Philips 6900 User Manual

Page of 52
Philips Lif
eline 6900/6800/A
T Series User’
s Man
ual
44
Regulatory Compliance
Caution:  
If the above diagram is not used, this equipment cannot 
report an alarm when other equipment (telephone, answering 
system, computer modem, etc.) connected to the same phone line 
is in use. 
Patent Information 
One or more of the following U.S. Patents may apply to this 
product: D277,465; 4,524,243; 4,760,593; 4,622,544; 4,908,602; 
4,884,059; D313,363; D313,362; 4,064,368; 3,989,900; 5,091,930; 
5,128,979. One or more of the following Canadian Patents may 
apply to this product: 1,274,930; 1,256,613. 
NOTICE  TO  THE USER: 
Any changes or modifications not expressly approved by Philips 
Lifeline for compliance could void your authority to operate the 
equipment.