Kenwood TH-K2AT Service Manual page 42

TH-K2AT/K2E/K2ET
Item Condition
9.VOX Sw itch to Adjustment mode
Sensitivity and carry out the operations
Write for adjustment item O.
(Refer to page 34)
TX pow er: Low
1)LCD display: VOX1
Frequency: 145.000M Hz
Frequency: 146.000M Hz
AG: 1kHz/80mV
2)LCD display: VOX9
Frequency: 145.000M Hz
Frequency: 146.000M Hz
AG: 1kHz/1.5mV
10. VOX To exit from the Adjustment
Operation M ode, turn the transceiver
Check pow er OFF and then ON.
1)Frequency: 145.000M Hz
Frequency: 146.000M Hz
VOX Gain: 4
AG: OFF
2)AG: 1kHz/100mV
11. DTM F Detector: P-P/2
DEV HPF: OFF
Check LPF: 15kHz
De-emphasis: OFF
TX pow er: Low
1)Frequency: 145.000M Hz
Frequency: 146.000M Hz
Send DTM F code " D"
Note: For details of sending DTM F code " D" ,
refer to the " Single Tone M ode" on page 27.
12. 1750Hz Detector: P-P/2
Tone DEV HPF: OFF
Check LPF: 15kHz
(E, E3 types De-emphasis: OFF
only) TX pow er: Low
1)Frequency: 145.000M Hz
Send 1750Hz Tone
13. Protection TX pow er: High
Check 1)Frequency: 145.000M Hz
(DC IN
terminal: 13.8V) Frequency: 146.000M Hz
ANT: OPEN
PTT: ON
42
ADJUSTM ENT
M easurement
Test equipment
AG
(E, E3)
(K, K2, M , M 2)
(E, E3)
(K, K2, M , M 2)
(E, E3)
(K, K2, M , M 2)
Linear detector
(E, E3)
(K, K2, M , M 2)
(E, E3)
Am meter
(E, E3)
(K, K2, M , M 2)
Unit Terminal Unit Parts
TX-RX M IC
(A/3)
[M ENU]
[M ENU]
ANT
Adjustment
Specifications/
Remarks
M ethod
Write
Write
Check Does not
transmit.
Transmits.
Check 2.0kHz - 4.2kHz
Check 2.5kHz - 4.5kHz
Check 2.4A or less