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

Calibration and Images



Understanding the Cal-files:



Calibration files can be found in the software folder. Windows Photo Viewer

can view the Cal-

files. We recommend that you open the “High Dose”

calibration of each cassette size to verify an artifact free calibration.

14 x 17 Cassette Calibration

10 x 12 Cassette Calibration

File

Description

File

Description

Cal0.tif

Scan Blank

Cal4.tif

Scan Blank

Cal1.tif

Scan Low Dose

Cal5.tif

Scan Low Dose

Cal2.tif

Scan Mid Dose

Cal6.tif

Scan Mid Dose

Cal3.tif

Scan High Dose

Cal7.tif

Scan High Dose

Section.dat

Cal0 - Cal3
compressed together

Section2.dat

Cal4 - Cal7
compressed together

Содержание FireCR

Страница 1: ...DIGIRAY CORP Basic Guide of FireCR Scanner...

Страница 2: ...Training Contents Install FireCR Explain the function of each part Disassembly and assembly of FireCR Explain how to calibrate Explain Quantor software Common Issues...

Страница 3: ...CR scanner must be placed on the flat desk with at least 50 cm free space on the front side Free space of 20 cm back side Item Quantity FireCR Plus Scanner 1 Power Cord 1 Power Adaptor 1 Dust Cover 1...

Страница 4: ...k of FireCR scanner Connection Note You must connect USB cable to USB port 2 0 of PC 5 Connect a dongle to PC Q dongle is needed 6 Download and install Quantor software Please refer to the below websi...

Страница 5: ...for User manual download for Quantor software download...

Страница 6: ...rator account Connect the USB dongle to a USB port You should connect USB cable to USB 2 0 port Launch software file QuantorMed 2 x x Setup exe Click the Next button as shown in Figure 2 1 Choose all...

Страница 7: ...Choose your language and click Next button as shown in Figure 2 3 Choose FireCR model and click the Next button as shown in Figure 2 4...

Страница 8: ...Choose the destination folder and click the Install button as shown in Figure 2 6 Installation status will be displayed...

Страница 9: ...Installation status of the FireCR USB driver will be displayed as shown in Figure 2 7 Installation is successful Figure 2 8 will show up Click Finish to finish the installation...

Страница 10: ...the Windows Security Dialog Box pops up after installation click Allow access...

Страница 11: ...7 PC requirement Recommended PC requirement Minimum PC requirement...

Страница 12: ...the X ray intensity it receives 3 The stored energy is released as visible light when a laser in the CR Reader scans the IP This phenomenon is generally called photostimulable luminescence PSL 4 The i...

Страница 13: ...Basic configuration of CR Computed Radiography system Imaging Plate Cassette Housing...

Страница 14: ...y energy 3 The luminescence radiation stimulated by laser scanning is collected through a light guide into photomuliplier tube PMT which converts it into electric signals 4 The signal output from the...

Страница 15: ...FireCR Overview Fast scan axis 1 Beam Flow Steering laser unit Secondary mirror assembly IP Fiber bundle PMT Slow scan axis 1 Y axis motor HD mode 100 um resolution SD mode 200 um resolution...

Страница 16: ...FireCR Scanner Video on how to use https www youtube com watch v xVkq_ sIabc...

Страница 17: ...x 14 Inch 10 x 12 Inch Wall mount option for minimum space occupancy One step integrated scanning and erasing FireCR Flash Scanner High throughput up to 70 plates per hour Resolution 100 micron meter...

Страница 18: ...ireCR Plus Overview Fast scan axis 1 Beam Flow Steering laser assembly Secondary mirror assembly IP Fiber bundle PMT PSD Slow scan axis 1 Y axis motor HD mode 100 um resolution SD mode 200 um resoluti...

Страница 19: ...ner Clock 168MHz Ethernet Controller USB Controller Regulato r Out 2 5V Regulato r Out 1 2V Regulato r Out 1 8V AC DC Adaptor Input 100 240V AC 50 60 Hz Output DC24V 50W RFID Reader Board RFID Tag BLD...

Страница 20: ...Main Board Core Board...

Страница 21: ...to some peripherals such as Y axis motor and Eraser unit etc 2 All sensors on off reading 3 Convert analog signal to digital 4 Provide Power to PMT laser module RFID board some peripherals 5 Transmit...

Страница 22: ...rror it rotates 1800 rotation per 1 minute 1800 rpm It is allowed to scan whole moving plate 3 F theta lens It helps beam focus on the moving plate Laser Steering Unit Issue 1 There could be no light...

Страница 23: ...BLDC board Function 1 BLDC motor driver 2 Control BLDC motor to maintain same stable speed BLDC Issue 1 Bad RPM...

Страница 24: ...1 0 1 5 This version is compatible to Optic version 1 6 BLDC V6 1 2a Firmware V1 0 1 9 This version is compatible from Optic version 7 In case of Optic Plate version 7 the dip switch of BLDC board is...

Страница 25: ...Cassette Motor Lock Board Function 1 Control cassette lock unlock Cassette Motor Lock Board Issue 1 Cassette lock motor doesn t work Cassette Lock Board...

Страница 26: ...2 Read the information of unit identity 3 Transmit the information to Core Board RFID Issue 1 It can t recognize cassette itself or cassette size 2 It can t recognize the scanner type ex 20 40 60 80...

Страница 27: ...s the laser steering unit move up and down 2 It continuously move up and down to find out best PSD position when you press auto alignment button Laser Steering Unit Issue 1 Auto alignment fail Right a...

Страница 28: ...with HD mode as the slow scan speed 3 Laser steering unit works on it as the fast scan axis Y axis Motor Issue 1 It happens the regular horizontal lines 2 It can t pull out the moving plate from the c...

Страница 29: ...tive Detector PSD means Position Sensitive Detector Amplify the signal It recognizes exact position using ADC converted voltage It can determine scan start position and scan end position PSD Right Sen...

Страница 30: ...Unit Function 1 Erase the image on the moving plate 2 Eraser works after scanning Eraser Issue 1 Still exist image residual even though erasing 2 Don t forget to erase twice in case you use high dose...

Страница 31: ...2 It converts light into the electric signal 3 High sensitivity It can detect the signal even though using less light Flow Light Photocathode Electons Anode Photocathode Emit electron when receiving...

Страница 32: ...ing plate or Moving plate 2 FireCR has two types of cassettes and IPs 14 x17 Inch 14 x12 Inch IP Features 1 The moving plate stores X ray image 2 White light Erase the image on the moving plate when e...

Страница 33: ...Understanding FireCR Flash Calibration Note X ray exposure must cover entire cassette...

Страница 34: ...ner has a different Fiber Bundle Condition Fiber bundle collectors have different light sensitivity Image is optimized using calibration It means that brightness of image is uniform Image Brightness B...

Страница 35: ...erstanding FireCR Flash Calibration 1 Auto Alignment 2 Erasing 3 We expose four images with different dose ScanBlank SacnLowDose ScanMidDose ScanHighDose 4 Calibration Before calibration After calibra...

Страница 36: ...ire cassette at the recommended values and if the value is out of range adjust mAs until the numbers are green Note mAs and calibration values are directly proportional so a 5 increase in mAs will equ...

Страница 37: ...cassette size to verify an artifact free calibration 14 x 17 Cassette Calibration 10 x 12 Cassette Calibration File Description File Description Cal0 tif Scan Blank Cal4 tif Scan Blank Cal1 tif Scan...

Страница 38: ...scan 6 Laser on off 7 Eraser on off 8 Stage control current should be 40 40 9 Beam aligner control 10 PMT Photo Multiplier Tube gain 11 ADC Analog to Digital Converter offset 12 Diagnostics window on...

Страница 39: ...r RPM 1840RPM 10 Gauge 2 Right PSD peak Gauge 3 Right PSD balance Gauge 4 Left PSD peak Gauge 5 Left PSD balance Gauge 6 Internal frame temperature Gauge 7 Mainboard temperature Gauge 8 Eraser tempera...

Страница 40: ...2 Disassembly Top Cover 1 Turn the power off 2 Unplug the USB cable and power cord 3 Remove 4 front screws and 3 rear screws from the base plate 2 5mm hex...

Страница 41: ...2 Disassembly Top Cover 1 Pull back cover...

Страница 42: ...2 Disassembly Top Cover 1 Slowly lift cover from the back Note Before removing the cover disconnect the LED connector underneath...

Страница 43: ...2 Disassembly Internal Cover 1 Remove the 6 screws on the top of the internal cover 2 Philips Note Some scanners have 10 scrows...

Страница 44: ...2 Disassembly Internal Frame 2 Disconnect the cassette lock cables from the cassette lock board and feed them through the hole in the middle of the internal cover...

Страница 45: ...ternal Cover front When refitting the Internal Cover make sure that the cables on both sides go through the upper grooves Refit it from front to back and make sure that the end of the Internal Cover g...

Страница 46: ...Cover 3 Remove 2 screws from each of the three spring loaded brackets 2 5mm hex 4 Unplug the 3 wire connectors 1 to BLDC 2 to Main Board 5 Lift out Optic Plate 6 Reinstall in reverse order Note Keep p...

Страница 47: ...2 Disassembly BLDC Board 1 Remove Top Cover 2 Remove Internal Cover 3 Unplug 2 wire connectors from BLDC Board...

Страница 48: ...2 Disassembly BLDC Board 4 Remove 4 screws 2 5mm hex 5 Reinstall in reverse order...

Страница 49: ...2 Disassembly Main Board 1 Unscrew the 6 screws that hold down the board and replace 2 5mm hex...

Страница 50: ...2 Disassembly Main Board Note Make sure to connect the cables correctly when reassembling The cables all have tags corresponding to descriptions on the connectors...

Страница 51: ...2 Disassembly Core Board 1 Remove Top Cover 2 Remove Internal Cover 3 Remove the Loctite on the nuts 4 Unscrew the 4 nuts on the core board...

Страница 52: ...5 Disconnect the 2 ribbon cables and wire connector 6 Replace the old core board with a new core board 7 Reinstall the nuts to secure the core board 8 Connect the 2 ribbon cables and wire connector 9...

Страница 53: ...2 Disassembly Cassette Lock Motor Board 1 Remove Top Cover 2 Remove Internal Cover 3 The Cassette Lock Motor Board is located front section of the Fire CR...

Страница 54: ...2 Disassembly Aligner Motor 1 Remover back over...

Страница 55: ...2 Disassembly 2 Remove 2 screws from aligner motor Aligner Motor 3 Cut cable ties holding wiring harness to cross bar...

Страница 56: ...2 Disassembly 4 Remove 3 BLDC bracket screws 2 5mm hex Note Wiring harness routes under BLDC bracket and along the side of scanner Aligner Motor 5 Remove 2 cable along the side of scanner...

Страница 57: ...g the side of the scanner 3 Unplug wire connector from Main Board 4 Loosen set screws on belt pulley on motor and axle 5 Slide both pulleys toward side of scanner until motor pulley slips off end of s...

Страница 58: ...g the side of the scanner 3 Unplug wire connector from Main Board 4 Loosen set screws on belt pulley on motor and axle 5 Slide both pulleys toward side of scanner until motor pulley slips off end of s...

Страница 59: ...2 Disassembly 1 Remove the 6 screws for from the fiber bundle cover 2 Lift off cover Fiber Bundle...

Страница 60: ...2 Disassembly 3 Remove the two screws from the PMT housing 4 Loosen PMT connectors Fiber Bundle...

Страница 61: ...2 Disassembly 5 Remove the two screws at the edge of the eraser 6 Pull back eraer Fiber Bundle...

Страница 62: ...emove the screw on each side of the fiber bundle 10 Lift out fiber bundle Note Be careful not to scratch the fibers while pulling out the fiber bundle and note the location of the dowel pin on ea ch s...

Страница 63: ...Calibration and Images Note Exposure must always cover the entire cassette Calibration Geometry...

Страница 64: ...top cover and internal cover 7 3 Check the voltage 7 4 Make sure that voltage reads 24V Scanner must turned on 7 5 If not disconnect the power cable on the main board 7 6 Make sure that voltage reads...

Страница 65: ...ng 2 1 Turn off the power and disconnect the power cable and USB cable 2 2 Remove the top cover and internal cover 2 3 Remove 6 screws holding fiber bundle guide in position using 2 5mm hex key and re...

Страница 66: ...Remove the screw on each side of the fiber bundle in place using a 2 5mm hex key 2 6 Lift up the fiber bundle and clean the end using either an antistatic screen wipe or a microfiber cloth and techni...

Страница 67: ...core board led status 4 5 When you turn on the power one led of the core board is on One led is on Three led is on One led is on 4 6 If the led of the core board is something wrong replace the core bo...

Страница 68: ...another cassette housing to check cassette working well 5 1 2 Remove the top cover and internal cover 5 1 3 Scan it with pushing both locks on the side of the cassette housing 5 1 4 Check it if the c...

Страница 69: ...Without cassette 5 2 1 Check the home sensor 1 Turn off the power 2 Remove the top cover and internal cover 3 Move the stage forward and backward manually 4 Remove 6 bolts and remove the black fiber g...

Страница 70: ...er assembly 7 Turn on the power 8 Manually sense the home sensor with a small wrench 9 If the stage dose not stop need to replace the home sensor 10 Stage stop need to align the stage 11 If it doesn t...

Страница 71: ...6 Auto align fail 6 1 Check laser is on 6 2 Check both auto alignment motors work well 6 3 When you auto aligns beam must cover whole area of PSD 6 4 Check PSD itself...

Страница 72: ...7 The case of artifact There are horizontal lines on the image In case of these horizontal lines replace the defective Y axis motor...

Страница 73: ...8 The case of artifact There are vertical lines on the image In case of these horizontal lines clean the fiber bundle or replace the defective fiber bundle...

Страница 74: ......

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