Patent ID: 7369338

Claim:
A servo writer for writing a servo signal in a magnetic tape, and reading and inspecting the servo signal written, the writer comprising: a servo writer main body; and a plurality of unit panels changeably loaded to a panel change unit provided at said servo writer main body according to a product class of the magnetic tape where said servo signal is to be written, wherein each of said plurality of the unit panels comprises a servo write head for writing the servo signal in said magnetic tape and a write-sub-control mechanism for controlling a writing of the servo signal by said servo write head, wherein said servo write head and said write-sub-control mechanism are configured so as to be able to write a predetermined signal in said magnetic tape according to the product class of said magnetic tape, and wherein said servo writer main body comprises a servo signal main control mechanism for mainly controlling a writing of the servo signal in said magnetic tape by the servo write head of the unit panel selected in the panel change unit, a servo read head for reading the servo signal written in said magnetic tape, and a servo signal inspection mechanism for processing and inspecting the servo signal read.