Sony SPP-IM977 手册
Basics
26
US
Making calls (continued)
If the battery becomes weak during a call
The handset will beep every three seconds five times and E and
“BATTERY LOW” appears on the display. Finish your call and charge
the battery pack.
“BATTERY LOW” appears on the display. Finish your call and charge
the battery pack.
For optimum performance, charge the battery for a full 12 hours.
Note that during the first 10 - 15 minutes of charging, the phone will be
inactive, i.e., unable to make or receive a call.
inactive, i.e., unable to make or receive a call.
After this initial 10 - 15 minutes, you may be able to use the phone, but
the battery duration will be very short; thus it is recommended that
you fully charge the battery before the next usage.
the battery duration will be very short; thus it is recommended that
you fully charge the battery before the next usage.
If you have a spare battery
You can replace the battery pack without disconnecting the call during
a conversation. To replace the battery pack, perform the following
procedure.
a conversation. To replace the battery pack, perform the following
procedure.
1
Press (HOLD) on the handset.
The call is on hold and “HOLD” appears on the display.
2
Replace the battery pack.
3
Press (LINE 1) or (LINE 2) to resume the conversation.