OPTO-EDU A41.1903 Скачать руководство пользователя

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connection of LED lamp plug of microscope arm and the DC output socket for LED lamp in power supply

box. If the connection is OK, please use the multi-meter to check whether there is a DC output voltage

(about DC5.5-6.0v without load) between two jacks of DC output socket for LED lamp on the bottom of

the power supply. If No, please check according to step 3. If yes, please check according to step 5 after

insert LED lamp plug into the DC output socket.

11.3 Remove four screws in red circle, open under cover from power supply box. Press the plug

connectors in LED drive circuit board and repeat step 2. If not, DC output voltage yet, remove the plug

connector of output port. Use the multi-meter to check whether there is a DC output voltage (about

DC5.5-6.0v without load) between LED- and LED+. If No, please replace the LED drive circuit board. If

yes, please connect the connector of output port and check according to step 2.

11.4 When replacing the LED drive circuit board, remove plug connectors and three screws in red circle.

Replace LED drive circuit board and restore.

Содержание A41.1903

Страница 1: ...safety and obtain satisfactory performance please study this instruction manual thoroughly before start to use your instrument A41 1903 Operating Microscope One Head 0 180 Manual Step Zoom 4 8x 16x F...

Страница 2: ...agnification change Fine focusing can be done by objective fine adjusting lever Two objectives are available for different working distance and magnification The illumination system of the instrument...

Страница 3: ...ng to avoid accident When moving the instrument in the room it is recommended to push it at the lower part to prevent the instrument from being upset and damaged 1 4 Do not touch the surface of the le...

Страница 4: ...5 Diameter of Spot 57 00 mm 71 00 mm 86 00 mm 113 00 mm Exit Pupil Distance 25 00 mm 2 4 Table of Specification for A41 1903 Operation Microscope Model A41 1903 Binocular Head Tilting 0 180 Main Usag...

Страница 5: ...6 Arm assembly 7 0 180 Binocular 8 Eyepiece 9 CCD camera optional 10 Demonstrator optional 11 Beamsplitter optional 12 Magnification changer 13 Video camera adapter optional 4 Working Principle and Fu...

Страница 6: ...socket for camera 6 Brightness control knob 7 Power switch Note Non professional maintenance staffs do not open the power supply box 4 3 Arm assembly see Figure 1 The arm assembly is an important part...

Страница 7: ...r which connects with beamsplitter 3 Focusing hand wheel 4 Locking screw8 c Demonstrator 10 optional It is a monocular observation unit connected to the beamsplitter It can be used for observation at...

Страница 8: ...objective you need Turn fine focusing lever counterclockwise to make the fine focusing lever in the middle position 5 7 Installation of operation handle Fix the operation handle on the head of micros...

Страница 9: ...peat step 7 3 7 5 Step down the foot wheel brake during operation to present the instrument from being moved 8 Care and Maintenance The instrument shall be placed in a dry dust free and well ventilate...

Страница 10: ...on does not light The LED lamp is not connected correctly Connect again No switch on the main power Switch on the main power Main power is broken down Contact a local electrician Electric parts are br...

Страница 11: ...t LED lamp plug into the DC output socket 11 3 Remove four screws in red circle open under cover from power supply box Press the plug connectors in LED drive circuit board and repeat step 2 If not DC...

Страница 12: ...connection of power line from power supply box to LED bulb If yes please replace LED bulb 11 6 If you have two operation microscopes in your hand you can cross check for example install this microscop...

Страница 13: ...ose wire clip C Remove two screws fixed LED bulb and separate LED bulb from LED bulb seat Welding off two electric wire from LED bulb and remember the welding position for each electronic wire Weld tw...

Страница 14: ...ter optional 1 pc 4 CCD camera optional 1 pc 5 Demonstrator optional 1 pc 6 Objectives F 200mm fitted on the microscope 1 pc F 250mm 1 pc F 300mm optional 1 pc F 400mm optional 1 pc 7 Power supply box...