Kenwood TK-80, Руководство по обслуживанию

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TK-80
51
Item Condition
Measurement Adjustment
Specifications/Remarks
Test-
equipment
Unit
Terminal
Parts Unit Method
ADJUSTMENT
14. S/N check 1) M CH: Following M CH Radio Rear ANT S/N measurement 10dB or more
AF VR: 0.45V/4 Ω tester or panel AIP ON: Sensitivity down
SSG f.: Following frequency SSG (5~10dB)
(USB: +1kHz, LSB: –1kHz)
AF V.M EXT.SP
Oscilloscope
DM. SP
M CH Frequency Mode SSG OUT SSG MOD DEV
13 550.0kHz AM –89dBm 1kHz 60%
14 1.550.0kHz AM –89dBm 1kHz 60%
15 1.800.0kHz LSB –119dBm OFF
16 3.550.0kHz LSB –119dBm OFF
17 7.100.0kHz LSB –119dBm OFF
18 10.100.0kHz LSB –119dBm OFF
19 14.100.0kHz USB –119dBm OFF
20 21.200.0kHz USB –119dBm OFF
21 24.800.0kHz USB –119dBm OFF
22 28.687.0kHz USB –119dBm OFF
Item Condition
Measurement Adjustment
Specifications/Remarks
Test-
equipment
Unit
Terminal
Parts Unit Method
Transmitter Section
1. ALC voltage 1) M CH: 11 D.V.M TX-RX TP1 TX-RX VR12 2.7V +0.05V, –0.10V
adjustment Transmit
2. TX AMP 1) M CH: 11 50
Ω
CN19 L60 Repeat adjustment CAR at 14.250MHz: MAX
adjustment Insert the measure cable to terminated L61 2 to 3 times.
CN19. Oscilloscope L63 Level maximum
Transmit or L64
Spectrum L65
analyzer L67
L69
3. MIX BIAS 1) M CH: 11 VR2 Level maximum
adjustment Transmit
4. CW/AM CAR 1) Power ON while holding the Spectrum CN19 Front [MODE] 9dBm ± 1dB
level setting [SCAN] and [DATA] keys. analyzer panel or
(Service adjustment mode) [DATA]
Menu No.: 25
Transmit
2) Menu No.: 26 6.5dBm ± 0.5dB
Transmit
5. TGC 1) Menu No.: 10 6dBm ± 0.5dB
adjustment Transmit
2) Menu No.: 11 3dBm
Transmit
3) Menu No.: 12 0.8dBm
Transmit