Kenwood TK-480 Service Manual page 20

800mhz
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• Transceiver tuning
(To place transceiver in tuning mode)
System appears on LCD. Set system according to tuning
requirements.
LCD display (Test mode)
1 –
System No.
Press [S], now in tuning mode. Use [ B] button to write
tuning data through tuning modes, and channel selector
knob to adjust tuning requirements (1 to 256 appears on
LCD).
Use [C ] button to select the adjustment item through
tuning modes. Use [A] button to adjust 3 point tuning.
LCD display (Tuning mode)
F REQ
Adjustment item
3-point tuning frequency (MHz)
Test CH
RX
Low
851.05000
Center
860.50000
High
869.90000
Adjustment Points
TX-RX unit (X57-5630-10) Component side view
VC
ADJUSTMENT
1
Group No.
1
Adjustment (1~256)
TX
806.05000
815.50000
824.90000
IC14
■ Tuning mode
Panel test mode
System/Group No.
[S]
[S]
FREQ : Frequency adj.
[C]
[S]
HPOW : High power
[C]
[S]
THPW : High power (T/A)
[C]
[S]
LPOW : Low power
[C]
[S]
TLPW : Low power (T/A)
[C]
[S]
BAL : DQT balance
[C]
[S]
MAX : Max deviation
[A]
[C]
[S]
TMAX : Max deviation (T/A)
[A]
[C]
[S]
NMAX : Max deviation (NPSPAC)
[A]
[C]
[S]
FQT : Fine QT
[C]
[S]
FDQT : Fine DQT
[C]
[S]
FLTR : LTR
[C]
[S]
DTMF : DTMF deviation
[C]
[S]
FMSK : MSK deviation
[C]
[S]
TONE : Tone deviation
[C]
[S]
SQL : Squelch
[C]
[S]
BATT : Battery
[C]
TK-480
[A]
[C]
[C]
L MAX
C MAX
H MAX
[C]
[A]
[C]
[C]
L TMAX
C TMAX
H TMAX
[C]
[A]
[C]
[C]
L NMAX
C NMAX
H NMAX
[C]
19

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