Kenwood TM-521E - Manual (Page 10)

0 SHIFT indicator
Turns on during repeater offset operations. See Sec­
tion 4-6 REPEATER for additional information on this
indicator,
(D REV (Reverse) indicator
Turns on when the reverse function has been
selected.
(D AL (Alert) indicator (TM-221ES/421ES only)
Turns on when the alert function has been selected.
0 SCAN indicator
Turns on to indicate the scan function has been
selected.
® CTCSS (Continuous Tone Coded Squelch
System) Indicator (TM-221 A/321A/421A/521A
only)
Turns on to indicate the CTCSS function is active.
® TONE indicator (Excludes TM-221 ES/421 ES
European versions and TM-521E)
Turns on to indicate the tone function is active.
0 M (Memory In) indicator
On whenever the M.IN key has been depressed.
(D Memory Channel Number display
Indicates the selected Memory Channel Number.
0 ★ indicator
The ★ indicator indicates the Memory Channel cur­
rently in the display will be skipped during Memory
Channel scan.
(Q) ON AIR indicator
On during transmit operations.
(Q) S & RF meter
This level meter indicates the relative receive input
signal strength or transmitter RF output.
During low power operations this meter functions as
a microphone input level meter to check for proper
microphone operation.
(J|) ALT and Direction indicators (TM-521 series only)
ALT indicator:
Turns on to indicate the Auto Lock Tuning function
has been selected.
Direction indicator:
When the ALT system is operating the Direction in­
dicator will turn on if the system shifts the receiver
frequency.
Please refer to Section 4-2-4 ALT System for addi­
tional information.
4-1-2. Rear Panel
0 ANT (Antenna) connector
Attach an antenna with an impedance of 50 ohms to
this connector.
0 SP (Speaker) jack
This jack is for connection of an 8-ohm external
speaker.
(3) Fuse holder
Contains one of the following fuses:
TM-221/421 series : 10A
TM-321A and TM-521 series : 8A
0 13.8 VDC power input connector
Connect the supplied DC Power Cable to this con­
nector. Pay close attention to the polarity (the DC
Power Cable is color-coded; red is positive and black
is negative), when connecting the cable to the power
source.
Qj) BUSY indicator
On whenever the squelch is open.
(0) Frequency display
Displays the transmit/receive frequency, Frequency
Step, or Tone Frequency (TM-221 A/321A/421 A/
521A only).
4-1-3, Microphone
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