Safety; Batteries - HP Compaq Presario,Presario EZ2700 Reference Manual

The equipment shall be set to ensure that calls are answered between 3 and 30
seconds of receipt of ringing (S0 set between 2 and 10). This ensures the following:
1.
2.
This equipment does not fully meet Telecom's impedance requirements. Performance
limitations may occur when used in conjunction with some parts of the network.
Telecom will accept no responsibility should difficulties arise in such circumstances.
This equipment should not be used under any circumstances which may constitute a
nuisance to other Telecom customers.
This equipment shall not be set to make automatic calls to the Telecom 111
Emergency Service.

Safety

Safety is important when you are operating your computer. Follow the guidelines in
this section to enjoy your computing experience.

Batteries

For information about real-time clock battery replacement, contact your Compaq
Authorized Dealer, reseller, or service provider.
a a a a
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7-12
A person calling your modem will hear a short burst of ringing before the
modem answers. This confirms that the call has been successfully switched
through the network.
Caller identification (which occurs between the first and second ring cadences)
is not destroyed.
WARNING: Your computer is provided with a battery-powered, real-time clock circuit.
Danger of explosion and risk of personal injury exists if the battery is incorrectly
replaced or mistreated. Do not attempt to recharge the battery, disassemble it,
remove it, immerse it in water, or dispose of it in fire.
WARNING: This computer may contain a lithium-ion or nickel-metal-hydride battery
pack. There is a risk of fire and chemical burn if the battery pack is handled
improperly. Do not disassemble, crunch, puncture, or short external contacts, dispose
of in water or fire, or expose to temperatures higher than 140°F (60°C).
Government Approvals