TK-5210
(
G
)
55
ADJUSTMENT
Item
Condition
Measurement
Adjustment
Specifi cations /
Remarks
Panel tuning mode
PC test mode
Test-
equipment
Unit
Terminal
Unit
Parts
Method
Receive
Assist
Voltage
1) Adj item: [RX As-
sist]
Adjust:
[***]
2) Adj item: [L]
→
[LC]
→
[C]
→
[CH]
→
[H]
Adjust:
[***]
Press [B] key to
store the adjust-
ment value.
[Manual Adjustment]
1) Adj item: [Receive
Assist Voltage]
2) Adj item: [Frequen-
cy]
[Low]
→
[Low’]
→
[Center]
→
[High’]
→
[High]
Press [OK] button
to store the adjust-
ment value.
Power
meter
DVM
Panel
TX/RX
(A/4)
ANT
CV
Panel
[Panel
tuning
mode]
[C],[D]
[PC
test
mode]
[ ],[ ]
[Automatic Adjustment]
1) Press [Tune As-
sist Voltage (Auto)]
button.
2) [Assist Voltage
Result] window
shows result of
assist voltage
after the automatic
adjustment was
fi nished.
*This mode adjust
[TX], [RX] Assist
voltage at once.
[Manual Adjustment]
Adjustment]
The display on the
left of LCD and [V]
indicator on the
PC window shows
VCO lock voltage.
Change the adjust-
ment value to get
VCO lock voltage
within the limit of
the specifi ed volt-
age.
2.01V±0.1V (CV)
[PC test mode]
[Manual Adjustment]
When adjusting
the assist voltage
in PC tuning mode,
slide the bar to
indicate “VCO Lock
Voltage” within
2.0V±0.1V on Me-
ter window.
5. Frequency
Adjust-
ment *1
[Panel test mode]
1) CH-Sig: 1-1
[Panel tuning mode]
1) Adj item: [Frequen-
cy]
Adjust:
[***]
PTT:
ON
Press [B] key to
store the adjust-
ment value after
adjustment.
1) Adj item: [Frequen-
cy Adjustment ]
PTT: Press [Trans-
mit] button.
Press [OK] button
to store the adjust-
ment value.
f. counter
Panel
ANT
Panel
[Panel
tuning
mode]
[C],[D]
[PC
test
mode]
[ ],[ ]
154.999970~
155.000030MHz
fc±30Hz
Note:
After replacing the
VCXO (X301) align
frequency.
6. 2nd Local
[Panel test mode]
1) Adjust item: [2nd
Lo Freq]
Adjust:
[***]
Press [B] key to
store the adjust-
ment value.
1) Adj item: [2nd Lo-
cal]
Press [OK] button
to store the adjust-
ment value.
Panel
ANT
Panel
[Panel
tuning
mode]
[C],[D]
[PC
test
mode]
[ ],[ ]
Write the value as
followings.
98 (Fixed value)
*1: The reference oscillator frequency may drift due to shock (jarring the radio) or operating conditions. We recommend that the Frequency adjust-
ment be checked each time the radio is serviced, or at least once per year. Maintenance should only be performed normal temperatures.
