Ooops, the batteries mentioned in my last post should be PS640's, not PS604's... They do seem to work. We had a 2 hour power failure last night which the 732A sailed through just fine. ---------------------------------------- _________________________________________________________________ Windows Live: Keep your friends up to date with what you do online. http://windowslive.com/Campaign/SocialNetworking?ocid=PID23285::T:WLMTAGL:ON:WL:en-US:SI_SB_online:082009