Nidek Medical MC-300 Service Manual
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Nidek Medical MC-300 Service Manual

Nidek Medical MC-300 Service Manual

Multi color laser photocoagulator
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MULTI COLOR LASER PHOTOCOAGULATOR
MC-300
Model
SERVICE MANUAL
March 2007
Pages in total: 136
XMC20*RDA001B/E

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Table of Contents
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Summary of Contents for Nidek Medical MC-300

  • Page 1 MULTI COLOR LASER PHOTOCOAGULATOR MC-300 Model SERVICE MANUAL March 2007 Pages in total: 136 XMC20*RDA001B/E...
  • Page 2 NIDEK CO., LTD. : 34-14, Maehama, Hiroishi-cho, Gamagori, Aichi 443-0038, Japan (Manufacturer) Telephone: (81-533) 67-6611 Facsimile: (81-533) 67-6610 NIDEK CO., LTD : 3F Sumitomo Fudosan Hongo Bldg., 3-22-5, Hongo, (Tokyo Office) Bunkyo-Ku, Tokyo 113-0033, Japan Telephone: (81-3) 5844-2641 Facsimile: (81-3) 5844-2642 NIDEK INCORPORATED : 47651 Westinghouse Drive, Fremont, California 94539, U.

  • Page 3: Table Of Contents

    §4 SUBTROUBLESHOOTING ............. 4-1 4.1 Power On Indicator does not Light Up..............4-1 4.2 Cooling Device does not Start...................4-2 4.3 MC-300 does not Start....................4-3 4.4 An Interlock (INTLK) Number is Displayed..............4-4 4.4.1 INTLK 1.6 is displayed..................4-5 4.4.2 INTLK 2.7 is displayed.
  • Page 4 4.5.20 ERR 59 is displayed..................4-30 4.5.21 ERR 80 is displayed..................4-31 4.5.22 ERR 81 is displayed..................4-32 4.5.23 ERR 82 is displayed..................4-32 4.5.24 ERR 83 is displayed..................4-32 4.5.25 ERR 90 is displayed..................4-32 4.5.26 ERR 91 is displayed..................4-32 4.5.27 ERR 93 is displayed.
  • Page 5 6.18 Shutter ASSY. (Dual) .....................6-10 6.19 Coagulation Shutter ASSY..................6-10 6.20 Sensor and Solenoid of Coagulation Shutter ASSY..........6-11 6.21 Interface Board ..................... 6-11 6.22 Dual Shutter ASSY....................6-11 6.23 Cooling Device ......................6-12 6.24 Master Board ......................6-13 6.25 Laser Unit......................6-13 6.26 Water Filter ......................6-15 6.26.1 New type of water filter ................6-15 6.26.2 Old type of water filter ..................6-16...
  • Page 6 § 8 SUPPLEMENT ................8-1 8.1 Wiring Diagram ......................8-1 8.2 Connector Cable .......................8-2 8.3 All TPs and VRs on Master Board ................8-29 8.3.1 Layout ......................8-29 8.3.2 VR detail table ....................8-30 8.3.3 TP detail table ....................8-31 8.4 Message Tables ......................8-32 8.4.1 Interlock ......................8-32 8.4.2 Error ......................8-32 8.5 Appearance ......................8-33 8.5.1 Front view ......................8-33...

  • Page 7: Introduction

    • For correct service, thorough understanding of the contents in this manual is required prior to the service. • Refer to the operator’s manual and parts list for the MC-300. • Specifications are subject to change without notice for improvement. Refer to the Technical Bulletin (T.
  • Page 8 XMC20*RDA001B/E 1 - 2...

  • Page 9: Safety Precautions

    • Never emit laser beam (direct beam) toward a human body or object. <Adjustment precautions> • After turning the main switch off, let the MC-300 sit for 5 minutes or more before turning it on again. • When the MC-300 is moved, let the system sit for 30 minutes or more before turning the main switch on.
  • Page 10 XMC20*RDA001B/E 2 - 2...

  • Page 11: Troubleshooting

    Are the indications on the remote control normal 4.4 An Interlock Number is Displayed. after countdown? 4.5 An Error Number is Displayed. Does the MC-300 have the ERR or INTLK 4.4 An Interlock Number is Displayed. history? 4.5 An Error Number is Displayed.
  • Page 12 XMC20*RDA001B/E Does pressing the emergency off switch turn off 4.9 Emergency Off Switch does not Work. the laser, remote control, and compressor? Turn the key switch to the OFF position. Turn the master switch off. 3 - 2...

  • Page 13: Subtroubleshooting

    XMC20*RDA001B/E § 4 SUBTROUBLESHOOTING 4.1 Power On Indicator does not Light Up. Are the fuses blown? Replace the fuses (see 6.12). Is the voltage between the P1 3rd and 5th pins on Check the wirings of the master switch ASSY. the switching power supply (17350-E004) inside (17350-EA32) and transformer ASSY.

  • Page 14: Cooling Device Does Not Start

    Replace the fuses on the relay board (see 6.3). blown? Reset the circuit breaker. Is the circuit breaker of the built-in cooling device If the breaker trips again, return the MC-300 to the tripped? factory. Is the voltage between the P312 (J312) 1st and Replace the relay board (see 6.3).

  • Page 15: Does Not Start

    Do the controller and switches have any problem? Replace the cooling device (17350-E001) (see 6.23). 4.3 MC-300 does not Start. Is there continuity between the P304 1st and 2nd, and 4th and 5th pins on the key switch ASSY. Check the soldered spot. When in doubt, replace (17350-EA35) when the key switch is turned to the key switch ASSY.

  • Page 16: An Interlock (Intlk) Number Is Displayed

    XMC20*RDA001B/E 4.4 An Interlock (INTLK) Number is Displayed. Is INTLK 1.6 (overheat of the LD power supply) 4.4.1 INTLK 1.6 is displayed. displayed? Is INTLK 2.7 (excessive output) displayed? 4.4.2 INTLK 2.7 is displayed. Is INTLK 2.8 (excessive output - output motor/ 4.4.3 INTLK 2.8 is displayed.

  • Page 17: Intlk 1.6 Is Displayed

    (17350-EA39), repair or replace it (see 6.15). When there is a break in LD driver fan ASSY. 2 Do Fans 7 and 8 in the MC-300 underside rotate? (17350-EA40), repair or replace it (see 6.16). Turn the key switch to the OFF position and...

  • Page 18: Intlk 2.7 Is Displayed

    TP17 voltage become as below? GRN：750, YEL/RED：500 GRN： 6.2 V, YEL/RED： 4.3 V Replace IC24 on the master Replace the LD power Return the MC-300 to the factory. board (17350-BA01) and the supply (17350-E005) master board (see 6.24). (see 6.5).

  • Page 19: Intlk 2.8 Is Displayed

    TP17 voltage become as below? GRN: 750, YEL/RED: 500 GRN: 6.2V, YEL/RED: 4.3V Replace the LD power Replace IC24 on the master Return the MC-300 to the factory. supply (17350-E005) board (17350-BA01) and the (see 6.5). master board (see 6.24).

  • Page 20: Intlk 3.2 Is Displayed

    Replace the master board (see 6.24). 4.4.5 INTLK 3.5 is displayed. Check the compressor error ASSY. (17350-EA52). Turn the master switch off. In five minutes, turn it on. If the symptom occurs, return the MC-300 to the factory. 4 - 8...

  • Page 21: Intlk 4.5 Is Displayed

    Does the water leak? Repair the leakage spot. Reset the leakage breaker. Is the leakage breaker of the cooling device If the breaker trips again, return the MC-300 to the (17350-E001) tripped? factory. Are the operating noises of the cooling device Replace the cooling device (see 6.23).

  • Page 22: Intlk 5.1 Is Displayed

    XMC20*RDA001B/E 4.4.7 INTLK 5.1 is displayed. Does the deflecting plate drop off? Mount the half-wave plate (17350-G008). Does the treatment beam leak even though the Adjust the coagulation shutter position. coagulation shutter closes? Is the TP20 voltage on the master board (17350- BA01) 2 V or less when the setting is GRN and output of 2000 mW? I s t h e a i m i n g b e a m o u t p u t w i t h i n t h e...

  • Page 23: Intlk 6.3 Is Displayed

    Disconnect and connect IC1 (master CPU) on the master board. Replace the master board (see 6.24). Does INTLK 1.6 occur when the MC-300 starts? 4.4.9 INTLK 9.9 is displayed. Disconnect and connect IC1 (master CPU) and IC23 (sub CPU) on the master board (17350- BA01).

  • Page 24: An Error (Err) Number Is Displayed

    XMC20*RDA001B/E 4.5 An Error (ERR) Number is Displayed. Is ERR 1 (coagulation shutter malfunction) 4.5.1 ERR 1 is displayed. displayed? 4.5.2 ERR 2 is displayed. Is ERR 2 (protective filter malfunction) displayed? 4.5.3 ERR 3 is displayed. Is ERR 3 (safety shutter malfunction) displayed? Is ERR 4 (EEPROM data output/time failure) 4.5.4 ERR 4 is displayed.
  • Page 25 XMC20*RDA001B/E Is ERR 18 (current limit failure - The current is 4.5.11 ERR 18 is displayed. higher than the limit.) displayed? Is ERR 25 (M1 initial error - LH color changeover) 4.5.12 ERR 25 is displayed. displayed? Is ERR 26 (M2 initial error - coagulation output 4.5.13 ERR 26 is displayed.
  • Page 26 XMC20*RDA001B/E Is ERR 80 (DPRAM time error) displayed? 4.5.21 ERR 80 is displayed. Is ERR 81 (DPRAM time error) displayed? 4.5.22 ERR 81 is displayed. Is ERR 82 (DPRAM check error) displayed? 4.5.23 ERR 82 is displayed. Is ERR 83 (DPRAM check error) displayed? 4.5.24 ERR 83 is displayed.

  • Page 27: Err 1 Is Displayed

    XMC20*RDA001B/E 4.5.1 ERR 1 is displayed. Are there any breaks in the interface cable ASSY. Replace the interface cable ASSY. (17350-EA57)? Are there any breaks in the coagulation shutter Replace the coagulation shutter ASSY. (see ASSY. (17350-EA13)? 6.20). Set DIP SW 2 on the control box to the OFF position.

  • Page 28: Err 2 Is Displayed

    XMC20*RDA001B/E 4.5.2 ERR 2 is displayed. Connect the delivery connector again. Is the symptom improved? Connect the filter connector again. Is the symptom improved? Set DIP SW 2 on the control box to the OFF Remove the filter unit. Check that the filter is not position.

  • Page 29: Err 3 Is Displayed

    XMC20*RDA001B/E 4.5.3 ERR 3 is displayed. Are there any breaks in the interface cable ASSY. Replace the interface cable ASSY. (17350-EA57)? Is there a break in the aiming shutter ASSY. Replace the aiming shutter ASSY. (17350-EA14)? Set DIP SW 2 on the control box to the OFF position.

  • Page 30: Err 4 Is Displayed

    XMC20*RDA001B/E 4.5.4 ERR 4 is displayed. Set DIP SW 2 to the OFF position, turn the key switch to the ON position, change the power output, and set DIP SW 2 to the ON position. Is the symptom improved? Disconnect and connect IC1 (CPU) and IC8 on the master board (17350-BA01).

  • Page 31: Err 6 Is Displayed

    RED： 0 to 1 V DC +4 to 5 V Replace the laser head or return the MC-300 to the factory (see 6.25). Disconnect and connect C23 (ROM) on the master board. Replace the motor driver (17350-E160) on the Is the symptom improved? master board.

  • Page 32: Err 7 Is Displayed

    XMC20*RDA001B/E 4.5.6 ERR 7 is displayed. Are there any breaks in the interface cable ASSY. Replace the interface cable ASSY. (17350-EA57)? Does the voltage between TP9 and TP10 on the Does the solenoid activate when CH1 and CH2 master board (17350-BA02) switch between DC + are switched? 15 V and -15 V each time the channel switch is pressed?

  • Page 33: Err 10 Is Displayed

    Replace the master board (see 6.24). Is ERR 10 always displayed in the READY state? Return the MC-300 to the factory. Set DIP SW8 to the ON position and disconnect the delivery connector. At this time, is the d2 p Return the MC-300 to the factory.

  • Page 34: Err 11 Is Displayed

    Adjust VR8 so that the voltage between TP10 and master board (17350-BA01) 0.1 V or less when A_GND on the master board becomes 0 V ±0.1 V. the aiming is off? Return the MC-300 to the factory. 4 - 22...

  • Page 35: Err 13 Is Displayed

    Set DIP SW 8 on the control box to the OFF position. Disconnect the delivery connector. Is the d2 p Return the MC-300 to the factory. value the same as the output setting? Adjust GND: VR14, YEL: VR15, and RED: VR16 Disconnect the delivery connector.

  • Page 36: Err 18 Is Displayed

    Replace the LH signal cable ASSY. ASSY. (17350-EA53)? Is the operating noises of the LH motor audible Replace the laser head or return the MC-300 to when the DIP SW 1 and 2 are set to the OFF the factory (see 6.25).

  • Page 37: Err 26 Is Displayed

    Are there any breaks in the interface cable ASSY. Replace the interface cable ASSY. (17350-EA57)? Are there any breaks in the coagulation motor Return the MC-300 to the factory. ASSY. (17350-EA11)? Are there any breaks in the C-motor driver ASSY. Replace the C-motor driver ASSY. (see 6.6.1).

  • Page 38: Err 27 Is Displayed

    Are there any breaks in the interface cable ASSY. Replace the interface cable ASSY. (17350-EA57)? Are there any breaks in the aiming motor ASSY. Return the MC-300 to the factory. (17350-EA12)? Are there any breaks in the A-motor driver ASSY. Replace the A-motor driver ASSY. (see 6.6.2).

  • Page 39: Err 33 Is Displayed

    Supply the cooling water (distilled water or pure limit of the cooling device water meter? water). Reset the leakage breaker. Is the leakage breaker of the cooling device If the breaker trips again, return the MC-300 to the tripped? factory. Replace the cooling device (17350-E001) (see 6.23).

  • Page 40: Err 53 Is Displayed

    XMC20*RDA001B/E 4.5.17 ERR 53 is displayed. A r e t h e t w o s w i t c h e s a c t i v a t e d a l m o s t Adjust the activation timing for the switches at the simultaneously when the foot switch is pressed? bottom of the foot switch (see 7.29).

  • Page 41: Err 54 Is Displayed

    XMC20*RDA001B/E 4.5.18 ERR 54 is displayed. Disconnect the fiber optic cable of CH1 and connect it again. Is the symptom improved? Are there any breaks in the interface cable ASSY. Replace the interface cable ASSY. (17350-EA57)? Select CH1. Is the voltage between TP13 and GND, and TP14 and GND on the interface board (17350-BA02) Replace the fiber optic cable switch ASSY.

  • Page 42: Err 55 Is Displayed

    Are there any breaks in the Peltier driver ASSY. Replace the Peltier driver ASSY. (17350-EA56)? Are there any breaks in the LH signal cable Replace the LH signal cable ASSY. ASSY. (17350-EA53)? Return the MC-300 to the factory. 4 - 30...

  • Page 43: Err 80 Is Displayed

    XMC20*RDA001B/E 4.5.21 ERR 80 is displayed. Disconnect and connect IC1 and IC23 (CPU) on the master board (17350-ＢＡ01). Replace the master board Is the symptom improved? (see 6.24). 4 - 31...

  • Page 44: Err 81 Is Displayed

    XMC20*RDA001B/E 4.5.22 ERR 81 is displayed. See “4.5.21 ERR 80 is displayed”. 4.5.23 ERR 82 is displayed. See “4.5.21 ERR 80 is displayed”. 4.5.24 ERR 83 is displayed. See “4.5.21 ERR 80 is displayed”. 4.5.25 ERR 90 is displayed. See “4.5.21 ERR 80 is displayed”. 4.5.26 ERR 91 is displayed.

  • Page 45: Err 93 Is Displayed

    XMC20*RDA001B/E 4.5.27 ERR 93 is displayed. See “4.5.21 ERR 80 is displayed”. 4.5.28 ERR 94 is displayed. See “4.5.21 ERR 80 is displayed”. 4.6 Each Setting of Control Box can not be Changed. Are there any breaks in the flexible flat cable Replace the flexible flat cable.

  • Page 46: Laser Beam Is Not Emitted

    Is S.U. displayed on the TIME display of the Connect the delivery unit to the main body. control box? Press the STATUS switch to put the MC-300 in Is S.S. displayed on the TIME display of the control box? READY.

  • Page 47: Actual Output Is Out Of Standards

    XMC20*RDA001B/E 4.8 Actual Output is out of Standards. Disconnect the delivery connector. Are the d2 p 4.5.7 Err 10 is displayed. and d3 p values the same as each output setting? Is the end face of fiber optic cable soiled? Clean its end face.

  • Page 48: Emergency Off Switch Does Not Work

    XMC20*RDA001B/E 4.9 Emergency Off Switch does not Work. Are there any breaks in the emergency cable Replace the emergency cable ASSY. ASSY. (17350-EA34)? Is the continuity status of the P401 3rd and 4th, and 5th and 6th pins on the emergency switch ASSY.

  • Page 49: Removing Procedures

    XMC20*RDA001B/E § 5 REMOVING PROCEDURES 5.1 Covers 5.1.1 Left cover 1. Remove the screw caps [32906-M091 (n = 6)]. 2. Unscrew PC3 × 15 (n = 6) to remove the left cover (17350-M405). 3. Reassemble the parts in reverse order. 5.1.2 Right cover 1.

  • Page 50: Rear Cover

    XMC20*RDA001B/E 5.1.3 Rear cover 1. Loosen SB3 × 6 (n = 3), pull out the top of the rear cover (17350-M403), and lift the cover to remove it. 2. Reassemble the parts in reverse order. 5.1.4 Fiber optic cable cover 1.

  • Page 51: Top Cover

    XMC20*RDA001B/E 5.1.5 Top cover 1. Remove the fiber optic cable cover (17350- 4100) (see 5.1.4). 2. Remove the rear cover (17350-M403) (see 5.1.3). 3. Unscrew PC3 × 5 (n = 4) to remove the top cover ASSY. (17350-4300). 4. Reassemble the parts in reverse order. 5.1.6 Front cover 1.

  • Page 52: Duct

    XMC20*RDA001B/E 5.2 Duct 1. Remove the covers (see 5.1). 2. Unscrew SB3 × 4 (n = 4) to remove the stay (17350-M328). 3. Disconnect the connector from LD driver fan ASSY. 1 (17350-EA39). 4. Unscrew SB3 × 4 (n = 5) to remove the duct (17350-M327).

  • Page 53: Coagulation Shutter Cover

    XMC20*RDA001B/E 5.4 Coagulation Shutter Cover 1. Remove the shutter ASSY. cover (see 5.3). 2. Unscrew PC3 × 4 (n = 2) and 3PW3 (n = 2) to remove the coagulation shutter cover (17350- M007). 3. Reassemble the parts in reverse order. 5 - 5...
  • Page 54 XMC20*RDA001B/E 5 - 6...

  • Page 55: Replacement Procedures

    3. Disconnect P308 (J308) from the relay board (17350-BA03). 4. Unscrew SB3 × 4 (n = 8) to replace the two compressor fan assemblies (17350-EA37) on the right and left sides of the MC-300. 5. Reassemble the parts in reverse order. 6 - 1...

  • Page 56: Relay Board

    XMC20*RDA001B/E 6.3 Relay Board Replacement part: 17350-BA03 1. Remove the covers (see 5.1). 2. Remove the duct (see 5.2). 3. Disconnect all connectors from the relay board (17350-BA03). 4. Unscrew PC3 × 4 (n = 4) to replace the relay board.

  • Page 57: Ld Power Supply

    XMC20*RDA001B/E 6.5 LD Power Supply Replacement part: 17350-E005 1. Remove the covers (see 5.1). 2. Remove the duct (see 5.2). 3. Disconnect all connectors from the LD power supply (17350-E005). 4. Unscrew PC3 × 4 (n = 4) to replace the LD power supply.

  • Page 58: Key Switch Assy

    XMC20*RDA001B/E 6.7 Key Switch ASSY. Replacement part: 17350-EA35 1. Remove the front cover (see 5.1.6). 2. Remove the nut to replace the key switch ASSY. (17350-EA35). 3. Reassemble the parts in reverse order. 6.8 Line Indicator ASSY. Replacement part number: 17350-EA41 1.

  • Page 59: Front Panel Assy

    XMC20*RDA001B/E 6.9 Front Panel ASSY. Replacement part: 17350-EA49 6.9.1 Channel switch 1. Remove the front cover (see 5.1.6). 2. Remove the crimp pin from P40 on the front panel ASSY. (17350-EA49). 3. Replace the two channel switches of the front panel ASSY.

  • Page 60: Delivery Unit Assy

    XMC20*RDA001B/E 6.10 Delivery Unit ASSY. Replacement part: 17350-EA54 1. Remove the front cover (see 5.1.6). 2. Remove the ground wire from the delivery unit ASSY. (17350-EA54). 3. Unscrew FK2 × 4 (n = 4) to remove the delivery unit ASSY. 4.

  • Page 61: Fuses

    XMC20*RDA001B/E 6.12 Fuses Replacement parts: 80402-02060 (100 V area) 80402-02043 (200 V area) 1. Turn the master switch off. Insert the precision screwdriver 2. Disconnect the power cord from the main body (flatblade) here and pry it. Then inlet and wall outlet. the fuse carrier will pop out.

  • Page 62: Emergency Switch Assy

    XMC20*RDA001B/E 6.14 Emergency Switch ASSY. Replacement part: 17350-EA20 1. Remove the control box from the main body (17350-2000). 2. Unscrew PT3 × 8 (n = 4) to remove the lower box (17310-M203). 3. Disconnect the connectors of the emergency switch ASSY. (17350-EA20) from the control box cable ASSY.

  • Page 63: Ld Driver Fan Assy. 2

    XMC20*RDA001B/E 6.16 LD Driver Fan ASSY. 2 Replacement part: 17350-EA40 1. Remove the covers (see 5.1). 2. Remove the duct (see 5.2). 3. Disconnect P309 (J309) from the master board (17350-BA01). 4. Unscrew SB3 × 18 (n = 8) to replace LD driver fan ASSY.

  • Page 64: Shutter Assy. (Dual)

    XMC20*RDA001B/E 6.18 Shutter ASSY. (Dual) Replacement part: 17350-1200 1. Remove the covers (see 5.1). 2. Remove the shutter cover (see 5.3). 3. Disconnect P201 (J201), P212 (J212), P213 (J213), and P215 (J215) from the interface board (17350-BA02). 4. Unscrew SB3 × 6 (n = 4) to remove the collector optics ASSYs [17350-1300 (n = 2)].

  • Page 65: Sensor And Solenoid Of Coagulation Shutter Assy

    XMC20*RDA001B/E 6.20 Sensor and Solenoid of Coagulation Shutter ASSY. Replacement part: 17350-EA13 1. Remove the shutter ASSY. (dual) (see 6.18). 2. Unscrew SB2 × 4 (n = 2), SW2 (n = 2), and PW2 (n = 2) to remove the sensor of the coagulation shutter ASSY.

  • Page 66: Cooling Device

    XMC20*RDA001B/E 6.23 Cooling Device Replacement part: 17350-E001 1. Remove the covers (see 5.1). 2. Open the cock of the cooling device (17350- E001) to drain the cooling water. * Prepare a bucket and cloth. 3. Remove the hose under the relay block (17350-M321) on the right side when viewed from the front.

  • Page 67: Master Board

    XMC20*RDA001B/E 6.24 Master Board Replacement part: 17350-BA01 1. Remove the covers (see 5.1). 2. Disconnect all connectors from the master board (17350-BA01). 3. Unscrew PC3 × 6 (n = 4) to remove the master board. 4. Remove the EEPROM (IC8) on the master board.
  • Page 68 XMC20*RDA001B/E 8. Remove 3 ch temperature control board (17350-E006) and disconnect all connectors on the Peltier driver (17350-E900). 9. Unscrew SB3 × 4 (n = 4) to remove the Peltier driver (17350-EA64). 10. Remove the master board (17350-BA01) (see 6.24). 11.

  • Page 69: Water Filter

    * Mark about 22 mm position from the hose end with a felt pen in advance. 8. Supply the cooling water (see 7.7). 9. Prepare to start the MC-300, turn the main switch on, and check the water does not leak from the hose connection.

  • Page 70: Old Type Of Water Filter

    XMC20*RDA001B/E 6.26.2 Old type of water filter Replacement par: 17350-9902 17350-9904 1. Remove the covers (see 5.1). 2. Unscrew SB3 × 10 (n = 2) to remove the old type of water filter ASSY. (17350-9902), filter attachment plate (17350-M372), and filter fixing plate (17350-M373) from the frame of the main body.
  • Page 71 SB3 × 10 (n = 2). 11. Supply the cooling water (see 7.7). 12. Prepare to start the MC-300, turn the main switch on, and check the water does not leak from the hose connection.

  • Page 72: Controller Of Cooling Device

    XMC20*RDA001B/E 6.27 Controller of Cooling Device Replacement part: 17350-9903 1.Remove the cooling device (17350-E001) (see 6.23). 2.Remove the top cover of the cooling device. 3. Loosen two outside screws, one inside screw, and one side screw to remove the controller along with the white sheet metal component on which the controller is attached.
  • Page 73 XMC20*RDA001B/E 4. Remove the wire rod which is wired in the controller. 5. Remove the plastic cover fixing the controller while releasing the clasps of the cover with a small flatblade screwdriver. * The plastic cover is divided into two. 6.
  • Page 74 XMC20*RDA001B/E 6 - 20...

  • Page 75: Adjustment

    XMC20*RDA001B/E § 7 ADJUSTMENT 7.1 Master Board Check 1. Measure the resistance value with a digital Red probe Black probe Resistance (Ω) IC8 (EEPROM) t e s t e r ( r e s i s t a n c e r a n g e ) . P e r f o r m BA01 D.GND Not short : 8th pin...

  • Page 76: Eeprom Initial Setting

    XMC20*RDA001B/E 7.4 EEPROM Initial Setting 1. Make a record of all parameter settings. 2. Set DIP SW 1 to 6 on the control box (17350-2000) to the OFF position. 3. Turn the main switch on. 4. Turn the key switch to the ON position. 5.

  • Page 77: Supplying Cooling Water And Setting Flow Amount

    * The target temperature is printed on the label affixed to the laser head ASSY. (17350-1100) side. * When the MC-300 stops, turn the power on again. 7.9 Cooling Device Idling Time Measurement * Perform the measurement only when the relay board (17350-BA03) is replaced.

  • Page 78: Laser Power Output Adjustment

    7. Minimize the aiming beam output with the AIMING switch. 8. Set the treatment beam output to 700 mW. 9. Press the STATUS switch to put the MC-300 in READY and press the foot switch to emit the treatment beam.

  • Page 79: Second And Third Monitors Adjustment

    XMC20*RDA001B/E 7.11.2 Second and third monitors adjustment 7.11.2.1 Adjustment in high power mode 1. Disconnect the fiber optic and delivery unit cables. 2. Set DIP SW 1, 2, 4, 6, and 8 to the OFF position. 3. Set parameters for Address 178 to 00 and Address 69 to 00. 4.

  • Page 80: Adjustment In Low Power Mode

    XMC20*RDA001B/E 7.11.2.2 Adjustment in low power mode 1. Connect a digital tester between TP1 and A_GND, and TP2 and A_GND on the master board (17350-BA01). 1) TP1: Second monitor 2) TP2: Third monitor 2. Set the color to GRN and turn the aiming off. Adjust VR13 and VR18 so that the voltage between TP1 and TP2 becomes DC 0 V.

  • Page 81: Overpower And Underpower Adjustment

    XMC20*RDA001B/E 7.13 Overpower and Underpower Adjustment 7.13.1 Overpower and underpower adjustment of second monitor 1. Set DIP SW 1, 2, and 6 to the OFF position. 2. Set parameter for Address 1 to 01. 3. Set the color and output as shown in the right Monitor TP VR Color Power (mW) table and measure the TP1 and TP3 voltages...

  • Page 82: Overpower And Underpower Adjustment Of Third Monitor

    XMC20*RDA001B/E 7.13.2 Overpower and underpower adjustment of third monitor 1. Set DIP SW 1, 2, and 6 to the OFF position. 2. Set parameter for Address 1 to 01. 3. Set the color and output as shown in the right Monitor TP VR Color Power (mW) table and measure the TP1, TP2, TP3, and...

  • Page 83: Aiming Monitor Origin Adjustment

    XMC20*RDA001B/E 7.14 Aiming Monitor Origin Adjustment 1. Disconnect the fiber optic and delivery connector cables. 2. Install a power meter (LASER MATE Q) in the fiber optic cable connector. 3. Set DIP SW 1, 2, and 6 to the OFF position. 4.

  • Page 84: Fiber Optic Cable Alignment

    XMC20*RDA001B/E 7.16 Fiber Optic Cable Alignment 1. Set the MC-300 as follows: Laser color: GRN, aiming beam output: minimum, treatment beam output: 200 mW 2. Emit the treatment beam on a wall at a distance of 0.5 to 1.0 m away from the end of the fiber optic cable.

  • Page 85: Aiming Beam Output Adjustment

    XMC20*RDA001B/E 7.18 Aiming Beam Output Adjustment 1. Connect the slit lamp delivery unit to DELIVERY 1. 2. Install a power meter (LASER MATE Q) to the laser aperture of the delivery unit. At this time, the treatment beam should be out of focus. * Change the wavelength of the power meter depending on the laser color.

  • Page 86: Coagulation Time Setting

    XMC20*RDA001B/E 7.20 Coagulation Time Setting 1. Connect any delivery unit to the MC-300. 2. Install an analyzing recorder (YOKOGAWA Model: 3656) to the laser aperture of the delivery unit. At this time, the treatment beam should be out of focus.

  • Page 87: Aiming Monitor Adjustment

    STANDBY. 7.23 Slit Lamp Delivery Unit Spot Size Adjustment 1. Connect the slit lamp delivery unit to the MC-300. 2. Check alignment of the spot size indications (50, 200, 500, and 990 µm) on the control box and markings on the slit lamp delivery unit.

  • Page 88: Peltier Driver Adjustment

    11. Press the STATUS switch to put the MC-300 in STANDBY. 12. Set parameters for Address 69 to 01 and Address 178 to 00. 13. Minimize the aiming beam output, put the MC-300 in READY, and check that INTLK 2.8 does not occur.

  • Page 89: 3Ch Temperature Control Board Adjustment

    10. Set parameter for Address 1 to 01 and set DIP SW 3 to the ON position. 11. Press the STATUS switch to put the MC-300 in STANDBY. 12. Emit the treatment beam and check that ERR 10 does not occur.

  • Page 90: Cooling Water Flow Amount Check

    XMC20*RDA001B/E 7.26 Cooling Water Flow Amount Check 1. Set DIP SW 1, 2, 6, and 8 to the OFF position. 2. Set parameter for Address 177 to 100. 3. If INTLK 4.5 does not appear in normal mode, press the reset switch and measure the flow amount.

  • Page 91: Foot Switch Adjustment

    XMC20*RDA001B/E 7.29 Foot Switch Adjustment 1. Unscrew FC4 × 8 (n = 2) to remove the foot switch ASSY.(10149-EA01) from the cover (17627-M001). 2. Remove the screws (n = 2) and the foot switch cover. Screws(n=2) 3. Lower the micro switch positioning screws with a 0.05 inch hexagonal wrench so that the screw tips are hidden as shown in the right picture.
  • Page 92 XMC20*RDA001B/E 7 - 18...

  • Page 93: Supplement

    XMC20*RDA001B/E § 8 SUPPLEMENT 8.1 Wiring Diagram 8 - 1...

  • Page 94: Connector Cable

    XMC20*RDA001B/E 8.2 Connector Cable 17310-EA20 17350-EA01 8 - 2...
  • Page 95 XMC20*RDA001B/E 17350-EA02 17350-EA03 17350-EA04 17350-EA05 17350-EA06 8 - 3...
  • Page 96 XMC20*RDA001B/E 17350-EA07 17350-EA08 17350-EA11 8 - 4...
  • Page 97 XMC20*RDA001B/E 17350-EA12 17350-EA13 8 - 5...
  • Page 98 XMC20*RDA001B/E 17350-EA14 8 - 6...
  • Page 99 XMC20*RDA001B/E 17350-EA15 17350-EA16 8 - 7...
  • Page 100 XMC20*RDA001B/E 17350-EA17 17350-EA18 17350-EA19 8 - 8...
  • Page 101 XMC20*RDA001B/E 17350-EA22 8 - 9...
  • Page 102 XMC20*RDA001B/E 17350-EA31 17350-EA32 8 - 10...
  • Page 103 XMC20*RDA001B/E 17350-EA33 8 - 11...
  • Page 104 XMC20*RDA001B/E 17350-EA34 17350-EA35 17350-EA36 8 - 12...
  • Page 105 XMC20*RDA001B/E 17350-EA37 17350-EA39 8 - 13...
  • Page 106 XMC20*RDA001B/E 17350-EA40 17350-EA41 17350-EA42 17350-EA43 8 - 14...
  • Page 107 XMC20*RDA001B/E 17350-EA44 17350-EA45 17350-EA46 8 - 15...
  • Page 108 XMC20*RDA001B/E 17350-EA47 17350-EA48 8 - 16...
  • Page 109 XMC20*RDA001B/E 17350-EA49 8 - 17...
  • Page 110 XMC20*RDA001B/E 8 - 18...
  • Page 111 XMC20*RDA001B/E 17350-EA50 17350-EA51 8 - 19...
  • Page 112 XMC20*RDA001B/E 17350-EA52 8 - 20...
  • Page 113 XMC20*RDA001B/E 17350-EA53 8 - 21...
  • Page 114 XMC20*RDA001B/E 17350-EA54 8 - 22...
  • Page 115 XMC20*RDA001B/E 17350-EA55 8 - 23...
  • Page 116 XMC20*RDA001B/E 17350-EA56 8 - 24...
  • Page 117 XMC20*RDA001B/E 17350-EA57 8 - 25...
  • Page 118 XMC20*RDA001B/E 17350-EA58 17350-EA59 8 - 26...
  • Page 119 XMC20*RDA001B/E 17350-EA60 17350-EA61 8 - 27...
  • Page 120 XMC20*RDA001B/E 17350-EA62 17350-EA63 8 - 28...

  • Page 121: All Tps And Vrs On Master Board

    XMC20*RDA001B/E 8.3 All TPs and VRs on Master Board 8.3.1 Layout 8 - 29...

  • Page 122: Vr Detail Table

    XMC20*RDA001B/E 8.3.2 VR detail table Item Details LD aiming gain Turn VR1 counterclockwise fully. adjustment (Not used) Laser 1 monitor offset Adjust VR2 so that the voltage between TP15 and A_GND is 0 V when adjustment the laser is off. For the laser head and external power meter: monitor GRN output Adjust VR3 so that the actual treatment beam output at the fiber optic...

  • Page 123: Tp Detail Table

    XMC20*RDA001B/E 8.3.3 TP detail table Item Details monitor LO (monitor GRN: 1 V/ 1W (VR9), YEL: 1 V/0.5 W (VR10), RED: 1 V/0.5 W (VR11) for low output) OFFSET: VR13 monitor LO (monitor GRN: 1 V/1 W (VR14), YEL: 1 V/0.5 W (VR15), RED: 1 V/0.5 W (VR16) for low output) OFFSET: VR18 monitor HI (monitor...

  • Page 124: Message Tables

    XMC20*RDA001B/E 8.4 Message Tables 8.4.1 Interlock Display Details In. 1.6 Overheat of the laser power supply In. 2.7 Excessive output of the laser beam (The current limit is reached.) In. 2.8 Excessive output of the laser beam (The current limit is not reached.) In.

  • Page 125: Appearance

    XMC20*RDA001B/E 8.5 Appearance 8.5.1 Front view Fiber optic cable guide Control box Fiber optic cable connector Delivery unit connector Power on indicator Key switch Channel switch Control box connector Remote connector Foot switch connector Master switch 8 - 33...

  • Page 126: Side And Rear View

    XMC20*RDA001B/E 8.5.2 Side and rear view Handle Handle lock Power cord inlet Caster 8 - 34...

  • Page 127: Control Box

    XMC20*RDA001B/E 8.5.3 Control box COLOR switch EMISSION indicator INTERVAL display Emergency OFF switch STATUS indicator COLOR indicator SPOT SIZE display STATUS switch POWER knob AIMING level INTERVAL switch indicator TIME display AIMING switch Reset switch TIME switch COUNTER display POWER display 8 - 35...

  • Page 128: Labels

    XMC20*RDA001B/E 8.6 Labels 8 - 36...
  • Page 129 XMC20*RDA001B/E 8 - 37...
  • Page 130 XMC20*RDA001B/E 8 - 38...

  • Page 131: Parameter Tables

    XMC20*RDA001B/E 8.7 Parameter Tables 8.7.1 Ver. 1.10 Displayed Initial Description ress characters value Control of mode DIP SW 1 and 2: ON (Interlock/error ON) 0: Normal mode, 1: IDLE countdown DIP SW 1 and 2: OFF (Interlock/error cancel) 0: No INTLK and Err display, 1: IDLE countdown/INTLK and Err display, 2: SUB-Interlock/error cancel onbEEP Laser emission sound control 0: No emission sound, 1: With emission sound...
  • Page 132 XMC20*RDA001B/E Displayed Initial Description ress characters value rP1Endo RED ch1 endophotocoagulation delivery unit POWER gain rP2Endo RED ch2 endophotocoagulation delivery unit POWER gain rP1 bio RED ch1 binocular indirect ophthalmoscope POWER gain rP2 bio RED ch2 binocular indirect ophthalmoscope POWER gain rP1HAAG RED ch1 HAAG attachable delivery unit POWER gain spare rP1 yccb...
  • Page 133 XMC20*RDA001B/E Displayed Initial Description ress characters value oFSG3-H GRN 310 mW or more 3 monitor overpower offset oFSy3-H YEL 150 mW or more 3 monitor overpower offset oFSr3-H RED 150 mW or more 3 monitor overpower offset LocHnG Power monitor circuit changeover output (mW) (300: GRN = 300, RED/YEL = 150) oFSG2-L GRN 300 mW or less 2...
  • Page 134 XMC20*RDA001B/E Displayed Initial Description ress characters value rFi 50 RED 50 mW correction rFi 100 RED 100 mW correction rFi 200 RED 200 mW correction rFi 300 RED 300 mW correction rFi 400 RED 400 mW correction rFi 500 RED 500 mW correction rFi 600 RED 600 mW correction rFi 700...

  • Page 135: Difference Between Ver. 1.10 And 1.00

    XMC20*RDA001B/E Displayed Initial Description ress characters value Not used ch1 cnt Fixed to one channel, (no sensor detection) 1: 1 ch fixed, others: normal Not used Not used Not used upd EEPr Setting the parameter value to 50 and pressing the reset switch allows the parameters whose address is 200 or later to be input.

  • Page 136: Dip Sw Table

    Error/Intlkc OFF for the output INTLK2.7/2.8, Err 10/15 system Not wait until the cooling It is possible to start the MC-300 within three minutes device stops idling after turning the master switch on. Parameter mode Press the INTERVAL switch to change the parameter setting.

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