Gap/Black Mark Calibration；Self-Test；Dump Mode - TSC TTP-247 Service Manual

4.2 Gap/Black Mark Calibration；Self-test；Dump mode
While calibrate the gap/black mark sensor, printer will measure the label length, print
the internal configuration (self-test) and then enter the dump mode.
black mark sensor, depends on the sensor setting in the last print job.
Please follow the steps below to calibrate the sensor.
1.Turn off the power switch.
2. Hold on the button then turn on the power switch.
3. Release the button when LED becomes amber and blinking. (Any amber will do
during the 5 blinks).

The LED color will be changed as following order.
Amber  red (5 blinks)  amber (5 blinks)  green (5 blinks) 
green/amber (5 blinks)  red/amber (5 blinks)  solid green
1.
Note:
Please select gap or black mark sensor by Diagnostic Tool or by GAP or BLINE
command prior to calibrate the sensor.
For more information about GAP and BLINE command, please refer to TSPL2
programming manual.
It calibrates the sensor and measures the label length and prints
internal settings then enter the dump mode.
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To calibrate gap or