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4. SYSTEM TEST, ADJUSTMENT AND SETTING Calling up the System Test Level 2 1. If the power is on, turn it off. NOTE Release the Feed/Mark key immediately after the instrument starts printing. If you continue to hold the Feed/Mark key for more than 15 seconds, the instrument recognizes that the Feed/Mark key is shortcircuited and prints the system information “Error 05” at the end of printing. + + 2. Press the Power key while pressing the Feed/Mark and Auto/Manual keys together. Hold the Feed/Mark and Auto/Manual keys until the instrument begins to print the system test procedure, relationship between the input number and its corresponding key name on the operation panel and system test number list as shown below. The Test level 2 is called up and the instrument is in standby mode for entering the system test number. To cancel printing the following information, press the Start/Stop key. Printout System Test Screen Service Manual ECG-9620 4.3