Appendix 
105
California Energy Commission battery charging testing 
instructions
This telephone is set up to comply with the energy-conserving standards right out of the box. These 
instructions are intended for California Energy Commission (CEC) compliance testing only. When the 
CEC battery charging testing mode is activated, all telephone functions, except battery charging, will  
be disabled.
To activate the CEC battery charging testing mode:
1.  Unplug the telephone base power adapter from the power outlet. Make sure all handsets are 
plugged with charged batteries before proceeding.
2.  While you press and hold  /HANDSET LOCATOR, plug the telephone base power adapter back to 
the power outlet.
3.  Aer about 20 seconds, when the IN USE light starts ashing, release  /HANDSET LOCATOR and 
then press it again within two seconds.
The process takes up to one minute to complete. When the phone successfully enters 
the CEC battery charging testing mode, the IN USE light turns o and all handsets 
display To register HS... sand see manual.. You hear a conrmation tone.
When the phone fails to enter this mode, repeat the steps mentioned above.
Note: The telephone base will be powered up as normal if you fail to press  /HANDSET LOCATOR 
            within two seconds in Step 3.
To deactivate the CEC battery charging testing mode:
1.  Unplug the telephone base power adapter from the power outlet, then plug it back in. The 
telephone base is powered up as normal.
2.  Register your handsets back to the telephone base. See page 56 for handset registration 
instructions.