Patent ID: 8125725

Claim:
A recording apparatus comprising: a head section which includes a write head to write data into a recording medium and a read head to read data from the recording medium; a head control section having a head driving section to control movement of the write head and the read head, the head control section further including: a head gap data writing section which commands the head driving section to position the write head to record predetermined test data into a blank zone of the recording medium, the blank zone extending in a direction perpendicular to a corresponding data area; a head gap data reading section which commands the head driving section to position the read head to read the predetermined test data while varying a position of the head section; a gap storing section which stores gap information, the gap information being generated based on a difference between a position of the head section when test data is written and a position of the head section when test data is read; and a head position control section which adjusts the position of the head section based on the gap information when writing user data into the recording medium.