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Getting Started Step 1: Installing the Batteries Replacing the Batteries Step 2: Setting the Clock Basic Operations Recording Messages Tips for Using the Built-in Microphone Using Convenient Functions while Recording Recording with an External Microphone or Other Equipment Recording with an External Microphone Recording from Other Equipment Recording with Other Equipment Playing Back Messages Using the Display Window Selecting the Display Mode Turning off the Display Various Ways of Playback Adjusting the playback sound by amplifying inaudible sound -- Digital Voice Up function Adjusting the Playback Speed -- DPC (Digital Pitch Control) Adding a Bookmark Playing Back the Specified Section Repeatedly -- A-B Repeat Editing Messages Adding a Recording Adding a Recording to a Previously Recorded Message Adding an Overwrite Recording during Playback Erasing Messages Erasing Messages one by one Erasing All Messages in a Folder Dividing a Message into Two/Combining Messages Dividing a Message Combining Messages Moving Messages to a Different Folder Adding Priority Mark(s) -- Priority Mark Function Adding Priority Mark(s) in the Stop Mode Adding Priority Mark(s) during Playback 5GB Other Functions Playing Back a Message at a Desired Time with an Alarm Turning off the OPR Indicator (LED) Preventing Accidental Operation -- HOLD Function Using an Adding Recording Changing the Settings -- MENU Using the "Digital Voice Editor" Software Additional Information Precautions Troubleshooting Error Messages of the IC Recorder System Limitations Specifications Index to Parts and Controls

3-265-086-11(1) IC Recorder Copyright 2004 Sony Corporation ICD-ST25 Operating Instructions Owner's Record The model number is located at the rear and the serial number is located inside the battery compartment. Record the serial number in the space provided below. Refer to these numbers whenever you call upon your Sony dealer regarding this product. Model No. ICD-ST25 Serial No.