Docomo SH-05A Instruction Manual page 118

SMS and i-mode mail are received normally regardless of the setting of
this function.
1
In the Custom menu, select
[Accept/Reject calls]/enter the terminal security
code/t.
2
Select a reason/t.
3
Select the setting/t.
Set mute ring time
Muting ring tone for a caller unset in
phonebook
Set a ring tone to sound after a set number of seconds when
receiving a call from the caller not in the phonebook.
This is one way to avoid a nuisance call such as one-ring phone scam.
Reject unknown cannot be set simultaneously with Set mute ring time.
The Public mode (Drive mode) is prioritized when set with Set mute ring
time.
When setting the mute ring time, set whether to record calls
disconnected during the mute ring time duration in Received calls.
1
In the Custom menu, select [Settings]/[Snd/Vibrator/
Manner]/[Set mute ring time]/[ON].
: When [OFF] is set, the operation is completed.
2
Enter the mute ring time/t.
3
Select the setting/t.
Set the mute ring time shorter than the ring duration for Record
message or Voice Mail Service to prioritize Set mute ring time.
Set mute ring time is activated for calls from callers in the phonebook
while All lock is set, Omakase Lock is set, or Function lock is applied to
the Phonebook.
116
[Settings]/[Security]/
When Set mute ring time and the Manner mode are both set and the set
time passes, the operation follows the Manner mode settings. However,
the answering duration for Record message includes the time before
the ring tone sounds.
Reject unknown
Rejecting a call from a caller unset in
phonebook
Set the handset to reject calls from callers not in the phonebook.
The caller hears a busy signal. The stock icon [B] (missed call) appears
and the call is recorded in Received calls.
This setting is available only when a caller sends notify of the caller ID. It
is recommended to also set the Caller ID Request Service.
When Accept calls is set, Reject unknown cannot be set.
Reject unknown is prioritized when set with the Public mode (Drive
mode).
Also when Reject unknown is set, Reject calls by reason of
non-disclosure is prioritized for calls with no caller ID.
Reject unknown cannot be set simultaneously with Set mute ring time.
Disable Ring start time and try again.
SMS and i-mode mail are received normally regardless of the setting of
this function.
1
In the Custom menu, select
[Accept/Reject calls]/enter the terminal security
code/t/[Reject unknown].
2
Select the setting/t.
[Settings]/[Security]/