Adjustment - Kenwood TK-2118 Service Manual

TK-2118
Use the KPG-69D programming software for adjustment of the next item in PC MODE (see page 10).
Squelch Level, S meter Level, Lo Power, QT Deviation, DQT Deviation, and Battery warning.
Section common to the transmitter and receiver (VCO)
Item
1. Setting 1) Power supply voltage
Battery teriminal:7.5V
2. VCO lock 1) CH: TX low
voltage
2) CH: RX low
3) CH: TX high
4) CH: RX high
Receiver Section
Item
1. Band- 1) CH: RX center
pass filter
2. AF level 1) CH: RX center
SSG output: -53dBm(501µV)
MOD: 1kHz
DEV: ±3.0kHz
3. Sensitivity 1) CH: RX center
CH: low
CH: high
SSG ouput: -116dBm(0.35µV)
MOD: 1kHz
DEV: ±3.0kHz
4. Squelch 1) CH: RX center
Level
2) Level 9
(PC Mode)
SSG output: -116dBm(0.35µV)
3) Level 1
SSG output: -123dBm(0.16µV)
1) CH: RX center
5. S meter
Level
2) Full digit
(PC Mode)
SSG output: -110dBm(0.7µV)
3) one Digit
SSG output: -120dBm (0.2µV)
Transmitter section
Item
1. Transmit 1) CH: TX center
frequency PTT: ON
2. DQT/QT 1) CH: TX center
Balance
3. Lo Power 1) CH TX center
(PC Mode) CH TX low
CH TX high
4. MAX DEV 1) CH: TX center
AG: 1kHz/50mV
5. MIC 1) CH: TX center
sensitivity AG: 1kHz/5mV
6. QT 1) CH: TX center
Deviation CH: TX low
(PC Mode) CH: TX high
QT: 151.4Hz
7. DQT 1) CH: TX center
Deviation CH: TX low
(PC Mode) CH: TX high
DQT:023N
8. DTMF 1) CH TX center using [9] key
Deviation
9. Battery
1) Battery terminal: 5.5V
Warning
(PC Mode)
TK-260 :K, K2
34

ADJUSTMENT

Condition Test equipment
Digital voltmeter
Measurement
Condition Test equipment
Tra generator
Spectrum analyzer
SSG
Oscilloscope
AF. V. M
Distortion meter
SSG
Measurement
Condition Test equipment
Frequency
counter
Modulation analyzer
Power meter
Current meter
Modulation
analyzer 15kHz LPF
AG, AF. V. M
Modulation
analyzer 3kHz LPF
Modulation
analyzer 3kHz LPF
Modulation
analyzer 15kH LPF
Measurement
Terminal Parts
CV TC1
TC2
Terminal Parts
TC3,TC4
ANT L22
SP
PC key
PC key
ANT
Terminal Parts
ANT VR1
VR301
PC key
VR302
PC key
PC key
VR303
PC key
Adjustment
Specifications/
Method
1.5V(C), 1.2V(C2) ±0.1V
2.2V(C), 1.0V(C2) ±0.1V
Check
less than 4.5V
Adjustment Specifications/
Method
Adjust the spectram waveform.
Adjust to the MAX AF level
Vol. knob position at 12 o'clock
Check SINAD: 12dB or
higher
Adjust to open the squelch.
Adjust to open the squelch.
Adjust to Full digit
Adjust to one digit
Adjustment
Specifications/
Method
Adjust to center frequency within ±100Hz
Rectify the waveform to square
wave
Adjust it to 2W within ±0.1W
Adjust it to ± 4.2kHz ±100Hz
Check ±2.2kHz~3.8kHz
Adjust it to 0.75kHz ±0.05Hz
Adjust it to ± 0.65kHz ±0.05Hz
Adjust it to 2.5kHz. ±100Hz
Remarks
Remarks
Remarks