Ecg 9620 service manual




















Failure to follow this warning may cause serious electrical burn on the patient due to local heating caused by dielectric electromotive force. For details, refer to the instruction manual for the MRI. Failure to follow this warning may cause serious electrical burn, shock or other injury.

Use only the following specified patient cables when using with a defibrillator or ESU. When the specified patient cable is connected, the cardiograph is type CF defibrillation-proof compliance.

Failure to follow this warning will cause serious electrical burn where the electrode is attached and damage the cardiograph due to discharge energy when defibrillation is performed. When using an ESU and defibrillator with the cardiograph, use silver chloride disposable electrodes. Failure to follow this caution may cause electrical shock to the patient and operator. Failure to follow this warning may cause a serious electrical shock to the patient and operator by leakage current. When another type of power cord especially 2-prong power cord is used, this may cause electrical shock to the patient and operator.

Any potential difference between instruments may cause electrical shock to the patient and operator. Failure to follow this warning may cause electrical shock to the patient and operator. Otherwise, the patient and operator may get an electrical shock. Do not heat the battery pack. Otherwise, the substance liquid leaks out and the battery pack explodes. Never store or carry the battery pack with metal such as necklace or hair pins.

The battery pack short-circuits and a large current flows, causing leakage of the substance liquid inside the battery and battery explosion. Never damage or directly solder the sheath tube. The battery pack short-circuits, the substance liquid comes out and the battery pack explodes. There is a gas discharge valve inside the battery and if this valve is damaged, the gas cannot be discharged, causing the battery pack to explode. The susbstance liquid inside the battery leaks and explodes. Never rub your eyes, otherwise you may lose your eyesight.

If any other battery charger is used, abnormal current flows and the substance liquid inside the battery leaks and the battery explodes. The substance liquid inside the battery leaks out and the battery pack explodes. Make sure that the battery is installed with the correct polarity direction.

Otherwise, the substance inside the battery leaks out and the battery pack explodes. The battery heats up and rusts and the substance liquid inside the battery leaks. A damaged battery pack explodes if used. The battery may leak. Otherwise, the cardiograph cannot operate on battery power. The life time of the battery pack may be shortened, the performance of the battery pack may be degraded and the substance liquid inside the battery may leak. The battery is recyclable. At the end of its useful life, under various state and local laws, it may be illegal to dispose of this battery into the municipal waste stream.

The automatic ECG analysis is performed for acquired ECG waveforms only and does not reflect all conditions of the patient. The results of the analysis may not correspond to the judgment of a physician. The characteristics of the EMG filter are similar to a conventional analog filter. There is a time delay between the input ECG signal and output signal.

Failure to follow this caution may cause electrical shock to patient and operator. When another cart is used, the cardiograph may fall off or the cart may tip over. Failure to follow this caution may cause the cardiograph to fall over or cause battery liquid leakage. Otherwise, the operator may get an electrical shock and the cardiograph may malfunction. Otherwise, the operator may get an electrical shock. Disassembly and repair must be performed by qualified service personnel.

Program type, version, date and time, paper speed, sensitivity, lead name, filter,. IEC Amendment 1 , protection against electrosurgery interference. Degree of safety of application in the presence of a flammable anaesthetic mixture with air, oxygen or nitrous oxide:. Not suitable for use in the presence of a flammable anaesthetic mixture with air, oxygen or nitrous oxide. Magazine paper container. Equipotential ground terminal.

Always install the battery even when the cardiograph operates on AC power. Otherwise sudden power down occurs when any electrode is detached during recording. Welcome to ManualMachine. We have sent a verification link to to complete your registration.

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Enter a new password. When installing or storing the instrument, take the following precautions: 1 Avoid moisture or contact with water, dust, extreme atmospheric pressure, excessive humidity and temperatures, poorly ventilated areas, and saline or sulphuric air. Before Operation 1 Check that the instrument is in perfect operating order. During Operation 1 Both the instrument and the patient must receive continual, careful attention. To Shutdown After Use 1 Turn power off with all controls returned to their original positions.

Maintenance and Inspection: 1 The instrument and parts must undergo regular maintenance inspection at least every 6 months. Service Manual ECG i. The following describes some common interference sources and remedial actions: 1. Service Manual ECG iii. Conventions Used in this Manual and Instrument Dangers, Warnings, Cautions and Notes Warnings, cautions and notes are used in this manual to alert or signal the reader to specific information.

CAUTION A caution alerts the user to possible injury or problems with the instrument associated with its use or misuse such as instrument malfunction, instrument failure, damage to the instrument, or damage to other property. NOTE A note provides specific information, in the form of recommendations, prerequirements, alternative methods or supplemental information.

Service Manual ECG v. Section 1 General Introduction Service Manual ECG 1. Liquid ingress The instrument is not waterproof, so do not install the instrument where water or liquid can get into or fall on the instrument.

En vironmental Safeguards Depending on the local laws in your community, it may be illegal to dispose of the lithium battery in the regular waste collection. Disinfection and cleaning To disinfect the outside surface of the instrument, wipe it with a nonabrasive cloth moistened with alcohol.

Measuring and Test Equipment Maintain the accuracy of the measuring and test equipment by checking and calibrating it according to the check and calibration procedures. Removing the Thermal Head Replace the power fuse with a new one. Avoid vibration and mechanical shock, even during transport. Adjust the thermal head position. Defective products or parts must be returned to NKC or its authorized agents, along with an explanation of the failure.

NKC will not recognize any other warranty, either implied or in writing. This is because service personnel need to understand the operation of the instrument in order to ecgg use the information in the service manual. The automatic ECG analysis is performed for acquired ECG waveforms only and does not reflect all conditions of the patient. When servicing the instrument, wear rubber gloves to protect yourself from infection. When single memory test mode is selected, entire memory is tested once.

Check and adjust the thermal head unit position. Never use a battery pack which is damaged, discolored or has leakage.

The instrument does not operate during battery power operation. If necessary, adjust the electrode position so that clear ECG waveforms are displayed.

Repeat steps 3 and 4 for all leads by one. Error in memory area for local language. After the test, the instrument returns to the standby mode for entering the system test number. This website uses cookies to improve your experience while you navigate through the website.

Removing the Upper Casing 1. The paper feeding roller is clean. If necessary, double pack the instrument. Replace the power transformer unit. Replace the key board. Normal The ECG control board is faulty. Service Manual ECG 3. Most of the boards are multilayer boards with surface mount electrical devices, so the mounting density of the board is too high.

No No Set the recording paper. Characters H and X Test level 1 only 3. Faulty power transformer unit, Replace the power cord. Turn the power off. To quit the test, turn the power of the instrument off by pressing the Power key.

At the same time, the instrument prints the triangular waveform signals input to the EXT-IN connector at the upper trace on the recording paper. When another type of power cord especially 2-prong power cord is used, this may cause electrical shock to the patient and operator. Do not heat the battery pack.



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