Sony mds pc 1 service manual

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Ð 2 Ð SELF-DIAGNOSIS FUNCTION The self-diagnosis function consists of error codes for users which are displayed automatically when errors occur, and error codes which show the error history in the test mode during servicing. For details on how to view error codes for users, refer to the following box in the instruction manual. For details on how to perform checks during servicing, refer to the following ÒProcedure for Using the Self-Diagnosis Function (Error History Display Mode)Ó. Procedure for Using the Self-Diagnosis Function (Error History Display Mode) Note:Perform the self-diagnosis function in the Òerror history display modeÓ in the test mode. The following describes the least required steps. Be careful not to enter other modes by mistake. If other modes are set accidentally, press the EDIT/NO button to exit that mode. 1. While pressing the AMS dial, connect the power plug to the outlet, and release the AMS dial. 2. Rotate the AMS dial until ÒERR DP MODEÓ is displayed. 3. Pressing the YES button sets the error history mode and displays Òtotal recÓ. 4. Select the contents to be displayed or executed using the AMS dial. 5. Pressing the AMS dial displays or executes the contents selected. 6. Pressing the AMS dial another time returns to step 4. 7. Pressing the EDIT/NO button displays ÒERR DP MODEÓ and exits the error history mode. 8. To exit the test mode, set the TIMER knob to ÒOFFÓ, and press the 1/u button. The unit sets into the STANDBY state, and the test mode ends.