21
TS-2000/B2000/2000X
TS-2000S/2000V/2000SX/2000VX
ADJUSTMENT (K/E TYPE)
Transmitter SectionItem Condition
Measurement Adjustment
Specifi cations / Remarks
Test-
equipment
Unit
Terminal
Unit Parts Method
1. Final idling
current
(HF/VHF)
1) Display f. : 14.100MHz
Mode : USB
Final unit (A/2)
VR1, 2, 3, 4 : MIN
Transmit
DC. A Rear
panel
DC Final
(A/2)
Check the default
current (Io).
VR1 Io + 500mA = IA±50mA
VR2 IA + 1000mA = IB±100mA
VR3 IB + 700mA = IC±50mA
VR4 IC + 700mA
2) Display f. : 145.900MHz
Mode : USB
VR101, 102 : MIN
Transmit
VR101
IB + 2000mA = ID±100mA
VR102
ID + 2000mA
2. 29.1MHz
frequency
1) Display f. : 29.100MHz
Mode : FM
Transmit
f. counter
TX-RX1
(A/10)
CN14
TX-RX1
(A/10)
TC3 29.10000MHz ±20Hz
3. Final idling
current
(UHF)
1) Display f. : 430.000MHz
Mode : USB
Final unit (B/2)
VR901, 902 : MIN
Transmit
DC. A Rear
panel
DC Final
(B/2)
Check the default
current (Io).
VR902
Io + 2500mA = IE±100mA
VR901
IE + 200mA ±20mA
4. TX BPF
(VHF)
1) Display f. : 145.900MHz K
144.900MHz E
Mode : CW
Disconnect the cable from
CN4 and insert a cable from
the spectrum analyzer.
Transmit
After the adjustment, con-
nect the cable to CN4.
Spectrum
analyzer
TX-RX2
(A/11)
CN4
TX-RX2
(A/11)
TC12
TC13
IF output max.
TC14
229MHz spurious
level min.
• Perform the following in the adjustment mode. Item 5~8 and 12~28.
To terminate the adjustment menu in the middle, save your settings with Menu No. 124.
5. TX BPF
(UHF)
1) Menu No. : 15
(Frequency : 435.1MHz)
Disconnect the cable from
CN3 and insert a cable from
the spectrum analyzer.
Transmit
Spectrum
analyzer
TX-RX2
(A/11)
CN3 Front
panel
TX-RX2
(A/11)
[+] key
or
[–] key
L90
L91
TC4
TC5
TC6
TC8
TC10
After setting the
adjustment value
to 131, adjust the
trimmers and coils
to have a maximum
IF output.
8dBm or more
2) Menu No. : 16
(Frequency : 420.1MHz)
Transmit
Front
panel
[+] key
or
[–] key
Output gain max. 6dBm or more
3) Menu No. : 17
(Frequency : 439.99MHz)
Transmit
4) Menu No. : 18
(Frequency : 449.9MHz)
Transmit
After the adjustment, con-
nect the cable to CN3.