Brother P-touch PT-2730 Service Manual page 76

Check that the printing result (the second line of "Figure 3.3-21") corresponds with the
head rank stamped on the FPC.
After printing the "Figure 3.3-21", shift to the "Print 1 mode" (Figure 3.3-28).
When the head rank is not set, the "Figure 3.3-23" will be displayed and the tape is
not printed.
HEAD RANK X
Figure 3.3-23
After displaying the "Figure 3.3-23". Awake the error message by pressing the below
key and turn off the power.
* Europe/North America specifications: [ON/OFF]
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