KX-TCD246UAS, KX-TCD246UAT, KX-TCA122UAS, KX-TCA122UAT, KX-TCA121UAS, KX-TCA121UAT - Panasonic Telephone Service Manual (repair manual). Page 8

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4.1.4. 
Battery Replacement
If
flashes even after the handset batteries have been charged for 7 hours, the batteries must be replaced.
Important:
     • 
• 
• 
• We recommend the use ofPanasonic rechargeable Ni-MH batteries P03P (HHR-4EPT). Ifyou install non-rechargeable
batteries and start charging, the batteries may leak electrolyte.
     • 
• 
• 
• Do not mix old and new batteries.
  1. Press the notch on the handset cover firmly and slide it in the direction of the arrow.
  2. Remove the old batteries positive (
) terminal first and install the new ones.
8
KX-TCD246UAS / KX-TCD246U AT / KX-TCA122UAS / KX-TCA122UAT / KX-TCA121UAS / KX-TCA121UAT
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