here - Frank`s Hospital Workshop
Contents
1. FERRITE CORE E631 FERRITE CORE E633 FB FF 33 5X12 0X7 8X2 5 F5 FF 33 5X12 0X6 5X1 3 or F5 FFS 33 5X12 0X7 8X2 5 or FFS 33 5X12 0X6 5X1 3 P702 P103 P703 P105 i 2 5524 2 22 3 Pus 3 12 ae 12 1 d 1 82 M B2 5 A 5 PP A3 6 rA e B3 83 7 C 1 M x M 8 20308 B4 2 B4 9 lt H 9 5 54 10 a 10 5 o B5 10 36 244 B6 V B6 7 22 17 GRY B7 87 3 WHT 7 J011 P110 i i 2 2 3 3 1 1 5 5 6 6 7 7 32906 EA60 P704 P801 Al Al B1 B1 A2 A2 B2 B2 A3 A3 B3 B3 M M B4 B4 A5 A5 B5 B5 A6 A6 B6 B6 A7 A7 B7 B7 A8 A8 B8 9 9 32906 EA642. 2003 56 1 1 3NI1 8 8068 3 062 06 eno ue an 1 1 209110 soosd ENO vn En en QBVOH OL 80884 0229 voeed Wd 2 m am 7009 f o S9V3 6062 48 2 P E 82003 062 ONE SAL _ 17 HOLINOW uM 3 ans IMITO o v 8 5 8 i 91 oz uy 10 ved arva s 1 0131 uv 1 123128 9NDiOVEL 5 2 03 wi 1 MS 5l m BS ef 80886 eGva 9062 4 3 8088 9062 8 190109 BOSN3s IOd 608486 50161838 fc sn Hg i E SNv L 69 8 4 _8 8 7009 8 500 8 5 2 8 22 e a SS 2099 099 9099 U
3. P106 P601 Al B1 B1 A2 A2 B2 B2 A3 A3 B3 B3 M M B4 B4 A5 A5 B5 B5 A6 A6 B6 B6 A7 A7 B7 B7 A8 A8 B8 B8 A9 A9 B9 B9 A10 A10 B10 B10 11 11 11 11 12 12 12 12 A13 A13 B13 B13 A14 A14 B14 B14 15 15 15 15 16 16 16 16 17 17 17 17 18 18 B18 B18 19 19 B19 B19 A20 A20 B20 B20 9 10 gl 32909 EA65 J010 P011 RS232C 1 CONNECTOR IN a 24 20 25 ORN P YEL to 68 oj ee GRN ie 4 4 F G 32906 EA67 930 21 3 P605 1 32909 EA80 P2100 7 F B MOTOR 32907 032 3 9 11 32909 81 92164 12 TLP8O1A
4. 32163 EA42 pets BRN 2 7 RED 3 ORN 2 YEL 77 KM LED 6 BLU 1 110 4 8 GRY FHR 8 VSF771N2 x 4 45 easing 8 o4 D Viewed from the patient s side 32907 EA46 P2204 pny 9 1 71 8 U D MOTOR E019 32909 47 NC P2205 M 7 m UPPER LIMIT 3 y LOWER LIMIT 32909 EA48 P206 1 OI BLK R L MOTOR 32907 E032 WP 9 7 32906 EA54 YEL WHT BLK RED GN BLU LEH 001T P0 6 x 6 Contact pin E000 04707 9012 EA55 P606 gt gt gt 32906 EA55 P606 1 2 9 4 5 6 a OR 2 2 0 YEL 7 D AR 9A PC16 32906 57 604 RED o2 007 Ko 40 305 10KQ 32906 EA58 P603 BLU e LiFe Ri 004 2 12021 331092 9 8 02002207 32909 EA59
5. 32907 EA03 P203 S EE DM oS ENT 7702 47 D O 7801 JE GND BAO3 32906 15 CHART LED LAMP P617 1 1002 jp QM BLK AR 9A PC14 34495 15 P3 B P901 BLK L1 2 L2 BLK 3 1 BK L4 2 BK 81 BLK 6 1 1 902 pry ID RED 3 1 NEN 3 RB 14 1 9 3 32907 19 32156 BA18 TRI BRN iy g TR 3 1 2 0 3 Bu B RED lt Y D p v lt 82 2 9 32185 20 MIRE LED D RED 1 2 D 2 8 UL3265 ANG26 x 3 JS 7156 8100 RK 2A 20 0 4 22 2222222 32906 EA24 706 BRN PDIE COLI 71 RED PD
6. 4 18 4 20 Switching between L R cannot be done 4 19 4 21 The PD mode cannot be established usc eph Gi Par S rU PARERE Ud Da PRG ERR 4 19 4 22 The value obtained by the PD measurement is abnormal sess 4 20 4 23 The up and down movement of the chin rest is not smooth ssssse 4 20 2 24 IG chart cannot De 8 edes apes ticum Dro as PIN na 4 20 I 4 25 The blink error is not detected eese emen 4 21 4 26 The auto tracking cannot be performed 4 22 4 27 The auto shot cannot be performed 4 23 4 28 ERR IF EEEE A E EE E 4 24 4 29 The printing cannot be done siisii HR UA EUN du EE 4 25 4 30 The print is too light The printout has missing characters 4 26 4 31 The eyeprint mode cannot be 1 2 4 26 4 32 The auto off mode cannot be activated 4 27 4 33 Switching of the measurement mode cannot be done 4 27 4 34 Err appears during the KM measurement 4 28 4 35 The data obtained by the KM measurement is abnormal 4 28
7. 4 21 The PD mode cannot be established Do the following connectors have poor electrical contact Yes 01 board P104 14 Reconnect the connectors BAO02 board P201 J1 No Is electricity applied between the A9 and B12 No Replacethe 02 board See 6 2 Polarity of tester B12 A9 Yes Replace the BAO1 board See 76 17 4 20 _ 2 4 22 The value obtained by the PD measurement is abnormal Perform the PD data calibration See 8 13 2 Is the symptom improved Yes Replace board See 6 1 Yes Completion of operation 4 23 The up and down movement of the chin rest is not smooth Adjust the up and down movement of the chin rest See 8 26 4 24 The chart cannot be seen Does the following connector have poor electrical contact 06 board P617 J17 Yes No Is the voltage between the Ist and 3rd pins of P617 J17 on the BA06 board approximately 5 2 Reconnect the connectors Yes Replace the chart LED lamp unit 32906 EA15 See 7 19 Replace the BA06 board See 6 3 Perform the sensor calibration See 8 24 4 21 4 25 The blink error is not detected
8. 3 Turn the SPD holder 90 to make the photoreceptor vertical 4 Move mirror B 1589 to make horizontal alignment of the photoreceptor at the 12D and 12D positions with the aperture Turn mirror B 1589 at the 12D position and move parallel at the 12Dposition At the 12D position Photoreceptor C Aperture EX Mirror B o 1 Tighten the set screws n 3 on top of the mirror B 1589 holder evenly paying attention to the displacement in the horizontal direction 2 If there is displacement in the vertical direction make adjustment by turning the mirror B 1589 holder again 3 Mirror B 1589 is not out of the holder 5 Turn the SPD holder and make sure that the photoreceptor is always at the aperture center At the 12D position Photoreceptor gt Aperture lt Se WP 8 3 8 2 Optical axis adjustment of chart 8 2 1 Optical axis check of chart 1 Put a piece of white paper in front of the measuring LED 2 Attach the optical axis adjustment jig ARMJ 7 3 Set DIP switch No 4 to the ON position and turn the system ON 4 Press 7 R K button S Look into G8 G9 G10 through the 12D magnifier and move the sensor carry and chart carry until the chart is focused REFERENCE Where both chart and aperture of the sensor carry are focused looking into G8
9. 9 7 RL LIMIT 1 D 5 2 9 s PI2 TLP801A gt R L e 32164 BA12 GRN D g BL 5 110 iy Ri D 1 0 I2 TLP801A gt 2 FB LIMIT lt 9 12 2007 9 3 Configuration Measuring unit TV Monitor 15 Start Button Joystick 2 Display Panel 43 Memory Indicator 12 Print Button Clear Button 4 3 Change AUX Button Cover 2 Locking Knob R K Button 9 IOL Button gt Base unit Power Switch E Printer 7 UP Button 6 View Comparison Button 5 DOWN Button 3D Auto Button Contrast Control N 00 Q 5 n o 5 Xi Setting Button 60 CYL Mode Change Button 09 Button Auxiliary Buttons 9 13 Forehead Rest 6 Measuring Window 62 Eye Level Marker LED for Corneal Illumination Chin Rest PD Window 83 Chin Rest Knob Top view 63 TV Monitor Control Underside view 65 TV Monitor V Control 66 Interface Connectors Power Inlet Fuses Bottom 9 14 9 4 Labels Manufactured for NIDEK Incorporat
10. WP 4 17 4 16 The obtained CYL value is too high Do the following connectors have poor electrical contact Yes BAOI board P101 J1 gt 06 602 72 Are the measuring window and model Clean the measuring window and model eye completely clean See 8 17 and 8 18 Yes Does the cable in the LED ASSY 32906 3110 have a breakage Yes Replace the LED ASSY 32906 3110 Check the electrical conduction with a See 7 18 tester No Is the position of the target proper No Adjust the position of the target See 8 4 Yes Replace the BA06 board See 6 3 Perform the sensor calibration See 8 24 Replace the BAO1 board See 76 17 Is the symptom improved BC 0 Completion of operation No Replace the measuring unit See 7 16 4 18 gl 4 17 A short beep cannot be heard when starting the measurement Replace the 01 board See 6 1 4 18 The IOL mode cannot be selected Do the following connectors have poor electrical contact 01 board 104 14 02 board P201 J1 No Is electricity applied between the A10 and B11 pins of P104 when pressing the IOL button on th
11. Completion of operation 5 SUB TROUBLESHOOTING 977 2 2 4 1 The TV monitor displays nothing The TV monitor display is abnormal No Replace the fuse 9 Isthertuse proper Refer to the Operator s Manual Yes Is the voltage supplied to the AC INLET No proper It is recommended to install a voltage regulator Yes Do the following connectors have poor electrical contact BAOI board P103 J3 P104 14 02 board P201 J1 BAO7 board P701 J1 P702 J2 No Re connect the connector Is the voltage supplied to P701 J1 on the BAO7 board proper Ist 2nd pins 14 3rd 4th pins 18 5th 6th pins 18 7th 8th pins 18 9th 10th pins No Replace the transformer See 7 1 Yes Is the voltage supplied to P702 J2 on the BAO7 board proper Ist 2nd pins 15 VDC 5th 6th pins 15 VDC No 7th 6th pins 15 3rd 4th pins 5 VDC 10th 4th pins 5 VDC 8th 9th pins 12VDC Replace the 07 board See 6 4 Yes Does the power I F cable 32906 EA59 have Yes Repair the power I F cable 32906 59 or a breakage replace it See 9 2 No Does the DISPLAY cable 32906 EA31 Yes Repair the DISPLAY cable 32906 EA31 or have a breakage replace it See 9 2
12. After turning ON the power and applying electricity for a while charge the battery 2222222222222 4 2 7 PD ERR appears If the main body is exposed to sunlight or intense light of an incandescent lamp shade the main body If the filter of the LED for PD positioned below the chin rest gathers dirt and dust clean it with a blower Do the following connectors have poor electrical contact 01 board 105 75 P113 113 07 board 703 73 706 76 BA23 board P2301 No Replace the BA23 board See 6 6 Perform the PD calibration See 8 13 2 Is the symptom improved No Replace the PDLED unit 32906 EA24 See 7 47 Perform the PD calibration See 8 13 2 Is the symptom improved No Replace 01 board See 56 1 Perform the PD calibration See 8 13 2 Yes Yes Yes Reconnect the connectors Completion of operation Completion of operation 4 8 4 3 The TV monitor does not brighten up Do the following connectors have poor electrical contact E001 monitor 5 75 P004 J1 01 board P103 73 P112 112 07 board P701 J1 702 72 No Reconnect the connectors Adjust the contrast of the TV monitor with the
13. Does the following connector have poor electrical contact gt Reconnect the connectors 01 board 102 72 No Is the mask blink level set properly Me Set the mask blink level See 8 20 Yes Replace the BAO1 board See 76 17 Is the symptom improved Completion of operation No Replace the measuring unit See 7 16 4 22 2270 4 26 The auto tracking cannot be performed Do the following connectors have poor electrical contact BA22 board P2204 J4 P2206 J6 P2207 J7 P2201 J1 P2205 J5 P22100 J100 06 board P615 J15 P616 J16 No Attach the model eye Is abnormal sound heard while the measuring unit moves upward downward left right backward and forward during auto tracking Yes Yes Reconnect the connectors No Does the voltage of the following connector on the BA22 board change from to 5V when the interrupting plate interrupts and PI2 of the following LIMITs of the TRC LIMIT unit 32909 EA81 RL LIMIT PI1 7th TP2 6th pins of P2207 J7 PI2 3rd TP1 6th pins of P2207 J7 FB LIMIT PI1 10th TP3 12th pins of P2207 J7 PI2 11th TP4 12th pins of P2207 J7 Yes Does the voltage of the following connectors on the BA22 board change fr
14. 6 3 Perform the sensor calibration See 8 24 Replace the BAO1 board See 6 1 Yes Is the symptom improved Completion of operation No Replace the measuring unit See 7 167 Follow the Operator s Manual to set the parameter in order to indicate the Error Code Change the setting of PARAMETER No 37 Err Code from NO to YES Err 81 Blink error blink error detected by the mask signal Err 82 Blink error blink error detected by the variation of the S DIV Err 83 SGRAD error error detected by the gradient coefficient Err 91 SPH failure 23 or more when VD is 12mm Err 92 SPH failure 20D or less when VD is 12mm Err 93 CYL failure 12D or more when VD is 12mm Err 94 CONF error the difference between the confidence coefficient and approximate sine curve is wide 4 16 4 15 Only obtained SPH value is shifted Perform the sensor offset adjustment See 8 23 Is the voltage of D1 and D2 on the BA06 board 6 2V No DI 6 2V D2 6 2V Replace the BA06 board See 6 3 Perform the sensor calibration See 8 24 Replace the 01 board See 6 1 Is the symptom improved Completion of operation No Replace the measuring unit See 7 16
15. No Replace the 01 board See 6 1 Replace the 02 board See 6 2 4 2 4 2 ERR message appears after turning ON the power switch 4 2 1 Err 1 sensor carry error appears Do the following connectors have poor electrical contact 01 board P103 J3 P106 16 06 board P601 J1 603 73 604 74 07 board 701 71 702 72 Reconnect the connectors Is the voltage supplied to P701 J1 on the 07 board proper Ist 2nd pins 14VAC 3rd 4th pins 18VAC 5th 6th pins 18VAC 7th 8th pins 18VAC 9th 10th pins 10VAC Ne Replace the transformer See 77 17 Yes Is the voltage supplied to P702 J2 on the 07 board proper Ist 2nd pins 15VDC 5th 6th pins 15 VDC No 7th 6th pins 15VDC 3rd 4th pins 5 VDC 10th 4th pins 5 VDC 8th 9th pins 12VDC Replace the BA07 board See 6 4 Yes Does the rotator pulse motor unit 32906 Yes Repair the rotator pulse motor unit 32906 EAS4 have a breakage 54 or replace it See 9 2 No Replace the BA06 board See 6 3 Perform the sensor calibration See 8 24 Replace the BAO1 board See 6 1 Yes Is the symptom improved Completion o
16. 7 8 Replacing the target origin unit Replacement parts 32906 EA36 See 7 8 of the AR 630A Service Manual 7 9 Replacing the CCD camera Replacement parts 32903 E001A See 7 9 of AR 630A Service Manual 7 10 Replacing the wheel guide ASSY Replacement parts 32903 M5003 See 7 10 of the AR 630A Service Manual 7 11 Replacing the pinion Replacement parts 32903 M138 See 7 11 of the AR 630A Service Manual 7 12 Replacing the shaft Replacement parts 32903 M5003 See 7 12 of the AR 630A Service Manual 7 13 Replacing the bearing Replacement parts 82011 0410A See 7 13 of AR 630A Service Manual 7 14 Replacing the U D MOTOR unit Replacement parts 32906 EA46 See 7 14 of the AR 630A Service Manual 7 15 Replacing the U D LIMIT unit Replacement parts 32907 EA47 See 7 15 of the AR 630A Service Manual 7 16 Replacing the measuring unit Replacement parts 32163 3000 3100 See 7 16 of the AR 630A Service Manual 7 3 7 4 7 17 Replacing the TV monitor Replacement parts 32903 E001B See 7 17 of the AR 630A Service Manual 7 18 Replacing the LED Replacement parts 32906 3110 for NIDEK INC 32159 3110 See 7 18 of the AR 630A Service Manual 7 19 Replacing the chart LED lamp unit Replacement parts 32906 15 See 7 19 of the AR 630A Service Manual 7 20 Replacing the F B MOTOR unit Replacement parts
17. 8 3 5 of the AR 630A Service Manual 8 7 8 4 Position adjustment of target and LED lights See 8 4 of the AR 630A Service Manual 8 5 CYL value adjustment See 8 5 of the AR 630A Service Manual 8 5 1 When the height of the side by side waveforms is different 1 Set DIP switches No 4 to the ON position switch on the 1 board and No 5 to the OFF position and press 9 IOL button 2 Align the system with the 10D model eye 3 Press the START button on the joystick twice to establish Test mode 27 4 Set the SPD unit 5047 to the 90 position left side S Adjust VR3 or on the BA06 board so that the side by side waveforms will become the same height on the oscilloscope display signal With both VR3 and fully turned counterclockwise adjust the light quantity to low 6 When the height of the side by side waveforms becomes the same make sure VR3 VR4 on the BAO6 board that the waveforms between and 2 are equal in amplitude 7 If not perform 8 5 2 Optical axis adjustment of phototransmitter photoreceptor system in horizontal direction CH2 8 8 8 5 2 Optical axis adjustment phototransmitter photoreceptor system in horizontal direction See 8 5 2 of the AR 630A Service Manual 8 5 3 Optical axis adjustment of phototransmitter photoreceptor system in ver
18. 9 15 9 6 List of jigs tools and consumables 9 16 INTRODUCTION 91 gl This service manual contains service instructions for the NIDEK AUTO REF KERATOMETER ARK 730A For correct service thorough understanding of the contents of this manual is required prior to the service In this manual simple replacement work of various units is described as countermeasures against troubles The disassembling and repair work must be performed by NIDEK service personnel or technicians trained for the service work of the ARK 730A by NIDEK Use this manual together with the ARK 730A Operator s Manual 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 If the measurement is possible please inform NIDEK of the data of the model eyes 10D 0D 10D and steel balls 5 95 mm 7 94 mm 9 13 mm SAFETY 5 2 2 1 General Precautions e Only service persons who are accustomed to using the required tools and have a deep knowledge of this instrument are allowed to repair the instrument e Observe the procedures to perf
19. Do the following connectors have poor electrical contact 01 board 104 14 02 P201 J1 Yes Is electricity applied between the A10 and of P104 when pressing the eyeprint Replace the BA02 board See 6 2 Polarity of tester B11 A10 Yes Replace the BAO1 board See 76 17 p 4 27 4 32 The auto off mode cannot be activated Do the following connectors have poor electrical contact Yes 01 board 105 15 2 Reconnect the connectors 07 P703 73 No Replace the BAO1 board See 76 17 Is the symptom improved Yes Completion of operation No Replace the BA07 board See 6 4 4 33 Switching of the R K measurement mode cannot be done Do the following connectors have poor electrical contact Yes BA01 board P104 14 Reconnect the connectors BA02 P201 J1 No Is electricity applied between the A10 A11 pins of P104 when pressing the R K button Polarity of tester A11 A10 Yes 2 Replace the 02 board See 76 27 Replace the BAO1 board See 6 1 4 28 4 34 Err appears during the KM measurement Do the following connectors have poor Yad electrical contact g
20. 7 7 12V No Replace the BA06 board See 6 3 Is the symptom improved Yes Replace the mire 32158 3380 See 7 6 No Replace the 01 board See 6 1 Completion of operation 4 4 OoMTW 4 28 ERR IF appears Do the following connectors have poor electrical contact Y EA65 cable PJO11 2188 _ Reconnect the connectors 01 board P110 07 board P705 75 No Do the patterns between the following connectors have a breakage Yes 07 board 15 J3 connectors Replace the 07 board See 6 4 1st 5 2nd B5 3rd 4th pins No Replace the board See 6 1 NOTE When Err IF appears set parameter No 37 to indicate the details of the Error Code There are 10 error codes as below The Err message and the details are described below Refer to the details of the error code when some failure occurs I F CONNECTOR communication Err Err 11 DSR is not set when SD command is received Err 12 DSR is not set when the data is transmitted Err 13 Data is not received Err 14 Reception buffer is full Err 15 Indecipherable command is received LM communication Err Err 18 DSR is not set when SD command is received Err 19 DSR is not set when the
21. 8 13 8 16 Adjusting the up and down movement of the measuring unit usse 8 13 8 16 1 Adjusting the tightness of the nut stopper sese 8 13 8 16 2 Adjusting the tightness of the screws retaining the up down bearings 8 13 8 16 3 Adjusting the lead screw for up and down movement 8 13 8 17 Cleaning the measuring 8 13 8 18 Cleaning the model eyes and steel balls 8 13 8 19 Tracking and auto shot calibration 8 14 8 20 Setting the imask blink level oec eate cuti eee ER 8 14 2 20 Setting print dEnSity 8 14 8 22 Replacing le DEIBICEUDI eae EE c ed pe eda pix 8 15 8 23 Setting EL Ba RM E d 8 15 8 24 Sensor CS HIDEGUIDL s pnt Vp rb vB RR pL Qn RD V MU Lr Ra ME 8 15 8 25 Setting EEPROM DATA Lie MM DENM stib itta uia a c 8 15 8 26 Adjusting the up and down movement of the chin rest sess 8 15 8 27 KM calibration sospesi Ga 8 15 5 9 REFERENCE 9 1 Dia 9 1 9 2 Connecting 9 2 9 9 12 9 14 OS Erorcode table
22. pins of the P104 connector when pressing the Setting button on the BA02 board No B10 2 B11 gt Replace the BA02 board 2 Polarity of tester and is described in the parentheses above Yes Are the UP and DOWN buttons of the INC No Replace the INC DEC SW unit 32907 DEC SW unit 32907 EA03 proper 03 See 7 5 Yes Replace the BAO1 board See 6 1 4 11 4 8 The horizontal movement of the main body is not smooth Clean the slide plate See 7 3 Yes Is the symptom improved Completion of operation No Replace the slide plate See 7 3 Yes Is the symptom improved Completion of operation No Do the pinion and wheel guide ASSY of the Yes Replace the broken pinion and wheel guide shaft have a breakage ASSY See 7 10 and 7 11 No Replace the shaft 4 12 4 9 The vertical movement of the measuring unit is not smooth Can the measuring unit move vertically by manipulating the joystick No Is abnormal sound heard when the measuring unit is positioned at the upper and lower limits Yes No Replace the U D limit switch and adjust it
23. 3 2 Perpendicular adjustment of the SPD and mask photoreceptor See 8 3 2 of the AR 630A Service Manual 2 6 5 8 3 3 Tilt adjustment of LED lights and mask photoreceptor 1 Set DIP switches No 4 and No 5 on 01 board to the ON position Mask unit 2 Turn the power switch ON and press R K button the system in Test mode 1 3 Put a piece of white paper between the sensor carry 5035 and relay lens 5043 The paper must be tilted so that reflected light will come into the mask unit The white paper makes it easy to see the mask photoreceptor This adjustment can be made by attaching the chart LED lamp EA15 to the relay lens 5043 Put a piece of white paper here 4 Draw out the power magnifier of the optical axis adjustment jig ARMJ 7 about 10 cm and look into G8 G9 G10 Check the positions of the LED lights and mask photoreceptor As the position where one can see varies according to individual eyesight find the appropriate position where you are able to see 5 After the perpendicular adjustment of the SPD and mask photoreceptor is completed attach the LED adjustment jig RKDJ 1 as the right figure shows Verify that the LED ligh ts are parallel to the mask pho toreceptor The LED lights are parallel to the mask photoreceptor When the LED adjustment jig RKDJ 1 is available use the LED adjustment jig RKDJ 1 1 instead
24. 32909 EA80 See 7 20 of the AR 630A Service Manual 7 21 Relacing the R L MOTOR unit Replacement parts 32909 EA48 See 7 21 of the AR 630A Service Manual 7 22 Replacing the printer unit Replacement parts 34495 E002 See 6 5 of the AR 630A Service Manual 7 23 Replacing the TRC LIMIT unit Replacement parts 32909 81 See 7 23 of the AR 630A Service Manual 7 24 Replacing the ILLUMI LED unit Replacement parts 32909 6200 See 7 24 of the AR 630A Service Manual ADJUSTMENT 98 g 8 1 Optical axis adjustment of phototransmitter photoreceptor 8 1 1 Optical axis check of phototransmitter photoreceptor See 8 1 1 of the AR 630A Service Manual 8 1 2 Optical axis adjustment of phototransmitter photoreceptor 1 Turn the holder of mirror B 1589 to align the photoreceptor height at the 12D position with the aperture See the figure on page 8 2 for the 12D position AN NSN NWS S SN NN 2 Asse SAWN ANN NSS SN SS NNN NNNSNNSS 1 NSS 4 m 40 Photoreceptor Holder of mirror Holder G8 G9 G10 2 Turn the holder of G8 G9 G10 to align the photoreceptor height at the 120 position with the aperture center C 8 2
25. LED 28 238 BOTTOM VIEW Ae Je SYNS SYNS 01 02 e BA24 32909 EA31 P104 P201 oS Bi T B2 82 di B3 B3 B4 B4 15 UP B5 S 16 BG 274 BG Al E Al B7 pee B 7 B 10 10 89 BO 0 P 0 Bi0 HG 10 gt Bl 2 55 Bii 2 Et 2 BIZ p 812 v 13 Bi3 nr Par 14 Bid Bid Aib FF 5 Bib Bib SF A 2V30 1 FERRITE CORE E632 FF 45 2X12 0X6 5X1 3 or F5 FFS 45 2X12 0X6 5X1 3 9 5 32906 EA33 P112 P004 Ci cef 32906 EA34 P2301 P113 Th ih 7 7 78 f 78 3A f 3A 38 38 m m BA E 58 AX 58 FERRITE CORE E634 F5 FF 20 OX12 0X6 5X1 3 or F5 FFS 20 0X12 0X6 5X1 3 32906 EA36 _ AR 9A 8016 P608 0 0 1 2 1 TLP801A 32906 41 32906 BA13 Di D Y VA E o Pn RED _ 0 OF M A Di 32906 8113 9 6
26. R9 13 mm Tf the measured value is out of the tolerance nominal value 0 02 follow the instructions below to adjust the GAIN so that the value becomes within the tolerance 1 Establish ADJUST MENU mode as in step 2 2 Press button to select KM AUTO CALIBRATION 3 Press UP button to establish the CORRECT mode 4 For each steel ball of R5 95 mm R7 94 mm RS S5MM CORRECT and R9 13 mm decrease the value if the measured value is large and increase the value if it is small The last three digits of 1 0000 magnification are indicated on the monitor e g When the value is 1 0200 200 is indicated on the monitor 5 Press Setting button to establish the ADJUST MENU mode 6 Store the data obtained by the adjustment as in step 7 REFERENCE 9 9 gl iagram D iring 9 1 W dWV1 1 5 y1V3 S05cE 02 3 8972 10 ed viva O IHIN ozve
27. Replace the BAO1 board See 6 1 4 5 The characters and target are not clear or they are not indicated on the TV monitor Adjust VR2 brightness and VR3 outline the 01 board to obtain the best target and characters Is the symptom improved Replace the board See 6 1 Yes Completion of operation 4 10 4 6 Switching between the manual mode auto tracking mode cannot be done Do the following connectors have poor electrical contact Yes 01 board 104 14 1 5 Reconnect the connectors BAO2 board P201 J1 P203 J3 No Does the INC DEC SW unit 32907 EA03 Yes Repair the INC DEC SW unit 32907 EA03 have a breakage or replace it See 7 5 and 79 27 No Is the symptom improved Completion of operation No Replace the BA02 board See 6 2 Does the DISPLAY cable 32906 EA31 Yes have a breakage Replace the BAO1 board See 6 1 Repair the DISPLAY cable 32906 EA31 or replace it See 9 2 4 7 The parameter cannot be changed Do the following connectors have poor electrical contact Yes 01 board P104 J4 Reconnect the connectors 02 board P201 J1 203 13 No Is electricity applied between the B10 B11
28. data is transmitted Err 1a Data 15 not received Err 1b Reception buffer is full Err 1c Indecipherable command is received p 6 4 25 4 29 The printing cannot be done Do the following connectors have poor electrical contact 01 board P103 73 P104 14 105 J5 02 board 201 71 07 board P703 73 704 14 BA28 board P801 J1 P802 J2 No es Reconnect the connectors Is electricity applied between the B9 and 11 p e presang the print button No Replace the BA02 board See 6 2 Polarity of tester A11 B9 Yes Replace the printer unit See 7 22 Yes Completion of operation Is the symptom improved No Replace the BA28 board See 76 57 Yes Is the symptom improved Completion of operation No Replace 01 board See 76 17 4 26 4 30 The print is too light The printout has missing characters Adjust the print density See 8 21 Completion of operation Is the symptom improved No Replace the printer unit See 7 22 Yes Is the symptom improved Completion of operation No Replace the BAO1 board See 76 1 4 31 The eyeprint mode cannot be selected
29. monitor clearly No 4 4 The eye image does not appear on the TV monitor Yes Press the 3D Auto button Can the manual mode be selected Yes Can the increments of parameter 1 be changed to 0 01 Yes Can the measurement mode be selected Yes Attach the model eye to the chin rest No No No 4 5 The characters or target are not clear or they are not indicated on the TV monitor 4 6 Switching between the manual mode and auto tracking mode cannot be done 4 7 The parameter cannot be changed 4 33 The switching of R K measurement mode can not be done 3 2 20 1171 2 00104 Is the horizontal movement of the main body smooth No Yes Is the up and down movement of the measuring unit smooth Yes Does the mire ring appear Yes Does the model eye image appear on the TV monitor clearly No No No 4 8 The horizontal movement of the main body is not smooth 4 9 The up and down movement of the measuring unit is not smooth 4 10 The measuring unit is unstable 4 11 The mire ring does not appear Yes Can the model eye be measured Yes Is the measured data of the model eye proper Yes Can a short beep be heard when st
30. of the AR 630A Service Manual 7 4 Replacing the PD LED unit and cleaning the IR filter Replacement parts 32906 EA24 See 7 4 of the AR 630A Service Manual 7 5 Replacing the INC DEC SW unit Replacement parts 32907 EA03 See 7 5 of the AR 630A Service Manual ae The layout of the buttons for the ARK 730A is shown in the right figure 68 7 2 46 7 6 Replacing the mire UG N 7 1 2 3 Remove the left right and front covers See Unscrew 10 n 2 and remove the LED Unscrew 2 5 n 4 and remove the mire Fit the parts in reverse order Perform the auto tracking and auto shot Perform the auto tracking and auto shot For the layout of LED see 32163 EA42 in Replacement parts 32163 3380 5 1 of the AR 630A Service Manual plate KM L LED plate pec KM L Arrange the cables so as not to interfere with the optical parts calibration 7 Replacing the KM LED unit Replacement parts 32158 EA42 Remove the left right and front covers See 5 1 of the AR 630A Service Manual Unscrew CK1 7x5 4 and 2 4 n 4 and remove the KM LED Unscrew 1 7 5 n 4 and remove the KM LED unit CK1 7x5 Fit the parts in reverse order Sa ANE ue calibration 9 2 gl ll gl
31. of the optical adjustment jig ARMJ 7 for this adjustment If the LED lights are not parallel to the mask LED adjustment jig RKDJ 1 photoreceptor follow steps 6 7 to perform ae 7 the tilt adjustment of the LED light and mask 80 p E photoreceptor 8 6 222 6 Loosen HH3x4 2 retaining the LED 3110 HH2x4 2 retaining the LED It makes the SPD and LED turn separately and only the LED light turns 7 Look into G8 G9 G10 with the power magnifier of the optical adjustment jig ARMJ 7 and turn the LED until the LED lights are parallel to the mask photoreceptor LED light Mask photoreceptor 5 The LED lights are parallel The LED lights are parallel to the to the mask photoreceptor mask photoreceptor 8 Loosen HH3x4 n 2 retaining the LED When the LED lights have become parallel to the mask photoreceptor make sure that the LED lights are positioned in the middle of the mask photoreceptor as the right figure shows The LED lights are positioned in the If not perform 8 3 4 LED adjustment in the middle of the mask photoreceptor middle 8 3 4 LED adjustment in the middle See 8 3 4 of the AR 630A Service Manual 8 3 5 Check after adjustment of three point relationship among SPD mask and LED See
32. 0 to 5V when the interrupting plate interrupts of the rotator pulse motor No Replace the rotator pulse motor unit 32906 unit 32906 EA55 06 board 9th 10th pins of 606 76 Yes Does the PC1 to PC6 cable 32906 EA64 Yes Repair the PC1 to PC6 cable 32906 EA64 have a breakage or replace it See 9 2 No Replace the BA06 board See 6 3 Perform the sensor calibration See 8 24 Replace the 01 board See 6 1 Yes Is the symptom improved Completion of operation No Replace the measuring unit See 7 16 4 5 4 2 4 Err 7 printer error appears Is there enough printer paper Yes Is the lever pushed down Yes Do the following connectors have poor electrical contact 01 board 105 75 07 board 703 73 704 14 BA28 board P801 J1 J4 No Do the PR2 cable 34495 EA15 printer cable 32906 EA60 and power I F cable 32906 EA59 have a breakage No Replace the printer See 7 22 Is the symptom improved No Replace the BA28 board See 6 5 Is the symptom improved No Replace the BAO1 board See 6 1 No No Repl
33. 24 Sensor calibration See 8 23 of the AR 630A Service Manual 8 25 Setting EEPROM DATA See 8 24 of the AR 630A Service Manual 8 26 Adjusting the up and down movement of the chin rest See 8 25 of the AR 630A Service Manual 8 27 KM calibration 1 Attach the steel ball to the chin rest ADJUST ME 2 Turn ON the power switch while holding IOL d Eyeprint butt d CYL R K KM own 5 Eyeprint button and OTHER Mode Change button ADJUST MENU TRC mode is established SAGIT When the covers are removed set DIP switch No 4 to the ON position and turn ON the power switch to establish the ADJUST mode 3 Press 5 button to select KM AUTO CALIBRATION 4 Press DOWN button ADJUS IMM STEE T AXIS 8 16 7 5 Perform the calibration with the steel balls of R5 95 mm R7 94 mm and R9 13 mm 6 Press Setting button to establish AUTO CALIBRATIC ADJUST MENU mode 7 Press gt Eyeprint button and CYL ce Eyep iu LA CALIBRATION ov Mode Change button simultaneously to XCCD SUB store the data obtained by the adjustment When the covers are removed set DIP switch No 4 to the OFF position to store the data obtained by the adjustment and exit from the ADJUSMENT MENU mode 8 Select the auto tracking and measure the steel balls of R5 95 mm R7 94 mm and
34. 5 2 Optical axis adjustment of phototransmitter photoreceptor system in horizontal direction 8 8 8 5 3 Optical axis adjustment of phototransmitter photoreceptor system in vertical direction TP RETE 8 8 8 5 4 Check after waveform aurou ovd ata src 8 8 8 6 Measutabl e rang adqustiehil 8 8 S SPH Valle calibration du apvd met edam pit M 8 8 8 6 AXIS QOUSUDE ssco tale nca 8 8 8 9 TOL Eoi rna itinere end bnt maduro MP adv voa Lc dri acu nae 8 8 hart aeri rari 8 9 ST oe Ce HOD cheek 2s xix QAM 8 10 12 Tiltadjustment iunii enar idi s 8 10 8 13 PD 0 8 10 8 10 8 13 2 PD 64 mm and 80 mm offset adjustment 8 11 8 14 Auto tracking adjustment INR ONUS 8 11 MAG ALR 8 11 o Y 8 12 8 15 Auto shot adjustment
35. 5 4 of the AR 630A Service Manual 5 5 Removing the TV panel See 5 5 of the AR 630A Service Manual 5 6 Replacing the bottom plate See 5 6 of the AR 630A Service Manual 5 REPLACING THE BOARDS 6 2112222222222 6 1 Replacing the 01 22 boards Replacement parts 32906 01 Replacement parts 32909 BA22 See 6 1 of the AR 630A Service Manual 6 2 Replacing the BA02 board gt Replacement parts 32906 BA02 Az Nau See 6 2 of the AR 630A Service Manual The layout of the buttons for ARK 730A is shown in the right figure Ja Fes 6 3 Replacing the BA06 board Replacement parts 32906 BA06 See 6 3 of the AR 630A Service Manual 6 4 Replacing the BA07 board Replacement parts 32906 BA07 See 6 4 of the AR 630A Service Manual 6 5 Replacing the BA28 board Replacement parts 32906 BA28 See 6 5 of the AR 630A Service Manual 6 6 Replacing the BA23 board Replacement parts 32906 BA23 See 6 6 of the AR 630A Service Manual REPLACING THE PARTS 9 72771222 22222027 7 1 Replacing the transformer Replacement parts 32903 E003A 100V series Replacement parts 32903 E003B 200V series See 7 1 of the AR 630A Service Manual 7 2 Replacing the joystick Replacement parts 32906 2080 See 7 2 of the AR 630A Service Manual 7 3 Replacing and cleaning the slide plate Replacement parts 32906 M004 See 7 3
36. 5 REMOVING COV ERS 5 1 5 1 Removing the front left and right covers 5 1 5 2 Removing the rear cover of the measuring unit 5 1 5 3 Removing the inner COVER 5 1 5 4 Removing the n d DUX MIRA 5 1 5 3 Removing the TV panel OT 5 1 5 6 Replacing the bottom uia 5 6 REPLACING THE BOARDS 6 1 6 1 Replacing the BAOT 6 1 6 2 Replaeme ile board oie 6 1 Replacing th FAG BOSE ia r 6 1 6 4 Replacing the BA07 board 6 1 6 5 Replacing the BA28 board MEUM ENIM NB 6 1 6 6 Replacing 23 BOSE usus 6 1 7 REPLACING THE Uc p 7 1 7 1 Replacing the transformer 7 1 Z2 Replacing the FOV SINC x 7 1 7 3 Replacing atid cleaning the slide plate 7 1 7 4 Replacing the PD LED unit and cleaning the IR filter 7 1 7 Re
37. Contrast and Brightness controls Refer to the Operator s Manual Are the contrast and brightness of the No monitor adjusted properly Yes Is the voltage supplied to P701 J1 on the 07 board proper Ist 2nd pins 14 3rd 4th pins 18VAC 5th 6th pins 18VAC 7th 8th pins 18VAC 9th 10th pins 10VAC No Replace the transformer See 7 1 Yes Is the voltage supplied to P702 J2 on the BA07 board proper Ist 2nd pins 15VDC 5th 6th pins 15 VDC No 7th 6th pins 15 3rd 4th pins 5 VDC 10th 4th pins S VDC 8th 9th pins 12VDC Replace the 07 board See 6 4 Yes Replace the TV monitor See 7 17 4 9 4 4 The eye image does not appear the TV monitor Do the following connectors have poor i 9 Reconnect the connectors BA22 board P2202 J2 P2203 13 No Does the camera cable unit 32907 EA69 Yes Repair the camera cable unit 32906 EA69 have a breakage or replace it See 9 2 No Replace the camera See 7 9 Yes Is the symptom improved Completion of operation No Replace the BA22 board See 6 1 Yes Is the symptom improved Completion of operation No
38. ED GPL a esr Rud etin PU DP REESE i 7 4 8 rcc Ye 8 1 8 1 Optical axis adjustment of phototransmitter photoreceptor 8 1 8 1 1 Optical axis check of phototransmitter photoreceptor 22 8 1 8 1 2 Optical axis adjustment of phototransmitter photoreceptor 8 1 8 2 8 3 8 2 Optical axis check OF chart 8 3 8 2 2 Adjustment Of chart in vertical direction 8 4 8 2 3 Adjustment of chart in horizontal direction aser co FE 8 4 8 3 Three point relationship among SPD mask and LED 8 4 8 3 1 Check of the three point relationship among SPD mask and 8 4 8 3 2 Perpendicular adjustment of the SPD and mask photoreceptor 8 4 8 3 3 Tilt adjustment of LED lights and mask photoreceptor 8 5 8 3 4 LED adjustment in th middle 8 6 8 3 5 Check after adjustment of three point relationship among SPD mask and LED 8 6 8 4 Position adjustment of target and LED lights iro 8 7 8 7 8 5 1 When the height of the side by side waveforms is different 8 7 8
39. G9 G10 with the naked eye 0D position Where both the chart and aperture of the sensor carry are focused looking into G8 G9 G10 with the 12D magnifier 12D position Where both the chart and aperture of the sensor carry are focused looking into G8 G9 G10 with the 12D magnifier 12D position G6 G7 G8 G9 G10 ENZA 7 cl 3130 Chart carry lt 12D 12D gt 8 4 8 2 2 Adjustment of chart in vertical direction 1 Turn the holder of G6 G7 to align the chart height at the 12D and 12D positions with the aperture center Check at the position as well 0 25 55 ess VS REN NY ARN NM NSS 1 Chart 8 2 3 Adjustment of chart in horizontal direction See 8 2 3 of the AR 630A Service Manual 8 3 Three point relationship among SPD mask and LED 8 3 1 Check of the three point relationship among SPD mask and LED See 8 3 1 of the AR 630A Service Manual 8
40. M a aba 8 OF OL ue ki en Cu LIE EE PU 90 4 0686 5 1140 13 a a D is 5062 031 04 it veve a B 2 quvog 9 E isnray ez mS 9062 1 QBVOH NIVW 512 ss 9 1 8 60626 014 S 59 3 9062 alic 9va soszE EIS 5 5 5 Ov 5 ia Lini ETC 217 1210 an 17 9n dz stad 098 Sosa o5 2n vn wa zord 7079 9014 90626 053 gt 5 E x ens 8 8 Le aoa 022 F 9 NI9IHO NISTHO 22 139801 HOLLOW ada swa a x 3 m E NIS SEV3 S0B2E 96 3 9062 gu 2 y cg olf X sve eve LIMES ZMS OLOHd rea 9003 6062 3 80886 060 066 8 89 8 8812 O 9 BVOH AVTdSIO 7 6 5 10 19 3 062 yed ped 8 8088 MS 5 230 01 0 gt 8 eva 9 2 9 2 Connecting Cables
41. NIDEK AUTO REF KERATOMETER Model ARK 730A SERVICE MANUAL NIDEK CO LTD December 3 2003 MRK4C RDAO001 A E 82 pages in total Table of Contents Page 5 1 IENSRODUC TION 1 1 2 SAFETY e 2 1 2 General Precautions MM rds 2 1 2 2 Mamtenanc nana rc andi Fd ed 2 1 2 2 Adjusimaent DM abate tu used 2 2 9 3 TROUBLESHOOTING 3 1 5 4 SUB TROUBLESHOOT ING 4 1 4 1The TV monitor displays nothing The TV monitor display is abnormal 4 1 4 2 The ERR message appears after turning ON the power switch 4 2 4 2 1 Err 1 sensor carry error appears 4 2 T2 Err 2 target carry aad e 4 3 42 3 Ert 3 rotator ertor equa veo On aede oon 4 4 4 2 4 Err printer error appears Sapa rad 4 5 4 2 5 Err 9 MEMORY FAILURE ON EEPROM appears 4 6 4 2 6 Err MEMORY FAILURE ON RAM appears 4 6
42. See 7 15 Completion of operation Observe the output voltage between the 3rd 6th pins of P202 J2 on the 02 board by an oscilloscope Is the waveform of the voltage in a pulse shape as the right figure The cycle varies according to the manipulating speed of the joystick No Yes Do the output voltages between the Ist GND and 2nd GND of P2204 J4 on the BA22 board vary within the range of OV 14V No Replace the joystick See 7 2 a b The duty ratio should be even Replace the BA22 board See 6 1 when manipulating the joystick The output voltage of and inverts by turning the joystick C W or C C W Yes Replace the U D MOTOR unit 32907 EA46 See 7 14 4 10 The measuring unit is unstable Is SB4 X 6 which fixes the measuring unit loose No Is HH3 X 3 which fixes the nut stopper loose No Do all 3 bearings for vertical movement rotate when moving the measuring unit upward and downward Yes Do the bearings have a breakage Yes Replace the bearings See 7 13 Yes Yes No Tighten SB4 X 6 retaining the measuring unit See 7 16 Adjust the screw which fixes the nut stopper See 78 16 17 Adjust the tightness of the screws retaining
43. T7 PD ERR Appears Ka eM A 4 7 4 3 The TV monitor does not brighten 4 8 4 4 The eye image does not appear on the TV monitor 4 9 4 5 The characters and target are not clear or they are not indicated on the TV monitor 4 9 4 6 The switching between the manual mode and auto tracking mode cannot be done 4 10 4 7 The parameter cannot be changed i i pte 4 10 4 8 The horizontal movement of the main body is not smooth 4 11 4 9 The vertical movement ofthe measuring unit is not 5 1 2 4 12 4 10 The measuring unitis unstable oiii rt operari Rao 4 12 dossnob SDDESE miU ei 4 13 4 12 The model eye image is not clear eode e diei dan UR pa e mu 4 14 4 13 AR measurement does not start The Start button is not operable 4 14 4 14 The Err message appears during AR 4 15 4 15 Only the obtained SPH value is shifted 4 16 4 16 The obtained CYL value is too 4 17 4 17 A short beep cannot be heard when starting the measurement 4 18 4 18 The TOL mod cannot Be selected usos eerte p 4 18 4 19 The C Y Lauode cannot De Selected sarreren
44. 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
45. ace the printer roll with a new one Refer to the Operator s Manual Push down the lever Refer to the Operator s Manual Reconnect the connectors Replace the cables that have a breakage See 9 2 Completion of operation Completion of operation 4 6 4 2 5 Err 9 MEMORY FAILURE ON EEPROM appears Print out the EEPROM DATA and verify that all the printed EEPROM DATA is 0 Refer to the Operator s Manual Set the EEPROM DATA See 8 25 Yes Is the EEPROM DATA stored properly Use the instrument for a while No Replace the BA06 board See 6 3 Perform the sensor calibration See 8 24 Perform the tracking and auto shot calibration See 8 19 4 2 6 Err A MEMORY FAILURE ON RAM appears Follow the instructions in the Operator s Manual to set the parameters date and time and enter the comments After keeping the instrument OFF for a while check the saved contents Use the instrument for a while If the appears again replace the battery or BAOI board See 6 1 Are the saved contents proper B MN No Is the output voltage of the battery for backup Yes proper 43V Replace the 01 board See 6 1 No
46. arting the measurement Yes Can the IOL mode be selected by pressing the IOL button Yes Can the CYL mode be selected No No No No No 4 12 The model eye image is not clear 4 13 AR measurement does not start 4 14 The Err message appears during AR measurement 4 15 Only the obtained SPH value is shifted 4 16 The obtained CYL value is too high 4 17 A short beep cannot be heard when starting the measurement 4 18 The IOL mode cannot be selected Yes Can switching between L and R be done No 4 19 The CYL mode cannot be selected Yes Change the increment of parameter 1 to 0 257 4 20 Switching between L cannot be done 2210 Press Change button Attach a scale to the model eye No 3 3 Can the PD measurement be performed Yes Can the measurement mode be selected Yes Can the steel ball be measured Yes Is the obtained measurement data of the steel ball proper Yes Press the Change button to select the R K measurement mode Measure the human eye for check Is the up and down movement of the chin rest smooth Yes Can the chart be seen through
47. creases the value Pressing button decreases the value Bring the chart in focus adjusting from the side Press Change button then press the START button to establish MODE 12 1 The button operation is the same as in MODE 12 0 Press the START button to establish MODE 12 2 10 Turn the rotor plate of the jig to align with the 12D lens Press Print button to bring the chart into focus 12 00 12D position adjustment The button operation is the same as in MODE 12 0 The value when focus is achieved must be between 11 80 and 12 20 If not establish MODE 12 1 again and fine adjust the value Increase the value if the absolute value is small and decrease the value if it is large 11 Perform the 12D position adjustment by the same procedure as step 10 12 When the 12D or 12D position cannot be 13 After the adjustment remove the chart The value when focus is achieved must be between 12 20 and 11 80 If not establish MODE 12 1 again and fine adjust the value Increase the value if the absolute value is small and decrease the value if it is large Increase parameter V adjusted the line does not become straight by the above adjustment establish MODE 12 0 and change parameter V 12 Decrease parameter calibration jig 8 10 P 8 11 Internal reflection check See 8 11 of the AR 630A Se
48. e BA02 board Polarity of tester A11 B10 Yes Replace the BAO1 board See 76 17 Reconnect the connectors Replace the BA02 board See 6 2 4 19 The CYL mode cannot be selected Do the following connectors have poor electrical contact 01 board 104 14 02 board P201 J1 No Is electricity applied between the B9 and B11 pins of P104 when pressing the CYL Mode Change button the 02 board Polarity of tester B11 A9 Reconnect the connectors Yes Replace the BAO1 board See 76 1 Replace the 02 board See 6 2 4 19 4 20 Switching between cannot be done Do the following connectors have poor electrical contact BAOI board P103 13 P113 J13 P105 15 S 7 board P706 76 P703 J3 BA23 board P2301 J1 No Reconnect the connectors Clean the IR filter See 7 4 Is the symptom improved Yes Completion of operation No Is the voltage between the 1st and 2nd pins of Yes DE P706 16 on the BA07 board 5V Replace the PD LED See 7 47 No Replace the BA07 board See 76 4 Yes Is the symptom improved Completion of operation No Replace the BAO1 board See 6 1
49. ecomes 64 0 0 9 for PD 64 mm and 80 0 1 0 for PD 80 mm 3 Press Setting button 4 Press 00 CYL Mode Change button and Eyeprint button simultaneously to save the parameter 8 14 Auto tracking adjustment Perform this adjustment in the state that the front cover is attached 8 14 1 R L adjustment 1 Set DIP switch No 4 to the ON position and turn ON the power switch to establish MODE 31 0 for adjustment 2 Measure the clearance between the front cover and M084 with a steel scale and manipulate the joystick until the clearance becomes 2 5 mm y 3 Adjust the sensor plate M822 to the position where the LIMIT the TV monitor changes from 0 to 1 and fix it Adjust both the right and left limits so that the LIMIT on the TV monitor changes from 0 to 1 when the clearance is 2 5 mm The difference between the right and left clearances must be within 0 5 mm e g 2 mm and 2 5 mm 2 5 mm and 3 mm 4 Press UP button and DOWN button and make sure that the difference between the clearances is 1 mm or less when moving the measuring unit to the right LIMIT and left LIMIT Sensor plate 8 12 gl 8 14 2 F B adjustment 1 Establish MODE 31 1 for adjustment and press the START button once 2 Measure the clearance between the front cover and M084 with a steel scale and manipulate the joystick until the clearance becomes 2 mm 3 Hold the front cover b
50. ed 47651 Westinghouse Drive Fremont 94539 U S A AUTO REF KERATOMETER MODEL ARK 730A CONN 200 qu eus 2401 FREQ 50 60 POWER 0123 NIDEK LTD HIRDISHI CHO Manufactured 2003 42 SER NO 70006 MADE IN JAPAN 32163 4534 A NID on f AUTO REF KERATOMETER MODEL ARK 730A CONN 100 120V A FREQ 50 60Hz 3 POWER 12013 R A A NIDEK O LTD HIRDISHI CHO Manufactured REN 2003 S SER NO 10006 MADE IN JAPAN 32163 535 Part NO MODEL SERIAL NO VOLTAGE AMPS PHASE 1 FREQ__sovso N MEM Date of Manufacture CAUTION Federal low restricts this device to sale by lt the order of licensed practitioner Only marketing for NIDEK INCORPORATED CAUTION To reduce the risk of electric shock do not remove cover Refer servicing to qualified service personnel of fire Replace fuse as marked 200 220V A Die in diesem Gerdt entstehende Rontgenstrahlung ist ausreichend abgeschirmt Beschleunigungsspannung maximal RS232C CO 6 2222222222222 9 5 Error code table Indication Error code No code Code Conten
51. f operation No Replace the measuring unit See 7 16 4 3 4 2 2 Err 2 target carry error appears Do the following connectors have poor electrical contact board P107 77 06 board P601 J1 P607 77 P608 38 No Does the voltage of the connector below change from 0 to 5V when the interrupting plate interrupts PI1 of the target origin unit 32906 EA36 06 board 3rd 4th pins of P608 J8 Reconnect the connectors Yes Does the PC1 to PC6 cable 32906 EA64 have a breakage No Replace the BA06 board See 6 3 Perform the sensor calibration See 8 24 Replace the BAO1 board See 6 1 Is the symptom improved No Replace the measuring unit See 7 16 Yes Yes Replace the target origin unit 32906 EA36 See 9 2 Repair the PC1 to PC6 cable 32906 EA64 or replace it See 9 2 Completion of operation 4 4 4 2 3 Err 3 rotator error appears Do the following connectors have poor electrical contact Yes BA01 board P107 17 gt Reconnect the connectors 06 board P601 J1 606 76 No Does the voltage of the connector below change from
52. nd error indecipherable command is received 81 Err Err81 Blink error Blink error by mask signal 82 Err Err82 Blink error Blink error 2 by mask signal 83 Err Err83 Blink error Blink error by SGRAD waveform 84 Err Err84 SGRAD error Error by gradient coefficient 85 Err Err85 Blink error Blink error by mask signal during measurement 86 Err Err86 Blink error Blink error by measuring waveform during measurement 87 Err Err87 Blink error Blink error by measured results 88 Err Err88 Alignment error Improper alignment after AR measurement 91 91 SPH failure When VD is 12 mm 23D or more 92 Err o Err92 SPH failure When VD is 12 mm 18D or less 93 Errco Err93 CYL failure When VD is 12 mm 8D or less 94 Err Err94 Confident coefficient error A1 ERROR ERROR A1 Insufficient light intensity of KM measurement light fails to be detected by CCD 0 A2 ERROR ERROR 2 Insufficient edge of CCD 2 or less KM measurement lights are detected by CCD A3 ERROR ERROR Excessive edge CCD 5 or more KM measurement lights are detected by CCD 4 ERROR ERROR A4 CCD waveform error Layout of the KM measurement light detected by CCD is abnormal Bi ERROR ERROR corneal curvature failure 13 11 mm or more B2 ERROR ERROR B2 corneal curvature failure 4 94 mm or less B3 ERROR ERROR cornea failure 12 00D or more B4 ERROR ERROR Focusing error too near Focus is too near the patient s eye duri
53. ng KM measurement 5 ERROR ERROR B5 error too far Focus is too far the patient s eye during measurement B6 ERROR ERROR error undetectable Focus cannot be detected during KM measurement Ci ERROR ERROR C1 Insufficient Sagittal number Sagittal number is insufficient for calculating the eccentricity The error codes 9 and A are output to a printout as well Error code 9 MemoryFailureonEEPROM Error code A MemoryFailureonRAM 9 15 9 16 9 6 List of jigs tools and consumables Optical axis adjustment jig LED adjustment jig Chart calibration jig Center PD check jig Model eye Set of Phillips screwdrivers e Set of flathead screwdrivers Penlight Blower Thin stick Chopstick Hexagonal wrench Needle nose pliers Nipper Wire stripper Soldering iron Tweezers Set of precision screwdrivers Screwdriver for industrial use Multimeter Lens cleaning paper Alcohol solution Thread locking adhesive Heat shrinkage tube Japanese special paper Gampi shi Rubber bond Silicon bond Tin solder Specifications and design are subject to change without notice for improvement KO 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
54. om 5V to 0V when the U D LIMIT switch of the U D LIMIT unit is turned ON UP LIMIT 1st 2nd pins of the P2205 J5 LO LIMIT 3rd 4th pins of the P2205 J5 Yes Replace the BA22 board See 6 1 Is the symptom improved No Replace the BAO1 board See 76 17 No Yes Perform the position adjustment of the TRC LIMIT unit 32906 EA81 and U D LIMIT unit 32907 EA47 and the auto tracking adjustment See 8 14 Replace the TRC LIMIT unit 32909 81 See 7 23 Replace the U D LIMIT unit 32907 EA47 See 7 15 Completion of operation WP 4 23 4 27 The auto shot cannot be performed Do the following connectors have poor electrical contact 01 board P104 14 02 board P201 J1 P203 J3 BAO06 board P615 J15 No Is electricity applied between the 1st and 2nd pins of P203 when pressing the 3D auto button on the board Yes Is the voltage between the 1st and 2nd and 5th and 6th pins of P615 J15 on the BA03 board approximately 5V 2 lt 5 Reconnect the connectors Replace the INC DEC SW unit 32907 EA03 See 7 5 No Is the voltage between the Ist and 3rd pins of P616 J16 on the BA06 board approximately lt es Replace the KM LED 32158 42 See
55. orm 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 Never wipe the covers etc using an organic solvent such as a paint thinner The surface may be damaged and the appearance of the instrument will be impaired as a result For procedures similar to the ones of the AR 630A see of the AR 630A Service Manual will be described in this manual Use the AR 630A Service Manual together with this manual 2 2 Maintenance Precautions ncase 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 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 f you observe strange odors or smoke being issued from the instrument immediately turn OFF the instrument disconnect the power cord from the outlet and isolate the cause If the instrument is powered in abnormal conditions fire electric shock or total loss ofthe instrument ma
56. ot start The Start button is not operable Do the following connectors have poor electrical contact Yes 01 board 104 14 Reconnect the connectors 02 board 201 J1 202 14 No Is electricity applied between the Ist and 2nd pins of P202 of the encoder cable 32907 EA19 when pressing the Start button Yes Replace the joystick See 7 2 Is electricity applied between A9 and 11 pins of P201 on BA02 board when pressing the Start button Yes Replace the BA02 board See 6 2 Does the DISPLAY cable 32906 EA31 Yes Repair the DISPLAY cable 32906 EA31 or have a breakage replace it See 9 2 No Replace the BAO1 board See 76 1 G C C C G CC 4 15 4 14 The Err message appears during AR measurement Do the following connectors have poor electrical contact Yes 01 board 101 J1 P106 16 gt Reconnect the connectors 06 board P601 71 P602 72 No Does the cable in the LED ASSY 32906 3110 have a breakage Yes Replace the LED ASSY 32906 3110 Check the electrical conduction with a See 7 4 tester No Is the position of the target proper Adjust the position of the target See 78 4 Yes Replace the BA06 board See
57. placing the S ieee 7 1 ACI bata ca 7 2 Jo Replacing the KM LED UU xad eun EPUM 7 2 7 8 Replacing the 7 3 7 9 Replacing camera TO URS 7 3 7 10 Replacing ie wheel guide ASSY 7 3 Repbicine the PIDIODN Sede diel 7 3 7 12 Replacing the PEOR Enn 7 3 Replacing the Dearing 773 7 3 7 14 Replacing the U D MOTOR 7 3 Re placine ihe QU 7 3 7 I6 Replacing he micas rine Unit 7 3 1 17 Replacing the TV MOMITOT ees 7 4 1 18 Replacing the EED 7 4 7 19 Replacing the chart LED lamp Unit 7 4 7 20 Replacing the F B MOTOR 7 4 7 21 Relacing the R L MOTOR TIL serai me eene PR PORE 7 4 T22 R placing tie enter UIT 7 4 7 23 Replacing the TRC LIMIT akon ud con cud 7 4 7 24 Replacing th ILLUMI L
58. rvice Manual 8 12 Tilt adjustment of Chart See 8 12 of the AR 630A Service Manual 8 13 PD adjustment 8 13 1 PD adjustment 1 Attach the center PD check jig onto the chin rest The scale must be parallel to the target The mark position of the scale must agree with the Eye line marker 2 When the main body is fixed by the knob make sure that the center deviation is within 2 mm 3mm for test Make this adjustment after turning the power OFF and then on again 3 Turn OFF the power switch 4 Press CYL Mode Change button and Eyeprint button simultaneously then turn ON the power switch 5 Press the START button to establish MODE 13 1 6 Fix the main body by the knob and match the center of the scale with the one of the target Then move the main body from the center of the scale to the left and right evenly and press Print button to measure 64 mm 80 mm Adjust the gain with UP button and DOWN button so that the shift lengths at 64 mm and 80 mm are almost the same 7 Press 8 Print button 8 Press Setting button 9 Press CYL Mode Change button and 5 Eyeprint button simultaneously 1 2 11 8 13 2 PD 64 mm 80 mm offset adjustment 1 Press the START button to establish MODE 13 2 2 Adjust the offset with UP button and DOWN button until the measured value the monitor b
59. t Reconnect the connectors 06 board P616 J16 P615 715 No Is the voltage applied between the 3rd 4th and Sth 6th pins of the 615 715 connector Yes Repairthe KM LED 32906 EA42 or replace on the BA06 board approximately 5V mew one See UT No Does the PC1 PC6 cable 32906 EA64 Yes Repair the PC1 PC6 cable 32906 EA64 or have a breakage replace it with a new one See 9 2 No Is voltage applied to the P616 J16 and P615 Yes 15 connectors the BA06 board Replace The BAUG RESO ON No Replace the BAO1 board See 76 1 4 35 The data obtained by the KM measurement is abnormal Perform the KM auto calibration See 8 27 Is the symptom improved Completion of operation No Replace the BA22 board See 6 1 Is the symptom improved D is Completion of operation No Replace the measuring unit See 7 16 REMOVING COVERS 9 5 2111 2222 5 1 Removing front left and right covers See 5 1 of the AR 630A Service Manual 5 2 Removing the rear cover of the measuring unit See 5 2 of the AR 630A Service Manual 5 3 Removing the inner cover See 5 3 of the AR 630A Service Manual 5 4 Removing the rear cover See
60. the measuring window Yes No No No No No 4 21 The PD mode cannot be established 4 22 The value obtained by the PD measurement is abnormal 4 33 Switching of the R K measurement mode cannot be done 4 34 The Err message appears during the KM measurement 4 35 The data obtained by the KM measurement is abnormal 4 23 The up and down movement of the chin rest is not smooth 4 24 The chart cannot be seen 3 4 Can the blink error be detected No 4 25 The blink error during measurement cannot be detected Yes Change from the manual mode to the auto tracking mode Can the auto tracking be performed 4 26 The auto tracking cannot be performed Yes Change to the auto shot mode Can the auto shot be performed ble 4 27 The auto shot cannot be performed Yes Can the communication be done 4 28 The ERR IF appears Yes 4 29 Printing cannot be done Can the printing be done 4 30 The print is too light The printout has missing characters Yes Can the eyeprint be done 4 31 The eyeprint mode cannot be selected Yes an aon Ue 4 32 The auto off mode cannot be activated activated Yes Turn OFF the power switch
61. the up and down bearings See 78 16 27 Adjust the lead screw for up and down movement See 8 16 3 4 13 4 11 The mire ring does not appear Does the following connector have poor electrical contact s Reconnect the connector 06 board P616 J16 No Replace the mire See 7 6 No Is the symptom improved Yes Completion of operation No Replace the BA06 board See 6 3 Perform the sensor calibration See 8 24 Is the symptom improved Yes Completion of operation No Replace the BAO1 board See 6 1 4 14 4 12 The model eye image is not clear Does the following connector have poor electrical contact 06 board P614 714 Yes Reconnect the connector Is the voltage between the 1st and 2nd pins P614 J4 5V when turning ON the ILLUMI LED unit 32906 EA41 No Yes Replace the ILLUMI LED unit 32906 41 See 7 24 Replace the BA06 board See 6 3 Perform the sensor calibration See 8 24 Yes Is the symptom improved Completion of operation No Replace the CCD camera See 7 9 4 13 AR measurement does n
62. tical direction See 8 5 3 of the AR 630A Service Manual 8 5 4 Check after waveform adjustment See 8 5 4 of the AR 630A Service Manual 8 6 Measurable range adjustment See 8 6 of the AR 630A Service Manual 8 7 SPH value calibration See 8 7 of the AR 630A Service Manual 8 8 AR AXIS adjustment See 8 8 of the AR 630A Service Manual 8 9 IOL check Check that the measurement can be performed in the IOL mode 1 Attach the non cemented model eye RKDJ O O 1 0900 2 Press 5 Eyeprint button 3 Align the system with the 10D model eye and slightly defocus by pushing the 4 focusing direction and make sure that error does not occur when two spots are measured in each direction Position to be measured 8 9 8 10 Chart calibration 1 Adjust the visibility of the dioptric tester 2 Attach the chart calibration jig ARMJ 6 and turn its rotor plate to align with the model 3 7 Look into the dioptric tester to bring the chart 9 Press Change button then press the Move the main body forward and backward Set the rotor plate of the jig in the hole with eye for alignment Set DIP switch No 4 on the BA01 board to the ON position START button to place the system in 12 07 to align with the model eye nothing in it OD position adjustment in focus Pressing a Change button in
63. to establish TRC ADJUST MODE 30 6 Align the mire ring with the target and adjust the focus properly then press 65 View 1 Comparison button Align the mire ring to the center of the target and visually obtain focus Mire ring 8 20 Setting the mask blink level 1 Establish MODE 14 and set the value to 410 2 5V with Change button and R K button 8 21 Setting print density lt Test print pattern gt 1 Turn ON the power switch 2 Set DIP switch No 3 on the BAO board to 175918 01234567 the ON position to establish MODE 10 89 lt gt ABCDEF GH JKLMNO 3 Change the value with Change button PQRSTUVWXYZ 1 ABCDEFG and button the value changes in HI UKLMNOPQRS TUVWXYZ L the 1 00 to 1 00 range in increments of 1 1 7747111137 74703 and print out the data with 2 Print button DIRE IF IT ERA NENT to check the printout for density 117 177 NOTE Normally set the data to 000 Setting a positive value will slow down the printing speed and increase the print density Do not set the value larger than necessary Setting the value too large may affect the life of the printer head 8 18 8 22 Replacing the printer unit See 6 5 Replacing the BA28 board of the AR 630A Service Manual 8 23 Setting sensor offset See 8 22 of the AR 630A Service Manual 8
64. ts Details of the error 1 Err Err1 Sensor error Improper moving distance of sensor 2 Err Err2 Target error The target limit switch does not turn on 3 Err Err3 Rotator error The rotator limit switch does not turn on 4 Err Err4 Chart error The chart sensor does not turn on 5 Err Err5 error The cylinder lens 1 sensor does not turn on 6 Err Err6 CL2 error The cylinder lens 2 sensor does not turn on 7 Err Err7 Printer error Paper out or lever remains up at line printing 9 Err Err9 EEPROM error EEPROM data is corrupted A Err Erra RAM error Backup data of corrupted B Err Errb TV camera error No synchorizing signal Err Errc PC22 communication error Communication with PC22 board cannot be done D Err Errd CLOCK error Abnormal clock data 11 ErrlF Err11 DSR error OUT DSR is not set when SD command is received 12 ErrlF 12 DSR error OUT DSR is not set when data is transmitted 13 ErrlF 13 Data error OUT Data is not received 14 ErrlF Err14 Overflow OUT Reception buffer is full 15 ErrlF 15 Command error OUT Indecipherable command is received 16 ErrlF Err16 Data empty OUT There is no data to be sent 18 ErrlF 18 DSR error IN DSR is not set when SD command is received 19 ErrlF Err19 DSR error IN DSR is not set when data is transmitted 1A ErrlF 1 Data error Data is not received 1B ErrlF 1 Overflow Reception buffer is full 1 ErrlF Eric Comma
65. y hand and measure the clearance between the front cover and M084 where there is no opening between the front plate M302 and front cover 4 Fix the sensor plate 815 where the LIMIT on the monitor changes from 0 to 1 5 Press UP button and DOWN button to move the measuring unit to the limit position and make sure that the clearance between the front cover and M084 is 2 mm _ The difference must be 1 mm or less 8 15 Auto shot adjustment See 8 15 of the AR 630A Service Manual 8 16 Adjusting the up and down movement of the measuring unit 8 16 1 Adjusting the tightness of the nut stopper See 8 16 1 of the AR 630A Service Manual 8 16 2 Adjusting the tightness of the screws retaining the up down bearings See 8 16 2 of the AR 630A Service Manual 8 16 3 Adjusting the lead screw for up and down movement See 8 16 3 of the AR 630A Service Manual 8 17 Cleaning the measuring window See 8 17 of the AR 630A Service Manual 8 18 Cleaning the model eyes and steel balls See 8 18 of the AR 630A Service Manual 8 14 gl 8 19 Tracking and auto shot calibration 1 Set DIP switch No 4 to the ON position 2 Follow the instructions below to establish TRC ADJUST MODE 3 Press the power switch while holding down 5 Eyeprint button and CYL Mode Change button 4 Attach the model eye 5 Press 49 3D Auto button
66. y result 2 2 Refer to 9 1 Wiring Diagram and 9 2 Connecting Cables for checking cable breaks as described in 3 TROUBLESHOOTING 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 Never perform maintenance work with wet hands Electric shock or failure of the instrument may result 2 3 Adjustment Precautions Perform adjustment on vibration free stable and level surface A slanted floor or place subject to vibration will obstruct accurate adjustment Never use adjustment jigs for purposes not instructed in this manual TROUBLESHOOTING 53 gl Connect the power cord to wall outlet and turn ON the power switch Does the initialization complete and do the SPH CYL and Axis values indicate 079 No Yes Does the TV monitor brighten up No 4 1 The TV monitor displays nothing The TV monitor display is abnormal 4 2 The ERR message appears after turning ON the power switch Yes Does the eye image appear on the TV monitor No 4 3 The TV monitor does not brighten up Yes Do the characters appear on the TV
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