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TROUBLESHOOTING

Rev. A

5-1

5.1 PROBLEM ISOLATION

The FilmScan 200 has a sophisticated, built-in self-diagnostic function that reduces troubleshooting time
by identifying failed components.
The following tables show motor resistance ratings and sensor test points.

Motor

Coil Resistance

Main Scan Motor

APPROX. 8 ohms

Preview Motor

APPROX. 83 ohms

Sensor

Check Terminal

Signal Level

Status

Photo Interrupter A

Pin 2 of CN8

High (+5 V)

Inside of home position

(Main scan HP)

Low (GND)

Outside of home position

Sensor

Pin 1 of CN4

High (+5 V)

Inside of home position

(Preview scan HP)

Low (GND)

Outside of home position

Micro switch board A
(Detect APS Holder

Pins 6 and 7 of CN4

Open

APS holder is not installed.

Installation)

APS holder is installed.

Micro switch board B
(Detect front cover

Pins 1 and 2 of CN12

Open

Front cover open

Open/close status)

Front cover close

Table 5-1. Motor Coil Resistance

Table 5-2. Sensor Status

Summary of Contents for FILMSCAN 200

Page 1: ...EPSON FILM SCANNER FilmScan 200 SERVICE MANUAL SEIKO EPSON CORPORATION 4007375 ...

Page 2: ...al However should any errors be detected SEIKO EPSON would greatly appreciate being informed of them The above notwithstanding SEIKO EPSON can assume no responsibility for any errors in this manual or the consequences thereof EPSON is a registered trademark of SEIKO EPSON CORPORATION General Notice Other product names used herein are for identification purposes only and may be trademarks or regist...

Page 3: ...ANUAL DO NOT CONNECT THE UNIT TO A POWER SOURCE UNTIL INSTRUCTED TO DO SO WHEN THE POWER SUPPLY CABLE MUST BE CONNECTED USE EXTREME CAUTION IN WORKING ON POWER SUPPLY AND OTHER ELECTRONIC COMPONENTS CAUTION 1 REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY EPSON CERTIFIED REPAIR TECHNICIAN 2 MAKE CERTAIN THAT THE SOURCE VOLTAGE IS THE SAME AS THE RATED VOLTAGE LISTED ON THE SERIAL NUMBER RATI...

Page 4: ...ents of the scanner CHAPTER 2 OPERATING PRINCIPLES Describes the theory of scanner operation CHAPTER 3 DISASSEMBLY AND ASSEMBLY Includes a step by step guide for product disassembly and assembly CHAPTER 4 ADJUSTMENT Includes a step by step guide for adjustment CHAPTER 5 TROUBLESHOOTING Provides EPSON approved techniques for troubleshooting CHAPTER 6 MAINTENANCE Describes preventive maintenance tec...

Page 5: ...v REVISION SHEET Revision Issued Data Contents Rev A FEBRUARY 28 1997 First issue ...

Page 6: ...vi TABLE OF CONTENTS CHAPTER 1 GENERAL DESCRIPTION CHAPTER 2 OPERATING PRINCIPLES CHAPTER 3 DISASSEMBLY AND ASSEMBLY CHAPTER 4 ADJUSTMENT CHAPTER 5 TROUBLESHOOTING CHAPTER 6 MAINTENANCE APPENDIX ...

Page 7: ...9 Sesto S Giovanni MI Italy Phone 2 262331 Fax 2 2440750 EPSON AUSTRALIA PTY LIMITED 1 70 Gibbes Street Chatswood 2067 NSW Australia Phone 2 9903 9000 Fax 2 9903 9177 EPSON SINGAPORE PTE LTD No 1 Temasek Avenue 36 00 Millenia Tower Singapore 039192 Phone 065 3377911 Fax 065 3341185 EPSON HONG KONG LTD Rooms 4706 10 47 F China Resource Bldg 26 Harbour Road Wanchai Hong Kong Phone 2585 4300 Fax 2827...

Page 8: ...EPSON SEIKO EPSON CORPORATION ...

Page 9: ...1 4 1 Switches and Indicators 1 12 1 4 2 Errors 1 13 1 4 3 Control Code Handshaking Procedures 1 14 1 4 3 1 Control Code without Parameters 1 14 1 4 3 2 Control Code with Parameters 1 14 1 4 4 Data Handshaking Procedures 1 15 1 4 4 1 Inquiry Data 1 15 1 4 4 2 Monochrome Image Data Transfer 1 15 1 4 4 3 Color Image Data Transfer Line sequence Mode block transfer mode 1 15 1 4 4 4 Color Image Data T...

Page 10: ...egative film cartridge Its main features are as follows High resolution 1200 dpi High image quality 10 bit A D Film availability 35 mm film Negative and positive APS Advanced Photo System film with a optional unit Available six frames preview and scan New command level ESC I F5 Set a frame number Set a film type Warm up less Xe Gas Cold Cathode Fluorescent Lamp Figure 1 1 Exterior View ...

Page 11: ...FilmScan 200 REV A 1 2 The following table shows option Code Name FS1300APS APS Holder Table 1 1 Option ...

Page 12: ... level ESC I F5 Zoom 50 to 200 1 step Gray scale 8 bits pixel Input 10 bits pixel output 8 bits pixel Gamma correction CRT 2 level A B Printer 3 level A B C User defined 1 level Brightness 7 levels Sharpness 5 levels Output data 1 8 bits Interface Resident Bi directional parallel SCSI 50 25 pin connectors Light source Xe gas cold cathode fluorescent lamp Dimensions and Weight Dimensions 120 x 310 ...

Page 13: ...ing area is just 1 mm wider in both direction than frame area Figure 1 3 APS Film Reading Area and Origin Point Notes 1 In the figure dotted lines indicate maximum reading area and dots indicate origin point Notes 2 Reading area is just 1 mm wider in both direction than frame area Figure 1 2 35 mm Film Reading Area and Origin Point ...

Page 14: ... D3 CSA C22 2 No 950 with D3 200 V model EN60950 TUV EN60950 Nordic Deviation NEMKO EMC 100 V model FCC Part15 Subpart B Class B USA CSA C108 8 Class B Canada 200 V model EN55022 Class B EN61000 3 2 EN61000 3 3 EN 50082 1 IEC 801 2 IEC 801 3 IEC 801 4 1 2 5 Resistance to Electric Noise Static electricity Panel 10K V Metal 7K V 150pF 150 ohms 1 2 6 Environmental Conditions Temperature Operating 5 C...

Page 15: ... A 1 6 1 2 8 Operating Conditions Dust Ordinary office or home conditions Extreme dust should be avoided Illumination Operation under direct sunlight or near strong light source is not guaranteed and should be avoided ...

Page 16: ...e Data transmission mode 8 bit parallel Synchronization STROBE pulse Handshaking BUSY and ACK handshaking Signal Level TTL level compatible Data transmission timing Refer to Figures 1 4 and 1 5 Connector type 57 30360 AMPHENOL 36 pin plug or equivalent Refer to Figure 1 6 Connector pin assignments Refer to Table 1 2 Figure 1 4 Data Transfer Timing Host to Scanner Figure 1 5 Data Transfer Timing Sc...

Page 17: ...nnot receive data 12 PE 28 Out A high signal indicates paper out error 13 SLCT 28 Out Always at high level when the printer is powered on 14 AFXT 30 In Not used 31 INIT 30 In The falling edge of a negative pulse or a low signal on this line causes the printer to initialize Minimum 50 us pulse is necessary 32 ERROR 29 Out A low signal indicates printer error condition 36 SLIN 30 In Not used 18 Logi...

Page 18: ...pported 5 Data phase Data in phase Data out phase 6 Status phase 7 Message phase Message in phase Message out phase 8 Attention condition 9 Reset condition Logic level TTL compatible Electric specification Conforms to ANSI standard X3 131 1986 Connector 50 25 pin connectors Terminator Internal terminator Enable to control active or inactive by a switch SW ON terminator available SCSI ID The SCSI I...

Page 19: ... restriction 00h ISO version 00h ECMA version 00h ANSI version 01h current version Additional length 23h Vender unique parameter byte 00h 00h 00h EPSON 20h 20h 20h FilmScan 20h 200 20h 20h 20h 20h 00h 00h 00h FFh Note ROM version 1 3 2 3 Status Status values for the SCSI interface are shown in Table 1 4 Status Status Bits 7 6 5 4 3 2 1 0 Good R 0 0 0 0 0 0 0 Check Condition R 0 0 0 0 0 1 0 Busy R ...

Page 20: ... Data Bus 1 DB2 I O 28 22 Data Bus 2 DB3 I O 29 10 Data Bus 3 DB4 I O 30 23 Data Bus 4 DB5 I O 31 11 Data Bus 5 DB6 I O 32 12 Data Bus 6 DB7 I O 33 13 Data Bus 7 DBP I O 34 20 Data Bus Parity TERMPWR 38 25 Term power ATN I 41 17 Attention BSY I O 43 6 Busy ACK I 44 5 Acknowledge RST I 45 4 Reset MSG O 46 2 Message SEL I O 47 19 Select C D O 48 15 Command Data REQ O 49 1 Request I O O 50 3 Input Ou...

Page 21: ... Initializes the scanner Rotary switch SCSI model only 0 7 SCSI ID Factory setting ID 2 8 9 Reserved Terminator switch SCSI model only On Terminator on Factory setting off Terminator off Indicators OPERATE Green LED Indicates the OPERATE switch is on READY Green LED Comes on when the scanner is ready to receive data Blinks in combination with the ERROR LED when an error occurs ERROR Red LED Indica...

Page 22: ...ROR LED blinks Remedy Turn the scanner off and then back on Push the reset switch INIT signal in the parallel interface turns active RESET signal in SCSI turns active Acceptable command Nothing Fatal error Cause The lamp is broken System breakdown Description The lamp goes off and the scanner stops operation Indicator READY LED blinks ERROR LED blinks Remedy Turn the scanner off and then back on P...

Page 23: ...ode 1 4 3 2 Control Code With Parameters Step 1 Control code sent from host computer Step 2 Response received from scanner ACK 06h Legal control code received The scanner accepts the control code NACK 15h Illegal control code received The scanner does not accept the control code Step 3 When the host receives ACK it sends parameters Step 4 Response received from scanner ACK 06h Legal control code r...

Page 24: ...nd send next data CAN 18h Abort Step 4 Last image data received from scanner Note The host computer should not send an ACK 06h code after receiving the last image data 1 4 4 3 Color Image Data Transfer Line Sequence Mode block transfer mode Step 1 Control code from the host computer Step 2 The Data Block G or R from the scanner Step 3 The Data Block R or G from the scanner Step 4 The Data Block Bl...

Page 25: ...ck 1 4 4 5 Image Data Transfer Line Sequence Mode Step 1 Control code from the host computer Step 2 The Data Block The first color data from the scanner Step 3 The Data Block The 2nd color data from the scanner Step 4 The Data Block The 3rd color data from the scanner Step 5 Response from the host computer ACK 06H Continue and send the next data CAN 18H Abort Step 6 The last Data Block Note The ho...

Page 26: ...ates the beginning of the data Status The status indicates the status of the scanner Refer to Section 1 4 4 Status Byte Format Byte Counter The byte counter indicates the number of data bytes that follow the information area The byte counter consists of 2 bytes and the lower bytes precede the higher bytes Data Area The data area contains inquiry data or a faster of image data that corresponds to a...

Page 27: ...tes the number of bytes included in a raster of the image Line Counter The line counter indicates the numbers of raster of the image Data Area The data area contains a plural raster of image data indicated in the byte counter line and the line counter by the value of the parameter n Note 1 The block data structure is available when executing the set line counter command Refer to ESC d Note 2 The b...

Page 28: ...ame end flag Set to 1 when final Data Block of each frame Bit5 Area end flag Set to 1 when final Data Block of last frame Bit4 Option Flag When a option equipment is installed set to 1 Bit3 Color attribute 1 See table below Bit2 Color attribute 2 See table below Bit1 reserved Always 0 Bit0 reserved Always 0 Bit 3 2 Monochrome Mode ESC C 0 0 0 Green 0 1 Line Transfer Red 1 0 Line mode Blue 1 1 Byte...

Page 29: ...is is the main controller board for the scanner This board uses CPU HD6413003 IC8 as a controller for each function blocks on the circuit To simplify the circuitry the circuits for correcting the image data signals are collected into the ASICs The main Ics are used for the board are as below 1 CPU IC8 HD6413003F16 5 EPROM IC11 l Type 1M bit 2 ASIC IC4 E02A14ED and IC7 E02A17BA 6 Motor driver IC13 ...

Page 30: ...e DC voltages required for the scanner 24 VDC 5 VDC 12 VDC are generated on this power 1 5 4 Inverter Board The inverter board contains the fluorescent lamp and the inverter circuit for the lamp driving Figure 1 21 Power Supply Board Figure 1 22 Inverter Board ...

Page 31: ...ed for scanning the both type of films 35mm positive negative and APS film positive with optional APS holder The engine unit mainly consists of major three blocks Pre view scanning carrier block Main scanning carrier block CCD image sensor block Figure 1 23 Engine Unit ...

Page 32: ...o Figure 1 24 Install the processed APS film to the APS holder then mount the APS holder to the scanner instead of using the strip film carrier or mount carrier Note Figures 1 25 and 1 26 show the caution labels which attached at the APS holder Figure 1 24 APS Holder Option Figure 1 25 Caution Label 1 2 Figure 1 26 Caution Label 2 2 ...

Page 33: ...Main Scanning 2 5 2 1 2 3 APS Holder Preview and Main Scanning 2 5 2 2 POWER SUPPLY OPERATION 2 8 2 2 1 Power Supply Overview 2 8 2 2 2 Circuit Operation 2 9 2 3 CONTROL CIRCUIT 2 10 2 3 1 Control Circuit Outline 2 10 2 3 2 Reset Circuit 2 13 2 3 3 Photo Sensor Circuit 2 13 2 3 4 Preview and Main Scan Motor Drive Circuits 2 14 2 3 4 1 Main Scan Motor Drive Circuit 2 15 2 3 4 2 Preview Motor Drive ...

Page 34: ...en lamp is the light source for reading the green component the red lamp is for reading the red component and the blue lamp is for reading the blue component The operation of the CCD image sensor is divided into the three blocks show and described below Figure 2 2 shows the relationship between these three blocks Light passed through original film strikes the photosensitive section 1 where photoel...

Page 35: ...hows the operating principles of the photosensitive section The circuit consists of a photodiode a MOS capacitor and a shift electrode The transmission section which follows the photosensitive section also is illustrated simply in terms of capacitance Light reflected from the original document impacts the photodiode which converts the energy into a corresponding amount of electric current The resu...

Page 36: ... at left is a simple illustration of the transmission section f1 and f2 are transmission pulses The photoelectrically converted signal charges are stored in the capacitors When transmission pulse f2 goes ON signal charges move to the capacitor at their right The charge that exists in the right most capacitor is transmitted to the output section and then to the main board When transmission pulse f2...

Page 37: ...r Preview Scanning The preview motor on the carrier holder unit of the engine drives the film carrier back and forward via reduction gear Refer to Figure 2 7 At the Preview scanning mode six or four image frames due to the type of the film carrier are scanned at once This scanner has an auto loading function of the film carrier The status of the carrier and scanning position where image frame is r...

Page 38: ...g The APS holder is stored on the carrier holder unit The image reading method is the same as both preview and main scanning At the scanning the main scan motor where on the bottom of the optical unit drives carrier holder unit via reduction gear then the carrier holder unit moves forward and backward and the scanning is done Refer to Figure 2 9 There is linear gear track at the bottom of the carr...

Page 39: ...e scanner and the status is monitored by two switches Refer to Table 2 1 Film Type Cover Status Micro Switch B Status Micro Switch A Status Film Carrier Close Close Inactive APS Holder Open Press and hold the button while pushing the door down until it clicks into place Open APS holder is installed Close APS holder isn t installed Open Refer to Figure 2 12 Button Micro Switch B open Cover APS Hold...

Page 40: ...APS holder is installed to the scanner the micro switch A detects the APS holder and the four signal terminals at the right corner of APS holder contact to the electric terminal of carrier holder unit and then it is possible to communicate with the scanner Refer to Figure 2 12 Terminals APS Holder Micro Switch B Open Close Carrier Holder Unit Figure 2 12 APS Holder And Carrier Holder Unit Junction...

Page 41: ... A 125 V 5 VDC 1 0 A 24 VDC 1 0 A 12 VDC 0 1 A 12 VDC 0 1 A 220 240 VAC 5 VDC 1 0 A 24 VDC 1 0 A 12 VDC 0 1 A 12 VDC 0 1 A 2 2 1 Power Supply Overview Table 2 3 shows the DC voltages created by the secondary side of the power supply board and the uses to which each voltage is applied Output Supply Voltage DC Applications 24 VDC Main scan motor Preview motor Fluorescent lamps 5 VDC Logic circuit on...

Page 42: ...itry whether the power supply switch is tuned oft or on For this reason before you perform any maintenance work you must unplug the scanner from the external AC power outlet Second there are three circuits to protect the supply circuitry and avoid danger The 5 VDC line contains a voltage overload protection circuit The 5 V voltage overload protection circuit cuts the supply if the voltage reaches ...

Page 43: ... the circuits for correcting the image data signals are collected into ASIC E02A14 and M6415 Figure 2 14 is a block diagram of the control circuitry Scanner Head CCD Lamp Image Data AMP A D Con verter IC2 1M PSRAM IC5 6 GA E02A14 IC4 CCD and Lamp Control 1M ROM IC11 1M RAM IC10 Motor Driver IC13 26 Preview Motor Main Scan Motor CPU HD6413003 IC8 APS Holder Option M64154 IC16 Parallel I F SCSI Figu...

Page 44: ...tric conversion of the reflected light that impacts the sensors This data must be further converted before it can be output from the device e g before it cam be used for reproducing the image on a CRT The use of white and black standards in performing this type of conversion is referred to as shading correction The correction value is determined from the following expression image data black stand...

Page 45: ... bit A D converter control Shading correction Gamma correction Color correction Zooming Half toning Also this ASIC employs two 1 M bit RAMs Ic5 and IC6 as external memories M64154 IC16 This IC has following functions Bi directional parallel interface control SCSI control LEDs display control 1M bit ROM IC11 Program ROM 1M bit PS RAM IC10 CPU working area RAM M54670P IC13 IC26 Motor drivers for mai...

Page 46: ... 17 shows the photo sensors circuit block diagram There are two photo sensors and they have the circuit respectively Table 2 5 shows two photo sensor circuit s function status and signal levels Function Status and Signal Level Main Detects the home position of the carrier table Home High Out of home Low Sub Detects either the film carrier is installed or not and home position of the film carrier C...

Page 47: ...excitation status to generate rotation Figure 2 18 shows the stepping motor s internal wiring Table 2 6 indicates the excitation sequence required to rotate the motor Note that the motor can be rotated in reverse by reversing the excitation sequence given in Table 2 6 Step A B A B 1 2 3 4 Table 2 6 Motor Excitation Sequence A A B B Figure 2 18 Stepping Motor Internal Wiring ...

Page 48: ...ates the relationship of the input and output excitation phase data of the M54670P IC13 motor driver Input Output IN A IN B A B H L H L L H L H PHA I1 A B PC0 PC1 PD0 CPU HD643003 IC8 01A 01B 02A 02B A B A B M54670P IC13 Main Scan Motor PHB I0 A B Figure 2 19 Main Scan Motor Drive Circuit Table 2 7 M54670P IC13 Input and Output Motor Excitation Sequence ...

Page 49: ... the relationship of the input and output excitation phase data of the M54670P IC26 motor driver Input Output IN A IN B A B H L H L L H L H PHA I1 A B PC0 PC1 PD1 CPU HD643003 IC8 02A 01A 01B 02B A B A B M54670P IC26 Preview Motor PHB I0 A B Figure 2 20 Preview Motor Drive Circuit Table 2 8 M54670P IC26 Input and Output Motor Excitation Sequence ...

Page 50: ...s is illustrated in Figure 2 22 The image data output by the image sensor is in the form of an analog signal ms signal is passed through an amplifying circuit The analog signal output from the amplifier is passed into the 10 bit A D converter and converted into 10 bit digital data This data is sent to gate array E02A14 IC4 Details of subsequent image pressing may be found in section 2 3 1 The orig...

Page 51: ...n period SH CLK RS V Dummy signals Dummy signals Effective pixel signals Single line output period Figure 2 22 Image Sensor Control Process LMP1 3 GA E02A14 IC4 Fluorescent Lamps Inverter Board Connector CN2 Figure 2 23 Lamp Control Circuit Block Diagram ...

Page 52: ...se Removal 3 5 3 2 3 Front panel unit Removal 3 6 3 2 4 Inverter Board and Lamp Unit Removal 3 7 3 2 4 1 Inverter Board Removal 3 7 3 2 4 2 Lamp Unit Removal 3 7 3 2 5 Power Supply Unit Removal 3 9 3 2 6 Sub Board removal SCSI Model Only 3 10 3 2 7 Digital Board Removal 3 11 3 2 8 Engine Unit Removal 3 13 3 2 8 1 Main Scan Motor Unit Removal 3 15 3 2 8 2 Photo Interrupter A Removal 3 16 3 2 8 3 Fr...

Page 53: ...rame edges with care since this scanner has a considerable amount of metal materials Do not disassemble the optical unit To prevent damage to ICs from static electricity do not touch the ICs on the circuit board or the terminals of peripheral electrical components with your hands Use only the recommended tools to ensure safe and efficient maintenance work Inappropriate tools may damage the scanner...

Page 54: ...hese abbreviations Table 3 3 lists screw and washer types Abbreviation Part Name CCS Cross recessed Cup head S tight CCB Cross recessed Cup head B tight CB S P1 Cross recessed Bind head with Spring lock washer and 1 Plain washer CBS Cross recessed Bind head S tight CPS Cross receded Pan head S tight Table 3 2 Screw Abbreviations Table 3 3 Screw and Washer Types ...

Page 55: ...lm carrier during turns on does the carrier is loaded automatically 1 Checked 1 Not necessary Image frame reading Can the scanner read the image frame exactly with using the attached utility program 1 Checked 1 Not necessary Grade up ROM version What it the ROM version up dated 1 Checked 1 Not necessary Cleaning Do you clean the reflective mirror on the optical unit 1 Checked 1 Not necessary Is an...

Page 56: ...e not described except for special notes where necessary because assembly can be accomplished by performing disassembly in reverse order 3 2 1 ROM Replacement Step 1 Remove the CB M3x6 screw fixing the ROM cover to the lower base frame Step 2 Remove the ROM cover Step 3 Replace the ROM To be sure that the direction of the PROM pins correctly ROM Cover ROM Figure 3 1 ROM Replacement ASSEMBLING POIN...

Page 57: ... the two C B M3 x 6 screws and remove the upper case with the following steps 1 and 2 Be sure that the inside of cables should be closed correctly by the upper case Apply the Screw lock when installing the two screws Upper Case Figure 3 2 Upper Case Removal ASSEMBLING POINT ...

Page 58: ...ard connector lock type Step 4 Disconnect connector from the micro switch board B on the front panel unit then take the front panel unit away Be sure that the insertion direction of the FFC cable Apply the Screw lock when installing the three screws Blue FFC LED Board Connector Microswitch Board B Figure 3 4 FFC Disconnect Front Panel Unit 1 2 1 2 To Micro Switch Board B Figure 3 3 Front Panel Uni...

Page 59: ...B M3 x 6 screws that fastens on the inverter board then remove the inverter board Lamp Unit Step 1 Remove the inverter board Refer to above Step 2 Remove the black screw that fastens the lamp unit and the inverter board Step 3 Disconnect the lamp unit which is fixed by two connectors to the inverter board FFC Cable Inverter Board Figure 3 5 Inverter Board and Lamp Unit Removal Lamp Unit Inverter B...

Page 60: ...3 7 The inverter board has guide holes and these holes match with the duels on the top of the engine unit Both ends of the FFC has blue guide plates The blue guide plates must face to the outside of the engine unit ASSEMBLING POINT Lamp Unit Backside Assign the left and light pin positions to the connectors Connector Connector Inverter Board Figure 3 7 Lamp Unit Installation ...

Page 61: ...ector on the power supply board Step 5 Remove the harness from the CN2 lock type on the board NOTE When remove insert the cable from to the CN2 the connector must be push during the process Step 6 Remove the four CB M3 x 6 screws that fastens the power supply board to the scanner then take the power supply board away The bending part of the shield plate C must be located at out side of the rear fr...

Page 62: ... that fastens on the inverter board Refer to section 3 2 4 Inverter Board Step 3 Remove the shield plate C Step 4 Remove the two hexagonal nut screws Step 5 Remove the FFC cable from the sub board then take the sub board away Apply the screw lock when installing the two hexagonal nut screws Hexagonal Screw FFC Figure 3 10 Sub Board Removal ASSEMBLING POINT ...

Page 63: ...move the digital board The dip of the FFC that made after optical unit and the CN1 of the digital board are connected must be inserted the space under the engine base frame Fix the six screws after align the holes of shield plate B the holes of the digital board and the holes of the frame The both sides of the FFC cable which is connected both the inverter board and the digital board has blue indi...

Page 64: ...Rev A 3 12 Insert Part 1 2 Insert Part 2 2 Lower Base Frane Insulating Plate Figure 3 12 Insulating Plate Insertion SW Switch Lever SW1 OPERATE SW2 RESET Wide OPERATE Narrow RESET Figure 3 13 Switch Lever Insertion ...

Page 65: ...DISASSEMBLY AND ASSEMBLY Rev A 3 13 Main Scan Motor CN3 Micro Switch Board B CN12 Power Supply Board CN5 Preview Motor CN4 APS Holder CN7 Figure 3 14 Cable Arrangement ...

Page 66: ...2 5 Step 6 Remove only the four CB M3 x 6 screws that secures the engine unit and the base frame Step 7 Disconnect CN2 CN4 CN7 CN12 CN6 lock type CN8 and CN1 NOTE When remove insert the cable from to the CN6 the lock must be released locked before after the process Step 8 Secure the engine unit and the scanner horizontally with slowly Guide Hole Figure 3 15 Engine Unit Removal 1 2 CN2 CN3 CN4 CN7 ...

Page 67: ...pace of the engine unit Refer to Figure 3 17 The both sides of the FFC cable which is connected both the inverter board and the digital board CN2 has blue indication The blue indication sides must be face to the out side of the engine unit Digital Board Lower Frame Set FFC like this Engine Unit Figure 3 17 Optical Unit FFC Positioning ...

Page 68: ...f the engine unit Step 3 Remove three CBB black M3 x 6 screws that secures the main scan motor unit and take the main scan motor unit away Align the main scan motor cable on the engine unit as shown in Figure 3 18 The micro switch harness B is aligned at the same hooks with the main scan motor cable Screw Main Scan Motor Optical Unit Hook Figure 3 18 Main Scan Motor Unit Removal ASSEMBLING POINT ...

Page 69: ...rd and disconnect the cable connector from the photo Interrupter A Step 5 Dislocate the hooks of the photo Interrupter A at the back side b then a in order then take the photo Interrupter A away When installing the photo interrupter A insert the hook a and attach to the base and push the body of the photo interrupter A then make sure that the hook b is locked Photo Interrupter A Insertion Hole a I...

Page 70: ...sert the four rubber nuts to the frame set the lens holder block into the frame then fix them by four CB M3 x 15 screws Rotate each CB screw until its top comes APPROX 4 mm out from the rubber nut When set the lens holder block into the frame there is no cable catch between the lens holder and the frame Lens Holder Block Frame Rubber Nut Screw Figure 3 21 Frame and Lens Holder Block Separation ASS...

Page 71: ...side of the optical unit Then the carrier holder block and the optical unit are separated Preview Motor Removal Figure 3 24 Step 8 Remove CBB black M3 x 6 screw that secures the motor junction board Step 9 Disconnect the cable of the preview motor from the CN2 on the motor junction board Step 10 Remove two CBB black M2 5 x 3 screws that secures the preview motor and take it away APS Holder Sensor ...

Page 72: ...hen mounts the shaft holding plate A the right side of the plate and the grounding wire for the optical unit must be fixed by the same screw Refer to Figure 3 26 Hook CN4 CN4 Motor Junction Board Micro Switch Board A Screw Figure 3 25 Micro Switch Board A Removal ASSEMBLING POINT Grounding Wire From Optical Unit Shaft Holding Plate A Figure 3 26 Grounding Plate A Mounting ...

Page 73: ...efer to section 3 2 8 Step 2 Remove the carrier holder block Refer to section 3 2 8 4 Step 3 Remove the CBB black M3 x 6 screw that secures the sensor board Step 4 Remove the connector cable from the sensor board Sensor Board Screw Carrier Holder Block Figure 3 27 Sensor Board Removal ...

Page 74: ...emove the side cover 4 Remove the door Side Cover indicator side Removal 5 Remove the five screws 6 Remove the side cover APS Film Cartridge Removal 7 Remove the five screws 8 Remove the top cover 9 Remove the two film roller shafts 10 Wind the film of the APS film cartridge manually by using the bigger lug part of the cartridge driver Then adjust the indicator at 4 1 and close the cartridge light...

Page 75: ...CHAPTER 4 ADJUSTMENT No adjustment is required in this product ...

Page 76: ...CHAPTER 5 TROUBLESHOOTING 5 1 PROBLEM ISOLATION 5 1 5 2 SELF DIAGNOSTIC FUNCTION 5 2 5 3 TROUBLESHOOTING 5 3 ...

Page 77: ...erminal Signal Level Status Photo Interrupter A Pin 2 of CN8 High 5 V Inside of home position Main scan HP Low GND Outside of home position Sensor Pin 1 of CN4 High 5 V Inside of home position Preview scan HP Low GND Outside of home position Micro switch board A Detect APS Holder Pins 6 and 7 of CN4 Open APS holder is not installed Installation Close APS holder is installed Micro switch board B De...

Page 78: ...ion and push RESET switch The problem can t be recovered even push the RESET switch turn the scanner power switch off and turn it on again after 10 seconds Cause The APS holder is not stayed at the correct position so that the preview motor gear doesn t engage to the APS holder Flashing Flashing Fatal Error Cause The fluorescence lamp is dead The film carrier doesn t move Or the scanner can t find...

Page 79: ...tal Error The carrier unit does not move 5 5 is displayed and the problem Is not corrected by switching power off and then The scanner displays the error when the carrier hits at the front of the frame or the back of the frame 5 5 on again The fluorescent lamp does not light 5 6 The scanner does not read the image cleanly The scanner does not read the image cleanly 5 6 The error message Interface ...

Page 80: ...ng the following voltages Pin 8 of CN3 Pin 5 of CN3 Is the output voltage 5 VDC No Replace the power supply board 5 CN5 on the digital board unit is disconnected Is CN5 on the digital board unit disconnected Yes Connect CN5 on the digital board unit 6 CN on the LED board is disconnected Is CN on the LED board disconnected Yes Connect CN on the LED board 7 CN6 on the digital board unit is disconnec...

Page 81: ... connector terminal by multimeter with resistance measuring range Pin 2 and Pin 4 Pin 1 and Pin 3 Is the motor coil resistance value APPROX 8 ohms No Replace the main scan motor If the motor coil is opened check the main scan motor drive circuit on the digital board unit as follows a Adjust the multimeter with resistance measuring range b Turn the scanner power off c Detach the terminal of the mul...

Page 82: ...ve Does the replaced lamp turn on Yes Replace the lamp 4 The inverter board is defective Does the replaced inverter board work fine Yes Replace the inverter board 5 The digital board is defective Replace the digital board unit Step Cause Check Point Decision Solution 1 Mirror of the optical unit is dirty After cleans the mirror does the image is read clearly No Replace the optical unit 2 The optic...

Page 83: ...olution 1 Terminator setting is not matched Confirm the setting with referring the User s Guide Change the terminator setting 2 SCSI ID setting is wrong Confirm the setting with referring the User s Guide Change the SCSI ID setting 3 SCSI interface cable is not good Is there any problem after replace the interface cable with the new one Yes Replace the interface cable 4 The digital board unit is d...

Page 84: ... detach the following main scan motor connector terminal by multimeter with resistance measuring range Pin 4 and Pin 8 Pin 5 and Pin 9 Is the motor coil resistance value APPROX 83 ohms No Replace the preview motor If the motor coil is opened check the preview motor drive circuit on the digital board unit as follows a Adjust the multimeter with resistance measuring range b Turn the scanner power of...

Page 85: ...CHAPTER 6 MAINTENENCE 6 1 MAINTENENCE 6 1 6 2 LUBRICATION 6 1 ...

Page 86: ...APPENDIX A 1 CONNECTOR PIN ASSIGNMENTS 1 A 2 EXPLOED DIAGRAM 8 ...

Page 87: ... A 1 CONNECTOR PIN ASSIGNMENTS Figures A 1 and A 2 illustrate the interconnection of the primary components Tables A 1 and A 2 summarize the description and sizes of the connectors Figure A 1 Cable Connection Bi D Model ...

Page 88: ...FilmScan 200 Rev A A 2 Figure A 2 Cable Connection SCSI Model ...

Page 89: ...er 6 pins Table A 9 CN8 Photo interrupter A 3 pins Table A 10 CN10 Bi directional parallel interface 36 pins Table 1 2 CN12 Micro switch board B 2 pins Table A 11 Optical Unit CCD board CN1 Digital board 12 pins Table A 3 Inverter Board CN1 Digital board 10 pins Table A 4 Motor Junction Board CN1 Sensor board 3 pins Table A 12 CN2 Preview motor 6 pins Table A 13 CN3 Digital board 9 pins Table A 6 ...

Page 90: ...ble A 10 CN10 SCSI connector 50 pins Table 1 6 CN11 SCSI sub board 30 pins Table A 16 CN12 Micro switch board B 2 pins Table A 11 Optical Unit CCD board CN1 Digital board 12 pins Table A 3 Inverter Board CN1 Digital board 10 pins Table A 4 Motor Junction Board CN1 Sensor board 3 pins Table A 12 CN2 Preview motor 6 pins Table A 13 CN3 Digital board 9 pins Table A 6 CN4 Micro switch board A 2 pins T...

Page 91: ...gital Board Connector CN3 Pin Signal Name I O Function 1 A O A phase drive 2 B O B phase drive 3 A O A phase drive 4 B O B phase drive Table A 6 Digital Board Connector CN4 Pin Signal Name I O Function 1 DETECT I Sensor board signal 2 ANODE O Sensor board anode 3 GND Sensor board GND 4 PB O B phase drive 5 PA O A phase drive 6 7 N C Not used 8 PB O B phase drive 9 PA O A phase drive Table A 7 Digi...

Page 92: ...ction 1 5V O 5 VDC 2 DETECT I Signal 3 GND GND Table A 11 Digital Board Connector CN12 Pin Signal Name I O Function 1 24VIN I 24 VDC 2 24VOUT O 24 VDC Table A 12 Motor Junction Board CN1 Pin Signal Name I O Function 1 C I Collector 2 A O Anode 3 G GND Table A 13 Motor Junction Board CN2 Pin Signal Name I O Function 1 PB O B phase drive 2 PA I O A phase drive 3 4 N C Not used 5 PB I O B phase drive...

Page 93: ...10 13 17 22 GND GND 3 MSG O Message 4 C D O Control Data 5 I O O Input Output 7 RST I Reset 8 ATN I Attention 9 ACK I Acknowledge 11 BSY I O Busy 12 SEL I O Select 14 DBP I O Data bus parity 15 16 18 19 20 21 23 25 DB0 DB7 I O Data bus 0 7 24 TRMPW O Terminator power 5 VDC 26 ID1 I ID switch status 27 ID4 I ID switch status 28 ID2 I ID switch status 29 ID8 I ID switch status 30 TERMSW I Terminator...

Page 94: ...FilmScan 200 Rev A A 8 A 2 EXPLOED DIAGRAM Figure A 3 FilmScan 200 Bi D Model Exploded Diagram 1 2 ...

Page 95: ...APPENDIX Rev A A 9 Figure A 4 FilmScan 200 Bi D Model Exploded Diagram 2 2 ...

Page 96: ...FilmScan 200 Rev A A 10 Figure A 5 FilmScan 200 SCSI Model Exploded Diagram 1 2 ...

Page 97: ...APPENDIX Rev A A 11 Figure A 6 FilmScan 200 SCSI Model Exploded Diagram 2 2 ...

Page 98: ...FilmScan 200 Rev A A 12 Figure A 7 APS Holder option Exploded Diagram ...

Page 99: ...n the inside of the printer 6 2 LUBRICATION The scanner must be lubricated properly when it is disassembled for component replacement or if mechanical noise exceeds a certain level EFSON recommends only the lubricant listed in table below for this scanner It has been tested extensively and found to comply with the requirements of die scanner mechanism The figure on he next page shows the lubricati...

Page 100: ...FilmScan 200 Rev A 6 2 Shaft 1 G 36 1 G 36 Figure 6 1 Lubrication Points ...

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