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GYC-1000 Training - Frank`s Hospital Workshop

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2. Does the POWER MONITOR ASSY EA05 Yes have a break Repair or replace the POWER MONITOR ASSY EA05 See 6 13 No Replace the laser head See 6 16 4 24 Error 15 appears Does the 2nd MONITOR of the POWER Yes MONITOR ASSY EA05 have a break No Replace the POWER MONITOR ASSY See 6 13 Measure the power output at the aperture of the delivery unit Is the actual power output within the specified range Perform the adjustment for overpower Specified power See 7 6 3 90 mW or less 20 100 mW or more 15 No Adjust the power output at the aperture of the delivery unit until it becomes within the specified range See 7 6 1 Measure the power output at the aperture of the delivery unit Is the power output No adjusted so that it becomes within the 856 dd specified range Yes Perform the adjustment for overpower See 7 6 3 Is the symptom improved YS Completion of operation ymp p p p No Replace the MASTER BOARD See 6 15 IIA 4 1 4 25 The power output is out of the specified range Is the laser alignment for the fiber optic cable Yes a Taj he Ero roper cable properly P See 7 5 5 No Does the burn pattern have any
3. 10126 6000EL GRN GAN AWG18 AWG18 FV1 25 M3 FV1 25 2 IIA 8 7 17164 EA 14 LD DRIVE TRANSISITOR TRA P113 2 2501662 O w D z 1 O X 3 O D m o TR2 2SD1662 fo 0 0 123 U an m o D D m D z o z w O O O TR4 TR2 BOTTOM VIEW VHR 3N 17164 EA15 FV1 25 3 X4 17164 EA16 TB2 P117 2 Qu BAN CE 4 3 Qu BAN 5 93 BLK 6 Qu BLK EE 4 2 3 PA FLVDDF2 250AS X4 17164 EA17 to P S P20 1 P109 m EHR 2 EHR 4 8 17164 EA18 P123 T WHT SHIELD z RED 2 UL2405 AWG28 EHR 4 Piae 888 B RED gt lt 3 ORN gt lt 5 EHR 5 PS 26SD D4C2 17164 EA19 P116 to L H 1 J6 2 J7 3 J8 J9 FLVDDF2 250AS TUB 1 25 X4 X4 17164 EA20 P121 pd d SC I 2 Bhu DES VHR 2N TUB 1 25 Xe 17164 EA21 EMERGENCY SW m Sua 04 P301 BRN RED L EN 2 S ORN COM1 Gg a YEL NC4 5 GAN come oe E BLU NC2 EHR 6 UB 25H1NBKS1R J10 J11 IIA 8 9 17164 EA22 NF1 PSOSODH3B D A PE ct O U BLK O L gt 4 FV1 25 4 WHT JO N Y G FV1 25 4 Y G O E
4. IIA 4 3 4 5 Error 3 appears Does the AIMING SHUTTER ASSY EA03 have a break No Is the AIMING SHUTTER ASSY positioned at the detectable area of the sensor Repair or replace the AIMING SHUTTER ASSY EA03 See 6 6 Yes Is the voltage between the 3rd and 5th 6th and Sth pins of P107 J107 on the MASTER BOARD approximately 1 3 DVC Perform the position adjustment of the AIMING SHUTTER ASSY Yes Is the voltage of P107 J107 on the MASTER BOARD as follows when the aiming beam is OFF 4th 5th pins 5 V 7th 5th pins 0 V Yes Is the voltage of P107 J107 on the MASTER BOARD as follows when the aiming beam is ON 4th 5th pins 0 V 7th 5th pins 5 V Replace the AIMING SHUTTER ASSY EA03 See 6 4 Repair or replace the AIMING SHUTTER ASSY EA03 See 6 6 Yes Replace the MASTER BOARD 4 6 Error 13 appears Disconnect P113 J113 on the MASTER BOARD Is the circuit between the Ist and 3rd pins of P113 on the TRANSISTOR ASSY short circuited Yes Repair or replace the AIMING SHUTTER ASSY EA03 See 6 6 No Disconnect P114 J114 on the MASTER BOARD Is the circuit between the Ist and 3rd pins of P114 on the TRANSISTOR ASSY short circuited No Replace the MASTER BOARD See 6 15
5. O 10 PSOSODH3B FV1 25 M3 FV1 25 M3 BOTTOM VIEW 0 14 OMA gl 8 5 List of the replacement parts Set of Phillips screwdrivers Set of flat head screwdrivers Blower Thin stick chopstick Hex wrench Needle nose pliers Nipper Wire stripper Soldering iron Tweezers Set of precision screwdrivers Industrial screwdriver Multimeter Oscilloscope Lens cleaning paper Alcohol solution Thread locking adhesive Heat shrinkage tube Name of part Part No Switching power supply 17164 E010 MASTER BOARD 17164 BA01 FAN 17164 EA06 COAG SHUTTER ASSY 17164 1310 SENSOR BOARD 17162 BA10 AIMING SHUTTER ASSY 17164 1320 Laser ASSY 17164 1000 LASER HEAD 17164 G001 FIBER SW 17164 EA01 MAIN CPU 17164 E150 SUB CPU 17164 E160 CB CABLE 17164 EA13 AIMING LD 17164 EA02 DELIVERY board 17164 BA08 MONITOR ASSY 17164 1200 EMERGENCY SW 17164 EA21 8 6 Tools Japanese special paper Gampi shi Solder IIA 8 15 8 7 DIP switches No Operation Contents 1 Interlock cancellation Interlock detection is canceled However laser emission is stopped by hardware when INTLK occurs 2 Error cancellation Error detection is canceled 3 Not used 4 Switching between Current Current control mode OFF or Light control mode ON of laser and Light modes emission can be sel
6. Yes Replace the TRANSISTOR ASSY See 6 7 Replace the TRANSISTOR ASSY See 6 7 4 4 oA O CO OOOO OO OU OUUUOURRR 4 7 Error 20 appears Yes Does the LH CABLE ASSY have a break Repair or replace the LH CABLE ASSY No Disconnect P123 J123 on the MASTER BOARD Is the resistance between the Ist No and 2nd pins of P123 of the LH CABLE ASSY 6 12 KQ Yes Replace the laser head See 6 16 Replace the MASTER BOARD See 6 15 Ro Replace the laser head See 6 16 Is the symptom improved Yes Completion of operation 4 8 Error 21 appears Does the LH CABLE ASSY have a break Yes Repair or replace the LH CABLE ASSY No Disconnect P123 J123 on the MASTER BOARD Is the resistance between the 3rd No and 2nd pins of P123 of the LH CABLE Replace the laser head See 6 16 ASSY 8 12 5 Q Yes Replace the MASTER BOARD See 6 15 No Is the symptom improved Replace the laser head See 6 16 Yes Completion of operation WP 4 5 4 9 Error 54 appears Can the FIBER SW be turned ON when the fiber optic cable plug is connected Yes No Perform the position adjustment of the FIBER SW Is electricity applied betw
7. AAC 4 6 4 13 The coagulation time cannot De changed 4e oret an pactis rae ciar 4 7 4 14 The brightness of the aiming beam cannot be changed 4 7 4 15 The aiming beats Misiles 4 7 4 16 The interval time cannot be changed dt tes unanime 4 7 4 17 The READY indicator does not lightup ada AAC ac a 4 7 4 18 The counter cannot Dot NAS ES 4 7 A R 4 8 ZU Errot 53 Be Al sd di a 4 9 4 21 Errot 55 APS AA A A AS A kb da 4 9 422 INTERLOCK 2 7 appeals ooo do ten ran 4 9 4 23 Error 10 AACA nn RPE A eu Ub 4 10 4 24 Error 15 appeals cantina oaza ea 4 10 4 25 The power output is out ofthe specified range aso AWG WOW Ea 4 11 4 26 When the spot size is set to 50um the power output is out of the specified range 4 11 4 27 The emergency stop switch cannot be activated 4 12 5 REMOVING COVERS scsi adn ais 5 1 5l Removing R R e GO T 5 1 6 REPLACEMENT pc 6 1 6 1 Replacing the switching power supply cuido doa dica 6 1 11 DRE TTE a A 6 1 6 3 Replacing the CO EINE 6 2 6 4 Replacing the COAG SHUTTER ASSY inician diia 6 3 6 5 R placing the A VIN CESDOLGE ansiada il 6 3 6 6 Replacing the AIMING SHUTTER ASSY oi 6 4 6 7 Replacing the TRANSISTOPZ ki AR A W i GA 6 4 D s
8. Only NIDEK service persons and persons trained by NIDEK for the GYC 1000 service work are allowed to repair the instrument e Observe the procedures to perform the repair work If not accidents or failure of the instrument may result When performing the maintenance work turn OFF the power switch and disconnect the power cord from the wall outlet unless the power needs to be ON 2 2 Cautions in maintenance Take action against static electricity before service work Incase of instrument malfunction turn OFF the power switch after checking the symptom Never drop parts or screws inside the instrument nor bump it against surrounding objects Prepare storage cases so as not to lose the removed screws or parts Screw or unscrew the screws with proper tools e After loosening the screws fixed by a thread locking adhesive be sure to reapply the thread locking adhesive to the screws when you retighten them After replacing parts make sure that they are fixed securely before turning ON the power e If you observe strange odors or smoke being issued from the instrument immediately turn OFF the instrument disconnect the power cord from the outlet and diagnose the cause If the instrument is powered in abnormal conditions fire electric shock or total loss of the instrument may result Refer to 8 1 Wiring diagram and 8 2 Connectors and cables for checking cable breaks as described in 84 SUB TROUBLESHOOTI
9. This technical bulletin TB describes the method of adjustment of the power output and the power output deviation limits of the GYC 1000 1 Checking the output 1 Connect the delivery unit to the main body Then measure the actual output power of the green laser beam at the aperture of the delivery unit with the settings 100 mW and 1000 mW In the case of the slit lamp delivery set the spot size to 200 um 2 If the setting and the actual power output are different steps 2 and 3 described below must be executed As a guideline if the difference is 10 or more execute the power output adjustment 2 Power output adjustment 1 Execute the fiber optic cable alignment 2 Set the power output to 1000 mW and the exposure time to 3 00sec 3 Emit the green laser beam and measure the actual power output at the aperture of the delivery unit 4 Remove the round cap on the rear of the control box with a precision screwdriver 5 Set 6 of the DIP switch on the circuit board to the OFF opposite side with a precision screwdriver 6 Input the parameters of the following addresses again Parameter addresses Corresponding delivery unit 20 SL 130 21 SL 1600 24 Endo 26 BIO 27 Haag 28 Combo Example If the actual power output is 10 lower than the setting increase the parameter by 10 7 Set 6 of the DIP switch to the ON side 8 Emit the green laser beam and measure the act
10. 5 Tighten the fixing screws n 2 on the holes from where screws were removed in step 4 6 Mount the unit A on the main body Tighten the following screws on the screw holes from where screws were removed in step 3 Two screws for each side n 4 in all Screw type SB4x12 SW4 3PW4 4 for each When mounting the unit A be sure to move the tray to the lowest position 5 2 7 Fix the unit A on the fixing screws n crews n 2 tightened in step 5 with the following screws Screw type TC5x10 8 Attach the rings to the heads of the screws tightened in step 6 Rings 4 in all The rings fill in the clearance so that the right cover or left cover can be fixed NIDEK CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN 60F7 A 8 NUMBER 17164 004E 004J Attach the right cover and left cover Right Left cover Waterproof tape Fix the cover using the screw holes from where screws were removed in step 2 Remove the prooftape from the original covers and then reattach them to the covers to be replaced Close the cover at the rear Now the unit for the GYC 1000 has been completed Screw n 1 10 The following describes the mounting procedure of the unit B that fixes the control box of the GYC 1000 Open the main body as shown in the picture on the right Remove the screw n 1 To remove this screw a short Phillips screwdriver approx 80
11. GYC 1000 TECHNICAL BULLETIN 1087 W 8 NUMBER 17164 004E 004J DATE November 21 2003 BY S Matsuura NA BE INFORMATION ONLY C MANUAL UPGRADE ROA FF IVY Y FIVE C CHANGE NOTICE CARA LIMODIFICATION 2838 INFORMATION 5950 C PRIORITY REKET AS NECESSARY SERS ST C APPLICATION NOTE SJUJUr vav h The purpose of this Technical Bulletin is to inform you of the options on the GYC 1000 017164 5100 handle for main body This handle which facilitates carrying the main body is mounted on the main body of the GYC 1000 When opening the cover with the handle mounted remove the handle beforehand 017164 5200 CV mounting unit This unit allows the main body of the GYC 1000 to be installed on the NIDEK CV 24000 cataract and vitreous surgical system It can be installed on the shipped products CV 24000 Mounting this unit blocks the photodetector beside the speaker Use the photodetector above the LCD touch panel As the tray on the main body may contact this unit move the tray to the lowest position Also do not put any objects on the tray when it is stored The following describes the mounting procedures NIDEK CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN 20F7 dX 8 3D NUMBER 1 17164 5100 handle for main body mounting procedure Accessories Handle Rubber feet Screw
12. 17164 BA01 to match the TP8 voltage with the TP9 voltage when emitting the laser The TP9 voltage is fixed 1000mW While emitting the laser turn INTLK2 7 occurs VR6 on the MASTER BOARD 17164 BA01 so that the TP8 voltage becomes the TP9 voltage 20 Adjust the value of TP8 voltage parameter address 55 so that INTLK 2 7 TP9 voltage only a beep occurs at that time See 7 1 TP9 voltage 20 1000mW While emitting the laser turn VR6 on the MASTER BOARD 17164 BAO1 so that the TP8 voltage becomes the abor TP9 voltage 20 Adjust the value of T9 voltage parameter address 58 so that Err 15 only a beep occurs at that time See 7 1 TP9 voltage 20 BA01 to match the TP8 voltage with the TP9 voltage when emitting the laser Set all DIP switches of the CB 17164 BA03 to the ON position 7 14 SIA 7 6 3 2 Adjustment at 50mW 1 2 Set the POWER display of the CB to Set the POWER display of the CB to Set DIP SW No 1 2 of the CB 17164 BA03 to the OFF and No 3 8 to the ON position Turn OFF the master and key switches Set the oscilloscope to the terminals below and turn ON the master and key switches CHI TPS on the MASTER BOARD 17164 BA01 CH2 TP4 on the MASTER BOARD 17164 BA01 Turn VR6 on the MASTER BOARD 17164 BA01 to match the TP4 voltage with the TPS voltage when emitting the laser The TPS voltage on the MASTER BOARD 17164 B
13. 17164 M070 See 7 5 4 Attach the fiber optic cable to the CONDENSER ASSY 17164 1700 set the laser power output to 500mW and emit the laser onto a wall etc D 3 Turn the adjustment screws for the X and Y axes 17164 M112 so that the periphery of Center of the laser beam Periphery of the the burn pattern on the wall etc fades out burn pattern lightly burnt 4 Set the power meter to the end of the fiber optic cable 5 Turn the adjustment screws for the X and Y axes 17164 M112 to adjust the position so that the power meter reads the maximum 6 Perform step 5 repeatedly to adjust the position finely so that the power meter reads the maximum laser power Make the fiber optic cable turn one rotation at 90 degree intervals Verify that the measured power at every 90 degrees is 90 or more of the power obtained in step 6 8 Tighten SB3x12 and the lock rings 17164 M112 of the adjustment screws Then perform step 7 and verify that the measured power is 90 or more fit is not repeat steps 5 to 8 I NU 7 11 7 6 Total adjustment 7 6 1 Adjustment of the light control 1 2 Set DIP SW No 1 and 2 on the CB to the OFF position and No 3 to 8 to the ON position Detach the fiber optic cable and set the value of parameter address 24 to 100 See 7 1 3 Attach the fiber optic cable and set the power meter COHERENT Model 201 to the end 4 of the fiber optic cable Foll
14. 17164 M109 2 Connect the clamp tester to the 2 BRN cables of J117 5V PS ASSY 17164 EA16 on the MASTER BOARD 17164 BA01 Set DIP SW No 6 on the CB 17164 BA03 to the OFF position and turn ON the master and key switches 3 Set the power meter COHERENT Model 201 to the laser beam window receptacle of the main body 4 Adjust the current by pressing the POWER switch on the CB so that the clamp tester reads the same current as the one 2 5W in the Shipping Record when emitting the laser At the same time verify that the power meter reads 2 3W or more 5 Attach the near point optical axis calibration jig 19344 M910 to the attached position of the receptacle 17164 M107 6 Loosen SB3x12 n 6 illustrated on the right figure and adjust the vertical and horizontal positions so that the optical axis of the green laser coincides with the center of the near point optical axis calibration jig lt Horizontal position adjustment 7 8 SIDA 7 5 2 Optical axis adjustment of aiming beam 1 Loosen HH3x6 and turn the LD 17164 EA02 to adjust the optical axis of the aiming beam so that the shape of the aiming beam becomes lateral as illustrated on the right when matching the aiming beam position to the near point optical axis calibration jig 19433 M910 Turn the LD The shape of the AIM ING beam is lateral
15. 5V Div 500msec Div 21 Emit the green laser beam and adjust VR6 on the master board so that the voltage of TP8 becomes the same as that of TP9 Returned to the original state 22 Attach the cover on the main body Reset 1 and 2 of the DIP switch to the original state Then perform the function check NIDEK CO LTD NIDEK GREEN LASER PHOTOCOAGULATOR Model GYC 1000 SERVICE MANUAL K NIDEK CO LTD January 22 2004 Pages in total 68 XGYC4 RDA001A E S 1 INTRODUCTION pc 1 1 Table of Contents S 2 SAVE nani A A 2 1 3 4 2 General ESC AUIS 9 en 2 1 22 Cautions OOOO ra 2 1 2 3 Cautions NAGO ssl 2 2 TROUBLESHOOTING eii 3 1 SUB TROUBLESHOOTING sicsssessessosssossesseasronssossoessoassnescsoncesesssonssossianesenssosssonssosseess 4 1 4 1The LINE indicator does not lisina dass 4 1 42 Thetan docs Not WOK a 4 1 AS INTERLOCK O APPS A OR Ud Ea 4 2 4A Error A A 4 2 o O ee 4 3 jo RE D 4 3 A RE ya kwe dd A PR 4 4 48 Error 2 appeals AA II II A iss 4 4 4 9 Error 54 PA Mha NI Spa Kanana AKAA 4 5 4 10 Any error mihe 905 APPS ata 4 5 4 11 INTERLOCK 4 appears aaa GA EEE Aka 4 6 4 12 The coagulation power cannot be changed Ao
16. Replacing Che FIBER S Wi dicas 6 4 69 Replacing the CPU Rer e A 6 5 6 10 Repairing and replacing the CB ASSY sisas ni 6 5 6 11 Replacing the LDASSY ac 6 6 6 12 Replacing the DELIVERY BOARD dad iia idad rt 6 6 5 13 Replacing the Monitot ASSY sis 6 7 6 14 Replacing the EMERGENCY switch Sands encens 6 7 6 15 Replacing the MASTER BOARD aaa 6 8 6 16 Replacing the LASERNEAD araras denied ba 6 9 4 ADJUSTMENT rn 7 1 ZL SEN Par aora 7 1 7 2 Adjustment ofthe MASTER BOARD acesas eb iia adi s 7 1 7 2 1 Initial setting of the MASTER BOARD isssc ccssascascssasseaassbassadarsassccaeaaasecentassaareass 7 1 7 2 2 Adjustment for Peltier do IO nue mins 7 2 7 2 3 Current adjustment of the limiter aka GE A A an amnm an a 7 4 Te Connection check of the laser lia di 7 5 7 4 Operation Check OF the SUN niii 7 6 7 4 1 Operation check of the COAG SHUTTER ASSY sess 7 6 7 4 2 Operation check of the AIMING SHUTTER ASSY ss 7 6 7 5 Optical ACIS MA e e elements 7 7 7 5 1 Opticalaxis adjustment of green A ia 7 7 7 5 2 Optical axis adjustment ofaiming beam en at 7 8 7 5 2 1 Near point confocal adjustment resina iii 7 8 1322 Far point confocal ajuste asii 7 8 ERA Ere calada passing ads 7 9 7 5 4 Condenser adjustment A iurnnt asia 7 9 7 5 5 Laser alignment for the fiber optic cable ra 7 10 10 Tote adju IIOe osise A sn bosa 7 11 1 6 1 Adjusimentofthe light COME eroticas 7 11 7 6 2 Power a
17. be set properly No 4 4 Error 1 appears 4 5 Error 3 appears 4 6 Error 13 appears 4 7 Error 20 appears 4 8 Error 21 appears 4 9 Error 54 appears 4 10 Any error in the 90s appears 4 11 INTERLOCK 4 7 appears 4 12 The coagulation power cannot be changed Yes Can the brightness of the aiming beam changed by pressing the AIMING switch Yes Does the indication on the INTERVAL display light up by pressing the INTERVAL 4 13 The coagulation time cannot be changed 4 14 The brightness of the aiming beam cannot be changed 4 15 The aiming beam is invisible switch Yes 4 16 The interval time cannot be set 3 2 SII Does the READY indicator light up by No pressing the STATUS switch 4 17 The READY indicator does not light up Yes Is the indication on the COUNTER display No A18 Counter cannot be reset reset to 0 by pressing the RESET switch Yes 4 19 Error 2 appears 4 20 Error 53 appears Is the laser emitted by depressing the foot No 4 21 Error 55 appears switch 4 22 INTERLOCK 2 7 appears 4 23 Error 10 appears Ves 4 24 Error 15 appears 4 25 The power output is out of the specified Is the measured power output within the No range specifications for the set values 4 26 When the spot size is set to 50 4 m the Yes
18. by yourself Soldering iron Screwdriver NIDEK CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN 106 Gx 5 17164 005E 005J SIN O DATE January 14 2004 ET m Stu A MODIFICATION EX INFORMATION 1848 A name C PRIORITY INFORMATION ONLY L INFORMATION ONLY CHER 5 37 7 FIVE L AS NECESSARY L CHANGE NOTICE APPLICATION NOTE CORRE CERA GIUY 141 9 SUBJECT FE GYC 1000 mounting procedure of the tabletop option The purpose of this technical bulletin is to inform you of details of the options for the GYC 1000 17164 5300 tabletop option ZEISS The GYC 1000 can be installed on the underside of the tabletop Replacing the tabletop of the ZEISS slit lamp that cusomters have allows them to install the GYC 1000 The width of the tabletop is changed from 600 mm to 760 mm 17164 5400 is also changed 17164 5400 tabletop option NIDEK Only the slit lamp to be mounted differs 17164 5300 is for the ZEISS slit lamp 17164 5400 is for the NIDEK slit lamp SL 1600 The following describes the mounting procedure of the above options 1 Mounting 17164 5300 tabletop option ZEISS e Components Tabletop W 760 mm 1 Bracket for installing the GYC 1000 1 fixed to the tabletop when shipped Accessory box 1 fixed to the tabletop when shipped Power cabl
19. crystal SHG in the laser head LH from 4 C to 3 C Change the parameter values of Addresses 67 and 68 from 15 to 12 Reason As the set point of the thermal switch changes to 50 C the temperature of the LH itself rises The temperatures of the LD and SHG may rise also Therefore lower the limit temperatures of the LD and SHG so as not to deteriorate the performances of the LH When the temperatures of the LD and SHG reach their limits Err20 occurs INTLK4 7 occurs easily when the laser beam is emitted after the key switch of the GYC 1000 is turned to the on position for a long time It is recommended to turn the key switch to the on position just before laser emission NIDEK CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN 2 OF 2 A D NUMBER 17164 006E 006J Countermeasure procedures 1 Remove the exterior covers of the GYC 1000 Remove one screw on the side of the resin cover and six screws on the bottom of the main body two are for the resin cover Screw Four screws Two screws PAN 2 Attach a new thermal switch in parallel with the existing one on BAO1 Solder the new thermal switch on the pins of the existing nr s Thermal switch Pins of the thermal switch 3 Attach the exterior covers 4 Change the parameters Change the parameter values of Addresses 67 and 68 from 15 to 12 Necessary items Thermal switch whose temperature set point is 50 C Part No 17164 E117 Order this
20. dali 1 1 0 msec Correction factor of the repetition time 1 0 mseg Time from turning the laser on to opening the shutter elo a SEEN 0 10msec Adjustment of the over power gain 56 OFSin27 90 Adjustment of the over power offset 100 30 1 1 0 msec pa ue o dd Value x 10 mW Maximum value of the photocoagulation power 66 LHtSt 250 Setting temperature of the LH C 68 LHtSb NIDEK CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN 10 OF 13 dz d x NUMBER 17164 007E 007J Return time of the protective filter 1 1 0 msec 00 In synchronization with the STATUS switch 01 to 250 In synchronization with the foot switch Set time of OPEN 20 msec to 5 sec Address Indication Initial value 0 oP PF O 9 SS 1000 01 Only L7 is 1000 um indication 08 Only K7 is 1000 um indication 200 Setting of the motorized protective filter See P 11 and 12 00 Manual 01 L7 02 EPS 08 K7 When selecting several delivery units add each setting value Ex 03 L7 EPS 10 K7 EPS Ld cL o Std cot co 3 Waiting time of the shutter OPEN Waiting time of the shutter CLOSE Waiting time of the protective filter Correction factor for the motorized protective filter in GrA PF the same color aiming beam 1 1 0 msec Waiting time until the 5 V power supply for the lase
21. etc Give the operator instructions to check the protective filter and proper installation of the delivery unit adequately Specifications and design are subject to change without notice for improvement MO NIDEK CO LTD INIDEK HEAD OFFICE TOKYO OFFICE International Div NIDEK INCORPORATED NIDEK SOCIETE ANONYME Repr sentant Autoris 34 14 Maehama Hiroishi cho Gamagori Aichi 443 0038 Japan Telephone 0533 67 6611 Facsimile 0533 67 6610 6th Floor Takahashi Bldg No 2 3 chome Kanda jinboucho Chiyoda ku Tokyo 101 0051 Japan Telephone 03 3288 0571 Facsimile 03 3288 0570 Telex 2226647 NIDEK J 47651 Westinghouse Drive Fremont California 94539 U S A Telephone 510 226 5700 Facsimile 510 226 5750 Europarc 13 rue Auguste Perret 94042 CRETEIL France Telephone 01 49 80 97 97 Facsimile 01 49 80 32 08
22. is pressed while the delivery unit or its laser mirror is not placed at the position where laser emission is possible gt Verify the position of the delivery unit or its laser mirror When the foot switch is pressed while the STATUS swtich shows the STANDBY mode gt Press the STATUS switch to set the system in the READY mode When the foot switch is pressed while the protective filter is not inserted Insert the protective filter In the same color aiming beam option when the AIMING switch is pressed while the system is connected to the delivery unit without the motorized protective filter gt Connect the delivery unit with the motorized protective filter to the system NIDEK CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN 4 OF 13 dz ff x 8 NUMBER 4 Setting method of DIP switches The table below shows the functions of the DIP switches SW1 of the GYC 1000 Normally all the DIP switches are set to the ON position Setting the switch to the OFF position activates each function The DIP switches are on the display board inside the control box NOTE After servicing set all the switches to the ON position If any switch is still set to the OFF position D P Decimal Point appears on the COUNTER display When in the ON position 1 2 3 4 When in the OFF position 1 2 3 4 5 DIP switch table Cancel the detection of the interlock Interlock cancel However the hardware interlock circuit stops laser emi
23. mm or less in length is required A ratchet screwdriver is also available Screw n 1 11 Mount the unit B as shown in the picture on the right Use the screw removed in step 10 e Before fixing the unit B on the main body loosen the three screws slightly See the picture on the lower right After mounting the unit on the main body retighten the screws NIDEK CO LTD Gamagorl Japan GYC 1000 TECHNICAL BULLETIN 10F7 dx ff A 3m NUMBER 17164 004E 004J The picture on the right shows the CV 24000 with the unit mounted The picture on the right shows the CV 24000 with the GYC 1000 installed To fix the GYC 1000 the three screws as shown in the picture on the right can be used for fixing Screw type FC4 To fix the main body do not screw too tightly Otherwise the rubber feet on the main body of the GYC 1000 may be damaged Holes for fixing the main body NIDEK CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN dx W A 3 1 OF 2 SUBJECT EEB V Adjustment of the power output and V the power output deviation limits for overpower and underpower BY H Abe P P rp V _ MODIFICATION 225 INFORMATION dE APPROVED BY 47 ae rA q E y LJ PRIORITY INFORMATION ONLY MANUAL UPDATE KEREI EIROA 37 TYT FH V AS NECESSARY _ CHANGE NOTICE APPLICATION NOTE HERIT AREA 77 JN
24. of shots Number indicated on the POWER e Error record display x 1000 shots Interlock record Last Error No Last Interlock No Emergency mode Setting is possible by turning the key switch to the ON position The laser emission becomes while pressing the TIME V TIME A STATUS switches possible even when the setup NOTE This function shall be used only when the operation detection signals of the cannot be continued due to a break in the signal wire etc protective filter and delivery unit Instruct the user to verify the protective filter and setup of the are improper delivery unit When using the manual protective filter Settings above are canceled after the key switch is turned to the OFF position When the key switch is turned to the ON position again the system retums to the normal functions NIDEK CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN 6 OF 13 dx W a 8 7 Program change history t is not necessary to perform special operation when replacing the ROM Be sure to use a same version of the MASTER ROM 17164 E150 and SUB ROM 17164 E160 Ver 1 00 S N 10001 to 10098 First version Ver 1 01 S N 10099 to 10221 Details Correction of the fiber correction factors Change of the timing to check the power output when it rises e Change of the timing to turn the laser off when the manual protective filter is used Change of the LD and SHG thermal control methods Ver 1 02 From S N 1
25. the instrument can be used 4 12 The coagulation power cannot be changed Turn OFF the key switch After the indications of the control box go off turn ON the key switch again Is the voltage between the 16th and 18th 17th and 19th pins of P108 J108 of the No Replace the MASTER BOARD See 6 15 MASTER BOARD 5 V Yes Does the CB CABLE ASSY EA13 have a Yes Repair or replace the CB CABLE ASSY faulty soldering or break See 6 10 No Replace the MASTER BOARD See 6 15 IIA 4 7 4 13 The coagulation time cannot be changed Check and perform the articles described in 4 12 4 14 The brightness of the aiming beam cannot be changed Check and perform the articles described in 4 12 4 15 The aiming beam is invisible Does the aiming shutter block the optical Yes Adjust the operation of the AIMING SHUTTER path ASSY No Is the voltage between the TP12 and GND on the MASTER BOARD 1 2 V and is the No aiming beam emitted from the AIMING LD ASSY EA02 Yes Replace the AIMING LD ASSY See 6 11 Can the aiming beam be seen by turning VR1 on the MASTER BOARD clockwise Yes z o Replace the MASTER BOARD See 6 15 Adjust the power output of the aiming beam See 7 6 2 4 16 The interval time cannot be changed Check and perform the artic
26. 0222 Details Change of the timing to write the error record in the EEPROM when any error occurs Change of the program for adjusting the MASTER board Change of the communication method with the MASTER ROM when Err95 occurs Corresponding to the L7 GYC 4 Itis possible to use the L7 GYC 4 delivery unit by using the program of Ver 1 02 When using the L7 GYC 4 delivery unit perform the following parameter settings e Address 14 01 Setting of the protective filter detection circuit e Address 91 01 Indication setting of the spot size of 990 um Address 93 01 Setting of the motorized protective filter NIDEK CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN 7 OF 13 dE W x 8 Setting method of system parameters Turn the control box upside down the gray cap 025 is on the lower side of the control box Pry the cap open by inserting the tip of a clip into one of the two holes around the cap e Set No 6 of the DIP switch SW8 on the display board in the control box to the OFF position When the switch is set to the OFF position parameters appear on the following displays Address TIME display on the control box Indication COUNTER and SPOT SIZE displays on the control box Initial value or parameter value POWER display on the control box Press the TIME A or V switch on the control box to indicate the address to be changed set Press the POWER A or V switch to change verify set the paramete
27. 0sec 13 Connect CH1 of the oscilloscope to TPS and CH2 to TP4 on the master board 0 5V Div 500msec Div 14 Emit the green laser beam and adjust VR6 on the master board so that the voltage of TP4 becomes 20 of that of TP5 Offset adjustment of overpower 15 the intermittent beep sounds are heard in the condition described in 5 above set 6 of the DIP switch to the OFF side and increase the parameter of address 56 After that reset 6 of the DIP switch to the ON side If the intermittent beep sounds are not heard decrease the parameter 16 Emit the green laser beam and change the parameter to the point where the intermittent beep sounds are heard at random intervals 17 Emit the green laser beam and adjust VR6 on the master board so that the voltage of TP4 becomes 20 of that of TP5 Offset adjustment of underpower 18 the intermittent beep sounds are heard in the condition described in 5 above set of the DIP switch to the OFF side and increase the parameter of address 59 After that reset 6 of the DIP switch to the ON side If the intermittent beep sounds are not heard decrease the parameter 19 Emit the green laser beam and change the parameter to the point where the intermittent beep sounds are heard at random intervals After the adjustment reset the voltage of TP to the original state 20 Connect CH1 of the oscilloscope to TP9 and CH2 to TP8 on the master board 0
28. 7 5 2 1 Near point confocal adjustment 1 Follow the instructions below to adjust the LD ASSY 17164 1600 so that the optical axis of the aiming beam coincides with the center of the near point optical axis calibration jig 19433 M910 and so it coincides with the green laser coaxially 1 Loosen SB3x8 n 2 and adjust the horizontal position of the LD ASSY 17164 1600 at the position of the base 17164 M088 2 Loosen SB3x12 n 2 and adjust the vertical position of the LD ASSY 17164 1600 3 Fasten and unfasten SB3x15 n 4 and finely adjust the vertical and horizontal position of the LD ASSY 17164 1600 LD AS 17164 1600 SB3 x 8 SB3 x 12 O SB3 x 15 7 5 2 2 Far point confocal adjustment 1 Emit the laser to a wall that is 1m or more away from the instrument Follow the instructions below to adjust the DICHROIC ASSY 17164 1400 so that the aiming beam coincides with the green laser coaxially x6 1 Loosen SB3x10 n 2 and move the F DICHORIC ASSY horizontally forward and HH3 x 6 backward to adjust the position of the Zope vio DICHORIC ASSY 17164 1400 with the ld play of the screw 2 Loosen SB2x5 n 2 and fasten and SB3 x 10 unfasten HH3x6 n 2 to adjust the horizontal position of the DICHORIC ASSY 17164 1400 3 Fasten and unfasten HH3x6 and SB3x12 to adjust the vertical position of the DICHORIC ASSY 17164 1400 2 Perform the near point see 7 5 2 1 an
29. A01 is fixed 50mW While emitting the laser turn VR6 IMI dou on the MASTER BOARD 17164 BA01 SO Tp4 vol tage 20 that the TP4 voltage becomes the TPS voltage 20 Adjust the value of parameter TP5 voltage address 56 so that INTLK 2 7 only a beep TP4 voltage occurs at that time See 7 1 50mW While emitting the laser turn VR6 TP4 voltage on the MASTER BOARD 17164 BA01 so TPS voltage that the TP4 voltage becomes TPS voltage 20 Adjust the value of parameter address TP4 voltage 20 59 so that Err 15 only a beep occurs at that time See 7 1 Err 15 occurs Turn VR6 on the MASTER BOARD 17164 BA01 to match the TP4 voltage with the TPS voltage when emitting the laser Set all DIP switches of the CB 17164 BA 03 to the ON position IIA 1 15 7 6 4 Check of overpower 1 Set all DIP switches of the CB to the ON position 2 Turn OFF the master and key switches Set the oscilloscope by following the instructions below and turn ON the master and key switches CHI TP9 on the MASTER BOARD 17164 BA01 CH2 TP8 on the MASTER BOARD 17164 BA01 Set the POWER display of the CB to 1000mW While emitting the laser turn VR6 on the MASTER BOARD 17164 BA01 so that the TP8 voltage becomes the TP9 voltage 20 Verify that Err 15 occurs laser emission is OFF as well at that time Set the POWER display of the CB to 1000mW Wh
30. CHNICAL BULLETIN sore Gk A NUMBER 17164 005E 005J Screws n 2 in all Rail cover 3 Remove the slit lamp Remove the two screws from the rail cover n 2 for both sides Take the slit lamp off the tabletop Screws n 4 in all Remove the rails on both sides from the tabletop Remount them on the optional tabletop later Remove the head rest from the tabletop Remove the five screws SB4 from the underside of the tabletop Remove the GND wire and use it later Also remove the grips n 2 from the tabletop NIDEK CO LTD Gamagori Japan __GYC 1000__ TECHNICAL BULLETIN 60F6 dx tr A 3 NUMBER 17164 005E 005J Screws n 4 in all 6 Remove the slide plate from the tabletop Remove the four screws n 4 using a precision screwdriver The slide plate is mounted on the optional tabletop later Remove the tabletop from the base Follow the procedure in steps 4 and 5 of 17164 5300 8 Mount the power unit on the optional tabletop Follow the procedure in step 6 of 17164 5300 9 Mount the tabletop on the base Mount it in the reverse order of step 7 10 Mount the head rest on the tabletop Put the supplied base plate between the tabletop and the screws and fix the five Screws Also fix the GND wire and connect it to the power unit 11 Mount the slit lamp on the tabletop Mount it in the reverse order of steps 3 4 and 6 NIDEK CO LTD Gamagori Japan
31. EA11 havea Yes break No switch slowly No Is electricity applied between the 1st and 4th MASTER BOARD when the foot switch is depressed Yes Replace the MASTER BOARD See 6 15 4 21 Error 55 appears Does Err 53 occur when depressing the foot Yes 3rd and 4th pins of P101 J101 on the No Repair or replace the FOOT SW ASSY EA11 Adjust the switch in the foot switch Replace the foot switch 10149 0000 Check and perform the articles described in 4 19 4 22 INTERLOCK 2 7 appears Does the 1st MONITOR of the POWER Yes Repair or replace the POWER MONITOR MONITOR ASSY EA05 have a break No Measure the actual power output at the aperture of the delivery unit Is the measured power output within the specified range Specified power 90 mW or less 20 100 mW or more 15 No Perform the adjustment for the overpower See 7 6 3 Yes Yes ASSY EA05 Adjust the power output at the aperture of the delivery unit until it becomes within the specified range See 7 6 1 Completion of operation Is the symptom improved No Replace the MASTER BOARD See 6 15 4 10 SII 4 23 Error 10 appears Does the LD CABLE ASSY EA19 have a Yes Repair or replace the LD CABLE ASSY break EA19 See 6 13 No
32. GYC 1000 Training Table of Contents 1 2 W 10 11 12 13 14 Safety Outline Principles Specifications Operation Installation Slit Delivery Check Power Light control and Current control Output power Fiber alignment Optical Axis Adjusting Light Control Over Power Block Diagram Replacement Troubleshooting 1 Safety Operators Manual Classifications Safety Warning 2 Outline Operators Manual Power Laser Head Wave Length Principles Operators Manual 3 Specifications Operators Manual 9 1 9 2 Power 50mW 1700mW Time 0 01sec 3 00sec Wavelength 532nm Laser Power 2 5W 11 0 15 0A Beam Diameter 30um 40um Transmittance of fiber 90 4 Operation Control box 5 Installation Slit Delivery Check Power a 100V single phase b Check Slit Lamp confirm the adjust bar position Confirm the aiming focus on 500um and 50um Coaxial between 50um and 500um c Dip switch function e Parameter settings Technical Bulletin Rom Version f Check F ocus of Aiming Beam g Check power by burn paper SpotSize Power Time Result 200um 200mW 0 2sec Check burn spot over 80 50um 1000mW O 02sec Laser pass through on second shoot h Check actual power at delivery end by power meter N eed to perform the fiber alignment over power and power check You must use electrical static protect service kit Before you install the fiber optics you must clean the fiber surface Fiber alignment Service Ma
33. K CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN BOF 13 dk it 4X 9 NUMBER Examples of the setting L Motorized from S N 53001 EPS Motorized Set 01 in address 14 and 03 in address 93 K Manual from S N 23001 EPS Manual Set 08 in address 14 and 00 in address 93 Explanation of the initials L ZEISS SL 130 delivery unit L7 GYC 2 L7 GYC 4 K NIDEK SL 1600 SL 1800 delivery unit K GYC 2 J1 GYC 2 C GYC 2 C GYC 4 C Combination delivery unit GYC2SZ 3 AG HAAG attachable delivery unit GYC2SG 2 AS ZEISS 30SL attachable delivery unit GYC2SZ 1 EPS Endophotocoagulation delivery unit EPS 22 26 BIO Binocular indirect ophthalmoscope delivery unit GYC2BO 1 GYC4BO 2 MO Ocellar indirect ophthalmoscope delivery unit GYC2MO 1 Explanation of S N The parameter setting of address 14 depends on the number of the filter position detection switches single or dual detection system in the protective filter The S N is indicated on the label affixed to the bottom side of the coagulation unit the surface where the coagulation unit is attached to the slit lamp tubes As for the S N see pages 1 and 2 in TB 17162 013E 013J of the GYC 2000 NIDEK CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN OF 2 M A BO NUMBER 17164 006E 006J i BREMI May 19 2004 BY S Matsuura SUBJECT EH mi at HE z 8 I APPRO
34. NG In addition check cables for the following 1 Connectors are connected and crimped securely 2 No contact failure occurs after re connection of connectors 3 Cables are soldered properly Do not pull the cables strongly Cable breaks etc may result 2 2 W Never perform continuous emission for more than 10 seconds because this puts an enormous load on the power supply Never emit the laser beam onto reflective objects such as a metal surface Wear the safety goggles for the GYC 1000 Never emit the laser beam direct light to a human body or any object 2 3 Cautions in adjustment Perform adjustment on a vibration free stable and level surface A slanted floor or place subject to vibration will obstruct accurate adjustment Do not use a calibration jig for usage other than described in this manual TROUBLESHOOTING 93 SN Turn ON the master switch Does the LINE indicator light up Yes Does the LASER EMISSION indicator light up by turning ON the key switch and does the system start a countdown for 10 seconds Yes Does the fan work 4 1 The LINE indicator lights up 4 3 INTERLOCK 6 3 appears After the countdown do the POWER and TIME displays indicate the setting values 4 2 The fan does not work Yes Can the coagulation power output be set properly Yes Can the coagulation time
35. ONITOR pp2 SA sl E 55406 _ AAA A Ee p EA gt sans Y UL2405 AWG28 EHR 4 17164 EA06 0 4 WYW 17164 EA07 VA BOTTOM VIEW BIO KNOB 1 O 2 o pan P127 a 3 i oan pe vas EHR 4 RV103YN105B103 17164 EA08 BRN AWG24 gt lt RED AWG24 J702 J701 17621 E4965 CONNECTOR BOARD AWG18 O FV1 25 M3 to Solder Side GRN YEL GAN YEL AWG18 FV1 25 M3 FV1 25 M3 A 8 5 17164 EA09 REMOTE CONNECTOR P102 BY VY M14 GY NU M13 LIN ON NT em ME 10114 3000VE Solder VIEW 17164 EA10 WHT SHIELD ORN UL1185 AWG26 YEL GAN BLU VIO GRY EHR 9 DETECTOR J902 HR10A 10R 108 1 8 i EN 20 02 O OIO Solder VIEW YEL GAN AWG18 FV1 25 M3 17164 EA11 P101 FOOT SW BRN ABR J901 ER HR10A 7R 68 ZEN LO Gu Solder VIEW 8 6 WWW 17164 EA12 BRN RED 1 ORN YEL 3 1 3 u OFF o 07 y ON 2 OFF 4 D ou U 1 GAN BLU DINO m SE N SW1 51 236 0250 1 VE BOTTOM VIEW 17164 EA13 17164 BAO3 1 REMOTE CONTROL BOX WHT YEL YEL YEL YEL PNK PNK PNK PNK
36. OU pug zip i8 807 85 OHVOS AH3AIT30 j TOVE P9TZI anya OTB 6 888 85888 ba OHVOB HALSVN ott C EA rova So i 8 0 2 4 LPS HALIAHS 8 03 1 8 3 y 8 9 HH3 120009 92707 Sid At Lord sord Bord HA dwy OIS EOva 9127 d XOH TOHLNOJ OTVHd c91 27 HOSNAS H3LLNHS zova cova rova Hel HHHH DNP TESTH oo 01 401 SNIWIV T Teva CY y O dx OTVE 29T ZT MS os A MS 3 5863 9 301 Lv 82HSH s i i H3llnHS EMS ZMS 218 dx S 0 HILINHS o SNIHIV AN MS 838 3 8 2 QOU DAA 8 2 Connectors and cables 17164 EA01 FIBER SW ME 404454 P105 Ce 1 SED COM FIBER 2 ON gt AGA 4 GAN eee eee 5 E BLU ic poe ee cos Na NE EHR 6 e COM AV404461 acti NO coro atm AV404461 17164 EA02 AIMING LASER P115 BAN 3 EHR 3 04 LD4 HL6314MG BOTTOM VIEW 17164 EA03 AIMING SHUTTER sL2 RSR28 17 8L35 27 5 17162 BA10 SENSOR BOARD IIA 8 3 17164 EA04 COAG SHUTTER SL1 RSR28 17 8R35 27 5 RED 2 3 4 5 6 7 8 RS COAG SENSOR 1 A C 3 PIA vb EE SX1106 5 e 2 17162 BA10 SENSOR BOARD 4 A C PI2 19 1 EE SX1106 17164 EA05 4st MONITOR D1 E 5106 m 1 HT EY 3 Y pe V Lp suelo Y UL2405 AWG28 dida 2nd M
37. VED BY YA H jm re E P m E KF A A C MODIFICATION ZEE C PRIORITY RERET C AS NECESSARY HERET lll INFORMATION ONLY C MANUAL UPDATE GEROA Care L CHANGE NOTICE C APPLICATION NOTE SEMA IU Z o NN S We have received the complaint concerning INTLK4 7 that occurs due to overheating inside the GYC 1000 The design has been already changed as the countermeasure However this change will be actually reflected in the product from June 2004 When the same complaint is made in the product with which the design change is not made perform the countermeasure described below Prepare the countermeasure part beforehand 9 At this time there is not stock of the part yet We will havi it in stock from June 2004 17164 E117 Thermal reed switch Model M TRS5 50B 1 piece unit Countermeasure method 1 Change the thermal switch on 17164 BAO1 In the present status the thermal switch that is turned off at a temperature of 45 C 17164 E110 is used Change the switch to a new one that is turned off at a temperature of 50 C 17164 E117 Reason INTLK4 7 occurs when the temperature inside the system rises and the thermal switch is turned off As the temperature set point is changed from 45 C to 50 C INTLK4 7 does not occur easily 2 Change the limit temperatures of the laser diode LD and SHG
38. able green laser 20 L D temperature is Malfunction of the L D temperature Repair the broken cable between the abnormal controlling unit LD sensor and P123 Repair the failed controlling circuit on the BAO1 board 21 Temperature of the green laser head is abnormal Malfunction of the green laser head temperature controlling unit Repair the broken cable between the LH sensor and P123 Repair the failed controlling circuit on the BAO1 board 53 Trigger signal circuit Failure of the trigger switch Check for breakage of the foot switch is abnormal Broken cable Readjust the position of the micro switch 54 Fiber optics signal Failure of the fiber switch Reconnect the fiber optic cable plug circuit is abnormal Broken cable Check and adjust the position of the micro switch 55 Motorized protective Failed sensor of the motorized Reconnect the delivery unit to the filter signal circuit is protective filter DELIVERY connector abnormal Broken cable Check and adjust the sensor position of Improper setting the motorized protective filter 90 Program data is Contents of the ROM are Replace the CPU abnormal rewritten 91 EEPROM data is Contents of the EEPROM are Cancel the error and input the data abnormal rewritten again 93 Data error Data in the memory is abnormal Cancel the error and input the data again 94 KEYLOCK error Improper motion of the prog
39. abletop on the base Mount the UP DOWN lever Mount them in the reverse order of steps 4 and 5 Use the screws removed in steps 4 and 5 The picture on the right shows that the tabletop is mounted Grips n 2 Mount the ZEISS slit lamp on the tabletop A Mount it in the reverse order of step 3 Use the screws removed in step 3 Connect the cable disconnected in step 1 to the power unit for the slit lamp Remount the grips on the optional tabletop All components are mounted now NIDEK CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN 40 6 dx x 8 NUMBER 2 Mounting 17164 5400 tabletop option NIDEK e Components Tabletop W 760 mm Bracket for installing the GYC 1000 fixed to the tabletop when shipped Accessory box fixed to the tabletop when shipped Power cable Base plate for head rest Screws SB4 e Required tools Phillips screwdriver including a precision screwdriver Hexagonal wrench for M4 and M5 Since the mounting procedure is about the same as 171 64 5300 the pictures of the same steps are omitted Mounting procedure Cables n 3 1 Disconnect the cable from the power unit A for the NIDEK slit lamp including a GND wire Replace the power cable with the supplied power cable Power unit Screws n 4 2 Remove the power unit for the NIDEK slit lamp from the tabletop Remove the four screws NIDEK CO LTD Gamagori Japan __GYC 1000_ TE
40. according to the spot size can be compensated for with the parameter 9 Measure the power output of the aiming beam when the spot size is set to the maximum and minimum Verify that the power output of the aiming beam is within the specified range for all conditions NN 7 13 7 6 3 Adjustment for overpower 7 6 3 1 Adjustment at 1000mW 1 Set DIP SW No 1 2 of the CB to the OFF and No 3 to 8 to the ON position 2 1 Set the POWER display of the CB to Set the POWER display of the CB to Turn VR6 on the MASTER BOARD 17164 Err 15 occurs Turn OFF the master and key switches Set the oscilloscope by following the instructions below and turn ON the master and key switches CHI TP4 on the MASTER BOARD 17164 BA01 CH2 IC1 77th pin on the MASTER BOARD 17164 BA01 Emit the laser at the POWER of 50mW and CHI Set the value of parameter address 57 to 9 See 7 1 observe the waveform with the oscilloscope Verify that the time lag between CH1 and CH2 when the signal becomes high is 7 CH2 msec or less 78566 or less Perform steps 3 and 4 only for the program Ver 1 00 an Turn OFF the master and key switches Set the oscilloscope by following the instructions below and turn ON the master and key switches CHI TP9 on the MASTER BOARD 17164 BA01 CH2 TP8 on the MASTER BOARD 17164 BA01 Set the POWER display of the CB to 1000mW and turn VR6 on the MASTER BOARD
41. d far point confocal adjustment repeatedly so that the aiming beam coincides with the green laser coaxially at the near point and far point DICHORIC ASSY 17164 1400 IIA OOOO 7 9 7 5 3 1W and 1V adjustment 8 Remove the parts of the CONDENSER ASSY 17164 1700 that are the same as the parts removed in 7 5 1 See 7 5 1 Before removing the parts verify that the optical axis of the green laser coincides with the center of the near point optical axis calibration jig 19433 M910 See 7 5 1 Turn OFF the master and key switches Connect the oscilloscope between TP8 and TP9 and turn ON the master and key switches Press the POWER switch on the CB to set the laser power so that the power at the end of the laser becomes 1000mW when emitting the laser Follow the instructions below to adjust the voltage so that the voltage of TP8 and TP9 becomes 1V when emitting the laser a Voltage of TP8 Adjust it with VR6 on the MASTER BOARD 17164 B01 b Voltage of TP9 Adjust it with VR3 on the MASTER BOARD 17164 BA01 If the voltage cannot be adjusted to 1 V remove the MONITOR ASSY 17164 1200 from the bench 17164 M001 insert 3PW3 n 2 between the MONITOR ASSY 17164 1200 and bench 17164 M001 and adjust the position of the MONITOR ASSY 17164 1200 Then check the voltage again 5 Set DIP SW No 1 and 2 on the CB 17164 BA03 to the OFF position 6 7 Verify that the waveform of TP8 by the oscil
42. djustment of the aiming beam prada 7 12 7 6 3 Adjustment for overpower aan O 7 13 7 6 3 1 Adjustment AA 7 13 T632 Adjustment t S RIEEW a Ro RR RR RR 7 14 7 04 CheckofoverpoWer caio AA AE AAA 7 15 7 6 5 Adjustment of the COAG TIME and REPEAT TIME 7 16 8 REFERENCES Ptr 8 1 SA WEA POR ma ra e daca Em 8 1 8 2 Connectors and cables aca 8 2 S CONEA a R A A UMS 8 10 RA 111 E m kz meme nemore 8 11 S Listofreplacement PariS ias 8 14 O TOO l ie 8 14 o de die ee ce 8 15 ms OP Co deb dut iva adem asa vn e te 8 15 8 9 INTERLOCK code 1011 o kasa sn sinaloa dolia 8 16 9 lO Other messages A do 8 16 i DT Special key OPEN WAS 8 16 INTRODUCTION I ON This service manual contains service instructions for the NIDEK GREEN LASER PHOTOCOAGULATOR GYC 1000 For correct service thorough understanding of the contents of this manual is required prior to the service Use this manual together with the GYC 1000 Operator s Manual and Parts List The specifications and design of this instrument are subject to change without notice for improvement In the case of major changes refer to the corresponding TECHNICAL BULLETIN issued in each occasion If the instrument cannot be repaired by repair operations in accordance with this Service Manual please inform NIDEK of the Serial Number of the instrument and details of the symptom SAFETY S2 YY MMU 2 1 General precautions
43. e 1 Screws FC4x12 2 e Required tools Phillips screwdriver Hexagonal wrench for M5 NIDEK CO LTD Gamagori J apan GYC 1000__ TECHNICAL BULLETIN 2of6 d A NUMBER 17164 005E 005J Cable clamn Mounting procedure Cables n 3 1 Turn OFF the powers of the base and slit lamp Disconnect the cable from the rear side of the power unit for the ZEISS slit lamp which is on the underside of the tabletop Replace the power cable with the supplied power cable The lengh differs Here do not mount the cable clamp Screws n 4 in all Power unit for slit lamp Remove the power unit for the ZEISS slit lamp from the tabletop Remove the four screws These screws are used later Screws n 2 in all 3 Remove the slit lamp from the tabletop Remove the two screws M5 These screws are used later Screws n 2 in all 4 Remove the tabletop from the base Remove the four screws M5 These screws are used later NIDEK CO LTD Gamagori Japan __GYC 1000__ TECHNICAL BULLETIN 30F6 Gz A NUMBER 17164 005E 005J Screws n 4 in all 5 Remove the UP DOWN lever from the underside of the tabletop Remove the four screws These screws are used later Screws n 4 in all Accessory box Mount the power unit for the ZEISS slit lamp beside the accessory box which is on the underside of the tabletop Use the four screws removed in step 2 Mount the optional t
44. e green laser beam and adjust VR6 on the master board so that the voltage of to TP8 becomes 20 of TP9 Gain adjustment of overpower 6 If the intermittent beep sounds are heard in the condition described in 5 above set 6 of the DIP switch to the OFF side and increase the parameter of address 55 After that reset 6 of the DIP switch to the ON side If the intermittent beep sounds are not heard decrease the parameter 7 Emit the green laser beam and change the pame to the point where the intermittent beep sounds are heard at random intervals 8 Emit the green laser beam and adjust VR6 on the master board so that the voltage of TP8 becomes 20 of that of TP9 Gain adjustment of underpower 9 If the intermittent beep sounds are heard in the condition described in 5 above set 6 of the DIP switch to the OFF side and increase the parameter of address 58 After that reset 6 of the DIP switch to the ON side If the intermittent beep sounds are not heard decrease the parameter 10 Emit the green laser beam and change the parameter to the point where the intermittent beep sounds are heard at random intervals 11 Emit the green laser beam and adjust VR6 on the master board so that the voltage of TP8 becomes the same as that of TP9 Returned to the original state Offset adjustment of overpower and underpower 12 Connect the delivery unit Set the power output to 50 mW and the exposure time to 3 0
45. ected 5 Continuous emission mode Laser emission time can be set to the Continuous mode 6 Parameter setting mode Each parameter can be set 7 Not used 8 Service mode Supplied current etc to the laser head can be indicated 1 To avoid unintended laser emission and deterioration of the laser Err 13 Err 20 and Err 21 occur even when the error detection is canceled 8 8 Error code table Err Symptom Causes Countermeasures 1 The COAG shutter Malfunction or improper position of Check the motion of the shutter does not work the COAG shutter Check the position of the sensor properly 2 The motorized Malfunction or improper position of Check the motion of the motorized protective filter does not work properly the motorized protective filter protective filter Check the position of the sensor Check the DELIVERY connector Check the parameter setting for the delivery unit 3 The safety shutter Malfunction or improper position of Check the motion of the shutter does not work the safety shutter Check the position of the sensor properly 10 The laser goes out Deterioration of the green laser Replace the laser Check the laser control signal cables P116 to P119 13 L D driving circuit is Failure of the L D current driving Check or replace Tr1 and Tr2 abnormal circuit Tr1 2 15 Power output is Unstable power output of the Readjust the detection of underpower unst
46. een the 2nd and 3rd Sth and 6th pins of P105 when the micro Replace the FIBER SW ASSY EA01 switch of the FIBER SW ASSY EA01 is See 6 8 turned ON Yes Disconnect P105 J105 on the MASTER BOARD Is the voltage of J105 as follows 2nd 3rd pins 5 V Replace the MASTER BOARD See 6 15 5th 6th pins 5 V Yes Completion of operation 4 10 Any error in the 90s appears Replace the MAIN CPU 17164 E150 and SUB CPU 17164 E160 See 6 9 4 6 YW 4 11 INTERLOCK 4 7 appears Does the fan work No Check the articles described in 4 2 The fan does not work See 4 2 Yes Does any object block the air vent of the No Move the object which blocks the air vent or instrument move the instrument Yes Is the temperature of the room within the No Make the temperature of the room the same as specified range 10 30 C for usage the specified Yes Leave the instrument for 30 minutes or longer for natural cooling Can the instrument be used without No INTERLOCK 4 7 when restarting the Replace the MASTER BOARD See 6 15 instrument Yes The instrument is normal Although INT4 7 appeared because the temperature of the instrument temporarily rose The temperature of the instrument has lowered now and
47. etter 00 Setting of the motorized protective filter 00 Single system other than below 01 L7 dual system from S N 53001 See P 11 and 12 08 K7 dual system from S N 73001 See P 11 and 12 ae Address 1 ent dn o r to ctr n A oFF rdy ctr rSt LAS rSt idL UP o SSt Cot h SEL 0 Input switch of the trigger switch 00 Two circuits 01 One circuit Waiting time after READY Value x 10 msec AdJ L d 100 Soft gain of the aiming beam Soft offset of POWER oFS L d SL13 Pr SL16 Pr dEr Pr dEL1 Pr endophotocoagulation delivery unit dEL2 Pr bio Pr 100 POWER oorrection factor for the binocular indirect ophthalmoscope delivery unit HAAGPr 120 POWER correction factor for the HAAG delivery unit POWER correction factor for the combination yc cbPr 115 deli elivery unit al 17 18 19 21 23 4 5 26 27 2 29 mj m 00 e 14 EM 19 21 EM KE KE 29 NIDEK CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN 9 OF 13 A 8 NUMBER 17164 007E 007J Operational temperature of the fan Fan St 128 128 25 C 0 OFF 250 ON Fiber correction factor for 300 mW 47 1800Fb 00 Fibercorrectionfactorfori800mW 48 1900 00 Fibercorrectionfactorfori900mWw________ 49 2000Fib 00 Fibercorectionfactorior2000mW me iii 0 01 sec 3 00 sec s ee
48. ile emitting the laser turn VR6 on the MASTER BOARD 17164 BA01 so that the TP4 voltage becomes the TPS voltage 20 Verify that INTLK 2 7 occurs laser emission is OFF as well at that time Turn OFF the master and key switches Set the oscilloscope to the terminals below and turn ON the master and key switches TP9 voltage TP8 voltage TP8 voltage 20 TP8 voltage 20 TP9 voltage TP8 voltage CHI TPS on the MASTER BOARD 17164 BA01 CH2 TP4 on the MASTER BOARD 17164 BA01 Set the POWER display of the CB to 50mW While emitting the laser turn VR6 on the MASTER BOARD 17164 BA01 so that the TP4 voltage becomes the TPS voltage t 2056 Verify that INTLK 2 7 occurs laser emission is OFF as well at that time Set the POWER display of the CB to 50mW While emitting the laser turn VR6 on the MASTER BOARD 17164 BA01 so that the TP4 voltage becomes TPS voltage 20 Verify that Err 15 occurs laser emission is OFF as well at that time Turn VR6 on the MASTER BOARD 17164 BA01 to match the TP4 voltage when emitting the laser with the TPS voltage 9 After the adjustment is completed verify with the oscilloscope that the waveforms at the powers of 50 1700mW match INTLK2 7 occurs TP4 vol tage 20 TP5 voltage TP4 voltage INTLK2 7 occurs TP5 voltage TP4 voltage TP4 voltage 20 Er
49. is not set The AIMING switch is pressed when a Connect a delivery unit with the delivery unit without the motorized protective filter protective filter is connected 8 11 Special key operations Function Key operation Adjusting the laser power output possible Green laser power output Offset Address 18 AIMING laser power output Offset Address 19 Gain Address 17 NOTE Turn ON the key switch while holding down the AIMING switches A V and STATUS switch simultaneously Setting of the laser power output becomes Gain Address 20 29 It varies according to the delivery unit Only values of the parameter addresses 17 29 can be changed Displaying the archival record of the instrument Turn ON the key switch while holding down the INTVL and STATUS switches Displaying the total shot numbers Recording the Error Recording the Interlock simultaneously Every pressing of the RESET switch changes the following indications Total shot numbers Number on the POWER display x 1000 shots Latest occurred Error No Latest occurred Interlock No Emergency mode Laser can be emitted even when the detective signal for the motorized protective filter and delivery unit is improper Turn ON the key switch while holding down the POWER switches A V and STATUS switch simultaneously NOTE Use this mode only when operation cannot be continued due to a broken signal cable
50. les described in 4 12 4 17 The READY indicator does not light up Check and perform the articles described in 4 12 4 18 The counter cannot be reset Check and perform the articles described in 4 12 4 8 SIDA 4 19 Error 2 appears Is the connector of the delivery unit No Connect the connector of the delivery unit to connected to P702 1702 on the DELIVERY gt BOARD 17621 4963 P702 1702 on the DELIVERY BOARD Yes Does the delivery setting of the main body No Select the proper delivery setting of the main coincide with the connected delivery unit body Yes Does the DELIVERY BOARD ASSY Yes Repair or replace the DELIVERY BOARD EA08 have a break ASSY EA08 See 6 12 No Is the voltage of P104 J104 on the N MASTER BOARD as follows Replace the MASTER BOARD See 6 15 11th 12th pins About 15 V Yes Is the voltage of TP on the MASTER BOARD as follows No The delivery unit malfunctions Refer to the TP14 0 V Service Manual of the delivery unit TP15 5 V Yes Is the voltage of TP on the MASTER BOARD as follows when the filter is open No The delivery unit malfunctions Refer to the TP14 5 V Service Manual of the delivery unit TP15 0 V Yes Replace the MASTER BOARD See 6 15 W 4 9 4 20 Error 53 appears Does the FOOT SW ASSY
51. loscope does not have any overshooting noise Connect the oscilloscope to TP8 on the MASTER BOARD 17164 BA01 etc when emitting the laser at the POWER of 500mW and 50mW Set DIP SW No 1 and 2 on the CB 17164 BA03 to the ON position 7 5 4 Condenser adjustment 1 Attach the receptacle 17164 M107 that was Set the power meter COHERENT Model Connect the condensed laser magnification removed in the green laser optical axis adjustment See 7 5 1 201 in front of the laser beam window of the main body Press the POWER switch on the CB to adjust the laser power so that the power meter reads 500mW Take notes of the measured power and the power on the POWER display of the CB jig 19344 9100 to the FIBER connector Spe O receptacle 17164 M107 of the main body Loosen SB3x12 and lock rings 17162 M070 n 2 of the adjustment screws 17164 M112 n 2 First lower the laser power by pressing the POWER switch then gradually increase it until the laser slightly lights up Emit the laser and turn the adjustment screws 17164 M112 n 2 so that the position of the green laser coincides with the center of the condensed laser magnification jig 19433 9100 Connect the fiber optic cable to the base 17164 M105 and FIBER connector of the main body receptacle 17164 M107 together with the condenser Set the power meter to the end of the fiber optic cable Set the POWER of the CB to the same po
52. not light up See 4 1 Yes Is the voltage between the Ist and 2nd pins of No 15 1112 on the MASTER BOARD 12 VDC Replace the MASTER BOARD See 6 15 Yes Replace the FAN ASSY See 6 2 4 2 SIDA 4 3 INTERLOCK 6 3 appears Is the REMOTE connector connected Connect the REMOTE connector Yes ae Repair the faulty point between the 3rd and 4th e ARD ani Ne pins of the REMOTE connector or replace the Re R REMOTE connector Yes Replace the MASTER BOARD See 6 15 4 4 Error 1 appears Does the COAG SHUTTER ASSY EA04 Yes Repair or replace the COAG SHUTTER ASSY have a break EA04 See 6 4 No Is the COAG SHUTTER ASSY positioned at No Perform the position adjustment of the COAG the detectable area of the sensor SHUTTER ASSY Yes and Tih pins of P106 J106 on the MASTER N KWA AA CORO SHUTTER ASS EA BOARD approximately 1 3 DVC Gets Yes Is the voltage of P106 J106 on the Eo Ma ANE bene No Repair or replace the COAG SHUTTER ASSY TP17 5 V EA04 See 6 4 TP18 0 V Yes Is the voltage of P106 J106 on the Wa AA nene No Repair or replace the COAG SHUTTER ASSY TP17 0 V i EA04 See 6 4 TP18 5 V Yes Replace the MASTER BOARD
53. ntil the power output becomes At 100mW 30 500mW 15 gt Set the spot size of each delivery unit to At 400mW 33 the maximum At 500mW 34 If the power output is 500mW 15 it At 600mW 35 is not necessary to change the parameters At 700mW 36 8 Measure the power output when the POWER a a display of the CB is 100 to 1700mW At 1000mW 39 9 Adjust the power output with the parameter At 1100mW 40 addresses 30 to 46 as in the right table so At 1200mW 41 that the power output becomes 100 EPIS a 1700mW 15 See 7 1 At 1500mW 44 Set the spot size of each delivery unit to the At 1600mW 45 maximum At 1700mW 46 7 D W 10 Measure the power output when the POWER display of the CB is 50mW and adjust it with parameter address 18 so that it becomes 50mW 20 See 7 1 11 Set the spot size of each delivery unit to the minimum and measure the power output when the POWER display of the CB is 50mW 12 Adjust the power output with the parameter addresses below so that the measured power becomes 500mW 15 See 7 1 SL 1600 30SL delivery unit Parameter address 80 SL130 delivery unit Parameter address 81 HAAG delivery unit Parameter address 82 13 Verify that the power output is within the specified range for all conditions spot size POWER display of the CB 14 Compensate for a shift in the power output according to the spot size by changing the parameter values finely until the power output become
54. nual 7 5 5 Over Power Service Manual 7 6 3 Power check Service Manual 7 6 1 7 Shutter Unit 8 Optical Axis for Laser Beam and coaxial between aiming beam and laser beam 9 Output Power Settings Dip switch 1 2 and 4 up Display 1700mW Remove the fiber optics Check the Output Power at end of shutter unit Over 2 4W 10 Fiber Alignment See Service M anual Note Loosen set screw Mark the focus lens holder before remove Rotate the fiber connector after align Difference of X Y stage on GY C 1500 and GY C 2000 11 Adjusting the Light Control See service manual Power calibration for each delivery by parameter Check the output power by Power Meter 12 Adjusting the over power See service manual Page 5 9 Note Set the dip switches 1 2 and 5 Dip switch Pack gt See Service Manual Page 7 8 13 Block Diagram Wiring Diagram See service manual 8 1 82 9 00 Input Power Supply Bo rd 12V 5V Main Board 12V 15A System 12V za Laser Diode 5V 23A 14 Replacement Master Board Power Supply Board EJ 15 Trouble shooting Parameters See Service Manual Error Code See Service Manual Inter lock See Service Manual Other indications See Service Manual Check the laser head condition by service mode Power down C gt Objectivelens 1 Aiming shutter Aiming diode Dichroic mirror Coag shutte
55. ow the instructions below to adjust the POWER display of the CB and the power measured by the power meter when the POWER display of the CB is 50mW and 500mW At the power of 500mW Adjust the value with VR3 on the MASTER BOARD 17164 BA01 At the power of 50mW Adjust the value with parameter address 18 Firstly perform the adjustment at the power of 500mW Then perform the adjustment both at the power of 500mW and 50mW so that the POWER display of the CB and the measured power do not shift Turn OFF the key switch and attach the fiber optic cable of each delivery unit to the main body Set the power meter COHERENT Model 201 to each delivery unit Measure the power output of each delivery unit when the POWER display of the CB is 500mW Follow the instructions below to adjust the power so that the measured power becomes 500mW 15 1 Set DIP SW No 6 of the CB to the OFF position 2 Change the parameters below See 7 1 SL 130 delivery unit Parameter address 20 SL 1600 30SL delivery unit Parameter address 21 Other delivery units Parameter address 23 ENDO delivery unit Parameter address 24 BIO delivery unit Parameter address 26 HAAG delivery unit Parameter address 27 COMBO delivery unit Parameter address 28 3 Set DIP SW No 6 of the CB to the ON position Power of the fiber Address 4 Measure the power output again repeat steps optic cable 1 to 4 u
56. power output is out of the specified range Do the laser emission stop the indications of the control box light off and the fan stop by Domel 2 e Ena pressing the emergency stop switch Yes Turn ON the key switch After the countdown for 10 seconds turn OFF the key switch Turn OFF the master switch Completion of operation S SUB TROUBLESHOOTING ODO OG UOU 4 1 The LINE indicator does not light up Yes Replace the fuse with a new one 2 ERES T Is the fuse in the fuse carrier blown Refer to the Operator s Manual No Is the voltage between the 1st and 3rd pins of No Replace the switching power supply P125 on the MASTER BOARD 12 VDC See 6 1 Yes Is the voltage between the 24th and 20th pins of J108 on the MASTER BOARD No Replace the MASTER board See 6 15 approximately 4 0 VDC Yes Does the cable between the 20th and 24th Yes Repair the faulty point pins of the CB CABLE ASSY have a break ep icc Por No Replace the DISPLAY BOARD See 6 15 4 2 The fan does not work The fan does not work when the temperature is lower than the specified one 25 degrees C Does the LINE indicator of the control box No Check the articles described in 4 1 The LINE light up indicator does
57. protective delivery unit 5 protective filter signal filter sensor break in the 3 T pi A Check and adjust the position of the circuit cable or setting mistake protective filter sensor Failure of the program Contents of ROM are Failure of the Contents of EEPROM are j EEPROM data Cancel the error and reinput the data Fo Ino memorzeg Cancel the error and reinput the data 94 Improper operation of the KEYLOCK error program Replace the CPU SUB CPU error Failure of the SUB CPU Replace the SUB CPU NIDEK CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN 3 OF 13 AZ a 8 17164 007E 007J 2 Interlock code table Interlock No Readjust over power Excessive power output of adjustment Over power the laser Break in P118 Failure of BAO1 MEN Turn the system off 47 Overheating of the Overheating inside the and cool it down about system system one hour The REMOTE connector is 6 3 Remote interlock OFF not connected or the remote Connect the REMOTE connector interlock switch is open 3 Other indications Misoperation indications When each switch is mistakenly operated the following abbreviated indication appears on the TIME display When the STATUS switch is pressed while the aiming beam is off gt Turn the aiming beam on When the AIMING switch is pressed while the fiber optics cable is not connected Connect the fiber optics cable to the main body When the AIMING switch
58. r 76 nA 00 jNoeued 77 mA 00 Notused 78 ma 00 Noued J 4 LDOFF 00 Current detection limit at LD OFF 80 50uSL16 50 um SL 1600 308L 50uSL13 50 um SL 130 50uHAAG 50 um HAAG Lo ATT 88 HiATT 180 Notued 1 1 CAL output correction 1 s CAL output correction 2 NOS CAL Pr2 100 Not used Adjsutment of the spot size S S 1000 um indication 00 500 um ce NIDEK CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN 11 OF 13 GX a 8 9 NUMBER 17164 007E 007J Address 94 Gra 00 Notused gt 95 0 Prohibit 1 Premit ROM update Initial setting of EEPROM 99 Initial setting NIDEK CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN 12 OF 13 dE di x 5 NUMBER 17164 007E 007J 10 Parameter setting values when installating the GYC 1000 Addresses 14 and 93 Motorized Motorized protective filter Manual Manual protective filter Number at upper stand Parameter value of address 14 Number at lower stand Parameter value of address 93 When using the L7 GYC 4 enter 1 in Adderss 91 separately Parameter setting value of one delivery unit Parameter setting value when combining two delivery units 01 01 01 L7 GYC 4 Motorized 00 L7 GYC 4 Motorized from S N 440001 01 from S N 440001 Add 91 01 AS Motorized EPS Motorized EPS Manual NIDE
59. r Beam spritter a Beam spritter 1 Photo detector TP9 TP5 2 Photo detector TP8 TP4 Prism Main Board Laser Head Memo At Current Control Display 1000mW 25A Display 2000mW 10A Display 3000mW 15A Display 4000mW 20A GYC 1000 TECHNICAL BULLETIN OF 13 BE it X NUMBER SUBJECT ER DATE BY way 77 LIMODIFICATION INFORMATION E c A C PRIORITY INFORMATION ONLY C INFORMATION ONLY 25 HERO A Pa NT TZA JAS NECESSARY C CHANGE NOTICE C APPLICATION NOTE ERE SEAT CEBA This technical bulletin TB is prepared as information for servicing the GYC 1000 This document is revised from TB 17164 001E 001J Main change Addition of the L7 GYC 4 corresponding to Ver 1 02 This TB includes the following items Error code table Interlock code table Other indications Setting method of DIP switches Special functions which can be set from the outside Program change history Setting method of system parameters a re tar do System parameter table 1 2 3 4 5 DIP switch table 6 7 8 9 10 Parameter setting values when installing the GYC 1000 Addresses 14 and 93 NIDEK CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN 2 OF 13 G ff ZS 39 1 Error code table Err 6 peration failure of Failure of the movement 1 the coagulation or position of the ec ke aiz Mure M
60. r 15 occurs 7 16 WITT 7 6 5 Adjustment of the COAG TIME and REPEAT TIME 1 Set the analyzing recorder Model 3565 to the instrument 2 Set the POWER display of the CB to 250mW and TIME display to 0 01 sec 3 Emit the laser and adjust the value of parameter address 52 so that the measured value COAG TIME by the analyzing recorder becomes 0 01 sec See 7 1 4 Verify that the COAG TIME is within the specified range when the TIME display of the CB is set to 0 02 3 00 sec Specification of COAG TIME 0 01 0 09 sec TIME display of the CB 20 0 10 3 00 sec TIM display of the CB 10 5 Set the REPEAT TIME display of the CB to 0 1 sec 6 Emit the laser and adjust the value of parameter address 53 so that the measured value REPEAT TIME by the analyzing recorder becomes 0 1 sec See 7 1 7 Verify that the REPEAT TIME is within the specified range when the REPEAT TIME display of the CB is set to 0 2 1 0 sec Specification of REPEAT TIME REPEAT TIME display of the CB 10 AU IO IIA REFERENCES 98 diagram iring 8 1 W an9 44 BEHOOSOSA TAN
61. r value Press the RESET switch and verify that short beep sounds are heard Completion of change setting e Return No 6 of the DIP switch SW8 on the display board to the ON position NOTE 1 it is necessary to turn the key switch to the ON position again except when the laser power output is corrected or the timing to close and open each shutter is changed NOTE2 If the system is turned off while No 6 of the DIP switch SW8 is set to the OFF position after the parameter is changed the parameter is still indicated on the display Err91 Failure of the EEPROM data may appear at the next startup Be sure to turn the system OFF after setting No 6 of the DIP switch to the ON position If Err91 appears at the restart set No 2 of the DIP switch SW8 to the OFF position and restart the system Then set the parameter again according to the setting method of the system parameter NIDEK CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN LOBO GK tir x 38 parameter table Ver 1 02 Indication Initial value macu 00 Normal mode 01 Adjustment mode 00 No sound 01 Sound 00 Count 01 Stop 00 Not become OFF Memory of the counter value 00 Memory 01 Clear Memory of the initial value 00 Memo 01 Clear Operation mode of the coagulaion shutter 00 In synchronization with the READY switch 01 In synchronization with the foot switch 0 indication on the TIME display 00 Small letter 01 Capital l
62. ram Replace the CPU 95 SUB CPU error Malfunction of the SUB CPU Replace the SUB CPU 8 16 4 2222 2707007070 8 9 INTERLOCK code table No Symptom Causes Countermeasures 2 7 Overpower Overpower of the laser Readjust the detection of overpower Repair broken cable P118 Repair the failed BA01 board 4 7 The system The inside of the system is overheated Turn OFF the master switch for about 1 is heated hour for cooling 6 3 Remote The remote interlock connector is not Connect the remote interlock connector interlock is connected or remote interlock switch is OFF open 8 10 Other messages Following abbreviated messages appear on the TIME display when the key operation is improper Message for Causes Countermeasures improper operation A P The STATUS switch is pressed when the Turn the aiming beam ON aiming beam is OFF F S The AIMING switch is pressed when the Connect the fiber optic cable fiber optic cable is not connected S U The AIMING switch etc is pressed when Check the position of the delivery or the delivery or delivery mirror is not delivery mirror positioned where the laser can be emitted S S The foot pedal is depressed when the Press the STATUS switch to change the STANDBY indication is lit up indication to READY PF The foot pedal is depressed when the Set the protective filter motorized protective filter
63. s FC4x12 Requirements Phillips screwdriver including precision screwdriver Mounting procedure 1 Remove the parts n 2 from the main body of the GYC 1000 Remove the four screws Screws n 2 2 Mount the handle with the two screws FC4 3 Attach the rubber feet n 4 so that they are placed proportionally NIDEK CO LTD Gamagorl Japan GYC 1000 TECHNICAL BULLETIN 3 0F7 W NUMBER 17164 004E 004J 2 17164 5200 CV mounting unit mounting procedure Accessories Unit A Left cover Right cover Rings Fixing screws n 2 Others screws Fixing the unit A SB4x12 SW4 3PW4 Fixing screws TC5x10 Fixing the main body FC4x12 GYC 1000 Requirements Phillips screwdriver 80 mm or less in length required Hexagonal wrench for M4 NIDEK CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN 40F7 43 8 NUMBER 17164 004E 004J Mounting procedures Cover Screws n 2 1 Remove the caps from the rear of the CV 24000 Loosen the screws n 2 and open the cover 2 Remove the right cover and left cover from the main body Screws n 2 for each side 3 Remove the front cover of the main body Screws n 4 Screws n 2 4 Remove the two screws SB4 that fix underside cover of the main body NIDEK CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN 50F7 G M Z 8 NUMBER 17164 004E 004J Fixing screws n 2
64. s within the specified range 15 Set the POWER display of the CB to 1700mW Verify that the rising voltage of TP8 is within the range of the stable voltage 20 when depressing the foot switch 16 After the adjustment is completed set all the DIP switches of the CB 17164 BA03 to the ON position 7 6 2 Power adjustment of the aiming beam 1 Set the power meter LASER MATE Q 0217 050 00 to the delivery unit and multimeter between TP12 on the MASTER BOARD 17164 BA01 and GND Set the AIMING display of the CB and the spot size of each delivery unit to the maximum 2 Adjust the optical axis of the aiming beam again while checking the power meter so that the power of the aiming beam becomes the maximum See 7 6 2 3 Adjust the power with VR1 on the MASTER BOARD 17164 BA01 so that the power output of the aiming beam becomes 0 3mW 4 Verify that the voltage obtained by the multimeter between TP12 on the MASTER BOARD 17164 BA01 and GND is 1V or less The voltage is normally about 0 5V or so S Set the AIMING display of the CB to the minimum Change the value of parameter address 19 so that the power output of the aiming beam becomes 0 01mW or less See 7 1 6 Set the AIMING display of the CB to the minimum again Verify that the power output of the aiming beam is 0 3mW If not perform steps 3 to 5 7 Turn the fiber optic cable 360 degree and verify that the power varies within the range of 10 8 A shift in the POWER
65. shutter coagulation shutter P i A Check the protective filter movement Operation failure of Failure of the movement Check the position of the sensor the motorized or position of the A GT dn Check the DELIVERY connector protective filter motorized protective filter Check the delivery parameter searing 3 Operation failure of ka Ra JRE Check the shutter movement the safety shutter RAK Y Check the position of the sensor Replace the laser 10 Failure of the laser p Ggradation pr ne grees Check the laser control signal cables aser P116 to P119 Failure of the L D Failure of the L D current 45 nstable power Unstable power output of Perform under power adjustment output the green laser again Failure of the L D Failure of the thermal Break between the LD sensor and 20 thermal control control part of the L D P129 Failure of the BAO1 control circuit Failure of the green Failure of the thermal Break between the LH sensor and 21 laser head thermal control part of the green P123 control laser head Failure of the BAO1 control circuit i Failure of the trigger Check whether the foot switch cable 9 cable Readjust the micro switch position Failure of the Failure of the fiber optic Reconnect the fiber optic cable plug 54 fiber optic signal switch or break in the Check and adjust the position of the circuit cable micro switch Reconnect the cable plug of the Failure of the Failure of the
66. ssion at the time of INTLK Cancel the detection of the error Switch the laser power output mode between the Switch between the Current and Light modes al control when OFF and light control when mE to set the laser exposure time to continuous Continous emission mode Continous mode at the maximum exposure time setting Parameter setting mode Possible to set each parameter Display the input current to the laser head NOTE Even aa error detection is canceled Err13 Err20 and Err21 occur in order to prevent laser misemission and degradation NIDEK CO LTD Gamagori Japan GYC 1000 TECHNICAL BULLETIN 5 OF 13 E XX 5 NUMBER 17164 007E 007J 6 Special functions which can be set from the outside Setting is possible by turning the key switch to the ON position while pressing the AIMING V AIMING A STATUS switches After the system starts up parameters are displayed Change the following addresses to adjust each laser power output Adjustment of each laser power NOTE The addresses are limited between 17 and 29 output Green laser beam power output Offset adjustment Address 18 Gain adjustment Addresses 20 to 29 depending on the delivery unit Aiming beam power output Offset adjustment Address 19 Gain adjustment Address 17 Dang Setting is possible by turning the key switch to the ON position Historical records of the system while pressing the INTVL STATUS switches of shots x 1000 shots Total number
67. ual power output at the aperture of the delivery unit 9 If the actual power output differs from the setting by 10 or more return to step 5 10 Set the power output to 50 mW 11 Emit the green laser beam and measure the actual power output at the aperture of the delivery unit 12 Set 6 of the DIP switch on the circuit board to the OFF opposite side with a precision screwdriver 13 Input the parameter of the following address again 18 Example If the actual power output is lower than the setting increase the parameter 14 Set 6 of the DIP switch to the ON side 15 Emit the green laser beam and measure the actual power output at the aperture of the delivery unit 16 If the actual power output differs from the setting by 10 or more return to step 10 17 Check if the actual power output is within 10 with the setting 1000 mW and 50 mW If it is not return to step 5 NIDEK CO LTD GYC 1000 TECHNICAL BULLETIN dx A 2 J0F 2 17164 002E 0021 Adjustment of the power output deviation limits overpower and underpower 1 Remove the cover of the main body 2 Connect the delivery unit Set the power output to 1000 mW and the exposure time to 3 00 sec 3 Set 1 and 2 of the DIP switch to the OFF side Gain adjustment of overpower and underpower 4 Connect CH1 of the oscilloscope to TP9 and CH2 to TP8 on the master board 0 5V Div 500msec Div 5 Emit th
68. unburnt area ol E nio AE No Is the transparency of the fiber optic cable No 90 or more Replace the fiber optic cable Yes Adjust the coagulation power output See 7 6 1 Yes Is the power output too high Replace the MASTER BOARD See 6 15 No Is the power output too low Replace the laser head See 6 16 No Completion of operation 4 26 When the spot size is set to 50um the power output is out of the specified range Adjust the power output when the spot size is set to 50um See 7 6 1 4 12 W 4 27 The emergency stop switch cannot be activated Is electricity between the 3rd and 4th 5th and 6th pins of P301 of the EMERGENCY SW ASSY EA21 as follows No RE ii EMERGENCY SW ASSY EMERGENCY SW is ON Not applied DU EMERGENCY SW is OFF Applied Yes Does the CB CABLE ASSY EA13 have Yes Repair or replace the CB CABLE ASSY faulty soldering See 6 10 No Replace the MASTER BOARD See 6 15 WP 7 7 7 5 Optical adjustment 7 5 1 Optical axis adjustment of green laser 1 Remove the following parts of the CONDENSER ASSY 17164 1700 according to the right figure a Mount 17164 M110 b Receptacle 17164 M107 c Plate 17164 M111 d Pin 17164 M115 e Base 17164 M105 Spring
69. wer as in step 2 7 10 SIA 9 Emit the laser and follow the instructions below to adjust the adjustment screw of each axis and holder so that the power meter reads the maximum power 1 Turn the adjustment screw for the X axis 17164 M112 to adjust its position so that the power meter reads the maximum power 2 Turn the adjustment screw for the Y axis 17164 M112 to adjust its position so that the power meter reads the maximum power 3 Push and draw out the holder to adjust its position so that the power meter reads the maximum power 4 Repeat steps 1 to 4 10 Emit the laser and verify that the power measured by the power meter is 90 or more of the power obtained in step 2 f it is not perform step 9 again 11 Make the fiber optic cable turn one rotation at 90 degree intervals Verify that the measured power at every 90 degrees is 90 or more of the power obtained in step 10 f it is not perform step 9 again 12 Screw SB3x12 and lock rings 17162 M070 of the adjustment screws 17164 M112 Then perform steps 10 and 11 again 13 After the condenser adjustment is completed reassemble the plate 17164 M111 pin 17164 M115 mount 17164 M110 and spring 17164 M109 7 5 5 Laser alignment for the fiber optic cable Follow the instructions below to perform the laser alignment for the fiber optic cable only when the laser alignment for the fiber optic cable has shifted Loosen SB3x12 and lock rings

GYC-1000 Training - Frank`s Hospital Workshop

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