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Calibration
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2.
Remove the back case from the UUT. Leave the PCA in the top case.
3.
Apply 6.0 V across the battery pads (XBT1) + and – on the back of the PCA. See
Figure 10.
XW
Warning
To avoid electrical shock or personal injury, remove the test
leads and any input signal before removing the back case
from the UUT.
4.
Short across the
CAL
keypad on the back of the PCA. See Figure 10. The UUT
should beep. The default password is now restored.
5.
Remove the 6.0 V supply and install the back case on the UUT.
Cal
Keypad
Battery
Pads
ebp10f.eps
Figure 10. Restoring the Default Password