coming out of the lens unit to CN9511 and fix it Figure 4 9 Parts Installation to the CA1 Board 2 C A U T I O N The destination of the cable soldered on the shield case is the soldering point around the side of the power capacity for backing up on the SY1 board C N 9 5 1 1 S h i e l d C a s e S o l d e r i n g P o s i t i o n s 2 A...

Page 48: ...e under the serial I F connector on the reverse face of the CA2 board by using the soldering iron Figure 4 10 CA2 Board Setting up C A U T I O N The destination of the cable at the Step2 ends at the soldering point on the shield case of the front face of ST1 board See Connecting Boards on page 51 The destination of the cable at the Step 3 ends at the nearest soldering point to the video terminal o...

Page 49: ...connector on the reverse face of the CA2 board by using the soldering iron Figure 4 11 ST1 Board Setting up C A U T I O N The spare soldering point dropped at the Step 1 is to fix the cable for prevention of radiation about 2 5cm which comes out of the shield case of the CA2 board after connecting the ST1 board and CA2 board The end of the cable for prevention of radiation at the Step 2 should be ...

Page 50: ...l the holder jack to the ST1 board and fix it by one screw 102 Figure 4 12 ST1 Board Setting up 2 4 1 5 6 CA2 Board Setting Up 2 1 Install the holder lens to the CA2 board by one screw 102 Figure 4 13 CA2 Board Setting up 2 2 1 s c r e w 1 0 2 1 H o l d e r j a c k D H o l d e r L e n s 1 1 s c r e w 1 0 2 ...

Page 51: ...ion to the CA1 Board 2 4 1 5 8 Connecting Boards CONNECTING THE CA2 AND ST1 BOARDS 1 Put the holder LCD on the back side of CA1 board and fix them by 2 screws 102 from the front side of CA1 board 2 Connect CN501 on the ST1 board and CN104 on the CA2 board firmly matching the CA2 board and ST1 board with the notched part for the lens Figure 4 15 Connecting the CA2 and ST1 Boards 1 2 s c r e w s 1 0...

Page 52: ... to the soldering point located next to the video jack of ST1 board 5 Solder the edge of the cable for prevention of radiation which comes out of the shield case located on the front side of the CA2 board to the soldering point on the shield case of the ST1 board Figure 4 17 Fixing cables for prevention of radiation O n e s c r e w 1 0 2 S T 1 f r o n t f a c e 4 T h i s c a b l e c o m e s o u t ...

Page 53: ...tery CONNECTING CA1 AND ST1 CA2 BOARDS 7 Attach 2 connectors as they are shown in the figure matching the front side of CA1 board with the back side of CA2 board 8 Fix them by inserting one screw 102 to the hole of the holder lens from the back side of the CA1 board Figure 4 19 Connecting CA1 Board S h a f t C o v e r B a t t e r y C o n n e c t o r 1 s c r e w 1 0 2 ...

Page 54: ...alling the LCD Monitor C A U T I O N If you can not find the gasket on the shield case of the back side of CA1 board while the holder LCD is installed be sure to go to the next step installation of LCD monitor after installing the new gasket M a k e s u r e t h a t t h e r e i s g a s k e t 3 s c r e w s 1 0 2 1 0 S o l d e r t h e o n e e d g e o f a c a b l e f o r p r e v e n t i o n o f r a d ...

Page 55: ... to CN502 at the front side of ST1 board 14 Locate the FPC cables as they are shown in the figure below Figure 4 22 Locating the LCD Monitor Power Supply Cables CONNECTING TB1 AND CA1 ST1 CA2 BOARDS 15 Attach the TB1 board with the cover grip to the left side of the TB1 board At this time there is no screws for attaching TB1 board and cover grip Figure 4 23 Installing TB1 Board S t e p 2 S t e p 3...

Page 56: ...e connector CN601 on the TB1 board and the connector CN303 on the SY1 board At this time bent the extra cable and put it between SY1 and TB1 boards Figure 4 24 Fixing SY1 Board 4 1 5 9 Installing the Cabinets INSTALLING FPC UNIT 1 Perform procedures up to Step 18 and complete connections between boards 2 Fix the FPC unit from the back of the camera body by 3 screws 101 3 Connect the cable from the...

Page 57: ...rd is D cut shape push in the Cover Top matching with the shape of the switch on the Cover Top Figure 4 26 Installing the Cover Top TEMPORAL TACKING THE COVER CF 5 Tack the Cover CF to the camera body by one screw 100 temporarily 5 screw holes can be found in the actual condition but 2 of them are for tightening the front and rear cabinet together Figure 4 27 Tacking the Cover CF temporarily C o v...

Page 58: ...sembled without problem by this procedure even if the shaft is detached Figure 4 29 Installing the Cover Battery 10 Connect the connector 2 pin white on the SY1 board to the connector on the TB2 board Then connect the front case and rear case At this time insert the shaft which is attached at the previous step to the hole of the cabinet front correctly Also since each screw is used according to th...

Page 59: ... 3 7 5 8 ADJUSTMENT ...

Page 60: ... maintenance is allowed to be done only by EPSON Co We do not guarantee the repair result performed by the others Refer to Assembly on page 45 for assembling after adjustment is done No Replaced parts Adjustment Items Maintenance 1 CA1 Board 1 Initialization 2 AWB 5100K Adjustment 3 CCD Defect Detect Adjustment 4 Color Matrix Adjustment 5 Flange back Adjustment Note Follow the procedure order Seco...

Page 61: ...le and X means not W A R N I N G Disconnect the AC adapter or remove batteries before disassembling the camera Discharge the electricity in the electrolytic condenser C5412 by using the cement resistance The electrolytic condenser which is mounted on the ST1 board is for light emission and is charged automatically every time the power is turned on Therefore if you need to touch the ST1 board for r...

Page 62: ... 5 1 Setting Up before Adjustment 3 Turn on the camera Rotate the rotary switch to ON 4 Insert the calibration software diskette into your diskette drive 5 By double clicking on Setup EXE in the disk the program is automatically activated Figure 5 2 Adjustment Program for PhotoPC 750Z C o n n e c t t o C O M 1 o r C O M 2 S e r i a l C a b l e A C a d a p t e r C A U T I O N Error message Camera i...

Page 63: ...alization A few seconds later the screen below will appear Figure 5 4 Screen after initialization is completed 4 Mark to indicate the camera resolution moves about for 20 seconds Time varies according to the image data size at that time Although mark on the camera body moves slower than the timing of the ending indication on the program you can remove the AC adapter or serial communication cable w...

Page 64: ...re 5 5 Location of the Button for Flange back Adjustment 5 Automatically shooting 2 times Zoom shooting and Standard shooting and adjustment are performed by the program After adjustment is completed adjustment value will appear on the screen 6 Click O K button on the screen B u t t o n f o r F l a n g e b a c k A d j u s t m e n t C A U T I O N If an error is made in adjustment the following valu...

Page 65: ...tment C A U T I O N Since this adjustment tends to receive bad influence from the light from outside or room avoid any light as much as you can It is all right to perform this adjustment by letting the light from the color viewer surface touch the camera lens C A U T I O N Adjustment value 249 255 indicate an error 249 Have the screen corners or object changed or move during the adjustment Perform...

Page 66: ...m the color viewer and emit the light to the lens 6 Press UV Matrix button on the program Figure 5 7 Location of Button for Color Matrix Adjustment 7 Shooting is done automatically and 4 color matrix UC MAT0 UV MAT1 UV MAT2 and UV MAT3 adjustment values will appear on the screen 8 Press O K button C A U T I O N Perform this Color Matrix adjustment after performing AWB5100K adjustment Leave the col...

Page 67: ... OK button does not appear perform the adjustment again Then complete the adjustment by pressing OK button after OK button appears 5 1 7 Uploading the Firmware 1 Complete the setting up for adjustment See Getting Ready for Adjustment on page 61 2 Store the Firmware which is distributed from EPSON Co according to the necessity to the appropriate hard disk Firmware is usually bin file and compressed...

Page 68: ... o a d i n g O p e n L o o k i n F i l e N a m e N F i l e s o f T y p e T O p e n C a n c e l C A U T I O N If the power supply is stopped or the serial communication cable comes off during the uploading of Firmware this may lead to destroy the Flash Memory Therefore do not perform other operation until Complete is indicated In the firmware there are 2 types of specification NTSC or PAL Do not up...

Page 69: ...en a message Update Firmware Complete is indicated on the screen Figure 5 11 Screen when uploading is completed 9 Press OK button C A U T I O N Be careful not to take the first beep sound indication of the operational change from reading to writing to the Flash Memory as the ending sound of operation When the operation is completed the second beep sound is emitted and a message Complete is indicat...

Page 70: ... 3 7 5 9 MAINTENANCE ...

Page 71: ...from the finger prints or dirt Also Aren t any power supply cable seen out of viewfinder OK NG 3 Does the rotary switch move smoothly OK NG 4 Do you see any dirt in and out sides of flash window OK NG 5 Does the LCD skylight cover operate along with the operation of the rotary switch OK NG 6 Are the glass surface of the LCD panel on the SY1 board and in and out sides of protection board of the rea...

Page 72: ... 3 7 5 APPENDIX ...

Page 73: ...PhotoPC 750Z Revision A Appendix Circuit Shematics 73 7 1 Circuit Shematics Following pages show circuit diagram mounted on the PhotoPC 750Z ...

Page 74: ... APPENDIX ...

Page 75: ...EPSON PhotoPC 850Z Revision A Appendix Connection Among Boards 106 7 1 Connection Among Boards The following page show the connection among the boards ...

Page 76: ......

Page 77: ...EPSON PhotoPC 850Z Revision A Appendix Circuit Boards Component Layout 108 7 2 Circuit Boards Component Layout This section shows the component layout of each circuit board Figure 7 1 CA1 Circuit Board ...

Page 78: ...EPSON PhotoPC 850Z Revision A Appendix Circuit Boards Component Layout 109 Figure 7 2 CA2 Circuit Board ca2patter ...

Page 79: ...EPSON PhotoPC 850Z Revision A Appendix Circuit Boards Component Layout 110 Figure 7 3 SY1 Circuit Board Figure 7 4 SY2 Circuit Board ...

Page 80: ...EPSON PhotoPC 850Z Revision A Appendix Circuit Boards Component Layout 111 Figure 7 5 PW1 Circuit Board ...

Page 81: ...EPSON PhotoPC 850Z Revision A Appendix Circuit Boards Component Layout 112 Figure 7 6 ST1 Circuit Board Figure 7 7 TB1 Circuit Board Figure 7 8 TB2 Circuit Board ...

Page 82: ...EPSON PhotoPC 850Z Revision A Appendix Exploded Diagram 113 7 3 Exploded Diagram Exploded diagrams are shown on the following pages ...

Page 83: ...m No 1 SR922 JEP Parts List 1 1 2 3 4 4 5 5 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 6 7 8 9 6 110 115 115 107 107 107 107 108 107 107 107 106 106 106 106 106 106 106 106 106 109 113 111 111 112 106 104 104 104 104 104 104 104 105 104 104 104 105 110 CABINET 1 ...

Page 84: ...o 2 SR922 JEP Parts List 2 43 1 11 12 13 14 15 16 17 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 35 36 37 38 39 40 44 41 18 19 2 3 4 5 6 7 8 9 10 45 46 47 48 104 116 104 104 116 117 104 104 104 104 104 104 104 104 104 104 107 107 107 107 107 104 104 104 104 104 104 114 107 A A CABINET 2 ...

Page 85: ...toPC 850Z Revision A Appendix Circuit Schematics 116 7 4 Circuit Schematics The following pages show the circuit schematics CA1 Circuit CA2 Circuit SY1 SY2 Circuit PW1 Circuit ST1 Circuit TB1 Circuit TB2 Circuit ...

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Page 93: ...EPSON PhotoPC 850Z Revision A Appendix Siemens Star Chart 124 7 5 Siemens Star Chart The Siemens Star Chars which is essential for adjustment is shown on the last page ...

Page 94: ...s i e m e n s ...

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