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Nidek Medical CP-770, Руководство по обслуживанию

Медицинский аппарат Nidek CP-770 - инновационное устройство для офтальмологических процедур. Чтобы узнать о функциональности и правильной эксплуатации, загрузите бесплатно Сервисный мануал на manualshive.com. Подробная информация о продукте позволит вам использовать его эффективно и безопасно.

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MCP8**RDA001A/E

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Содержание CP-770

Страница 1: ...CHART PROJECTOR Model CP 770 SERVICE MANUAL September 2007 Pages in total 64 MCP8 RDA001A E...

Страница 2: ...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 S A United States Agent Telephone...

Страница 3: ...ayed Properly by Operating the CP 770 with the Remote Control 4 7 4 5 The Chat is Out of Focus 4 8 4 6 The Chart Brightness is Inappropriate 4 9 4 7 The Chart Brightness is Uneven 4 10 4 8 The Chart d...

Страница 4: ...ial Position with the Remote Control 7 3 7 4 Adjusting the LED ASSY Position 7 4 7 5 Adjusting the Mask Positions 7 5 7 5 1 Adjusting the mask ASSY 7 5 7 5 2 Adjusting the fixed mask position 7 7 7 6...

Страница 5: ...efore servicing Refer to the Chart Projector CP 770 Operator s Manual and Parts List Refer to the Service Manual Annex for important changes In case the device can not be repaired according to the pro...

Страница 6: ...MCP8 RDA001A 1 2 This page is intentionally left blank...

Страница 7: ...hen removing a screw where a threadlocking is applied apply a threadlocking again to the thread before tightening the screw When replacing parts check that all parts are secured in original positions...

Страница 8: ...Precautions for adjustment Service at a stable and level surface free from vibration Tilting or vibration can prevent normal adjustment Do not use the adjustment tools for other than the purpose descr...

Страница 9: ...d with the Remote Control 4 8 The Chart does not Appear Properly when Looking at the Polarized Chart through Polarizing Glasses 4 9 The Beep Volume is Inappropriate Turn the power off No Yes No Yes No...

Страница 10: ...3 2 MCP8 RDA001A E This page is intentionally left blank...

Страница 11: ...03 Is the voltage between the 1st and 3rd pins on the TB2 connector of the switching power supply for medical devices 34801 E001 DC 12 V Replace the main board 34801 BA01 Replace the cable switch 3480...

Страница 12: ...3 The chart disc motor does not stop running properly No Yes No Yes 4 2 2 The mask disc motor does not run Does the mask disc motor run No Yes Does the mask disc motor stop running properly 4 2 4 The...

Страница 13: ...there any breaks in the chart disc motor 34801 E004 Replace the chart motor ASSY 34801 1610 See 6 1 6 2 No Yes Is the symptom improved Completion Replace the mask motor ASSY 34801 1610 See 6 1 6 1 Rep...

Страница 14: ...n shaded DC 4 0 V or higher When not shaded Lower than DC 0 5 V Replace the main board 34801 BA01 See 6 2 Yes No Yes Replace the chart sensor 34801 EA08 See 6 3 4 2 No Replace the main board 34801 BA0...

Страница 15: ...tion See 7 3 Is the symptom improved Is the chart partly blocked by the fixed mask Adjust the mask ASSY position See 7 5 1 Completion Adjust the fixed mask position See 7 5 2 Yes No Yes No Yes No Repl...

Страница 16: ...the batteries of the remote control dead Can the remote control be operated properly by cutting off an ambient interference light Replace the remote control and set the remote control channel See 7 9...

Страница 17: ...the position of the chart and the mask ASSY See 6 1 6 Replace the chart or mask motor ASSY 34801 1610 See 6 1 6 No Yes Yes No Yes No Does the chart type of the remote control correspond with the chart...

Страница 18: ...as specified Is the symptom improved Replace the screen Adjust the focus and the chart size See 7 11 Completion Yes No No Yes Is there any dust on the chart ASSY Clean the chart ASSY See 7 7 Yes No Is...

Страница 19: ...the SW7 setting on the main board 34801 BA01 correspond with the setting distance Set SW7 on the main board 34801 BA01 to correspond with the setting distance See 7 10 No No Yes Is there any dirt on...

Страница 20: ...n the rear lens ASSY 34801 1311 or the front lens ASSY 34801 1312 Adjust the LED ASSY 34801 1202 position See 7 4 Clean the C lens ASSY 34801 1201 See 7 7 Clean the rear lens ASSY 34801 1311 or the fr...

Страница 21: ...polarizing glasses are used as the check tool for subjects and the polarizing glasses are reversed left and right is the appearance of the polarized chart changed Replace the chart ASSY See 6 1 6 2 A...

Страница 22: ...4 12 MCP8 RDA001A E This page is intentionally left blank...

Страница 23: ...direction of the arrow while holding up the rear part of the front cover ASSY 3 Reassemble the removed parts in reverse order 5 2 Removing the Front Cover 1 Remove the upper cover ASSY 34801 1520 See...

Страница 24: ...10 See 5 2 3 Unscrew BS3 x 6 n 5 and remove the bottom cover 34801 M153 4 Reassemble the removed parts in reverse order 5 4 Removing the Disc Cover 1 Remove the upper cover ASSY 34801 1520 See 5 1 2 U...

Страница 25: ...d parts in reverse order 5 Adjust the LED ASSY position See 7 4 6 Adjust the fixed mask position See 7 5 2 6 1 2 Replacing the C lens ASSY Replacement part 34801 1201 1 Remove the illumination ASSY Se...

Страница 26: ...e 7 11 6 1 4 Replacing the rear lens ASSY Replacement part 34801 1311 1 Remove the zooming lens ASSY 34801 1310 See 6 1 3 2 Unscrew the adjustment screw 34801 M097 and remove the rear lens ASSY 34801...

Страница 27: ...and 3PW3 n 4 and remove the motor ASSY 34801 1610 with the mask ASSY The mask ASSY to be used depends on the chart type 1 Type M T PhM Mask ASSY 34801 1100 2 Type G Mask ASSY 34801 1110 3 Type UK Mask...

Страница 28: ...nscrew SB3 x 6 n 4 SW3 n 4 and 3PW3 n 4 remove the motor ASSY 34801 1610 with the chart ASSY The chart ASSY to be used depends on the chart type 1 Chart M ASSY 34801 1420 2 Chart UK ASSY 34801 1430 3...

Страница 29: ...cover See 5 1 and 5 2 2 Disconnect the all connectors on the main board 34801 BA01 3 Unscrew BS3 x 6 n 4 and replace the main board 34801 BA01 4 Reassemble the removed parts in reverse order Be sure...

Страница 30: ...nlet 80457 00085 of the inlet ASSY 34801 1600 3 Unscrew BS3 x 6 n 2 and remove the switch cable 34801 EA01 and switch bracket 34801 M016 4 Remove the primary cable 34801 EA03 from the seesaw switch 80...

Страница 31: ...er 6 3 3 Replacing the chart LED Replacement part 34801 EA07 1 Remove the cover See 5 1 5 2 and 5 3 2 Disconnect the P2 J2 connector on the main board 34801 BA01 3 Unscrew PC2 6 x 6 n 4 and remove the...

Страница 32: ...the disc sensor 34801 EA08 4 Reassemble the removed parts in reverse order 5 Adjust the initial position See 7 3 6 3 4 2 Replacing the chart disc sensor Replacement part 34801 EA08 1 Remove the cover...

Страница 33: ...E001 3 Unscrew BS3 x 6 n 4 and replace the switching power supply for medical devices 34801 E001 4 Reassemble the removed parts in reverse order Be sure to attach the insulating sheet 34801 M046 6 5 R...

Страница 34: ...6 10 MCP8 RDA001A E This page is intentionally left blank...

Страница 35: ...n the system power 3 After initialization is finished press any of the center left or right of SW3 on the main board 4 Three digit number of the version is displayed on the LED board For example Ver 1...

Страница 36: ...m 0 5 m 1 0 m 1 5 m 2 0 m SW7 1 2 3 4 5 6 7 8 9 Chart brightness Standard Dark Bright Remote control code Rotary SW6 of main body Rotary SW of remote control 0 1st unit 0 0 1 2nd unit 1 1 2 3rd unit 2...

Страница 37: ...s the horizontal line mask button so that a horizontal line is displayed 5 Adjust the chart to be horizontal to the mask 6 Select the astigmatism clock dial or the dots chart again Check that the uppe...

Страница 38: ...s displayed on the paper as the right chart 6 Loosen TH3 x 5 n 2 and adjust the LED image by moving the LED ASSY 34801 1202 so that the image focuses on the lead wire of the chart LED 34801 EA07 7 Loo...

Страница 39: ...ize to be same as the test scale size See 7 11 4 Loosen SB 3 x 6 n 4 and adjust the position of the mask motor ASSY 34801 1610 1 The position of the chart is at the center of the isolation when a sing...

Страница 40: ...ounds When projecting the chart five meters away the center of the filter is within 3 mm from the center of the chart 3 Light leakage Projection to adjacent masks does not occur 5 Adjust the fixed mas...

Страница 41: ...isplayed loosen SB3 x 6 n 2 and adjust the illumination ASSY 34801 1210 position 2 When shadows of the mask are projected on the chart circle while the astigmatism clock dial is displayed adjust the m...

Страница 42: ...d loosen SB3 x 6 n 2 and adjust the illumination ASSY 34801 1210 position 3 If the illumination ASSY 34801 1210 position is adjusted check that shadows are not projected on the visual acuity values wh...

Страница 43: ...When SW6 is set to 1 the LED display 1 3 When SW6 is set to 2 the LED display 2 4 When SW6 is set to 3 the LED display 3 5 When SW6 is set to 4 the LED display 4 6 When SW6 is set to 5 the LED displa...

Страница 44: ...e main board 34801 BA01 12 Connect the jig to the communication part of the main body and check that the beep and the LED display become as follows 1 In normal beep once the LED display on the main bo...

Страница 45: ...it with a tool such as a precision screwdriver as wiping the hole edge gently Be careful not to scratch the chart disc 8 Turn off the system power 9 Reassemble the removed parts in reverse order 2 Cle...

Страница 46: ...3 x 6 and adjust the VA mask 34801 M029 position as the following description 1 Not to display the visual acuity values move the VA mask 34801 M029 to the right side and fasten BS3 x 6 2 To display th...

Страница 47: ...se cover 2 Set the switch for the remote control code according to the main body as the following table 3 Check that the main body is operated by the remote control 4 Reattach the main body cover in r...

Страница 48: ...on the main board to the value indicated on the table according to the setting distance The setting of the distance set according to the installation distance is the standard chart brightness 230 cd m...

Страница 49: ...just the rear lens ASSY 34801 1311 so that the test scale of each refraction distance and the projected chart size are to be the same 3 Adjust the projected chart focus with the front lens ASSY 34801...

Страница 50: ...ght and set the LED display to be the same value as the label that indicates the brightness Adjustment range F to A 9 to 9 A to F The center is 0 The chart is brighter as the adjustment value is large...

Страница 51: ...8 1 MCP8 RDA001A E 8 INFORMATION 8 1 Wiring Diagram...

Страница 52: ...8 2 MCP8 RDA001A E 8 2 Connector Cable 34801 EA01 34801 EA02 34801 EA03 34801 EA04...

Страница 53: ...8 3 MCP8 RDA001A E 34801 EA06 34801 EA07 34801 EA08...

Страница 54: ...8 4 MCP8 RDA001A E 34801 E004...

Страница 55: ...8 5 MCP8 RDA001A E 8 3 View Main body Projection lens Remote control receiving window Pirot lamp Upper cover screw Table stand Optional Power switch RT communication connector Power inlet...

Страница 56: ...rogram NEXT button Program BACK button Remote control transmitter Chart selection buttons 33 types Red green filtering button Single letter mask button Function button Sideward movement buttons Vertic...

Страница 57: ...8 7 MCP8 RDA001A E 8 4 Label...

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