InoTec SCAMAX 2600 Service Manual Download

Page: 5 / 68

SCAMAX

2600/4000

Tech. Manual 06/2002

T-5

1.2 Technical Data

- Scanner type:

CCD array camera

- Number of scan units:

- 1 scan unit for single sided scanning

- 2 scan units for simultaneous scanning of front and back page

- Resolutions:

200, 240 (SCAMAX2600 only), 300 and 400 dpi

- Document widths:

26 mm - 320 mm

- Document lengths:

from 60 mm upward

- Document thickness:

various, can be set for each stack or single sheet

- Document feed:

automatic from stack or single sheet hand feed

- Stack height:

max. 50 mm

- Double Feed Detection:

document length check and ultrasound sensor

- Video Port out to PC:

V24, video digital, bitonal

optional: video with 256 greyscales (8 bit greyscale)
with

- Control Port to PC:

serial, 9 pin, RS232

or:

- SCSI 2 Port to PC:

50 pin, high density

with

- serial interface to service PC

- Binarisation method:

- Standard unit

1. with fixed threshold

and

with

one-dimensional

auto-threshold

- with Dtplus board:

with two-dimensional auto-threshold

Summary of Contents for SCAMAX 2600

Page 1: ...SCAMAX 2600 4000 Tech Manual 06 2002 T 1 Service Manual Document Scanner SCAMAX 2600 4000 As at 04 06 2002 SB...

Page 2: ...BOARD 33 3 6 ULTRASOUND DOUBLE FEED DETECTOR 35 3 7 FOOTSWITCH 36 3 8 ENDORSER 36 3 8 1 Printhead 36 3 8 2 Photocell 37 3 8 3 Processor Board 37 3 8 4 Endorser Settings 39 3 8 4 1 Print Density for T...

Page 3: ...ndition dependent Faults with GAL 2 3 59 3 13 3 Paper Feed with Separation System 60 3 13 4 Rubber Roller Pairs two 63 3 13 5 Paper Output Path 63 3 13 6 Output Hopper 64 3 13 7 Drive Mechanism with S...

Page 4: ...th two scan units for double sided scanning and SCSI interface s2600040 SCAMAX 4000 Simplex Video Colour with one scan unit for single sided scanning and video interface s4000010 SCAMAX 2600 Duplex Vi...

Page 5: ...be set for each stack or single sheet Document feed automatic from stack or single sheet hand feed Stack height max 50 mm Double Feed Detection document length check and ultrasound sensor Video Port o...

Page 6: ...depth 510 mm 365 mm 650 mm Weight 39 kg Endorser the optionally fitted endorser facilitates printing of free dorm text date time and sequence number on the back of documents Environmental requirements...

Page 7: ...SCAMAX 2600 4000 Tech Manual 06 2002 T 7...

Page 8: ...board can be installed for each scan module This enhances image quality greatly Image information is transmitted digital bitonal black white from the scanner s video interface to the video board f ex...

Page 9: ...e SCAMAX 2600 can be fitted with a greyscale interface The greyscale interface passes image information in 8 bit form 256 grey levels to the scan PC Scanner module front page Scanner module reverse pa...

Page 10: ...board It converts the images to bitonal black white format for the front and back respectively and transmits it separately to the scan PC As can be seen in the drawing one port each for bitonal and gr...

Page 11: ...lex models The controller board controls all process in the machine The I O board converts TTL signals from the controller board into the signals required by the various users such as motors It also c...

Page 12: ...SCAMAX 2600 4000 Tech Manual 06 2002 T 12...

Page 13: ...t is deposited into the output hopper In the scan area the sheet is illuminated by one or two fluorescent lamps simplex or duplex The lamps are offset to each other to minimise print through The light...

Page 14: ...SCAMAX 2600 4000 Tech Manual 06 2002 T 14...

Page 15: ...peed being 20 MHz This means that each second an enormous amount of image information is read and output i e 20 megapixels for bitonal and 60 megapixels for colour 20 for each channel red green blue T...

Page 16: ...SCAMAX 2600 4000 Tech Manual 06 2002 T 16 Illustration of optical reduction...

Page 17: ...oard two for colour which provides the connection to the controller board and for colour also to the video interface Both mechanical and electronic adjustments are accomplished by using the service pr...

Page 18: ...change of the camera board will yield the result desired This methodology has the advantage of retaining the optical alignment of the camera 3 1 2 1 Changing Camera Board Type 2 3 Switch off Scanner A...

Page 19: ...ead 3 1 2 2 Changing Camera Board Type 0 The difference to the procedure described under 1 1 2 1 is that the camera type 0 has two boards mounted on top of each other The board having the potentiomete...

Page 20: ...must be absolutely free from dust and grease Clean it Insert the complete camera unit into the adjustment frame ensuring the springs are forward Check that springs are not bent Compress the springs s...

Page 21: ...edge of paper must be parallel Transport paper step by step into the scan slot By turning the set screws A B a quarter of turn at a time adjust the camera until the left and right side of the signal d...

Page 22: ...ustration 5 Illustration 4 Point of view Scan slot Back side Point of view Scan slot Front side Viewd through drill holes Point of view To align Paper Paper Scan slot Paper edge Lamp holder Rear paper...

Page 23: ...the lens holder till maximum deflection is achieved Fasten camera and lens holder and check centre setting again Set CCD sample delay D key When completed insert sheet in landscape mode and perform wh...

Page 24: ...ing the service program menu option Camera Test the camera signal is adjusted to a value of 20 lower auxiliary line via potentiometers P2 and P4 Both channels must be identical Remove the black calibr...

Page 25: ...dpi IMPORTANT switch off cropping and deskew View the resulting image using an image viewer If the image shows a black border on one side the camera has to be adjusted via the set screw C This process...

Page 26: ...0 Baud 4 X1 34 pin X2 34 pin X3 34 pin X4 34 pin Output control cable to PC Shielded cable from back camera Shielded cable from front camera PC interface or SCSI Board bitonal to I O board position PL...

Page 27: ...face 8 Bit parallel Binarisation when using fixed threshold or one dimensional automatic threshold is executed in the LCA s of the controller as well DIL Switches are used to set the baud rate and sel...

Page 28: ...E B Version Camera type A B W 2 boards E B W 2 boards Release B B W 1 board C Colour Identifier Controller type A LCA Type A E LCA Type E Type A is only found in older SCAMAX 2500 or 5000 An EEPROM st...

Page 29: ...ion necessary for the changeover 1 Remove the left hand cover and the cover plate of the controller 2 Remove all cables and the EPROM FIRMWARE from the controller 3 Remove the four M4 nuts and change...

Page 30: ...st be checked and if necessary cleaned during each preventative maintenance session If a DTplus board is not installed no fan will be fitted The DT plus board sits logically between the camera front a...

Page 31: ...l 06 2002 T 31 camera can easily be led to the scan PC To achieve this the 40 pin plug on the DTplus board is connected to the scan PC For EMV technical reasons these plugs are only fitted if this fea...

Page 32: ...SCAMAX 2600 4000 Tech Manual 06 2002 T 32 Scanner module DT plus Board VST Controller Board 8 bit grey scale 8 bit grey scale to Scan PC Video bitonal Video bitonal to Scan PC...

Page 33: ...microswitches found on the left hand side of the machine are connected to the I O board two microswitches controlling the positioning of the input hopper plate for single sheet feed one at the top th...

Page 34: ...SCAMAX 2600 4000 Tech Manual 06 2002 T 34...

Page 35: ...Paper passes trough the unit at a distance of about 7 mm from the transmitter The ultrasound transmitter generates ultrasound waves 20 kHz that travel through the paper and are received by the ultraso...

Page 36: ...he maximum paper thickness without changing the paper thickness selector 3 8 Endorser The endorser prints information like date time sequence number and so on on the back of the documents during the s...

Page 37: ...board This means each document that passes the photocell will be printed on This principle of operation applies to both regular documents as well as double feeds and or oversized documents The sequenc...

Page 38: ...nd the PDIAG program started Remove the 10 pin plug of the ribbon cable from the controller To restore all settings to the original factory settings load the file INOTEC EEP by pressing F5 Subsequentl...

Page 39: ...rolled by the paper transport speed of the scanner Resolution of a line is 360 dpi This results in a character height of 4 5 mm at 64 pixels The parameters that can change the typeface in the horizont...

Page 40: ...sets the print density according to the resolution selected Changing this value is only possible on a temporary basis Print density for barcodes however can be set as a percentage of text density At 1...

Page 41: ...e a character distance has been implemented which is achieved by inserting blank pixel lines Blank lines can be inserted within certain limits to improve the character display 1 2 3 4 5 6 1 2 3 4 5 6...

Page 42: ...ine is Thickness x 2 Thickness for text and barcodes is handled separately by the endorser 1 2 3 4 5 6 1 2 3 4 5 6 7 8 9 10 11 12 64 63 Horizontal Pixel Printdirection Pixel Line 7 8 9 10 11 12 Thickn...

Page 43: ...ware But it can also be set via the menu 3 8 4 7 Print Position Time KopfStbyZeit If the print head is in the print position and no printing takes place within the time set in secs it is automatically...

Page 44: ...uttons the user is guided through the menu The following picture shows the functions of the three buttons Scrolling through the menu is accomplished downwards by the left button and upwards by the mid...

Page 45: ...000 Edit the lower 4 positions of the counter S Density Density 2400 Edit print density for text printing C DensityBc DensityBC 0100 Edit print density for barcodes in of text Default 100 Thickness Th...

Page 46: ...1 11000000 Displays config byte 1 Config2 Config2 00000000 Displays config byte 2 Config3 Config3 00000000 Displays config byte 3 Config4 Config4 00000000 Displays config byte 4 SaveSetup Saves all da...

Page 47: ...3 15A 250V 5X20mm suitable for both 230V and 115V mains voltage The ceramic housing has several electrical contacts and can be inserted in two positions Each position displays either 230V or 115V The...

Page 48: ...ondary power circuit supplies the two fluorescent lamps with 21 5 V AC The other supplies 24 V AC to the I O board which generates other voltages locally 3 9 3 Switching Power Supply Controller Board...

Page 49: ...SCAMAX 2600 4000 Tech Manual 06 2002 T 49...

Page 50: ...short end of life excessive voltage idling glass breakage quasi rectifier operation spiral break when switching on and during operation are recognised by the ballast and are rectified or cause shutdo...

Page 51: ...are soldered onto a circuit board which is mounted behind the front panel The BCD switch is of the snap in type It is connected to the circuit board via a plug and cable In addition the circuit board...

Page 52: ...o a setting of 5 The HIGH LOW switch also activates the following service routines some of them are described in the User Manual Selection of the service routine is via the BCD switch and initiation o...

Page 53: ...tal that also prevents unwanted light emission upwards or downwards as appropriate The two tubes are somewhat offset and illuminate the front and back respectively of the document being transported Th...

Page 54: ...with Drive Motor The input hopper is designed to allow both single sheet feed as well stack processing Its operation is described in the operating instructions The input hopper plate is driven up down...

Page 55: ...which triggers the forked photocell LED is lit also stops the motor 2 The switch Stack mode Single sheet feed is on stack mode the Start Stop switch is on Start LED green and the paper sensor detects...

Page 56: ...SCAMAX 2600 4000 Tech Manual 06 2002 T 56...

Page 57: ...nted to ensure that the last document of a batch has been pulled in Abreviations used TSE Table SEnsor slotted opto switch at feed belts LSP LightSensorPaper input hopper plate proximity switch MSD Mi...

Page 58: ...N LSP faulty permanent high TSE faulty permanent high MSD faulty permanent high or LSP faulty permanent low MSU faulty permanent low MSD faulty permanent low MSU faulty permanent low MSU faulty perma...

Page 59: ...permanent high TSE faulty permanent high MSD faulty permanent high MSU faulty permanent low MSD faulty permanent low MSU faulty permanent low MSU faulty permanent high Table stays in down position Pap...

Page 60: ...f paper it may cause the opposite with another kind The standard issue of aluminium rollers has been proven to be the best compromise available for the majority of documents encountered The pushback r...

Page 61: ...necessary to allow for unavoidable manufacturing tolerances The two guide plates in the area of the separation mechanism float the documents to the first pair of rubber rollers To ensure that even thi...

Page 62: ...SCAMAX 2600 4000 Tech Manual 06 2002 T 62...

Page 63: ...form The main drive belt drives the bottom roller only of each rubber roller pair The top rollers are idlers pressed against the bottom roller by two springs each In certain circumstances documents c...

Page 64: ...per This methodology provides as falt an output path as possible prevent thin documents from rolling up or turning over Depending on the type of documents a suitable adjustment can be made An adjustme...

Page 65: ...e used to provide cushioning This aids in noise reduction When a scan command is issued the stepper motor starts A flat woven belt transmits the drive power to the following parts the first shaft of t...

Page 66: ...SCAMAX 2600 4000 Tech Manual 06 2002 T 66...

Page 67: ...SCAMAX 2600 4000 Tech Manual 06 2002 T 67...

Page 68: ...reshold default value is 100 the clutch is disengaged and the scan process proper starts Image data are then received by the SCSI interface or scanner interface in the PC At the scan mode default sett...

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