Kenwood Tm-271a/e Transceiver Instruction Manual

54
11
AUXILIARY FUNCTIONS
APO (AUTO POWER OFF)
The transceiver switches OFF automatically if no keys or
controls are pressed or adjusted for the selected
duration.  One minute before the transceiver switches
OFF, warning beeps sound for a few seconds and “APO”
blinks.
You can select the APO time from OFF (disable), 30, 60,
90, 120, or 180 minutes.
1Press [F], [MENU] and turn the Tuning control to
select Menu No. 18 (APO).
2Press [MENU] and turn the Tuning control to select
the APO time from OFF...

55
11
1Press [F], [MENU] and turn the Tuning control to
select Menu No. 8 (SSQ).
2Press [MENU] and turn the Tuning control to select
“ON” or “OFF” (default).
3Press [MENU] to store the setting.
•The S-meter setting segments appear.
4Press any key other than [MENU] to exit Menu Mode.
5Press [F], [REV] to enter S-Meter Level Select Mode.
6Turn the Tuning control to select your desired level.
7Press any key other than [ 
 ] (Power) to store the
setting and exit S-Meter Level Select Mode.
SQUELCH HANG TIME...

56
11
3Press [MENU] to store the setting or any other key to
cancel.
4Press any key other than [MENU] to exit Menu Mode.
The transceiver generates the following warning beeps
even if the Beep function is turned OFF.
•APO warning beeps {page 54}
•Weather Alert beep {page 36}
•Time-out Timer warning beep {page 62}
Note:  The beep output level is linked to the VOL control position.
BUSY CHANNEL LOCKOUT
This function is used to prevent transmitting on a
channel or frequency that somebody else is currently...

57
11
The default step size for each model is as follows:
e d o C t e k r a Me z i S p e t S y c n e u q e r F t l u a f e D
KzH k 5
EzH k 5 . 2 1
2 MzH k 5 . 2 1
3 MzH k 5 . 2 1
Note:  The market code is printed on the barcode label of the cartonbox.
DISPLAY BACKLIGHT
You can manually change the display brightness to
match the lighting conditions where you are operating
the transceiver.  This setting can be permanent or the
display can light up only when keys are pressed.
PERMANENT BACKLIGHT
When a...

58
11
LOCK FUNCTION
The lock function disables most of the keys to prevent
you from accidentally activating a function.  Transceiver
Lock is suitable for a typical mobile installation where
you select most operations using the microphone.
1Press [F] (1s).
•“” appears when this function is ON.
•The following keys cannot be locked:
[ 
 ] (Power), [F] (1s), [F]+[REV], Vo lume control,
[PTT], and the Mic keypad.
2Press [F] (1s) again to unlock the keys.
Note:
◆The Tuning control is also locked.  To retain...

59
11
3Press [MENU] to store the setting or any other key to
cancel.
4Press any key other than [MENU] to exit Menu Mode.
MICROPHONE PF KEYS (KEYPAD MODELS ONLY)
You can access many transceiver settings without using
transceiver keys or controls.  Microphone keys PF/D,
MR/C, VFO/B, and CALL/A are programmable with
transceiver functions.
The microphone key default assignments are as follows:
Mic PF1 key [PF/D]:1 MHz step
Mic PF2 key [MR/C]:Memory Recall
Mic PF3 key [VFO/B]:VFO Select
Mic PF4 key...

60
11
¥SHIFT: Shift function ON/OFF
¥LOW: Select transmission power
¥BRIGHT: Adjust display backlight
¥LOCK: Transceiver Lock function ON/OFF (must be held
down for 1 second to activate)
¥TONE: Selection for Tone/ Selective Call
¥STEP: Select the frequency step size
Note:  Rather than entering Menu Mode and selecting PF1 ~ PF4,
you can simply press and hold the PF key you want to program, then
turn the transceiver power ON.  When programming the PF keys in
this manner, select the function by turning the...

61
11
3Turn the Tuning control to select a character.
•You can enter the following alphanumeric characters:
0 ~ 9, A ~ Z, – (hyphen), / (slash), and a space.
•Rather than using the Tuning control, you can use the
Mic keypad (keypad models only) to enter alphanumeric
characters {page 64}.
4Press [MR] to move to the next digit.
•To move to the previous digit, press [VFO].  To delete
the character at the current cursor position, press [F].
5Repeat steps 3 and 4 to enter up to 6 digits.
6Press [MENU] to...

62
11
TIME-OUT TIMER
The Time-out Timer limits the time of each transmission
to a maximum of 3, 5, or 10 (default) minutes.  Just
before the transceiver stops the transmission, a warning
beep sounds.  This function is necessary to protect the
transceiver from thermal damage and can therefore not
be turned OFF.
1Press [F], [MENU] and turn the Tuning control to
select Menu No. 21 (TOT).
2Press [MENU] and turn the Tuning control to select
“3”, “5” or “10” (default) minutes.
3Press [MENU] to store the...

63
12
MICROPHONE CONTROL
You can change numerous transceiver settings by operating the Mic DTMF keys.
The following table shows what function is switched ON and OFF or which setting is changed by pressing the DTMF
keys in the appropriate mode of operation.
y e Ke d o M X Re d o M X T1e m a N y r o m e M g n i r o t SF M T D g n i r o t S
y r o m e Mn o - r e w o P g n i r o t S
e g a s s e M
1A/ N1e n o T t i m s n a r Two l e b , e t o n e e S1e d o C t u p n Iwo l e b , e t o n e e S
2A/ N2e n o T t i...